ArcBest Corp NASDAQ:ARCB Historical Prices

Below are the 7271 trading days of historical prices for ARCB.

#	Exchange	Symbol	Date	Open	High	Low	Close
7271	NASDAQ	ARCB	Mon, Mar 4, 2024	142.79	142.86	142.00	142.40
7270	NASDAQ	ARCB	Fri, Mar 1, 2024	142.97	143.81	141.05	142.15
7269	NASDAQ	ARCB	Thu, Feb 29, 2024	141.05	144.84	140.73	142.86
7268	NASDAQ	ARCB	Wed, Feb 28, 2024	140.39	142.11	139.76	139.80
7267	NASDAQ	ARCB	Tue, Feb 27, 2024	140.34	143.33	139.17	142.38
7266	NASDAQ	ARCB	Mon, Feb 26, 2024	140.12	140.92	138.70	139.12
7265	NASDAQ	ARCB	Fri, Feb 23, 2024	139.40	140.84	138.14	140.42
7264	NASDAQ	ARCB	Thu, Feb 22, 2024	139.22	140.76	138.54	138.80
7263	NASDAQ	ARCB	Wed, Feb 21, 2024	140.36	141.24	136.86	138.86
7262	NASDAQ	ARCB	Tue, Feb 20, 2024	139.63	140.79	136.18	140.07
7261	NASDAQ	ARCB	Fri, Feb 16, 2024	142.91	143.83	140.84	142.06
7260	NASDAQ	ARCB	Thu, Feb 15, 2024	142.37	143.75	139.53	143.56
7259	NASDAQ	ARCB	Wed, Feb 14, 2024	141.09	142.73	139.48	141.72
7258	NASDAQ	ARCB	Tue, Feb 13, 2024	139.16	143.74	137.97	139.34
7257	NASDAQ	ARCB	Mon, Feb 12, 2024	143.81	145.10	142.01	144.43
7256	NASDAQ	ARCB	Fri, Feb 9, 2024	141.02	145.06	139.29	143.81
7255	NASDAQ	ARCB	Thu, Feb 8, 2024	140.26	140.73	136.30	139.81
7254	NASDAQ	ARCB	Wed, Feb 7, 2024	143.85	146.24	139.63	140.31
7253	NASDAQ	ARCB	Tue, Feb 6, 2024	130.00	144.00	129.04	138.58
7252	NASDAQ	ARCB	Mon, Feb 5, 2024	129.25	132.40	126.38	128.07
7251	NASDAQ	ARCB	Fri, Feb 2, 2024	120.21	128.80	117.42	128.35
7250	NASDAQ	ARCB	Thu, Feb 1, 2024	119.35	121.21	115.25	120.98
7249	NASDAQ	ARCB	Wed, Jan 31, 2024	122.40	123.64	118.59	119.13
7248	NASDAQ	ARCB	Tue, Jan 30, 2024	122.17	123.01	119.85	122.40
7247	NASDAQ	ARCB	Mon, Jan 29, 2024	121.86	123.63	120.05	123.31
7246	NASDAQ	ARCB	Fri, Jan 26, 2024	121.23	121.23	119.19	121.05
7245	NASDAQ	ARCB	Thu, Jan 25, 2024	120.70	121.37	119.17	120.21
7244	NASDAQ	ARCB	Wed, Jan 24, 2024	122.14	122.14	118.95	119.10
7243	NASDAQ	ARCB	Tue, Jan 23, 2024	123.90	124.79	120.32	120.66
7242	NASDAQ	ARCB	Mon, Jan 22, 2024	119.77	123.49	119.77	123.36
7241	NASDAQ	ARCB	Fri, Jan 19, 2024	117.15	119.24	115.04	118.39
7240	NASDAQ	ARCB	Thu, Jan 18, 2024	116.52	117.01	115.21	116.13
7239	NASDAQ	ARCB	Wed, Jan 17, 2024	114.51	115.61	113.10	115.37
7238	NASDAQ	ARCB	Tue, Jan 16, 2024	116.59	117.38	115.49	116.13
7237	NASDAQ	ARCB	Fri, Jan 12, 2024	118.38	119.53	116.33	117.95
7236	NASDAQ	ARCB	Thu, Jan 11, 2024	118.73	119.18	116.07	117.87
7235	NASDAQ	ARCB	Wed, Jan 10, 2024	118.05	118.69	115.91	118.69
7234	NASDAQ	ARCB	Tue, Jan 9, 2024	116.73	118.62	114.66	117.62
7233	NASDAQ	ARCB	Mon, Jan 8, 2024	115.60	118.65	115.28	118.64
7232	NASDAQ	ARCB	Fri, Jan 5, 2024	115.97	117.40	115.05	115.56
7231	NASDAQ	ARCB	Thu, Jan 4, 2024	116.86	118.50	116.46	116.53
7230	NASDAQ	ARCB	Wed, Jan 3, 2024	120.07	120.07	116.02	116.42
7229	NASDAQ	ARCB	Tue, Jan 2, 2024	119.62	121.69	119.32	121.06
7228	NASDAQ	ARCB	Fri, Dec 29, 2023	122.17	122.72	119.50	120.21
7227	NASDAQ	ARCB	Thu, Dec 28, 2023	122.37	122.73	120.88	122.00
7226	NASDAQ	ARCB	Wed, Dec 27, 2023	122.52	123.90	121.89	122.45
7225	NASDAQ	ARCB	Tue, Dec 26, 2023	119.49	122.89	119.32	122.15
7224	NASDAQ	ARCB	Fri, Dec 22, 2023	119.88	121.34	118.96	119.18
7223	NASDAQ	ARCB	Thu, Dec 21, 2023	118.47	119.75	117.33	118.92
7222	NASDAQ	ARCB	Wed, Dec 20, 2023	115.31	119.83	114.15	117.30
7221	NASDAQ	ARCB	Tue, Dec 19, 2023	114.72	116.99	113.91	116.34
7220	NASDAQ	ARCB	Mon, Dec 18, 2023	115.00	115.49	113.58	114.32
7219	NASDAQ	ARCB	Fri, Dec 15, 2023	113.88	116.51	111.48	114.17
7218	NASDAQ	ARCB	Thu, Dec 14, 2023	110.46	114.02	110.46	113.11
7217	NASDAQ	ARCB	Wed, Dec 13, 2023	108.58	110.07	105.68	109.74
7216	NASDAQ	ARCB	Tue, Dec 12, 2023	108.29	110.11	107.41	108.95
7215	NASDAQ	ARCB	Mon, Dec 11, 2023	107.14	109.69	106.36	108.64
7214	NASDAQ	ARCB	Fri, Dec 8, 2023	107.36	110.68	106.90	107.76
7213	NASDAQ	ARCB	Thu, Dec 7, 2023	107.89	108.74	105.37	107.66
7212	NASDAQ	ARCB	Wed, Dec 6, 2023	113.23	113.23	107.41	107.88
7211	NASDAQ	ARCB	Tue, Dec 5, 2023	122.50	122.50	111.01	112.96
7210	NASDAQ	ARCB	Mon, Dec 4, 2023	123.70	125.48	122.45	124.73
7209	NASDAQ	ARCB	Fri, Dec 1, 2023	118.25	124.92	117.86	124.72
7208	NASDAQ	ARCB	Thu, Nov 30, 2023	117.42	119.23	114.13	119.19
7207	NASDAQ	ARCB	Wed, Nov 29, 2023	119.90	121.19	116.66	117.46
7206	NASDAQ	ARCB	Tue, Nov 28, 2023	121.10	122.25	117.90	119.26
7205	NASDAQ	ARCB	Mon, Nov 27, 2023	120.88	121.59	119.26	121.21
7204	NASDAQ	ARCB	Fri, Nov 24, 2023	121.59	123.57	121.39	121.65
7203	NASDAQ	ARCB	Wed, Nov 22, 2023	121.89	123.99	121.89	122.24
7202	NASDAQ	ARCB	Tue, Nov 21, 2023	120.44	121.71	119.58	121.42
7201	NASDAQ	ARCB	Mon, Nov 20, 2023	121.07	122.20	120.19	121.46
7200	NASDAQ	ARCB	Fri, Nov 17, 2023	122.24	122.65	119.91	121.00
7199	NASDAQ	ARCB	Thu, Nov 16, 2023	121.69	122.63	119.20	121.16
7198	NASDAQ	ARCB	Wed, Nov 15, 2023	121.01	124.22	121.01	122.14
7197	NASDAQ	ARCB	Tue, Nov 14, 2023	119.83	122.14	119.31	121.24
7196	NASDAQ	ARCB	Mon, Nov 13, 2023	114.61	116.95	114.50	116.50
7195	NASDAQ	ARCB	Fri, Nov 10, 2023	115.82	117.08	114.45	115.63
7194	NASDAQ	ARCB	Thu, Nov 9, 2023	117.25	120.47	114.10	114.68
7193	NASDAQ	ARCB	Wed, Nov 8, 2023	116.89	118.29	114.68	116.47
7192	NASDAQ	ARCB	Tue, Nov 7, 2023	116.61	119.24	115.79	116.89
7191	NASDAQ	ARCB	Mon, Nov 6, 2023	119.87	119.87	116.34	118.31
7190	NASDAQ	ARCB	Fri, Nov 3, 2023	119.00	121.85	117.41	120.00
7189	NASDAQ	ARCB	Thu, Nov 2, 2023	115.21	117.54	113.99	117.41
7188	NASDAQ	ARCB	Wed, Nov 1, 2023	109.25	114.83	108.64	114.39
7187	NASDAQ	ARCB	Tue, Oct 31, 2023	111.72	112.08	107.91	108.88
7186	NASDAQ	ARCB	Mon, Oct 30, 2023	105.33	111.79	104.10	110.89
7185	NASDAQ	ARCB	Fri, Oct 27, 2023	98.00	104.94	95.75	102.26
7184	NASDAQ	ARCB	Thu, Oct 26, 2023	89.70	90.19	86.93	87.99
7183	NASDAQ	ARCB	Wed, Oct 25, 2023	91.64	92.15	89.22	89.70
7182	NASDAQ	ARCB	Tue, Oct 24, 2023	95.05	95.39	92.15	92.48
7181	NASDAQ	ARCB	Mon, Oct 23, 2023	94.52	95.61	93.49	94.14
7180	NASDAQ	ARCB	Fri, Oct 20, 2023	94.86	97.48	93.74	94.52
7179	NASDAQ	ARCB	Thu, Oct 19, 2023	97.10	98.05	92.90	93.41
7178	NASDAQ	ARCB	Wed, Oct 18, 2023	100.37	100.37	96.79	96.87
7177	NASDAQ	ARCB	Tue, Oct 17, 2023	100.12	103.12	100.04	102.13
7176	NASDAQ	ARCB	Mon, Oct 16, 2023	96.53	99.89	96.53	99.10
7175	NASDAQ	ARCB	Fri, Oct 13, 2023	99.11	99.65	95.75	95.90
7174	NASDAQ	ARCB	Thu, Oct 12, 2023	102.28	102.90	98.51	99.05
7173	NASDAQ	ARCB	Wed, Oct 11, 2023	103.17	103.38	100.75	101.85
7172	NASDAQ	ARCB	Tue, Oct 10, 2023	101.64	103.58	101.11	102.83
7171	NASDAQ	ARCB	Mon, Oct 9, 2023	96.92	101.89	96.92	100.99
7170	NASDAQ	ARCB	Fri, Oct 6, 2023	96.98	99.82	96.34	98.75
7169	NASDAQ	ARCB	Thu, Oct 5, 2023	99.10	99.10	97.07	97.68
7168	NASDAQ	ARCB	Wed, Oct 4, 2023	98.76	99.23	97.84	98.91
7167	NASDAQ	ARCB	Tue, Oct 3, 2023	98.57	101.73	97.35	98.26
7166	NASDAQ	ARCB	Mon, Oct 2, 2023	101.03	102.11	97.82	99.44
7165	NASDAQ	ARCB	Fri, Sep 29, 2023	103.16	103.80	101.24	101.65
7164	NASDAQ	ARCB	Thu, Sep 28, 2023	99.98	102.91	99.92	102.49
7163	NASDAQ	ARCB	Wed, Sep 27, 2023	101.87	102.10	99.57	100.29
7162	NASDAQ	ARCB	Tue, Sep 26, 2023	100.80	102.01	99.22	100.59
7161	NASDAQ	ARCB	Mon, Sep 25, 2023	99.87	103.47	99.87	102.16
7160	NASDAQ	ARCB	Fri, Sep 22, 2023	100.04	101.47	99.35	100.26
7159	NASDAQ	ARCB	Thu, Sep 21, 2023	98.52	99.75	97.25	99.40
7158	NASDAQ	ARCB	Wed, Sep 20, 2023	99.90	102.11	98.45	98.46
7157	NASDAQ	ARCB	Tue, Sep 19, 2023	102.97	103.60	99.29	99.74
7156	NASDAQ	ARCB	Mon, Sep 18, 2023	103.02	105.60	102.60	103.22
7155	NASDAQ	ARCB	Fri, Sep 15, 2023	102.64	102.75	99.75	101.93
7154	NASDAQ	ARCB	Thu, Sep 14, 2023	102.14	105.96	102.14	103.20
7153	NASDAQ	ARCB	Wed, Sep 13, 2023	98.79	104.20	98.03	101.00
7152	NASDAQ	ARCB	Tue, Sep 12, 2023	96.48	100.19	96.48	99.27
7151	NASDAQ	ARCB	Mon, Sep 11, 2023	97.98	97.98	97.98	97.98
7150	NASDAQ	ARCB	Fri, Sep 8, 2023	100.27	101.14	96.92	97.17
7149	NASDAQ	ARCB	Thu, Sep 7, 2023	103.67	104.24	99.92	100.98
7148	NASDAQ	ARCB	Wed, Sep 6, 2023	105.53	108.45	103.38	104.09
7147	NASDAQ	ARCB	Tue, Sep 5, 2023	109.37	109.37	105.50	105.96
7146	NASDAQ	ARCB	Fri, Sep 1, 2023	106.96	112.39	106.34	110.39
7145	NASDAQ	ARCB	Thu, Aug 31, 2023	105.57	106.45	104.07	105.59
7144	NASDAQ	ARCB	Wed, Aug 30, 2023	104.24	106.80	104.05	105.86
7143	NASDAQ	ARCB	Tue, Aug 29, 2023	103.83	105.84	103.07	104.60
7142	NASDAQ	ARCB	Mon, Aug 28, 2023	104.78	106.64	102.15	103.48
7141	NASDAQ	ARCB	Fri, Aug 25, 2023	104.63	104.63	101.29	103.82
7140	NASDAQ	ARCB	Thu, Aug 24, 2023	105.45	106.12	104.30	104.63
7139	NASDAQ	ARCB	Wed, Aug 23, 2023	105.84	106.05	104.01	105.49
7138	NASDAQ	ARCB	Tue, Aug 22, 2023	108.35	108.35	104.87	105.84
7137	NASDAQ	ARCB	Mon, Aug 21, 2023	106.77	110.88	106.77	108.35
7136	NASDAQ	ARCB	Fri, Aug 18, 2023	101.11	104.96	100.89	104.60
7135	NASDAQ	ARCB	Thu, Aug 17, 2023	104.22	104.82	101.47	102.22
7134	NASDAQ	ARCB	Wed, Aug 16, 2023	105.24	109.50	103.61	104.00
7133	NASDAQ	ARCB	Tue, Aug 15, 2023	104.53	105.65	103.19	104.53
7132	NASDAQ	ARCB	Mon, Aug 14, 2023	107.70	110.00	105.01	105.28
7131	NASDAQ	ARCB	Fri, Aug 11, 2023	108.71	109.35	107.50	108.22
7130	NASDAQ	ARCB	Thu, Aug 10, 2023	112.29	112.29	108.27	109.43
7129	NASDAQ	ARCB	Wed, Aug 9, 2023	109.56	111.95	107.41	111.49
7128	NASDAQ	ARCB	Tue, Aug 8, 2023	110.32	112.34	109.81	110.05
7127	NASDAQ	ARCB	Mon, Aug 7, 2023	116.51	118.17	112.18	112.69
7126	NASDAQ	ARCB	Fri, Aug 4, 2023	117.77	119.40	114.62	115.64
7125	NASDAQ	ARCB	Thu, Aug 3, 2023	115.31	118.45	114.20	117.77
7124	NASDAQ	ARCB	Wed, Aug 2, 2023	114.63	117.73	112.70	115.69
7123	NASDAQ	ARCB	Tue, Aug 1, 2023	116.32	118.14	111.38	117.39
7122	NASDAQ	ARCB	Mon, Jul 31, 2023	117.60	118.95	115.00	116.32
7121	NASDAQ	ARCB	Fri, Jul 28, 2023	120.00	121.99	114.00	119.41
7120	NASDAQ	ARCB	Thu, Jul 27, 2023	119.67	122.86	117.50	118.83
7119	NASDAQ	ARCB	Wed, Jul 26, 2023	112.84	120.37	112.84	119.10
7118	NASDAQ	ARCB	Tue, Jul 25, 2023	108.59	113.74	108.59	111.84
7117	NASDAQ	ARCB	Mon, Jul 24, 2023	105.66	110.34	105.12	109.57
7116	NASDAQ	ARCB	Fri, Jul 21, 2023	111.43	112.12	108.34	109.10
7115	NASDAQ	ARCB	Thu, Jul 20, 2023	109.25	112.44	107.22	111.83
7114	NASDAQ	ARCB	Wed, Jul 19, 2023	101.57	110.69	101.14	109.92
7113	NASDAQ	ARCB	Tue, Jul 18, 2023	100.02	104.56	100.02	100.59
7112	NASDAQ	ARCB	Mon, Jul 17, 2023	95.17	96.41	94.18	95.96
7111	NASDAQ	ARCB	Fri, Jul 14, 2023	96.18	96.20	95.13	95.79
7110	NASDAQ	ARCB	Thu, Jul 13, 2023	96.78	97.46	96.15	96.78
7109	NASDAQ	ARCB	Wed, Jul 12, 2023	99.89	100.06	95.91	96.55
7108	NASDAQ	ARCB	Tue, Jul 11, 2023	98.61	98.69	96.35	98.32
7107	NASDAQ	ARCB	Mon, Jul 10, 2023	97.31	100.25	96.59	98.06
7106	NASDAQ	ARCB	Fri, Jul 7, 2023	96.00	101.49	95.94	98.55
7105	NASDAQ	ARCB	Thu, Jul 6, 2023	94.61	95.67	92.89	95.50
7104	NASDAQ	ARCB	Wed, Jul 5, 2023	97.80	98.57	94.40	95.42
7103	NASDAQ	ARCB	Mon, Jul 3, 2023	98.05	99.85	97.45	98.72
7102	NASDAQ	ARCB	Fri, Jun 30, 2023	99.49	99.49	97.00	98.80
7101	NASDAQ	ARCB	Thu, Jun 29, 2023	97.95	99.55	95.85	99.36
7100	NASDAQ	ARCB	Wed, Jun 28, 2023	93.90	97.85	92.96	97.76
7099	NASDAQ	ARCB	Tue, Jun 27, 2023	86.63	94.43	86.63	94.02
7098	NASDAQ	ARCB	Mon, Jun 26, 2023	85.11	87.51	85.11	86.13
7097	NASDAQ	ARCB	Fri, Jun 23, 2023	86.98	88.83	85.25	85.37
7096	NASDAQ	ARCB	Thu, Jun 22, 2023	87.10	88.64	86.66	88.00
7095	NASDAQ	ARCB	Wed, Jun 21, 2023	85.59	87.74	85.10	87.47
7094	NASDAQ	ARCB	Tue, Jun 20, 2023	87.57	88.19	85.36	86.21
7093	NASDAQ	ARCB	Fri, Jun 16, 2023	88.76	89.46	87.47	88.23
7092	NASDAQ	ARCB	Thu, Jun 15, 2023	88.42	89.41	86.52	87.75
7091	NASDAQ	ARCB	Wed, Jun 14, 2023	87.20	90.31	87.05	89.15
7090	NASDAQ	ARCB	Tue, Jun 13, 2023	86.52	87.61	85.64	86.50
7089	NASDAQ	ARCB	Mon, Jun 12, 2023	87.21	87.48	84.54	86.10
7088	NASDAQ	ARCB	Fri, Jun 9, 2023	87.68	87.85	84.70	85.20
7087	NASDAQ	ARCB	Thu, Jun 8, 2023	87.51	88.68	86.75	87.93
7086	NASDAQ	ARCB	Wed, Jun 7, 2023	85.76	88.08	84.88	87.52
7085	NASDAQ	ARCB	Tue, Jun 6, 2023	83.67	86.55	82.18	85.32
7084	NASDAQ	ARCB	Mon, Jun 5, 2023	86.85	87.14	83.20	84.15
7083	NASDAQ	ARCB	Fri, Jun 2, 2023	85.35	87.57	84.60	87.20
7082	NASDAQ	ARCB	Thu, Jun 1, 2023	84.00	84.90	82.95	84.39
7081	NASDAQ	ARCB	Wed, May 31, 2023	87.03	87.96	83.53	83.78
7080	NASDAQ	ARCB	Tue, May 30, 2023	86.97	88.15	86.56	87.32
7079	NASDAQ	ARCB	Fri, May 26, 2023	87.14	88.25	86.74	87.00
7078	NASDAQ	ARCB	Thu, May 25, 2023	84.49	87.23	84.42	87.19
7077	NASDAQ	ARCB	Wed, May 24, 2023	86.49	86.63	83.38	84.49
7076	NASDAQ	ARCB	Tue, May 23, 2023	86.75	88.73	86.06	87.42
7075	NASDAQ	ARCB	Mon, May 22, 2023	86.73	87.38	85.06	87.00
7074	NASDAQ	ARCB	Fri, May 19, 2023	88.00	88.21	85.27	86.21
7073	NASDAQ	ARCB	Thu, May 18, 2023	83.48	87.46	83.48	87.17
7072	NASDAQ	ARCB	Wed, May 17, 2023	84.92	86.45	83.85	86.27
7071	NASDAQ	ARCB	Tue, May 16, 2023	86.09	86.31	84.26	84.49
7070	NASDAQ	ARCB	Mon, May 15, 2023	87.49	88.11	86.63	86.75
7069	NASDAQ	ARCB	Fri, May 12, 2023	87.32	88.10	86.08	87.42
7068	NASDAQ	ARCB	Thu, May 11, 2023	86.51	87.03	84.51	86.73
7067	NASDAQ	ARCB	Wed, May 10, 2023	88.34	88.53	86.03	87.28
7066	NASDAQ	ARCB	Tue, May 9, 2023	86.80	87.24	85.21	86.70
7065	NASDAQ	ARCB	Mon, May 8, 2023	87.82	89.38	86.31	87.68
7064	NASDAQ	ARCB	Fri, May 5, 2023	86.78	88.39	86.06	87.82
7063	NASDAQ	ARCB	Thu, May 4, 2023	89.27	89.99	85.57	85.73
7062	NASDAQ	ARCB	Wed, May 3, 2023	90.75	92.41	89.96	90.02
7061	NASDAQ	ARCB	Tue, May 2, 2023	91.26	91.42	88.46	90.61
7060	NASDAQ	ARCB	Mon, May 1, 2023	90.66	92.85	89.51	91.62
7059	NASDAQ	ARCB	Fri, Apr 28, 2023	86.95	95.51	86.00	94.40
7058	NASDAQ	ARCB	Thu, Apr 27, 2023	88.75	90.96	87.75	89.90
7057	NASDAQ	ARCB	Wed, Apr 26, 2023	94.64	94.72	84.08	88.00
7056	NASDAQ	ARCB	Tue, Apr 25, 2023	94.44	95.24	92.85	94.38
7055	NASDAQ	ARCB	Mon, Apr 24, 2023	95.43	96.59	93.27	95.79
7054	NASDAQ	ARCB	Fri, Apr 21, 2023	95.83	97.14	94.84	95.60
7053	NASDAQ	ARCB	Thu, Apr 20, 2023	94.58	97.15	94.28	95.93
7052	NASDAQ	ARCB	Wed, Apr 19, 2023	93.14	95.35	92.32	95.03
7051	NASDAQ	ARCB	Tue, Apr 18, 2023	94.50	95.72	93.63	94.03
7050	NASDAQ	ARCB	Mon, Apr 17, 2023	93.97	94.76	92.39	93.79
7049	NASDAQ	ARCB	Fri, Apr 14, 2023	91.81	93.91	91.80	93.90
7048	NASDAQ	ARCB	Thu, Apr 13, 2023	93.68	93.83	91.22	92.27
7047	NASDAQ	ARCB	Wed, Apr 12, 2023	94.41	94.59	93.19	93.38
7046	NASDAQ	ARCB	Tue, Apr 11, 2023	93.39	94.58	92.83	93.75
7045	NASDAQ	ARCB	Mon, Apr 10, 2023	88.86	93.57	88.12	93.40
7044	NASDAQ	ARCB	Thu, Apr 6, 2023	88.24	90.29	88.00	89.59
7043	NASDAQ	ARCB	Wed, Apr 5, 2023	88.07	88.92	86.50	88.54
7042	NASDAQ	ARCB	Tue, Apr 4, 2023	91.45	91.45	87.95	88.87
7041	NASDAQ	ARCB	Mon, Apr 3, 2023	92.14	93.15	89.27	91.46
7040	NASDAQ	ARCB	Fri, Mar 31, 2023	91.43	92.87	90.67	92.42
7039	NASDAQ	ARCB	Thu, Mar 30, 2023	91.33	91.95	90.44	90.72
7038	NASDAQ	ARCB	Wed, Mar 29, 2023	92.00	92.13	90.07	90.79
7037	NASDAQ	ARCB	Tue, Mar 28, 2023	90.31	91.59	90.24	91.00
7036	NASDAQ	ARCB	Mon, Mar 27, 2023	91.00	91.95	90.20	90.97
7035	NASDAQ	ARCB	Fri, Mar 24, 2023	87.81	89.92	87.34	89.69
7034	NASDAQ	ARCB	Thu, Mar 23, 2023	90.33	91.81	88.45	89.02
7033	NASDAQ	ARCB	Wed, Mar 22, 2023	90.99	93.27	90.02	90.22
7032	NASDAQ	ARCB	Tue, Mar 21, 2023	89.82	92.27	88.89	90.99
7031	NASDAQ	ARCB	Mon, Mar 20, 2023	88.81	90.51	86.37	87.62
7030	NASDAQ	ARCB	Fri, Mar 17, 2023	93.06	93.29	87.85	88.48
7029	NASDAQ	ARCB	Thu, Mar 16, 2023	89.75	93.60	89.40	93.39
7028	NASDAQ	ARCB	Wed, Mar 15, 2023	90.00	92.50	89.53	90.79
7027	NASDAQ	ARCB	Tue, Mar 14, 2023	96.50	97.56	90.40	93.10
7026	NASDAQ	ARCB	Mon, Mar 13, 2023	93.73	94.99	90.81	93.54
7025	NASDAQ	ARCB	Fri, Mar 10, 2023	98.75	98.77	95.59	96.57
7024	NASDAQ	ARCB	Thu, Mar 9, 2023	101.31	102.56	98.87	99.21
7023	NASDAQ	ARCB	Wed, Mar 8, 2023	101.24	102.68	99.75	101.62
7022	NASDAQ	ARCB	Tue, Mar 7, 2023	101.33	102.16	99.97	101.81
7021	NASDAQ	ARCB	Mon, Mar 6, 2023	103.76	104.87	101.41	101.72
7020	NASDAQ	ARCB	Fri, Mar 3, 2023	101.85	104.06	100.55	103.92
7019	NASDAQ	ARCB	Thu, Mar 2, 2023	97.25	102.22	96.62	102.20
7018	NASDAQ	ARCB	Wed, Mar 1, 2023	97.50	102.12	97.48	98.48
7017	NASDAQ	ARCB	Tue, Feb 28, 2023	96.75	98.68	96.07	96.20
7016	NASDAQ	ARCB	Mon, Feb 27, 2023	98.68	99.56	97.16	97.25
7015	NASDAQ	ARCB	Fri, Feb 24, 2023	95.55	97.70	94.60	97.25
7014	NASDAQ	ARCB	Thu, Feb 23, 2023	97.65	100.72	96.11	97.53
7013	NASDAQ	ARCB	Wed, Feb 22, 2023	98.06	99.20	96.27	96.72
7012	NASDAQ	ARCB	Tue, Feb 21, 2023	100.20	101.42	98.02	98.28
7011	NASDAQ	ARCB	Fri, Feb 17, 2023	101.54	103.46	101.00	102.18
7010	NASDAQ	ARCB	Thu, Feb 16, 2023	100.70	103.52	99.99	101.61
7009	NASDAQ	ARCB	Wed, Feb 15, 2023	100.10	103.04	100.10	102.43
7008	NASDAQ	ARCB	Tue, Feb 14, 2023	98.30	102.42	97.32	101.52
7007	NASDAQ	ARCB	Mon, Feb 13, 2023	99.53	100.30	97.40	98.61
7006	NASDAQ	ARCB	Fri, Feb 10, 2023	100.39	101.48	99.25	100.80
7005	NASDAQ	ARCB	Thu, Feb 9, 2023	103.10	103.53	100.62	101.86
7004	NASDAQ	ARCB	Wed, Feb 8, 2023	100.45	102.99	100.15	102.89
7003	NASDAQ	ARCB	Tue, Feb 7, 2023	91.35	103.57	91.35	101.39
7002	NASDAQ	ARCB	Mon, Feb 6, 2023	86.89	88.64	85.78	86.38
7001	NASDAQ	ARCB	Fri, Feb 3, 2023	79.92	89.69	78.37	86.70
7000	NASDAQ	ARCB	Thu, Feb 2, 2023	87.75	92.42	87.61	90.15
6999	NASDAQ	ARCB	Wed, Feb 1, 2023	83.95	88.50	83.92	87.83
6998	NASDAQ	ARCB	Tue, Jan 31, 2023	80.46	83.74	80.46	83.45
6997	NASDAQ	ARCB	Mon, Jan 30, 2023	82.58	83.75	80.46	80.48
6996	NASDAQ	ARCB	Fri, Jan 27, 2023	80.49	85.16	79.71	83.85
6995	NASDAQ	ARCB	Thu, Jan 26, 2023	81.51	82.33	79.65	80.64
6994	NASDAQ	ARCB	Wed, Jan 25, 2023	81.30	81.30	79.72	80.85
6993	NASDAQ	ARCB	Tue, Jan 24, 2023	80.55	82.64	80.48	82.10
6992	NASDAQ	ARCB	Mon, Jan 23, 2023	79.50	82.08	79.24	81.43
6991	NASDAQ	ARCB	Fri, Jan 20, 2023	77.00	79.33	76.06	79.29
6990	NASDAQ	ARCB	Thu, Jan 19, 2023	76.44	77.06	74.75	75.98
6989	NASDAQ	ARCB	Wed, Jan 18, 2023	76.53	79.35	76.35	77.23
6988	NASDAQ	ARCB	Tue, Jan 17, 2023	78.02	78.40	76.05	76.29
6987	NASDAQ	ARCB	Fri, Jan 13, 2023	77.49	78.53	77.28	78.10
6986	NASDAQ	ARCB	Thu, Jan 12, 2023	78.20	78.88	77.02	78.64
6985	NASDAQ	ARCB	Wed, Jan 11, 2023	78.50	78.91	77.28	77.66
6984	NASDAQ	ARCB	Tue, Jan 10, 2023	77.88	78.58	76.13	78.51
6983	NASDAQ	ARCB	Mon, Jan 9, 2023	76.49	78.44	76.43	77.66
6982	NASDAQ	ARCB	Fri, Jan 6, 2023	71.01	76.20	70.57	75.96
6981	NASDAQ	ARCB	Thu, Jan 5, 2023	69.99	70.43	68.86	70.27
6980	NASDAQ	ARCB	Wed, Jan 4, 2023	68.92	70.99	68.79	70.63
6979	NASDAQ	ARCB	Tue, Jan 3, 2023	71.00	71.39	68.23	68.81
6978	NASDAQ	ARCB	Fri, Dec 30, 2022	70.22	70.59	69.06	70.04
6977	NASDAQ	ARCB	Thu, Dec 29, 2022	69.86	71.81	69.56	71.10
6976	NASDAQ	ARCB	Wed, Dec 28, 2022	70.79	71.20	68.95	69.34
6975	NASDAQ	ARCB	Tue, Dec 27, 2022	71.52	72.11	70.18	70.78
6974	NASDAQ	ARCB	Fri, Dec 23, 2022	70.79	72.02	70.56	71.52
6973	NASDAQ	ARCB	Thu, Dec 22, 2022	71.05	71.05	68.00	70.54
6972	NASDAQ	ARCB	Wed, Dec 21, 2022	71.72	72.74	70.95	72.04
6971	NASDAQ	ARCB	Tue, Dec 20, 2022	72.49	72.49	69.98	71.36
6970	NASDAQ	ARCB	Mon, Dec 19, 2022	74.90	75.90	72.72	72.97
6969	NASDAQ	ARCB	Fri, Dec 16, 2022	74.95	75.98	74.01	74.59
6968	NASDAQ	ARCB	Thu, Dec 15, 2022	77.19	78.11	75.42	76.23
6967	NASDAQ	ARCB	Wed, Dec 14, 2022	78.33	80.19	78.06	78.87
6966	NASDAQ	ARCB	Tue, Dec 13, 2022	82.43	83.71	78.42	78.53
6965	NASDAQ	ARCB	Mon, Dec 12, 2022	76.30	79.19	76.01	79.05
6964	NASDAQ	ARCB	Fri, Dec 9, 2022	76.60	78.03	76.50	77.10
6963	NASDAQ	ARCB	Thu, Dec 8, 2022	78.09	78.13	76.31	76.91
6962	NASDAQ	ARCB	Wed, Dec 7, 2022	76.93	79.54	76.87	77.65
6961	NASDAQ	ARCB	Tue, Dec 6, 2022	78.02	78.25	76.15	77.58
6960	NASDAQ	ARCB	Mon, Dec 5, 2022	80.07	80.50	78.15	78.51
6959	NASDAQ	ARCB	Fri, Dec 2, 2022	79.71	82.32	79.70	80.97
6958	NASDAQ	ARCB	Thu, Dec 1, 2022	83.04	83.10	79.76	80.87
6957	NASDAQ	ARCB	Wed, Nov 30, 2022	81.61	83.00	79.20	82.77
6956	NASDAQ	ARCB	Tue, Nov 29, 2022	80.07	82.00	80.01	81.35
6955	NASDAQ	ARCB	Mon, Nov 28, 2022	80.10	82.12	79.13	79.75
6954	NASDAQ	ARCB	Fri, Nov 25, 2022	81.87	82.22	81.11	81.22
6953	NASDAQ	ARCB	Wed, Nov 23, 2022	80.71	81.77	80.39	81.77
6952	NASDAQ	ARCB	Tue, Nov 22, 2022	81.79	82.92	80.54	80.68
6951	NASDAQ	ARCB	Mon, Nov 21, 2022	81.74	83.08	80.51	81.53
6950	NASDAQ	ARCB	Fri, Nov 18, 2022	82.39	82.99	80.51	82.20
6949	NASDAQ	ARCB	Thu, Nov 17, 2022	80.83	80.97	78.53	80.82
6948	NASDAQ	ARCB	Wed, Nov 16, 2022	84.22	84.22	81.58	82.11
6947	NASDAQ	ARCB	Tue, Nov 15, 2022	86.38	87.00	84.27	85.40
6946	NASDAQ	ARCB	Mon, Nov 14, 2022	84.09	87.86	84.09	84.52
6945	NASDAQ	ARCB	Fri, Nov 11, 2022	82.00	85.22	81.51	84.86
6944	NASDAQ	ARCB	Thu, Nov 10, 2022	76.76	81.47	76.75	81.11
6943	NASDAQ	ARCB	Wed, Nov 9, 2022	75.27	76.61	72.29	72.88
6942	NASDAQ	ARCB	Tue, Nov 8, 2022	76.61	77.31	75.24	76.11
6941	NASDAQ	ARCB	Mon, Nov 7, 2022	74.46	76.50	74.01	76.08
6940	NASDAQ	ARCB	Fri, Nov 4, 2022	71.90	74.04	71.65	73.66
6939	NASDAQ	ARCB	Thu, Nov 3, 2022	71.75	73.18	69.34	71.18
6938	NASDAQ	ARCB	Wed, Nov 2, 2022	80.11	80.77	73.03	73.06
6937	NASDAQ	ARCB	Tue, Nov 1, 2022	79.62	81.50	76.13	80.26
6936	NASDAQ	ARCB	Mon, Oct 31, 2022	76.72	80.86	76.01	79.43
6935	NASDAQ	ARCB	Fri, Oct 28, 2022	76.88	77.89	75.32	77.36
6934	NASDAQ	ARCB	Thu, Oct 27, 2022	78.18	79.02	75.34	76.16
6933	NASDAQ	ARCB	Wed, Oct 26, 2022	76.92	78.64	74.67	77.67
6932	NASDAQ	ARCB	Tue, Oct 25, 2022	76.78	78.41	75.86	75.98
6931	NASDAQ	ARCB	Mon, Oct 24, 2022	73.92	76.88	73.49	76.40
6930	NASDAQ	ARCB	Fri, Oct 21, 2022	73.23	74.16	71.76	73.49
6929	NASDAQ	ARCB	Thu, Oct 20, 2022	76.12	76.24	72.48	72.58
6928	NASDAQ	ARCB	Wed, Oct 19, 2022	77.84	78.67	75.82	76.69
6927	NASDAQ	ARCB	Tue, Oct 18, 2022	80.00	80.30	77.52	78.39
6926	NASDAQ	ARCB	Mon, Oct 17, 2022	77.72	79.93	77.61	78.68
6925	NASDAQ	ARCB	Fri, Oct 14, 2022	77.76	78.48	75.27	75.92
6924	NASDAQ	ARCB	Thu, Oct 13, 2022	76.46	78.45	74.56	77.93
6923	NASDAQ	ARCB	Wed, Oct 12, 2022	76.38	80.58	75.30	78.06
6922	NASDAQ	ARCB	Tue, Oct 11, 2022	76.66	78.00	75.06	75.78
6921	NASDAQ	ARCB	Mon, Oct 10, 2022	75.90	77.86	75.45	77.63
6920	NASDAQ	ARCB	Fri, Oct 7, 2022	76.88	77.42	75.10	75.57
6919	NASDAQ	ARCB	Thu, Oct 6, 2022	77.52	79.58	77.11	78.18
6918	NASDAQ	ARCB	Wed, Oct 5, 2022	77.88	79.27	77.33	77.52
6917	NASDAQ	ARCB	Tue, Oct 4, 2022	77.83	79.15	77.07	79.03
6916	NASDAQ	ARCB	Mon, Oct 3, 2022	73.97	77.33	73.28	76.12
6915	NASDAQ	ARCB	Fri, Sep 30, 2022	74.46	75.21	72.67	72.73
6914	NASDAQ	ARCB	Thu, Sep 29, 2022	73.95	74.37	73.12	74.32
6913	NASDAQ	ARCB	Wed, Sep 28, 2022	72.89	75.94	71.67	75.23
6912	NASDAQ	ARCB	Tue, Sep 27, 2022	71.89	72.60	70.56	72.24
6911	NASDAQ	ARCB	Mon, Sep 26, 2022	69.83	71.75	68.56	70.74
6910	NASDAQ	ARCB	Fri, Sep 23, 2022	70.15	70.48	68.80	70.23
6909	NASDAQ	ARCB	Thu, Sep 22, 2022	72.63	72.63	70.69	71.19
6908	NASDAQ	ARCB	Wed, Sep 21, 2022	73.67	74.66	72.58	72.88
6907	NASDAQ	ARCB	Tue, Sep 20, 2022	72.42	72.79	71.19	72.57
6906	NASDAQ	ARCB	Mon, Sep 19, 2022	70.81	74.04	70.81	73.28
6905	NASDAQ	ARCB	Fri, Sep 16, 2022	72.27	72.27	70.25	71.75
6904	NASDAQ	ARCB	Thu, Sep 15, 2022	75.82	76.88	74.31	74.38
6903	NASDAQ	ARCB	Wed, Sep 14, 2022	75.16	76.20	73.84	76.01
6902	NASDAQ	ARCB	Tue, Sep 13, 2022	76.54	77.49	74.51	75.12
6901	NASDAQ	ARCB	Mon, Sep 12, 2022	77.17	79.40	77.17	78.97
6900	NASDAQ	ARCB	Fri, Sep 9, 2022	75.28	76.62	74.18	76.36
6899	NASDAQ	ARCB	Thu, Sep 8, 2022	75.83	76.32	74.16	75.48
6898	NASDAQ	ARCB	Wed, Sep 7, 2022	78.53	78.53	73.25	76.45
6897	NASDAQ	ARCB	Tue, Sep 6, 2022	79.37	79.89	77.86	79.12
6896	NASDAQ	ARCB	Fri, Sep 2, 2022	80.19	81.23	77.83	78.94
6895	NASDAQ	ARCB	Thu, Sep 1, 2022	79.53	79.77	77.10	78.72
6894	NASDAQ	ARCB	Wed, Aug 31, 2022	83.74	84.74	80.36	80.53
6893	NASDAQ	ARCB	Tue, Aug 30, 2022	84.79	85.20	82.12	83.55
6892	NASDAQ	ARCB	Mon, Aug 29, 2022	86.20	86.32	84.54	84.73
6891	NASDAQ	ARCB	Fri, Aug 26, 2022	90.94	91.10	87.24	87.32
6890	NASDAQ	ARCB	Thu, Aug 25, 2022	88.88	91.32	88.72	91.32
6889	NASDAQ	ARCB	Wed, Aug 24, 2022	88.74	90.33	88.48	88.53
6888	NASDAQ	ARCB	Tue, Aug 23, 2022	88.21	90.07	87.90	88.74
6887	NASDAQ	ARCB	Mon, Aug 22, 2022	88.40	88.85	86.73	87.66
6886	NASDAQ	ARCB	Fri, Aug 19, 2022	89.58	90.36	88.65	90.00
6885	NASDAQ	ARCB	Thu, Aug 18, 2022	88.51	91.34	88.17	91.02
6884	NASDAQ	ARCB	Wed, Aug 17, 2022	90.38	91.22	87.95	89.00
6883	NASDAQ	ARCB	Tue, Aug 16, 2022	91.09	92.49	90.96	91.98
6882	NASDAQ	ARCB	Mon, Aug 15, 2022	90.39	91.39	88.72	91.30
6881	NASDAQ	ARCB	Fri, Aug 12, 2022	91.46	91.64	90.11	91.08
6880	NASDAQ	ARCB	Thu, Aug 11, 2022	90.48	93.22	89.79	90.77
6879	NASDAQ	ARCB	Wed, Aug 10, 2022	87.98	91.37	87.98	89.47
6878	NASDAQ	ARCB	Tue, Aug 9, 2022	87.89	87.89	84.76	85.94
6877	NASDAQ	ARCB	Mon, Aug 8, 2022	89.07	90.24	88.12	88.45
6876	NASDAQ	ARCB	Fri, Aug 5, 2022	85.75	88.51	85.31	88.28
6875	NASDAQ	ARCB	Thu, Aug 4, 2022	85.94	86.55	85.30	86.55
6874	NASDAQ	ARCB	Wed, Aug 3, 2022	86.13	87.44	85.47	85.63
6873	NASDAQ	ARCB	Tue, Aug 2, 2022	87.54	87.72	85.56	86.03
6872	NASDAQ	ARCB	Mon, Aug 1, 2022	88.40	90.25	87.21	87.86
6871	NASDAQ	ARCB	Fri, Jul 29, 2022	84.13	88.76	82.55	88.60
6870	NASDAQ	ARCB	Thu, Jul 28, 2022	82.48	87.77	82.48	87.68
6869	NASDAQ	ARCB	Wed, Jul 27, 2022	82.73	82.73	76.82	81.73
6868	NASDAQ	ARCB	Tue, Jul 26, 2022	79.03	80.63	78.05	79.73
6867	NASDAQ	ARCB	Mon, Jul 25, 2022	82.02	82.02	79.54	80.34
6866	NASDAQ	ARCB	Fri, Jul 22, 2022	82.09	82.72	79.69	81.13
6865	NASDAQ	ARCB	Thu, Jul 21, 2022	82.00	82.71	81.00	82.30
6864	NASDAQ	ARCB	Wed, Jul 20, 2022	79.10	81.34	78.79	81.25
6863	NASDAQ	ARCB	Tue, Jul 19, 2022	75.27	80.19	75.27	79.75
6862	NASDAQ	ARCB	Mon, Jul 18, 2022	74.65	75.80	74.08	74.31
6861	NASDAQ	ARCB	Fri, Jul 15, 2022	72.49	73.80	72.02	73.30
6860	NASDAQ	ARCB	Thu, Jul 14, 2022	69.79	71.30	68.16	71.12
6859	NASDAQ	ARCB	Wed, Jul 13, 2022	74.20	74.45	71.05	71.74
6858	NASDAQ	ARCB	Tue, Jul 12, 2022	74.93	78.42	74.93	75.85
6857	NASDAQ	ARCB	Mon, Jul 11, 2022	75.47	76.28	74.63	74.70
6856	NASDAQ	ARCB	Fri, Jul 8, 2022	76.77	77.06	74.34	76.23
6855	NASDAQ	ARCB	Thu, Jul 7, 2022	74.60	77.05	74.57	76.77
6854	NASDAQ	ARCB	Wed, Jul 6, 2022	71.63	74.37	70.12	73.75
6853	NASDAQ	ARCB	Tue, Jul 5, 2022	68.97	71.88	68.11	71.74
6852	NASDAQ	ARCB	Fri, Jul 1, 2022	69.64	71.39	68.91	70.80
6851	NASDAQ	ARCB	Thu, Jun 30, 2022	68.22	70.64	67.40	70.37
6850	NASDAQ	ARCB	Wed, Jun 29, 2022	70.09	71.66	68.20	69.69
6849	NASDAQ	ARCB	Tue, Jun 28, 2022	74.71	75.24	70.11	70.11
6848	NASDAQ	ARCB	Mon, Jun 27, 2022	72.45	74.55	71.61	72.20
6847	NASDAQ	ARCB	Fri, Jun 24, 2022	68.73	72.88	68.73	71.48
6846	NASDAQ	ARCB	Thu, Jun 23, 2022	68.01	68.55	66.35	67.49
6845	NASDAQ	ARCB	Wed, Jun 22, 2022	68.59	70.25	67.12	67.38
6844	NASDAQ	ARCB	Tue, Jun 21, 2022	70.28	71.80	68.98	70.54
6843	NASDAQ	ARCB	Fri, Jun 17, 2022	71.05	71.17	68.24	68.31
6842	NASDAQ	ARCB	Thu, Jun 16, 2022	72.51	72.51	69.16	69.95
6841	NASDAQ	ARCB	Wed, Jun 15, 2022	76.02	77.25	73.96	74.78
6840	NASDAQ	ARCB	Tue, Jun 14, 2022	73.12	75.14	72.63	74.82
6839	NASDAQ	ARCB	Mon, Jun 13, 2022	71.50	72.90	70.06	71.93
6838	NASDAQ	ARCB	Fri, Jun 10, 2022	76.61	77.67	73.41	74.16
6837	NASDAQ	ARCB	Thu, Jun 9, 2022	78.22	80.36	77.85	78.61
6836	NASDAQ	ARCB	Wed, Jun 8, 2022	81.50	81.57	77.25	79.11
6835	NASDAQ	ARCB	Tue, Jun 7, 2022	83.00	83.16	76.51	82.53
6834	NASDAQ	ARCB	Mon, Jun 6, 2022	83.31	86.68	81.25	85.10
6833	NASDAQ	ARCB	Fri, Jun 3, 2022	80.52	82.55	80.00	82.31
6832	NASDAQ	ARCB	Thu, Jun 2, 2022	77.39	81.96	76.97	81.02
6831	NASDAQ	ARCB	Wed, Jun 1, 2022	75.87	77.57	74.98	76.78
6830	NASDAQ	ARCB	Tue, May 31, 2022	75.33	75.95	72.57	75.63
6829	NASDAQ	ARCB	Fri, May 27, 2022	73.33	75.99	73.20	75.78
6828	NASDAQ	ARCB	Thu, May 26, 2022	70.04	73.77	70.04	73.03
6827	NASDAQ	ARCB	Wed, May 25, 2022	67.65	70.83	67.40	69.93
6826	NASDAQ	ARCB	Tue, May 24, 2022	68.12	68.95	66.51	68.00
6825	NASDAQ	ARCB	Mon, May 23, 2022	69.38	71.38	68.62	69.39
6824	NASDAQ	ARCB	Fri, May 20, 2022	68.09	68.94	65.88	68.75
6823	NASDAQ	ARCB	Thu, May 19, 2022	67.22	68.64	66.07	66.78
6822	NASDAQ	ARCB	Wed, May 18, 2022	75.70	76.37	67.58	68.44
6821	NASDAQ	ARCB	Tue, May 17, 2022	74.09	78.04	74.01	77.84
6820	NASDAQ	ARCB	Mon, May 16, 2022	74.85	74.85	71.52	72.40
6819	NASDAQ	ARCB	Fri, May 13, 2022	75.76	78.38	74.97	75.14
6818	NASDAQ	ARCB	Thu, May 12, 2022	74.80	76.00	70.64	74.30
6817	NASDAQ	ARCB	Wed, May 11, 2022	77.68	79.52	74.75	75.28
6816	NASDAQ	ARCB	Tue, May 10, 2022	80.12	80.65	75.19	77.80
6815	NASDAQ	ARCB	Mon, May 9, 2022	78.36	79.60	76.82	77.42
6814	NASDAQ	ARCB	Fri, May 6, 2022	78.44	81.63	76.05	79.75
6813	NASDAQ	ARCB	Thu, May 5, 2022	79.37	80.50	77.36	79.39
6812	NASDAQ	ARCB	Wed, May 4, 2022	77.48	81.85	76.50	81.29
6811	NASDAQ	ARCB	Tue, May 3, 2022	76.15	76.85	74.31	76.51
6810	NASDAQ	ARCB	Mon, May 2, 2022	73.65	75.64	71.82	75.59
6809	NASDAQ	ARCB	Fri, Apr 29, 2022	74.88	77.12	71.63	72.16
6808	NASDAQ	ARCB	Thu, Apr 28, 2022	74.25	76.73	72.32	76.43
6807	NASDAQ	ARCB	Wed, Apr 27, 2022	72.07	72.52	70.04	70.91
6806	NASDAQ	ARCB	Tue, Apr 26, 2022	75.07	75.46	71.72	71.84
6805	NASDAQ	ARCB	Mon, Apr 25, 2022	72.62	75.39	71.25	75.29
6804	NASDAQ	ARCB	Fri, Apr 22, 2022	73.37	74.44	72.18	73.51
6803	NASDAQ	ARCB	Thu, Apr 21, 2022	74.63	75.74	73.41	73.97
6802	NASDAQ	ARCB	Wed, Apr 20, 2022	73.83	75.91	73.75	74.01
6801	NASDAQ	ARCB	Tue, Apr 19, 2022	69.92	73.98	69.92	73.44
6800	NASDAQ	ARCB	Mon, Apr 18, 2022	68.93	70.32	68.11	69.32
6799	NASDAQ	ARCB	Thu, Apr 14, 2022	69.90	71.30	69.06	69.16
6798	NASDAQ	ARCB	Wed, Apr 13, 2022	69.03	70.94	68.56	70.46
6797	NASDAQ	ARCB	Tue, Apr 12, 2022	69.37	71.29	68.09	68.50
6796	NASDAQ	ARCB	Mon, Apr 11, 2022	67.78	70.00	67.02	68.38
6795	NASDAQ	ARCB	Fri, Apr 8, 2022	69.00	69.84	65.16	68.19
6794	NASDAQ	ARCB	Thu, Apr 7, 2022	71.27	72.50	69.20	70.88
6793	NASDAQ	ARCB	Wed, Apr 6, 2022	72.00	73.00	69.39	70.81
6792	NASDAQ	ARCB	Tue, Apr 5, 2022	76.27	77.24	72.89	73.22
6791	NASDAQ	ARCB	Mon, Apr 4, 2022	76.52	77.22	74.50	76.89
6790	NASDAQ	ARCB	Fri, Apr 1, 2022	80.98	82.28	74.01	75.00
6789	NASDAQ	ARCB	Thu, Mar 31, 2022	85.90	86.27	80.28	80.50
6788	NASDAQ	ARCB	Wed, Mar 30, 2022	88.73	88.88	84.42	85.01
6787	NASDAQ	ARCB	Tue, Mar 29, 2022	88.95	89.84	87.38	89.76
6786	NASDAQ	ARCB	Mon, Mar 28, 2022	86.64	87.27	84.77	86.88
6785	NASDAQ	ARCB	Fri, Mar 25, 2022	89.04	89.45	83.94	86.11
6784	NASDAQ	ARCB	Thu, Mar 24, 2022	88.85	89.73	87.33	88.54
6783	NASDAQ	ARCB	Wed, Mar 23, 2022	91.76	92.13	87.79	88.11
6782	NASDAQ	ARCB	Tue, Mar 22, 2022	91.95	93.00	90.36	92.77
6781	NASDAQ	ARCB	Mon, Mar 21, 2022	93.54	94.08	89.75	90.99
6780	NASDAQ	ARCB	Fri, Mar 18, 2022	90.78	93.52	89.84	93.29
6779	NASDAQ	ARCB	Thu, Mar 17, 2022	88.59	91.68	88.02	91.68
6778	NASDAQ	ARCB	Wed, Mar 16, 2022	85.00	89.81	84.31	89.69
6777	NASDAQ	ARCB	Tue, Mar 15, 2022	82.72	84.55	82.06	84.00
6776	NASDAQ	ARCB	Mon, Mar 14, 2022	85.00	85.08	80.41	81.93
6775	NASDAQ	ARCB	Fri, Mar 11, 2022	87.33	87.33	84.01	84.01
6774	NASDAQ	ARCB	Thu, Mar 10, 2022	85.00	86.09	83.01	85.86
6773	NASDAQ	ARCB	Wed, Mar 9, 2022	84.97	87.00	83.24	85.95
6772	NASDAQ	ARCB	Tue, Mar 8, 2022	80.94	84.69	78.62	82.42
6771	NASDAQ	ARCB	Mon, Mar 7, 2022	87.21	87.49	80.03	80.09
6770	NASDAQ	ARCB	Fri, Mar 4, 2022	93.46	93.69	86.84	87.57
6769	NASDAQ	ARCB	Thu, Mar 3, 2022	95.75	96.80	93.66	94.56
6768	NASDAQ	ARCB	Wed, Mar 2, 2022	92.04	95.57	91.74	95.21
6767	NASDAQ	ARCB	Tue, Mar 1, 2022	92.48	93.52	89.91	90.81
6766	NASDAQ	ARCB	Mon, Feb 28, 2022	88.22	93.29	88.01	92.68
6765	NASDAQ	ARCB	Fri, Feb 25, 2022	86.71	89.88	86.62	89.75
6764	NASDAQ	ARCB	Thu, Feb 24, 2022	81.45	87.82	80.00	87.74
6763	NASDAQ	ARCB	Wed, Feb 23, 2022	86.91	87.98	84.52	84.66
6762	NASDAQ	ARCB	Tue, Feb 22, 2022	87.08	88.68	84.64	86.24
6761	NASDAQ	ARCB	Fri, Feb 18, 2022	86.85	88.80	86.65	88.34
6760	NASDAQ	ARCB	Thu, Feb 17, 2022	89.33	89.91	86.91	86.94
6759	NASDAQ	ARCB	Wed, Feb 16, 2022	90.31	90.65	88.20	90.17
6758	NASDAQ	ARCB	Tue, Feb 15, 2022	88.66	91.00	88.16	90.45
6757	NASDAQ	ARCB	Mon, Feb 14, 2022	85.00	89.04	85.00	86.80
6756	NASDAQ	ARCB	Fri, Feb 11, 2022	88.00	89.83	83.84	84.99
6755	NASDAQ	ARCB	Thu, Feb 10, 2022	88.80	92.99	87.61	88.18
6754	NASDAQ	ARCB	Wed, Feb 9, 2022	88.54	91.65	88.54	90.70
6753	NASDAQ	ARCB	Tue, Feb 8, 2022	85.60	89.83	85.30	87.47
6752	NASDAQ	ARCB	Mon, Feb 7, 2022	90.75	90.75	84.00	85.37
6751	NASDAQ	ARCB	Fri, Feb 4, 2022	92.80	93.34	88.12	89.62
6750	NASDAQ	ARCB	Thu, Feb 3, 2022	92.02	94.78	90.40	92.84
6749	NASDAQ	ARCB	Wed, Feb 2, 2022	96.56	96.92	91.53	93.52
6748	NASDAQ	ARCB	Tue, Feb 1, 2022	95.57	98.95	89.54	93.63
6747	NASDAQ	ARCB	Mon, Jan 31, 2022	85.20	88.78	84.50	88.44
6746	NASDAQ	ARCB	Fri, Jan 28, 2022	84.32	85.98	82.10	85.80
6745	NASDAQ	ARCB	Thu, Jan 27, 2022	87.74	88.23	82.66	83.88
6744	NASDAQ	ARCB	Wed, Jan 26, 2022	90.87	92.30	85.48	86.61
6743	NASDAQ	ARCB	Tue, Jan 25, 2022	88.33	90.71	86.13	87.91
6742	NASDAQ	ARCB	Mon, Jan 24, 2022	83.91	91.66	81.00	91.43
6741	NASDAQ	ARCB	Fri, Jan 21, 2022	87.77	88.77	84.46	84.91
6740	NASDAQ	ARCB	Thu, Jan 20, 2022	92.10	92.66	88.21	88.59
6739	NASDAQ	ARCB	Wed, Jan 19, 2022	92.85	94.30	89.43	90.29
6738	NASDAQ	ARCB	Tue, Jan 18, 2022	88.59	92.96	87.26	92.28
6737	NASDAQ	ARCB	Fri, Jan 14, 2022	90.14	91.00	88.00	90.76
6736	NASDAQ	ARCB	Thu, Jan 13, 2022	94.67	95.20	91.34	91.63
6735	NASDAQ	ARCB	Wed, Jan 12, 2022	95.94	99.23	94.20	94.67
6734	NASDAQ	ARCB	Tue, Jan 11, 2022	99.74	100.80	93.71	95.04
6733	NASDAQ	ARCB	Mon, Jan 10, 2022	99.07	100.07	93.68	98.88
6732	NASDAQ	ARCB	Fri, Jan 7, 2022	103.00	104.08	98.55	100.58
6731	NASDAQ	ARCB	Thu, Jan 6, 2022	102.05	105.63	99.34	103.21
6730	NASDAQ	ARCB	Wed, Jan 5, 2022	114.85	115.25	102.01	103.35
6729	NASDAQ	ARCB	Tue, Jan 4, 2022	113.01	116.64	112.62	115.46
6728	NASDAQ	ARCB	Mon, Jan 3, 2022	121.66	124.03	110.71	112.67
6727	NASDAQ	ARCB	Fri, Dec 31, 2021	116.95	121.61	115.84	119.85
6726	NASDAQ	ARCB	Thu, Dec 30, 2021	121.57	122.68	116.64	116.95
6725	NASDAQ	ARCB	Wed, Dec 29, 2021	120.34	123.52	120.29	121.82
6724	NASDAQ	ARCB	Tue, Dec 28, 2021	123.59	125.00	119.40	120.33
6723	NASDAQ	ARCB	Mon, Dec 27, 2021	114.50	123.26	114.40	121.78
6722	NASDAQ	ARCB	Thu, Dec 23, 2021	108.70	113.71	108.33	111.64
6721	NASDAQ	ARCB	Wed, Dec 22, 2021	107.06	109.13	106.54	107.97
6720	NASDAQ	ARCB	Tue, Dec 21, 2021	102.79	107.12	102.79	106.54
6719	NASDAQ	ARCB	Mon, Dec 20, 2021	102.68	104.14	97.58	101.57
6718	NASDAQ	ARCB	Fri, Dec 17, 2021	103.18	106.64	101.15	105.87
6717	NASDAQ	ARCB	Thu, Dec 16, 2021	108.69	111.60	104.08	104.37
6716	NASDAQ	ARCB	Wed, Dec 15, 2021	104.55	107.27	103.09	107.24
6715	NASDAQ	ARCB	Tue, Dec 14, 2021	104.51	106.88	100.25	104.24
6714	NASDAQ	ARCB	Mon, Dec 13, 2021	108.58	110.47	105.79	106.09
6713	NASDAQ	ARCB	Fri, Dec 10, 2021	107.43	110.95	106.85	107.87
6712	NASDAQ	ARCB	Thu, Dec 9, 2021	105.14	109.25	104.50	106.71
6711	NASDAQ	ARCB	Wed, Dec 8, 2021	106.89	108.48	104.31	105.44
6710	NASDAQ	ARCB	Tue, Dec 7, 2021	104.98	108.65	104.28	106.08
6709	NASDAQ	ARCB	Mon, Dec 6, 2021	105.00	105.93	101.34	102.78
6708	NASDAQ	ARCB	Fri, Dec 3, 2021	103.84	105.67	102.25	103.74
6707	NASDAQ	ARCB	Thu, Dec 2, 2021	99.46	104.96	99.25	103.78
6706	NASDAQ	ARCB	Wed, Dec 1, 2021	106.32	107.29	99.83	99.84
6705	NASDAQ	ARCB	Tue, Nov 30, 2021	105.05	106.49	100.96	103.08
6704	NASDAQ	ARCB	Mon, Nov 29, 2021	107.63	109.05	106.40	107.01
6703	NASDAQ	ARCB	Fri, Nov 26, 2021	106.97	107.25	102.21	105.69
6702	NASDAQ	ARCB	Wed, Nov 24, 2021	108.85	110.75	107.48	109.85
6701	NASDAQ	ARCB	Tue, Nov 23, 2021	108.87	112.07	108.04	110.15
6700	NASDAQ	ARCB	Mon, Nov 22, 2021	110.77	115.51	109.48	109.50
6699	NASDAQ	ARCB	Fri, Nov 19, 2021	107.68	110.35	106.08	110.04
6698	NASDAQ	ARCB	Thu, Nov 18, 2021	113.49	114.50	107.18	108.74
6697	NASDAQ	ARCB	Wed, Nov 17, 2021	113.76	113.95	111.35	113.51
6696	NASDAQ	ARCB	Tue, Nov 16, 2021	109.65	114.30	109.46	113.95
6695	NASDAQ	ARCB	Mon, Nov 15, 2021	111.56	112.00	109.24	110.51
6694	NASDAQ	ARCB	Fri, Nov 12, 2021	110.10	112.10	109.45	111.30
6693	NASDAQ	ARCB	Thu, Nov 11, 2021	108.00	112.25	108.00	110.49
6692	NASDAQ	ARCB	Wed, Nov 10, 2021	109.94	110.98	105.47	106.81
6691	NASDAQ	ARCB	Tue, Nov 9, 2021	112.44	114.60	110.12	111.80
6690	NASDAQ	ARCB	Mon, Nov 8, 2021	111.46	114.15	110.25	112.04
6689	NASDAQ	ARCB	Fri, Nov 5, 2021	114.19	116.79	107.20	110.01
6688	NASDAQ	ARCB	Thu, Nov 4, 2021	110.58	114.58	107.52	113.84
6687	NASDAQ	ARCB	Wed, Nov 3, 2021	106.00	112.59	104.42	110.46
6686	NASDAQ	ARCB	Tue, Nov 2, 2021	97.02	106.65	90.85	105.74
6685	NASDAQ	ARCB	Mon, Nov 1, 2021	93.99	96.99	92.53	96.80
6684	NASDAQ	ARCB	Fri, Oct 29, 2021	91.51	91.96	87.29	89.85
6683	NASDAQ	ARCB	Thu, Oct 28, 2021	88.06	94.03	87.77	92.68
6682	NASDAQ	ARCB	Wed, Oct 27, 2021	89.33	89.41	86.93	86.97
6681	NASDAQ	ARCB	Tue, Oct 26, 2021	90.49	90.74	88.57	89.37
6680	NASDAQ	ARCB	Mon, Oct 25, 2021	89.06	90.45	88.51	89.83
6679	NASDAQ	ARCB	Fri, Oct 22, 2021	88.50	90.67	87.35	88.41
6678	NASDAQ	ARCB	Thu, Oct 21, 2021	85.17	88.61	84.32	87.97
6677	NASDAQ	ARCB	Wed, Oct 20, 2021	85.05	85.99	84.08	85.34
6676	NASDAQ	ARCB	Tue, Oct 19, 2021	86.79	87.05	83.62	85.05
6675	NASDAQ	ARCB	Mon, Oct 18, 2021	85.28	87.36	85.03	85.69
6674	NASDAQ	ARCB	Fri, Oct 15, 2021	85.48	86.21	83.95	85.46
6673	NASDAQ	ARCB	Thu, Oct 14, 2021	83.08	84.91	82.37	83.45
6672	NASDAQ	ARCB	Wed, Oct 13, 2021	86.57	86.57	81.82	82.13
6671	NASDAQ	ARCB	Tue, Oct 12, 2021	88.70	88.90	86.25	86.68
6670	NASDAQ	ARCB	Mon, Oct 11, 2021	88.21	89.48	86.93	88.70
6669	NASDAQ	ARCB	Fri, Oct 8, 2021	88.81	89.46	86.80	87.59
6668	NASDAQ	ARCB	Thu, Oct 7, 2021	91.12	91.33	86.58	88.62
6667	NASDAQ	ARCB	Wed, Oct 6, 2021	87.19	89.48	85.87	89.29
6666	NASDAQ	ARCB	Tue, Oct 5, 2021	84.50	88.00	83.33	87.55
6665	NASDAQ	ARCB	Mon, Oct 4, 2021	85.00	85.69	83.15	84.54
6664	NASDAQ	ARCB	Fri, Oct 1, 2021	82.03	85.58	80.28	84.94
6663	NASDAQ	ARCB	Thu, Sep 30, 2021	79.50	83.41	79.48	81.77
6662	NASDAQ	ARCB	Wed, Sep 29, 2021	77.99	79.03	74.50	76.78
6661	NASDAQ	ARCB	Tue, Sep 28, 2021	78.81	79.39	76.92	77.69
6660	NASDAQ	ARCB	Mon, Sep 27, 2021	76.89	80.46	76.68	79.21
6659	NASDAQ	ARCB	Fri, Sep 24, 2021	75.85	77.60	75.33	76.46
6658	NASDAQ	ARCB	Thu, Sep 23, 2021	75.81	76.86	75.06	76.13
6657	NASDAQ	ARCB	Wed, Sep 22, 2021	77.60	78.06	73.94	75.10
6656	NASDAQ	ARCB	Tue, Sep 21, 2021	75.50	77.70	73.89	77.22
6655	NASDAQ	ARCB	Mon, Sep 20, 2021	71.12	74.23	69.13	73.89
6654	NASDAQ	ARCB	Fri, Sep 17, 2021	73.34	75.39	73.33	73.87
6653	NASDAQ	ARCB	Thu, Sep 16, 2021	71.68	73.39	70.99	73.24
6652	NASDAQ	ARCB	Wed, Sep 15, 2021	67.92	72.47	67.61	71.61
6651	NASDAQ	ARCB	Tue, Sep 14, 2021	69.33	69.65	67.00	67.92
6650	NASDAQ	ARCB	Mon, Sep 13, 2021	68.49	69.90	67.75	69.12
6649	NASDAQ	ARCB	Fri, Sep 10, 2021	67.00	68.11	66.64	67.62
6648	NASDAQ	ARCB	Thu, Sep 9, 2021	66.17	67.01	65.30	66.12
6647	NASDAQ	ARCB	Wed, Sep 8, 2021	69.48	69.48	66.48	66.68
6646	NASDAQ	ARCB	Tue, Sep 7, 2021	69.77	70.83	69.16	69.48
6645	NASDAQ	ARCB	Fri, Sep 3, 2021	69.84	70.04	68.71	69.61
6644	NASDAQ	ARCB	Thu, Sep 2, 2021	69.22	70.91	68.62	69.89
6643	NASDAQ	ARCB	Wed, Sep 1, 2021	67.24	70.05	65.54	68.91
6642	NASDAQ	ARCB	Tue, Aug 31, 2021	68.40	68.74	66.16	66.73
6641	NASDAQ	ARCB	Mon, Aug 30, 2021	68.40	69.29	67.03	68.80
6640	NASDAQ	ARCB	Fri, Aug 27, 2021	65.74	68.51	65.74	67.77
6639	NASDAQ	ARCB	Thu, Aug 26, 2021	66.40	66.57	64.98	65.45
6638	NASDAQ	ARCB	Wed, Aug 25, 2021	66.83	67.89	66.39	66.52
6637	NASDAQ	ARCB	Tue, Aug 24, 2021	66.51	67.98	65.87	67.10
6636	NASDAQ	ARCB	Mon, Aug 23, 2021	65.00	67.75	64.90	66.43
6635	NASDAQ	ARCB	Fri, Aug 20, 2021	62.35	64.62	61.63	64.48
6634	NASDAQ	ARCB	Thu, Aug 19, 2021	65.80	66.84	61.77	62.38
6633	NASDAQ	ARCB	Wed, Aug 18, 2021	68.16	69.25	66.70	66.79
6632	NASDAQ	ARCB	Tue, Aug 17, 2021	68.29	68.41	67.00	68.37
6631	NASDAQ	ARCB	Mon, Aug 16, 2021	68.50	68.95	67.16	68.87
6630	NASDAQ	ARCB	Fri, Aug 13, 2021	69.86	69.86	67.90	69.03
6629	NASDAQ	ARCB	Thu, Aug 12, 2021	69.24	70.07	68.08	69.90
6628	NASDAQ	ARCB	Wed, Aug 11, 2021	66.94	69.72	66.24	69.24
6627	NASDAQ	ARCB	Tue, Aug 10, 2021	66.28	67.88	66.00	66.59
6626	NASDAQ	ARCB	Mon, Aug 9, 2021	67.01	68.12	66.00	66.46
6625	NASDAQ	ARCB	Fri, Aug 6, 2021	65.90	67.76	65.24	67.69
6624	NASDAQ	ARCB	Thu, Aug 5, 2021	65.63	65.90	63.10	65.11
6623	NASDAQ	ARCB	Wed, Aug 4, 2021	64.00	65.69	63.24	65.22
6622	NASDAQ	ARCB	Tue, Aug 3, 2021	61.01	65.36	60.28	64.44
6621	NASDAQ	ARCB	Mon, Aug 2, 2021	59.00	62.37	58.81	60.25
6620	NASDAQ	ARCB	Fri, Jul 30, 2021	58.73	59.39	57.80	59.11
6619	NASDAQ	ARCB	Thu, Jul 29, 2021	56.95	59.92	56.40	59.38
6618	NASDAQ	ARCB	Wed, Jul 28, 2021	58.05	58.29	55.85	56.14
6617	NASDAQ	ARCB	Tue, Jul 27, 2021	56.68	58.03	56.58	57.44
6616	NASDAQ	ARCB	Mon, Jul 26, 2021	57.81	58.67	56.87	57.40
6615	NASDAQ	ARCB	Fri, Jul 23, 2021	56.68	58.03	56.07	57.69
6614	NASDAQ	ARCB	Thu, Jul 22, 2021	57.95	58.13	56.02	56.29
6613	NASDAQ	ARCB	Wed, Jul 21, 2021	57.20	58.52	56.94	57.87
6612	NASDAQ	ARCB	Tue, Jul 20, 2021	54.20	57.10	54.20	56.49
6611	NASDAQ	ARCB	Mon, Jul 19, 2021	55.06	55.06	52.86	53.72
6610	NASDAQ	ARCB	Fri, Jul 16, 2021	61.00	61.98	56.94	57.15
6609	NASDAQ	ARCB	Thu, Jul 15, 2021	61.00	61.88	59.95	60.87
6608	NASDAQ	ARCB	Wed, Jul 14, 2021	61.32	62.99	61.06	61.48
6607	NASDAQ	ARCB	Tue, Jul 13, 2021	60.93	61.94	60.30	60.99
6606	NASDAQ	ARCB	Mon, Jul 12, 2021	60.34	61.23	59.12	61.04
6605	NASDAQ	ARCB	Fri, Jul 9, 2021	59.68	60.87	59.38	60.44
6604	NASDAQ	ARCB	Thu, Jul 8, 2021	58.15	59.49	56.33	58.34
6603	NASDAQ	ARCB	Wed, Jul 7, 2021	57.70	60.12	57.70	59.63
6602	NASDAQ	ARCB	Tue, Jul 6, 2021	58.88	59.01	56.16	57.94
6601	NASDAQ	ARCB	Fri, Jul 2, 2021	60.15	60.23	58.43	58.52
6600	NASDAQ	ARCB	Thu, Jul 1, 2021	58.95	60.37	58.23	60.17
6599	NASDAQ	ARCB	Wed, Jun 30, 2021	58.81	59.20	57.67	58.19
6598	NASDAQ	ARCB	Tue, Jun 29, 2021	58.24	59.23	57.12	58.67
6597	NASDAQ	ARCB	Mon, Jun 28, 2021	58.16	58.20	56.60	57.79
6596	NASDAQ	ARCB	Fri, Jun 25, 2021	58.31	59.15	57.72	58.14
6595	NASDAQ	ARCB	Thu, Jun 24, 2021	57.78	58.68	56.62	58.30
6594	NASDAQ	ARCB	Wed, Jun 23, 2021	56.46	58.36	56.23	57.19
6593	NASDAQ	ARCB	Tue, Jun 22, 2021	56.30	57.06	55.34	56.59
6592	NASDAQ	ARCB	Mon, Jun 21, 2021	54.86	56.41	54.70	55.89
6591	NASDAQ	ARCB	Fri, Jun 18, 2021	54.27	55.40	53.65	54.15
6590	NASDAQ	ARCB	Thu, Jun 17, 2021	58.76	58.76	54.73	55.52
6589	NASDAQ	ARCB	Wed, Jun 16, 2021	59.31	59.31	57.23	58.50
6588	NASDAQ	ARCB	Tue, Jun 15, 2021	59.35	60.23	58.66	59.28
6587	NASDAQ	ARCB	Mon, Jun 14, 2021	60.10	61.00	58.54	59.00
6586	NASDAQ	ARCB	Fri, Jun 11, 2021	58.54	60.67	58.54	60.10
6585	NASDAQ	ARCB	Thu, Jun 10, 2021	61.58	61.77	58.38	58.54
6584	NASDAQ	ARCB	Wed, Jun 9, 2021	64.00	64.19	60.40	61.02
6583	NASDAQ	ARCB	Tue, Jun 8, 2021	64.64	64.64	61.96	64.00
6582	NASDAQ	ARCB	Mon, Jun 7, 2021	68.02	68.59	62.85	63.00
6581	NASDAQ	ARCB	Fri, Jun 4, 2021	76.41	76.70	65.42	69.83
6580	NASDAQ	ARCB	Thu, Jun 3, 2021	77.21	78.23	76.31	76.87
6579	NASDAQ	ARCB	Wed, Jun 2, 2021	81.41	82.34	77.56	78.32
6578	NASDAQ	ARCB	Tue, Jun 1, 2021	78.83	81.74	78.08	81.25
6577	NASDAQ	ARCB	Fri, May 28, 2021	79.01	79.85	76.00	77.84
6576	NASDAQ	ARCB	Thu, May 27, 2021	78.18	80.34	77.95	78.78
6575	NASDAQ	ARCB	Wed, May 26, 2021	77.29	78.42	75.51	76.91
6574	NASDAQ	ARCB	Tue, May 25, 2021	77.33	78.15	75.20	75.73
6573	NASDAQ	ARCB	Mon, May 24, 2021	77.88	78.57	76.81	77.33
6572	NASDAQ	ARCB	Fri, May 21, 2021	77.91	79.39	77.54	78.25
6571	NASDAQ	ARCB	Thu, May 20, 2021	78.06	78.75	76.33	76.96
6570	NASDAQ	ARCB	Wed, May 19, 2021	79.29	79.94	77.02	77.95
6569	NASDAQ	ARCB	Tue, May 18, 2021	83.17	83.84	80.69	80.69
6568	NASDAQ	ARCB	Mon, May 17, 2021	84.07	84.25	82.17	82.59
6567	NASDAQ	ARCB	Fri, May 14, 2021	84.84	86.52	83.07	84.11
6566	NASDAQ	ARCB	Thu, May 13, 2021	80.13	85.80	79.94	83.72
6565	NASDAQ	ARCB	Wed, May 12, 2021	86.93	87.24	80.77	81.39
6564	NASDAQ	ARCB	Tue, May 11, 2021	87.90	88.89	84.06	87.87
6563	NASDAQ	ARCB	Mon, May 10, 2021	91.69	93.96	88.62	88.62
6562	NASDAQ	ARCB	Fri, May 7, 2021	85.79	91.53	84.42	90.45
6561	NASDAQ	ARCB	Thu, May 6, 2021	85.00	86.81	82.53	86.58
6560	NASDAQ	ARCB	Wed, May 5, 2021	81.61	86.39	81.42	85.07
6559	NASDAQ	ARCB	Tue, May 4, 2021	74.07	79.93	74.02	79.26
6558	NASDAQ	ARCB	Mon, May 3, 2021	73.33	75.99	73.00	74.96
6557	NASDAQ	ARCB	Fri, Apr 30, 2021	71.89	73.74	71.89	72.76
6556	NASDAQ	ARCB	Thu, Apr 29, 2021	73.40	73.74	71.92	72.62
6555	NASDAQ	ARCB	Wed, Apr 28, 2021	72.68	74.30	71.72	72.44
6554	NASDAQ	ARCB	Tue, Apr 27, 2021	70.92	72.85	70.92	72.41
6553	NASDAQ	ARCB	Mon, Apr 26, 2021	73.54	74.12	70.56	70.92
6552	NASDAQ	ARCB	Fri, Apr 23, 2021	70.35	72.96	70.35	72.53
6551	NASDAQ	ARCB	Thu, Apr 22, 2021	70.58	71.74	69.79	70.28
6550	NASDAQ	ARCB	Wed, Apr 21, 2021	70.07	71.24	68.94	70.58
6549	NASDAQ	ARCB	Tue, Apr 20, 2021	73.34	74.18	68.67	70.12
6548	NASDAQ	ARCB	Mon, Apr 19, 2021	73.81	74.41	70.80	73.19
6547	NASDAQ	ARCB	Fri, Apr 16, 2021	75.14	76.21	73.46	74.15
6546	NASDAQ	ARCB	Thu, Apr 15, 2021	75.00	75.62	73.03	74.47
6545	NASDAQ	ARCB	Wed, Apr 14, 2021	73.97	74.80	73.06	73.26
6544	NASDAQ	ARCB	Tue, Apr 13, 2021	74.60	74.60	72.25	73.75
6543	NASDAQ	ARCB	Mon, Apr 12, 2021	73.26	74.96	72.74	74.60
6542	NASDAQ	ARCB	Fri, Apr 9, 2021	72.71	73.58	72.08	73.26
6541	NASDAQ	ARCB	Thu, Apr 8, 2021	71.50	73.50	70.50	73.15
6540	NASDAQ	ARCB	Wed, Apr 7, 2021	71.50	73.63	71.50	71.87
6539	NASDAQ	ARCB	Tue, Apr 6, 2021	73.75	74.96	72.08	72.15
6538	NASDAQ	ARCB	Mon, Apr 5, 2021	73.55	74.28	72.48	73.75
6537	NASDAQ	ARCB	Thu, Apr 1, 2021	70.47	72.77	70.47	71.99
6536	NASDAQ	ARCB	Wed, Mar 31, 2021	70.14	71.24	69.20	70.37
6535	NASDAQ	ARCB	Tue, Mar 30, 2021	67.49	71.53	67.49	70.69
6534	NASDAQ	ARCB	Mon, Mar 29, 2021	70.02	70.99	67.27	67.56
6533	NASDAQ	ARCB	Fri, Mar 26, 2021	69.00	71.13	68.35	70.72
6532	NASDAQ	ARCB	Thu, Mar 25, 2021	65.00	68.20	64.57	67.63
6531	NASDAQ	ARCB	Wed, Mar 24, 2021	66.66	67.86	65.03	65.19
6530	NASDAQ	ARCB	Tue, Mar 23, 2021	68.66	68.93	64.52	65.56
6529	NASDAQ	ARCB	Mon, Mar 22, 2021	70.52	70.71	68.04	68.90
6528	NASDAQ	ARCB	Fri, Mar 19, 2021	69.76	70.25	68.42	69.81
6527	NASDAQ	ARCB	Thu, Mar 18, 2021	71.59	72.30	70.02	70.57
6526	NASDAQ	ARCB	Wed, Mar 17, 2021	69.78	72.58	68.72	72.30
6525	NASDAQ	ARCB	Tue, Mar 16, 2021	72.37	72.37	69.53	69.78
6524	NASDAQ	ARCB	Mon, Mar 15, 2021	73.70	73.70	70.52	71.96
6523	NASDAQ	ARCB	Fri, Mar 12, 2021	73.82	74.50	72.05	73.90
6522	NASDAQ	ARCB	Thu, Mar 11, 2021	72.90	74.50	70.90	73.63
6521	NASDAQ	ARCB	Wed, Mar 10, 2021	74.25	74.99	71.11	72.16
6520	NASDAQ	ARCB	Tue, Mar 9, 2021	73.23	74.89	69.64	73.75
6519	NASDAQ	ARCB	Mon, Mar 8, 2021	67.38	70.62	66.45	69.05
6518	NASDAQ	ARCB	Fri, Mar 5, 2021	64.77	66.83	63.33	66.39
6517	NASDAQ	ARCB	Thu, Mar 4, 2021	67.68	68.61	63.77	64.52
6516	NASDAQ	ARCB	Wed, Mar 3, 2021	64.62	69.00	64.45	67.61
6515	NASDAQ	ARCB	Tue, Mar 2, 2021	63.82	65.76	62.85	64.14
6514	NASDAQ	ARCB	Mon, Mar 1, 2021	60.10	63.46	60.00	62.73
6513	NASDAQ	ARCB	Fri, Feb 26, 2021	59.90	60.59	57.54	58.99
6512	NASDAQ	ARCB	Thu, Feb 25, 2021	59.30	61.14	59.30	59.89
6511	NASDAQ	ARCB	Wed, Feb 24, 2021	56.41	59.00	56.11	58.89
6510	NASDAQ	ARCB	Tue, Feb 23, 2021	55.95	56.86	55.53	56.53
6509	NASDAQ	ARCB	Mon, Feb 22, 2021	55.56	57.02	55.07	56.46
6508	NASDAQ	ARCB	Fri, Feb 19, 2021	54.09	56.01	54.00	55.66
6507	NASDAQ	ARCB	Thu, Feb 18, 2021	53.95	54.26	53.12	53.89
6506	NASDAQ	ARCB	Wed, Feb 17, 2021	56.00	56.09	53.79	54.39
6505	NASDAQ	ARCB	Tue, Feb 16, 2021	57.24	57.42	55.51	55.74
6504	NASDAQ	ARCB	Fri, Feb 12, 2021	57.05	57.14	54.63	56.96
6503	NASDAQ	ARCB	Thu, Feb 11, 2021	56.68	57.35	54.98	55.20
6502	NASDAQ	ARCB	Wed, Feb 10, 2021	53.72	56.91	52.59	56.57
6501	NASDAQ	ARCB	Tue, Feb 9, 2021	50.97	53.94	50.54	53.50
6500	NASDAQ	ARCB	Mon, Feb 8, 2021	50.34	51.64	50.27	50.86
6499	NASDAQ	ARCB	Fri, Feb 5, 2021	49.90	50.65	49.54	49.91
6498	NASDAQ	ARCB	Thu, Feb 4, 2021	47.65	49.77	47.23	49.71
6497	NASDAQ	ARCB	Wed, Feb 3, 2021	47.93	48.52	46.57	47.51
6496	NASDAQ	ARCB	Tue, Feb 2, 2021	47.83	47.89	46.04	47.43
6495	NASDAQ	ARCB	Mon, Feb 1, 2021	46.96	47.93	45.94	47.72
6494	NASDAQ	ARCB	Fri, Jan 29, 2021	47.66	48.02	46.24	46.35
6493	NASDAQ	ARCB	Thu, Jan 28, 2021	47.79	47.92	47.01	47.16
6492	NASDAQ	ARCB	Wed, Jan 27, 2021	47.92	48.60	46.59	47.24
6491	NASDAQ	ARCB	Tue, Jan 26, 2021	50.25	50.36	48.98	49.11
6490	NASDAQ	ARCB	Mon, Jan 25, 2021	48.93	50.06	48.60	49.99
6489	NASDAQ	ARCB	Fri, Jan 22, 2021	48.00	48.50	47.35	48.44
6488	NASDAQ	ARCB	Thu, Jan 21, 2021	49.85	50.39	48.65	48.65
6487	NASDAQ	ARCB	Wed, Jan 20, 2021	48.26	49.96	47.93	49.85
6486	NASDAQ	ARCB	Tue, Jan 19, 2021	48.00	48.69	47.44	47.86
6485	NASDAQ	ARCB	Fri, Jan 15, 2021	47.25	47.61	46.29	47.40
6484	NASDAQ	ARCB	Thu, Jan 14, 2021	47.85	49.29	47.56	47.91
6483	NASDAQ	ARCB	Wed, Jan 13, 2021	47.54	47.98	46.26	46.73
6482	NASDAQ	ARCB	Tue, Jan 12, 2021	46.83	47.79	46.20	47.55
6481	NASDAQ	ARCB	Mon, Jan 11, 2021	47.00	47.94	46.19	46.51
6480	NASDAQ	ARCB	Fri, Jan 8, 2021	48.62	48.78	47.67	47.79
6479	NASDAQ	ARCB	Thu, Jan 7, 2021	46.79	48.37	46.20	48.04
6478	NASDAQ	ARCB	Wed, Jan 6, 2021	44.91	47.46	44.78	46.49
6477	NASDAQ	ARCB	Tue, Jan 5, 2021	43.10	44.61	43.10	44.36
6476	NASDAQ	ARCB	Mon, Jan 4, 2021	43.70	44.88	42.46	43.08
6475	NASDAQ	ARCB	Thu, Dec 31, 2020	42.62	43.04	42.48	42.67
6474	NASDAQ	ARCB	Wed, Dec 30, 2020	42.66	43.07	42.45	42.63
6473	NASDAQ	ARCB	Tue, Dec 29, 2020	43.28	43.30	42.41	42.75
6472	NASDAQ	ARCB	Mon, Dec 28, 2020	43.87	44.29	43.19	43.28
6471	NASDAQ	ARCB	Thu, Dec 24, 2020	43.63	43.65	43.06	43.29
6470	NASDAQ	ARCB	Wed, Dec 23, 2020	42.99	43.80	42.86	43.57
6469	NASDAQ	ARCB	Tue, Dec 22, 2020	43.14	43.54	42.43	42.66
6468	NASDAQ	ARCB	Mon, Dec 21, 2020	42.08	43.58	42.08	43.05
6467	NASDAQ	ARCB	Fri, Dec 18, 2020	42.68	43.55	42.31	43.29
6466	NASDAQ	ARCB	Thu, Dec 17, 2020	41.98	42.66	41.22	42.57
6465	NASDAQ	ARCB	Wed, Dec 16, 2020	42.36	42.51	41.71	41.90
6464	NASDAQ	ARCB	Tue, Dec 15, 2020	42.11	42.79	41.22	42.47
6463	NASDAQ	ARCB	Mon, Dec 14, 2020	45.24	45.84	41.87	41.87
6462	NASDAQ	ARCB	Fri, Dec 11, 2020	43.99	44.82	43.80	44.70
6461	NASDAQ	ARCB	Thu, Dec 10, 2020	45.81	46.25	43.77	44.40
6460	NASDAQ	ARCB	Wed, Dec 9, 2020	45.25	45.55	43.50	44.24
6459	NASDAQ	ARCB	Tue, Dec 8, 2020	44.57	45.37	44.14	44.75
6458	NASDAQ	ARCB	Mon, Dec 7, 2020	44.95	45.13	44.51	44.76
6457	NASDAQ	ARCB	Fri, Dec 4, 2020	43.78	45.10	43.41	44.99
6456	NASDAQ	ARCB	Thu, Dec 3, 2020	43.17	44.04	42.67	43.59
6455	NASDAQ	ARCB	Wed, Dec 2, 2020	42.60	43.19	42.08	42.99
6454	NASDAQ	ARCB	Tue, Dec 1, 2020	42.20	43.22	42.06	42.92
6453	NASDAQ	ARCB	Mon, Nov 30, 2020	42.45	42.79	41.40	41.91
6452	NASDAQ	ARCB	Fri, Nov 27, 2020	41.97	42.65	39.84	42.34
6451	NASDAQ	ARCB	Wed, Nov 25, 2020	42.50	42.73	42.02	42.56
6450	NASDAQ	ARCB	Tue, Nov 24, 2020	39.87	42.79	39.50	42.59
6449	NASDAQ	ARCB	Mon, Nov 23, 2020	39.30	40.00	37.34	38.11
6448	NASDAQ	ARCB	Fri, Nov 20, 2020	38.19	38.67	37.71	37.92
6447	NASDAQ	ARCB	Thu, Nov 19, 2020	38.32	38.62	37.06	38.47
6446	NASDAQ	ARCB	Wed, Nov 18, 2020	38.94	39.69	38.17	38.33
6445	NASDAQ	ARCB	Tue, Nov 17, 2020	38.25	38.69	37.05	38.60
6444	NASDAQ	ARCB	Mon, Nov 16, 2020	37.93	38.95	37.38	38.24
6443	NASDAQ	ARCB	Fri, Nov 13, 2020	35.63	37.19	35.63	37.10
6442	NASDAQ	ARCB	Thu, Nov 12, 2020	35.74	35.80	34.65	35.49
6441	NASDAQ	ARCB	Wed, Nov 11, 2020	37.63	37.76	35.04	35.80
6440	NASDAQ	ARCB	Tue, Nov 10, 2020	35.86	37.53	35.25	37.22
6439	NASDAQ	ARCB	Mon, Nov 9, 2020	35.13	36.75	34.12	35.37
6438	NASDAQ	ARCB	Fri, Nov 6, 2020	35.90	36.06	32.95	33.31
6437	NASDAQ	ARCB	Thu, Nov 5, 2020	34.34	36.79	34.27	36.63
6436	NASDAQ	ARCB	Wed, Nov 4, 2020	34.44	34.56	32.71	34.25
6435	NASDAQ	ARCB	Tue, Nov 3, 2020	33.31	34.86	30.55	33.50
6434	NASDAQ	ARCB	Mon, Nov 2, 2020	31.04	31.46	30.13	31.45
6433	NASDAQ	ARCB	Fri, Oct 30, 2020	30.14	30.87	29.63	30.52
6432	NASDAQ	ARCB	Thu, Oct 29, 2020	29.73	30.25	29.02	30.14
6431	NASDAQ	ARCB	Wed, Oct 28, 2020	30.67	31.04	29.88	29.99
6430	NASDAQ	ARCB	Tue, Oct 27, 2020	32.78	33.27	31.43	31.43
6429	NASDAQ	ARCB	Mon, Oct 26, 2020	32.95	33.14	32.30	32.83
6428	NASDAQ	ARCB	Fri, Oct 23, 2020	33.73	34.23	33.05	33.47
6427	NASDAQ	ARCB	Thu, Oct 22, 2020	32.92	33.80	32.54	33.69
6426	NASDAQ	ARCB	Wed, Oct 21, 2020	33.27	33.68	32.45	32.75
6425	NASDAQ	ARCB	Tue, Oct 20, 2020	33.00	33.63	32.96	33.27
6424	NASDAQ	ARCB	Mon, Oct 19, 2020	33.80	33.80	32.67	32.81
6423	NASDAQ	ARCB	Fri, Oct 16, 2020	35.04	35.21	33.31	33.49
6422	NASDAQ	ARCB	Thu, Oct 15, 2020	34.05	35.48	34.05	35.29
6421	NASDAQ	ARCB	Wed, Oct 14, 2020	34.64	34.89	34.00	34.57
6420	NASDAQ	ARCB	Tue, Oct 13, 2020	34.88	35.29	33.62	34.29
6419	NASDAQ	ARCB	Mon, Oct 12, 2020	35.43	35.62	34.86	35.30
6418	NASDAQ	ARCB	Fri, Oct 9, 2020	35.80	36.15	34.94	35.00
6417	NASDAQ	ARCB	Thu, Oct 8, 2020	34.69	36.01	34.40	35.79
6416	NASDAQ	ARCB	Wed, Oct 7, 2020	33.90	34.95	33.51	34.41
6415	NASDAQ	ARCB	Tue, Oct 6, 2020	33.82	34.05	32.41	33.50
6414	NASDAQ	ARCB	Mon, Oct 5, 2020	32.10	33.47	32.10	33.35
6413	NASDAQ	ARCB	Fri, Oct 2, 2020	30.46	31.95	29.33	31.66
6412	NASDAQ	ARCB	Thu, Oct 1, 2020	31.03	31.18	29.43	31.02
6411	NASDAQ	ARCB	Wed, Sep 30, 2020	32.29	32.62	30.80	31.06
6410	NASDAQ	ARCB	Tue, Sep 29, 2020	31.59	32.91	31.20	32.24
6409	NASDAQ	ARCB	Mon, Sep 28, 2020	30.51	31.85	30.47	31.39
6408	NASDAQ	ARCB	Fri, Sep 25, 2020	30.15	31.30	29.91	30.14
6407	NASDAQ	ARCB	Thu, Sep 24, 2020	30.05	31.95	29.84	30.52
6406	NASDAQ	ARCB	Wed, Sep 23, 2020	29.15	31.01	29.15	29.97
6405	NASDAQ	ARCB	Tue, Sep 22, 2020	29.38	29.66	28.98	29.28
6404	NASDAQ	ARCB	Mon, Sep 21, 2020	30.26	30.27	28.53	29.39
6403	NASDAQ	ARCB	Fri, Sep 18, 2020	31.60	31.68	30.47	30.67
6402	NASDAQ	ARCB	Thu, Sep 17, 2020	31.61	32.32	31.50	31.60
6401	NASDAQ	ARCB	Wed, Sep 16, 2020	32.49	33.22	31.91	32.12
6400	NASDAQ	ARCB	Tue, Sep 15, 2020	31.99	32.51	31.60	32.37
6399	NASDAQ	ARCB	Mon, Sep 14, 2020	32.75	32.89	31.62	31.80
6398	NASDAQ	ARCB	Fri, Sep 11, 2020	33.13	33.40	32.34	32.45
6397	NASDAQ	ARCB	Thu, Sep 10, 2020	33.50	33.74	33.04	33.13
6396	NASDAQ	ARCB	Wed, Sep 9, 2020	32.33	33.38	32.19	33.25
6395	NASDAQ	ARCB	Tue, Sep 8, 2020	32.66	32.87	32.05	32.13
6394	NASDAQ	ARCB	Fri, Sep 4, 2020	33.71	33.82	32.28	32.92
6393	NASDAQ	ARCB	Thu, Sep 3, 2020	34.44	34.44	33.07	33.27
6392	NASDAQ	ARCB	Wed, Sep 2, 2020	34.63	34.69	33.57	34.44
6391	NASDAQ	ARCB	Tue, Sep 1, 2020	33.65	34.81	33.40	34.76
6390	NASDAQ	ARCB	Mon, Aug 31, 2020	34.62	34.62	33.71	33.82
6389	NASDAQ	ARCB	Fri, Aug 28, 2020	35.00	35.00	34.07	34.49
6388	NASDAQ	ARCB	Thu, Aug 27, 2020	34.29	34.92	33.78	34.81
6387	NASDAQ	ARCB	Wed, Aug 26, 2020	33.42	33.44	33.16	33.29
6386	NASDAQ	ARCB	Tue, Aug 25, 2020	33.54	33.65	33.31	33.50
6385	NASDAQ	ARCB	Mon, Aug 24, 2020	32.50	33.48	32.34	33.43
6384	NASDAQ	ARCB	Fri, Aug 21, 2020	32.12	32.41	31.99	32.13
6383	NASDAQ	ARCB	Thu, Aug 20, 2020	31.82	32.41	31.59	32.14
6382	NASDAQ	ARCB	Wed, Aug 19, 2020	31.80	32.82	31.80	32.18
6381	NASDAQ	ARCB	Tue, Aug 18, 2020	31.90	32.25	31.45	31.69
6380	NASDAQ	ARCB	Mon, Aug 17, 2020	32.25	32.53	31.76	32.10
6379	NASDAQ	ARCB	Fri, Aug 14, 2020	31.98	32.30	31.77	32.10
6378	NASDAQ	ARCB	Thu, Aug 13, 2020	32.26	32.40	31.78	32.21
6377	NASDAQ	ARCB	Wed, Aug 12, 2020	33.30	33.86	32.44	32.61
6376	NASDAQ	ARCB	Tue, Aug 11, 2020	32.40	33.14	32.40	33.01
6375	NASDAQ	ARCB	Mon, Aug 10, 2020	31.61	32.43	31.44	32.33
6374	NASDAQ	ARCB	Fri, Aug 7, 2020	29.85	31.39	29.77	31.38
6373	NASDAQ	ARCB	Thu, Aug 6, 2020	31.01	31.06	29.83	30.05
6372	NASDAQ	ARCB	Wed, Aug 5, 2020	31.65	31.83	29.59	31.01
6371	NASDAQ	ARCB	Tue, Aug 4, 2020	31.12	31.85	30.92	31.33
6370	NASDAQ	ARCB	Mon, Aug 3, 2020	30.53	31.34	30.32	31.30
6369	NASDAQ	ARCB	Fri, Jul 31, 2020	31.01	31.15	29.73	30.39
6368	NASDAQ	ARCB	Thu, Jul 30, 2020	31.07	31.78	30.65	30.90
6367	NASDAQ	ARCB	Wed, Jul 29, 2020	32.53	32.75	30.29	31.00
6366	NASDAQ	ARCB	Tue, Jul 28, 2020	32.69	33.53	32.04	32.11
6365	NASDAQ	ARCB	Mon, Jul 27, 2020	30.53	32.65	30.48	32.44
6364	NASDAQ	ARCB	Fri, Jul 24, 2020	30.60	31.01	30.42	30.58
6363	NASDAQ	ARCB	Thu, Jul 23, 2020	30.54	30.90	30.29	30.61
6362	NASDAQ	ARCB	Wed, Jul 22, 2020	31.21	31.46	30.64	30.69
6361	NASDAQ	ARCB	Tue, Jul 21, 2020	30.49	31.73	30.49	31.49
6360	NASDAQ	ARCB	Mon, Jul 20, 2020	30.80	30.83	29.95	30.14
6359	NASDAQ	ARCB	Fri, Jul 17, 2020	30.43	31.25	30.43	30.97
6358	NASDAQ	ARCB	Thu, Jul 16, 2020	29.23	30.42	28.83	30.35
6357	NASDAQ	ARCB	Wed, Jul 15, 2020	28.57	29.50	28.06	29.43
6356	NASDAQ	ARCB	Tue, Jul 14, 2020	27.05	28.21	27.05	28.18
6355	NASDAQ	ARCB	Mon, Jul 13, 2020	28.22	28.22	27.02	27.07
6354	NASDAQ	ARCB	Fri, Jul 10, 2020	26.81	28.03	26.79	27.82
6353	NASDAQ	ARCB	Thu, Jul 9, 2020	27.82	28.10	26.54	26.68
6352	NASDAQ	ARCB	Wed, Jul 8, 2020	27.85	28.14	27.62	28.03
6351	NASDAQ	ARCB	Tue, Jul 7, 2020	26.70	28.54	26.10	28.08
6350	NASDAQ	ARCB	Mon, Jul 6, 2020	26.24	26.58	25.75	25.84
6349	NASDAQ	ARCB	Thu, Jul 2, 2020	26.15	26.29	25.54	25.66
6348	NASDAQ	ARCB	Wed, Jul 1, 2020	26.75	26.75	25.50	25.59
6347	NASDAQ	ARCB	Tue, Jun 30, 2020	25.31	26.71	25.31	26.51
6346	NASDAQ	ARCB	Mon, Jun 29, 2020	24.70	25.46	24.55	25.42
6345	NASDAQ	ARCB	Fri, Jun 26, 2020	24.21	24.56	23.51	24.42
6344	NASDAQ	ARCB	Thu, Jun 25, 2020	24.03	24.44	23.21	24.44
6343	NASDAQ	ARCB	Wed, Jun 24, 2020	24.74	25.10	24.20	24.21
6342	NASDAQ	ARCB	Tue, Jun 23, 2020	25.25	25.29	25.04	25.11
6341	NASDAQ	ARCB	Mon, Jun 22, 2020	24.68	25.01	24.47	24.94
6340	NASDAQ	ARCB	Fri, Jun 19, 2020	25.15	25.46	24.65	24.97
6339	NASDAQ	ARCB	Thu, Jun 18, 2020	24.66	25.07	24.23	24.76
6338	NASDAQ	ARCB	Wed, Jun 17, 2020	24.45	25.10	23.72	25.02
6337	NASDAQ	ARCB	Tue, Jun 16, 2020	24.00	24.34	23.51	23.91
6336	NASDAQ	ARCB	Mon, Jun 15, 2020	22.42	23.70	22.18	23.27
6335	NASDAQ	ARCB	Fri, Jun 12, 2020	23.70	23.96	22.53	23.20
6334	NASDAQ	ARCB	Thu, Jun 11, 2020	24.51	24.58	22.76	22.81
6333	NASDAQ	ARCB	Wed, Jun 10, 2020	25.87	26.10	25.01	25.55
6332	NASDAQ	ARCB	Tue, Jun 9, 2020	25.22	26.22	25.00	26.03
6331	NASDAQ	ARCB	Mon, Jun 8, 2020	26.00	26.46	25.40	25.65
6330	NASDAQ	ARCB	Fri, Jun 5, 2020	25.80	26.43	25.50	25.65
6329	NASDAQ	ARCB	Thu, Jun 4, 2020	23.99	24.83	23.56	24.66
6328	NASDAQ	ARCB	Wed, Jun 3, 2020	23.30	24.68	23.06	24.21
6327	NASDAQ	ARCB	Tue, Jun 2, 2020	22.46	22.72	21.77	21.89
6326	NASDAQ	ARCB	Mon, Jun 1, 2020	22.39	22.73	21.92	22.25
6325	NASDAQ	ARCB	Fri, May 29, 2020	22.14	22.48	21.85	22.39
6324	NASDAQ	ARCB	Thu, May 28, 2020	23.06	23.06	22.16	22.40
6323	NASDAQ	ARCB	Wed, May 27, 2020	22.61	23.52	22.30	22.83
6322	NASDAQ	ARCB	Tue, May 26, 2020	22.10	22.50	21.56	21.94
6321	NASDAQ	ARCB	Fri, May 22, 2020	20.73	21.25	20.54	21.25
6320	NASDAQ	ARCB	Thu, May 21, 2020	20.66	21.12	20.45	20.53
6319	NASDAQ	ARCB	Wed, May 20, 2020	20.55	21.51	20.17	20.81
6318	NASDAQ	ARCB	Tue, May 19, 2020	20.36	20.81	20.04	20.11
6317	NASDAQ	ARCB	Mon, May 18, 2020	20.20	21.08	19.94	20.59
6316	NASDAQ	ARCB	Fri, May 15, 2020	19.06	19.55	18.77	19.37
6315	NASDAQ	ARCB	Thu, May 14, 2020	18.57	19.17	17.58	19.15
6314	NASDAQ	ARCB	Wed, May 13, 2020	20.13	20.38	18.90	19.12
6313	NASDAQ	ARCB	Tue, May 12, 2020	21.19	21.50	20.30	20.34
6312	NASDAQ	ARCB	Mon, May 11, 2020	21.48	21.48	20.73	21.01
6311	NASDAQ	ARCB	Fri, May 8, 2020	21.31	21.68	21.23	21.50
6310	NASDAQ	ARCB	Thu, May 7, 2020	20.88	21.30	20.53	20.80
6309	NASDAQ	ARCB	Wed, May 6, 2020	22.51	23.22	20.45	20.62
6308	NASDAQ	ARCB	Tue, May 5, 2020	21.15	23.25	21.15	21.93
6307	NASDAQ	ARCB	Mon, May 4, 2020	20.51	20.72	19.11	19.24
6306	NASDAQ	ARCB	Fri, May 1, 2020	19.87	20.81	19.72	20.72
6305	NASDAQ	ARCB	Thu, Apr 30, 2020	21.16	21.27	20.35	20.37
6304	NASDAQ	ARCB	Wed, Apr 29, 2020	21.01	22.20	20.83	21.66
6303	NASDAQ	ARCB	Tue, Apr 28, 2020	20.19	20.57	19.56	20.28
6302	NASDAQ	ARCB	Mon, Apr 27, 2020	18.83	19.93	18.83	19.65
6301	NASDAQ	ARCB	Fri, Apr 24, 2020	18.38	18.74	17.95	18.69
6300	NASDAQ	ARCB	Thu, Apr 23, 2020	17.73	18.49	17.56	18.23
6299	NASDAQ	ARCB	Wed, Apr 22, 2020	17.74	17.74	17.25	17.53
6298	NASDAQ	ARCB	Tue, Apr 21, 2020	17.75	17.75	17.20	17.27
6297	NASDAQ	ARCB	Mon, Apr 20, 2020	19.22	19.23	17.96	18.05
6296	NASDAQ	ARCB	Fri, Apr 17, 2020	18.93	19.65	18.93	19.50
6295	NASDAQ	ARCB	Thu, Apr 16, 2020	18.46	18.55	17.90	18.39
6294	NASDAQ	ARCB	Wed, Apr 15, 2020	18.61	18.74	18.21	18.45
6293	NASDAQ	ARCB	Tue, Apr 14, 2020	20.17	20.27	18.91	19.17
6292	NASDAQ	ARCB	Mon, Apr 13, 2020	20.40	20.40	19.52	19.66
6291	NASDAQ	ARCB	Thu, Apr 9, 2020	21.08	21.21	19.48	20.50
6290	NASDAQ	ARCB	Wed, Apr 8, 2020	19.28	21.04	19.28	20.45
6289	NASDAQ	ARCB	Tue, Apr 7, 2020	18.85	19.39	18.74	19.19
6288	NASDAQ	ARCB	Mon, Apr 6, 2020	17.25	18.63	17.01	18.49
6287	NASDAQ	ARCB	Fri, Apr 3, 2020	16.83	17.13	15.99	16.68
6286	NASDAQ	ARCB	Thu, Apr 2, 2020	15.92	17.05	15.92	16.95
6285	NASDAQ	ARCB	Wed, Apr 1, 2020	17.22	17.40	15.91	16.11
6284	NASDAQ	ARCB	Tue, Mar 31, 2020	19.88	20.25	17.01	17.52
6283	NASDAQ	ARCB	Mon, Mar 30, 2020	19.80	20.35	19.25	19.99
6282	NASDAQ	ARCB	Fri, Mar 27, 2020	19.04	20.28	18.36	19.38
6281	NASDAQ	ARCB	Thu, Mar 26, 2020	19.04	20.32	19.03	19.50
6280	NASDAQ	ARCB	Wed, Mar 25, 2020	19.37	20.39	18.51	18.92
6279	NASDAQ	ARCB	Tue, Mar 24, 2020	20.37	21.49	18.68	19.10
6278	NASDAQ	ARCB	Mon, Mar 23, 2020	19.51	20.16	18.06	19.74
6277	NASDAQ	ARCB	Fri, Mar 20, 2020	20.45	21.20	18.98	19.29
6276	NASDAQ	ARCB	Thu, Mar 19, 2020	21.05	23.48	19.16	19.71
6275	NASDAQ	ARCB	Wed, Mar 18, 2020	18.29	21.35	18.16	21.09
6274	NASDAQ	ARCB	Tue, Mar 17, 2020	17.08	19.64	15.87	19.28
6273	NASDAQ	ARCB	Mon, Mar 16, 2020	18.56	18.80	13.54	16.75
6272	NASDAQ	ARCB	Fri, Mar 13, 2020	18.50	18.94	16.75	18.80
6271	NASDAQ	ARCB	Thu, Mar 12, 2020	17.08	18.92	16.96	17.49
6270	NASDAQ	ARCB	Wed, Mar 11, 2020	19.19	19.68	18.09	18.45
6269	NASDAQ	ARCB	Tue, Mar 10, 2020	19.86	19.86	18.88	19.84
6268	NASDAQ	ARCB	Mon, Mar 9, 2020	18.16	19.70	18.06	19.13
6267	NASDAQ	ARCB	Fri, Mar 6, 2020	18.70	19.71	18.12	19.63
6266	NASDAQ	ARCB	Thu, Mar 5, 2020	19.87	19.96	18.93	19.60
6265	NASDAQ	ARCB	Wed, Mar 4, 2020	20.80	20.93	19.78	20.63
6264	NASDAQ	ARCB	Tue, Mar 3, 2020	20.94	21.50	19.93	20.15
6263	NASDAQ	ARCB	Mon, Mar 2, 2020	19.75	20.12	18.85	20.05
6262	NASDAQ	ARCB	Fri, Feb 28, 2020	18.51	19.90	18.51	19.81
6261	NASDAQ	ARCB	Thu, Feb 27, 2020	19.90	20.25	18.89	19.34
6260	NASDAQ	ARCB	Wed, Feb 26, 2020	21.22	21.83	20.43	20.44
6259	NASDAQ	ARCB	Tue, Feb 25, 2020	23.00	23.00	20.90	21.06
6258	NASDAQ	ARCB	Mon, Feb 24, 2020	23.73	23.73	22.53	22.99
6257	NASDAQ	ARCB	Fri, Feb 21, 2020	25.00	25.02	24.30	24.80
6256	NASDAQ	ARCB	Thu, Feb 20, 2020	24.82	25.17	24.47	25.10
6255	NASDAQ	ARCB	Wed, Feb 19, 2020	24.59	24.91	24.29	24.86
6254	NASDAQ	ARCB	Tue, Feb 18, 2020	24.39	24.88	24.20	24.52
6253	NASDAQ	ARCB	Fri, Feb 14, 2020	24.58	24.65	24.20	24.44
6252	NASDAQ	ARCB	Thu, Feb 13, 2020	23.91	24.49	23.91	24.45
6251	NASDAQ	ARCB	Wed, Feb 12, 2020	23.28	24.28	23.28	24.17
6250	NASDAQ	ARCB	Tue, Feb 11, 2020	23.33	23.59	22.54	23.00
6249	NASDAQ	ARCB	Mon, Feb 10, 2020	22.86	23.27	22.71	23.16
6248	NASDAQ	ARCB	Fri, Feb 7, 2020	23.17	23.30	22.80	23.08
6247	NASDAQ	ARCB	Thu, Feb 6, 2020	23.28	23.47	22.91	23.20
6246	NASDAQ	ARCB	Wed, Feb 5, 2020	22.99	23.49	22.66	23.05
6245	NASDAQ	ARCB	Tue, Feb 4, 2020	23.35	23.45	22.59	22.63
6244	NASDAQ	ARCB	Mon, Feb 3, 2020	22.15	23.68	21.99	23.17
6243	NASDAQ	ARCB	Fri, Jan 31, 2020	26.14	26.87	21.80	22.31
6242	NASDAQ	ARCB	Thu, Jan 30, 2020	24.95	25.76	24.70	25.63
6241	NASDAQ	ARCB	Wed, Jan 29, 2020	25.21	25.74	25.16	25.18
6240	NASDAQ	ARCB	Tue, Jan 28, 2020	25.70	25.72	25.02	25.19
6239	NASDAQ	ARCB	Mon, Jan 27, 2020	25.59	25.92	25.41	25.43
6238	NASDAQ	ARCB	Fri, Jan 24, 2020	26.79	26.79	25.96	26.20
6237	NASDAQ	ARCB	Thu, Jan 23, 2020	26.94	26.94	26.32	26.78
6236	NASDAQ	ARCB	Wed, Jan 22, 2020	27.58	27.58	26.92	27.00
6235	NASDAQ	ARCB	Tue, Jan 21, 2020	27.95	27.95	27.31	27.34
6234	NASDAQ	ARCB	Fri, Jan 17, 2020	28.65	28.76	27.57	28.09
6233	NASDAQ	ARCB	Thu, Jan 16, 2020	28.69	29.05	28.59	28.76
6232	NASDAQ	ARCB	Wed, Jan 15, 2020	28.15	28.78	28.08	28.37
6231	NASDAQ	ARCB	Tue, Jan 14, 2020	27.76	28.51	27.60	28.19
6230	NASDAQ	ARCB	Mon, Jan 13, 2020	27.32	28.00	27.15	27.96
6229	NASDAQ	ARCB	Fri, Jan 10, 2020	27.47	27.66	27.26	27.35
6228	NASDAQ	ARCB	Thu, Jan 9, 2020	27.70	27.95	27.37	27.52
6227	NASDAQ	ARCB	Wed, Jan 8, 2020	27.34	27.73	27.19	27.52
6226	NASDAQ	ARCB	Tue, Jan 7, 2020	27.19	27.68	27.04	27.40
6225	NASDAQ	ARCB	Mon, Jan 6, 2020	27.34	27.36	26.87	27.21
6224	NASDAQ	ARCB	Fri, Jan 3, 2020	27.62	27.62	27.01	27.57
6223	NASDAQ	ARCB	Thu, Jan 2, 2020	27.87	27.98	27.16	27.90
6222	NASDAQ	ARCB	Tue, Dec 31, 2019	27.13	27.76	27.13	27.60
6221	NASDAQ	ARCB	Mon, Dec 30, 2019	27.57	27.65	27.13	27.22
6220	NASDAQ	ARCB	Fri, Dec 27, 2019	27.38	27.67	27.01	27.43
6219	NASDAQ	ARCB	Thu, Dec 26, 2019	27.33	27.52	26.83	27.34
6218	NASDAQ	ARCB	Tue, Dec 24, 2019	27.16	27.42	27.02	27.33
6217	NASDAQ	ARCB	Mon, Dec 23, 2019	28.22	28.22	27.12	27.16
6216	NASDAQ	ARCB	Fri, Dec 20, 2019	28.05	28.19	27.65	28.07
6215	NASDAQ	ARCB	Thu, Dec 19, 2019	27.95	28.34	27.65	27.93
6214	NASDAQ	ARCB	Wed, Dec 18, 2019	28.29	28.33	27.86	27.95
6213	NASDAQ	ARCB	Tue, Dec 17, 2019	28.37	28.69	27.91	28.32
6212	NASDAQ	ARCB	Mon, Dec 16, 2019	27.77	28.78	27.66	28.38
6211	NASDAQ	ARCB	Fri, Dec 13, 2019	28.21	28.35	27.18	27.45
6210	NASDAQ	ARCB	Thu, Dec 12, 2019	28.03	28.81	28.01	28.44
6209	NASDAQ	ARCB	Wed, Dec 11, 2019	28.18	28.31	27.86	27.93
6208	NASDAQ	ARCB	Tue, Dec 10, 2019	27.90	28.05	27.50	27.92
6207	NASDAQ	ARCB	Mon, Dec 9, 2019	27.60	28.14	27.52	27.95
6206	NASDAQ	ARCB	Fri, Dec 6, 2019	27.28	28.08	27.28	27.72
6205	NASDAQ	ARCB	Thu, Dec 5, 2019	26.97	27.29	26.75	26.98
6204	NASDAQ	ARCB	Wed, Dec 4, 2019	27.27	27.83	26.86	27.00
6203	NASDAQ	ARCB	Tue, Dec 3, 2019	27.70	27.73	26.81	26.99
6202	NASDAQ	ARCB	Mon, Dec 2, 2019	28.85	29.10	27.96	28.01
6201	NASDAQ	ARCB	Fri, Nov 29, 2019	29.04	29.06	28.52	28.78
6200	NASDAQ	ARCB	Wed, Nov 27, 2019	29.13	29.37	28.93	29.15
6199	NASDAQ	ARCB	Tue, Nov 26, 2019	28.80	29.54	28.61	29.08
6198	NASDAQ	ARCB	Mon, Nov 25, 2019	28.20	29.13	28.20	28.84
6197	NASDAQ	ARCB	Fri, Nov 22, 2019	28.63	28.75	28.12	28.21
6196	NASDAQ	ARCB	Thu, Nov 21, 2019	28.59	28.61	28.03	28.45
6195	NASDAQ	ARCB	Wed, Nov 20, 2019	28.42	28.86	28.22	28.40
6194	NASDAQ	ARCB	Tue, Nov 19, 2019	28.74	28.78	28.08	28.62
6193	NASDAQ	ARCB	Mon, Nov 18, 2019	29.16	29.16	28.41	28.66
6192	NASDAQ	ARCB	Fri, Nov 15, 2019	29.96	30.21	29.14	29.19
6191	NASDAQ	ARCB	Thu, Nov 14, 2019	29.23	29.79	28.92	29.68
6190	NASDAQ	ARCB	Wed, Nov 13, 2019	30.12	30.12	28.14	29.27
6189	NASDAQ	ARCB	Tue, Nov 12, 2019	31.20	31.42	30.32	30.35
6188	NASDAQ	ARCB	Mon, Nov 11, 2019	30.91	31.23	30.65	31.20
6187	NASDAQ	ARCB	Fri, Nov 8, 2019	31.06	31.61	30.82	31.17
6186	NASDAQ	ARCB	Thu, Nov 7, 2019	31.69	32.19	31.07	31.27
6185	NASDAQ	ARCB	Wed, Nov 6, 2019	31.47	31.51	31.04	31.28
6184	NASDAQ	ARCB	Tue, Nov 5, 2019	31.42	32.08	31.25	31.61
6183	NASDAQ	ARCB	Mon, Nov 4, 2019	29.85	31.53	29.82	31.37
6182	NASDAQ	ARCB	Fri, Nov 1, 2019	31.77	31.77	28.96	29.54
6181	NASDAQ	ARCB	Thu, Oct 31, 2019	29.60	29.60	28.42	28.89
6180	NASDAQ	ARCB	Wed, Oct 30, 2019	30.37	30.37	29.44	29.53
6179	NASDAQ	ARCB	Tue, Oct 29, 2019	30.49	30.83	30.35	30.59
6178	NASDAQ	ARCB	Mon, Oct 28, 2019	30.84	31.23	30.49	30.71
6177	NASDAQ	ARCB	Fri, Oct 25, 2019	29.92	30.90	29.92	30.73
6176	NASDAQ	ARCB	Thu, Oct 24, 2019	30.50	30.50	29.75	29.88
6175	NASDAQ	ARCB	Wed, Oct 23, 2019	30.08	30.56	29.72	30.42
6174	NASDAQ	ARCB	Tue, Oct 22, 2019	30.52	30.52	29.89	30.02
6173	NASDAQ	ARCB	Mon, Oct 21, 2019	30.69	31.24	30.22	30.53
6172	NASDAQ	ARCB	Fri, Oct 18, 2019	30.35	30.70	30.03	30.28
6171	NASDAQ	ARCB	Thu, Oct 17, 2019	30.63	30.94	30.30	30.38
6170	NASDAQ	ARCB	Wed, Oct 16, 2019	29.44	30.72	29.44	30.39
6169	NASDAQ	ARCB	Tue, Oct 15, 2019	28.32	29.83	28.32	29.35
6168	NASDAQ	ARCB	Mon, Oct 14, 2019	28.70	29.38	28.40	29.18
6167	NASDAQ	ARCB	Fri, Oct 11, 2019	28.41	29.31	28.41	28.81
6166	NASDAQ	ARCB	Thu, Oct 10, 2019	28.01	28.51	27.78	27.99
6165	NASDAQ	ARCB	Wed, Oct 9, 2019	27.94	28.30	27.56	27.80
6164	NASDAQ	ARCB	Tue, Oct 8, 2019	27.97	28.14	27.49	27.56
6163	NASDAQ	ARCB	Mon, Oct 7, 2019	28.06	28.52	27.81	28.37
6162	NASDAQ	ARCB	Fri, Oct 4, 2019	27.98	28.54	27.85	28.19
6161	NASDAQ	ARCB	Thu, Oct 3, 2019	27.53	28.28	27.18	28.08
6160	NASDAQ	ARCB	Wed, Oct 2, 2019	29.00	29.00	27.27	27.53
6159	NASDAQ	ARCB	Tue, Oct 1, 2019	30.60	31.15	29.28	29.39
6158	NASDAQ	ARCB	Mon, Sep 30, 2019	30.67	30.99	30.20	30.45
6157	NASDAQ	ARCB	Fri, Sep 27, 2019	32.00	32.46	30.68	30.73
6156	NASDAQ	ARCB	Thu, Sep 26, 2019	31.51	32.22	31.51	31.97
6155	NASDAQ	ARCB	Wed, Sep 25, 2019	30.59	32.10	30.59	31.70
6154	NASDAQ	ARCB	Tue, Sep 24, 2019	30.92	31.41	30.18	30.74
6153	NASDAQ	ARCB	Mon, Sep 23, 2019	30.54	31.03	30.38	30.87
6152	NASDAQ	ARCB	Fri, Sep 20, 2019	30.20	30.84	30.00	30.69
6151	NASDAQ	ARCB	Thu, Sep 19, 2019	30.54	30.80	29.93	30.17
6150	NASDAQ	ARCB	Wed, Sep 18, 2019	30.56	30.98	29.95	30.48
6149	NASDAQ	ARCB	Tue, Sep 17, 2019	31.02	31.05	30.16	30.84
6148	NASDAQ	ARCB	Mon, Sep 16, 2019	30.98	31.58	30.12	31.21
6147	NASDAQ	ARCB	Fri, Sep 13, 2019	31.69	32.31	31.08	31.22
6146	NASDAQ	ARCB	Thu, Sep 12, 2019	31.46	31.54	30.24	31.41
6145	NASDAQ	ARCB	Wed, Sep 11, 2019	31.48	31.68	30.78	31.68
6144	NASDAQ	ARCB	Tue, Sep 10, 2019	30.60	31.73	30.43	31.41
6143	NASDAQ	ARCB	Mon, Sep 9, 2019	29.69	30.74	29.53	30.62
6142	NASDAQ	ARCB	Fri, Sep 6, 2019	29.94	30.11	29.55	29.68
6141	NASDAQ	ARCB	Thu, Sep 5, 2019	29.77	30.53	29.67	29.87
6140	NASDAQ	ARCB	Wed, Sep 4, 2019	29.46	30.09	29.06	29.76
6139	NASDAQ	ARCB	Tue, Sep 3, 2019	29.23	29.57	28.71	29.08
6138	NASDAQ	ARCB	Fri, Aug 30, 2019	29.57	29.92	29.31	29.61
6137	NASDAQ	ARCB	Thu, Aug 29, 2019	29.22	29.88	28.73	29.45
6136	NASDAQ	ARCB	Wed, Aug 28, 2019	28.22	29.31	27.89	28.89
6135	NASDAQ	ARCB	Tue, Aug 27, 2019	28.68	28.89	28.20	28.45
6134	NASDAQ	ARCB	Mon, Aug 26, 2019	28.32	28.73	28.02	28.41
6133	NASDAQ	ARCB	Fri, Aug 23, 2019	28.92	28.92	27.79	27.88
6132	NASDAQ	ARCB	Thu, Aug 22, 2019	29.68	29.76	28.73	29.11
6131	NASDAQ	ARCB	Wed, Aug 21, 2019	29.44	29.69	29.02	29.57
6130	NASDAQ	ARCB	Tue, Aug 20, 2019	29.37	29.66	28.50	29.16
6129	NASDAQ	ARCB	Mon, Aug 19, 2019	28.85	29.58	28.85	29.52
6128	NASDAQ	ARCB	Fri, Aug 16, 2019	27.48	28.60	27.48	28.38
6127	NASDAQ	ARCB	Thu, Aug 15, 2019	28.02	28.02	26.88	27.20
6126	NASDAQ	ARCB	Wed, Aug 14, 2019	28.65	28.69	27.75	28.03
6125	NASDAQ	ARCB	Tue, Aug 13, 2019	27.96	29.45	27.96	29.36
6124	NASDAQ	ARCB	Mon, Aug 12, 2019	28.07	28.48	27.88	28.12
6123	NASDAQ	ARCB	Fri, Aug 9, 2019	28.25	28.35	27.76	28.26
6122	NASDAQ	ARCB	Thu, Aug 8, 2019	27.96	28.60	27.80	28.54
6121	NASDAQ	ARCB	Wed, Aug 7, 2019	27.90	28.08	27.36	27.88
6120	NASDAQ	ARCB	Tue, Aug 6, 2019	27.90	28.62	27.58	28.51
6119	NASDAQ	ARCB	Mon, Aug 5, 2019	28.33	28.74	27.36	27.73
6118	NASDAQ	ARCB	Fri, Aug 2, 2019	28.71	28.88	28.09	28.70
6117	NASDAQ	ARCB	Thu, Aug 1, 2019	29.69	30.30	29.04	29.10
6116	NASDAQ	ARCB	Wed, Jul 31, 2019	29.64	31.71	29.36	29.93
6115	NASDAQ	ARCB	Tue, Jul 30, 2019	27.64	28.88	27.33	28.78
6114	NASDAQ	ARCB	Mon, Jul 29, 2019	27.93	28.26	27.38	27.95
6113	NASDAQ	ARCB	Fri, Jul 26, 2019	27.26	28.01	27.17	27.97
6112	NASDAQ	ARCB	Thu, Jul 25, 2019	28.41	28.85	26.90	27.23
6111	NASDAQ	ARCB	Wed, Jul 24, 2019	27.67	29.06	27.50	28.42
6110	NASDAQ	ARCB	Tue, Jul 23, 2019	26.92	27.78	26.92	27.76
6109	NASDAQ	ARCB	Mon, Jul 22, 2019	26.47	27.16	26.36	26.75
6108	NASDAQ	ARCB	Fri, Jul 19, 2019	26.28	26.67	26.28	26.36
6107	NASDAQ	ARCB	Thu, Jul 18, 2019	26.28	26.66	26.14	26.25
6106	NASDAQ	ARCB	Wed, Jul 17, 2019	26.64	26.78	26.10	26.33
6105	NASDAQ	ARCB	Tue, Jul 16, 2019	26.51	27.49	26.51	26.94
6104	NASDAQ	ARCB	Mon, Jul 15, 2019	26.79	27.14	26.29	26.40
6103	NASDAQ	ARCB	Fri, Jul 12, 2019	25.70	27.08	25.58	26.90
6102	NASDAQ	ARCB	Thu, Jul 11, 2019	25.25	25.91	24.87	25.69
6101	NASDAQ	ARCB	Wed, Jul 10, 2019	26.73	26.75	25.25	25.33
6100	NASDAQ	ARCB	Tue, Jul 9, 2019	26.60	26.73	26.31	26.55
6099	NASDAQ	ARCB	Mon, Jul 8, 2019	26.97	27.28	26.56	26.85
6098	NASDAQ	ARCB	Fri, Jul 5, 2019	27.22	27.67	26.82	27.24
6097	NASDAQ	ARCB	Wed, Jul 3, 2019	27.30	27.61	27.18	27.45
6096	NASDAQ	ARCB	Tue, Jul 2, 2019	27.60	27.80	26.93	27.12
6095	NASDAQ	ARCB	Mon, Jul 1, 2019	28.27	28.54	27.28	27.81
6094	NASDAQ	ARCB	Fri, Jun 28, 2019	27.28	28.27	27.25	28.11
6093	NASDAQ	ARCB	Thu, Jun 27, 2019	26.27	27.05	26.27	26.91
6092	NASDAQ	ARCB	Wed, Jun 26, 2019	25.46	26.38	25.46	26.23
6091	NASDAQ	ARCB	Tue, Jun 25, 2019	26.17	26.17	24.89	25.34
6090	NASDAQ	ARCB	Mon, Jun 24, 2019	26.84	26.89	26.30	26.31
6089	NASDAQ	ARCB	Fri, Jun 21, 2019	26.66	27.10	26.47	26.82
6088	NASDAQ	ARCB	Thu, Jun 20, 2019	26.64	27.11	26.51	26.76
6087	NASDAQ	ARCB	Wed, Jun 19, 2019	26.76	26.98	26.34	26.35
6086	NASDAQ	ARCB	Tue, Jun 18, 2019	26.44	27.34	26.44	26.79
6085	NASDAQ	ARCB	Mon, Jun 17, 2019	26.88	27.07	26.30	26.38
6084	NASDAQ	ARCB	Fri, Jun 14, 2019	27.29	27.53	26.81	26.84
6083	NASDAQ	ARCB	Thu, Jun 13, 2019	26.80	27.79	26.80	27.38
6082	NASDAQ	ARCB	Wed, Jun 12, 2019	26.42	26.86	26.20	26.71
6081	NASDAQ	ARCB	Tue, Jun 11, 2019	26.53	26.92	26.39	26.54
6080	NASDAQ	ARCB	Mon, Jun 10, 2019	25.74	26.48	25.74	26.23
6079	NASDAQ	ARCB	Fri, Jun 7, 2019	25.48	25.71	25.28	25.59
6078	NASDAQ	ARCB	Thu, Jun 6, 2019	25.47	25.65	24.98	25.49
6077	NASDAQ	ARCB	Wed, Jun 5, 2019	26.17	26.20	25.58	25.62
6076	NASDAQ	ARCB	Tue, Jun 4, 2019	25.39	26.30	25.39	26.17
6075	NASDAQ	ARCB	Mon, Jun 3, 2019	24.92	25.63	24.84	25.06
6074	NASDAQ	ARCB	Fri, May 31, 2019	25.03	25.35	24.69	25.07
6073	NASDAQ	ARCB	Thu, May 30, 2019	25.21	25.47	24.93	25.40
6072	NASDAQ	ARCB	Wed, May 29, 2019	25.62	25.97	24.89	25.13
6071	NASDAQ	ARCB	Tue, May 28, 2019	26.30	26.46	25.73	25.92
6070	NASDAQ	ARCB	Fri, May 24, 2019	26.79	27.04	26.13	26.43
6069	NASDAQ	ARCB	Thu, May 23, 2019	27.43	27.59	26.51	26.57
6068	NASDAQ	ARCB	Wed, May 22, 2019	28.87	28.87	27.29	27.82
6067	NASDAQ	ARCB	Tue, May 21, 2019	28.30	28.37	27.67	27.77
6066	NASDAQ	ARCB	Mon, May 20, 2019	27.85	28.18	27.50	28.06
6065	NASDAQ	ARCB	Fri, May 17, 2019	29.05	29.17	28.13	28.16
6064	NASDAQ	ARCB	Thu, May 16, 2019	29.04	29.50	28.86	29.36
6063	NASDAQ	ARCB	Wed, May 15, 2019	28.66	29.08	28.16	28.99
6062	NASDAQ	ARCB	Tue, May 14, 2019	27.91	29.11	27.80	28.92
6061	NASDAQ	ARCB	Mon, May 13, 2019	27.96	28.19	27.72	27.82
6060	NASDAQ	ARCB	Fri, May 10, 2019	28.69	28.85	28.05	28.65
6059	NASDAQ	ARCB	Thu, May 9, 2019	28.57	29.15	28.35	28.85
6058	NASDAQ	ARCB	Wed, May 8, 2019	29.13	29.74	28.86	28.88
6057	NASDAQ	ARCB	Tue, May 7, 2019	29.58	29.91	28.83	29.23
6056	NASDAQ	ARCB	Mon, May 6, 2019	29.31	30.40	28.75	30.02
6055	NASDAQ	ARCB	Fri, May 3, 2019	29.01	30.89	28.35	30.20
6054	NASDAQ	ARCB	Thu, May 2, 2019	30.36	30.74	29.92	30.49
6053	NASDAQ	ARCB	Wed, May 1, 2019	30.65	30.86	30.10	30.35
6052	NASDAQ	ARCB	Tue, Apr 30, 2019	31.08	31.08	30.42	30.56
6051	NASDAQ	ARCB	Mon, Apr 29, 2019	31.61	31.62	31.02	31.10
6050	NASDAQ	ARCB	Fri, Apr 26, 2019	31.31	31.93	31.26	31.57
6049	NASDAQ	ARCB	Thu, Apr 25, 2019	33.45	33.54	31.22	31.32
6048	NASDAQ	ARCB	Wed, Apr 24, 2019	32.90	33.75	32.75	33.50
6047	NASDAQ	ARCB	Tue, Apr 23, 2019	32.76	33.06	32.57	32.93
6046	NASDAQ	ARCB	Mon, Apr 22, 2019	32.85	33.27	32.41	32.68
6045	NASDAQ	ARCB	Thu, Apr 18, 2019	33.44	34.24	32.91	33.06
6044	NASDAQ	ARCB	Wed, Apr 17, 2019	33.17	34.13	33.08	33.47
6043	NASDAQ	ARCB	Tue, Apr 16, 2019	32.15	33.43	32.01	33.34
6042	NASDAQ	ARCB	Mon, Apr 15, 2019	33.76	33.99	32.36	32.42
6041	NASDAQ	ARCB	Fri, Apr 12, 2019	33.95	34.45	33.36	33.69
6040	NASDAQ	ARCB	Thu, Apr 11, 2019	33.10	33.84	33.10	33.69
6039	NASDAQ	ARCB	Wed, Apr 10, 2019	32.55	33.39	32.55	33.09
6038	NASDAQ	ARCB	Tue, Apr 9, 2019	32.71	33.25	32.33	32.56
6037	NASDAQ	ARCB	Mon, Apr 8, 2019	33.04	33.06	32.63	32.91
6036	NASDAQ	ARCB	Fri, Apr 5, 2019	33.17	33.50	32.93	33.16
6035	NASDAQ	ARCB	Thu, Apr 4, 2019	32.53	33.30	32.33	33.19
6034	NASDAQ	ARCB	Wed, Apr 3, 2019	32.33	33.17	32.29	32.42
6033	NASDAQ	ARCB	Tue, Apr 2, 2019	32.79	32.90	31.97	32.12
6032	NASDAQ	ARCB	Mon, Apr 1, 2019	31.35	33.07	31.29	32.81
6031	NASDAQ	ARCB	Fri, Mar 29, 2019	31.67	31.83	30.60	30.79
6030	NASDAQ	ARCB	Thu, Mar 28, 2019	31.47	31.90	31.07	31.59
6029	NASDAQ	ARCB	Wed, Mar 27, 2019	31.16	31.58	30.77	31.33
6028	NASDAQ	ARCB	Tue, Mar 26, 2019	30.73	31.40	30.42	31.28
6027	NASDAQ	ARCB	Mon, Mar 25, 2019	30.60	31.29	30.16	30.55
6026	NASDAQ	ARCB	Fri, Mar 22, 2019	31.71	31.71	30.74	30.78
6025	NASDAQ	ARCB	Thu, Mar 21, 2019	31.33	32.35	31.33	31.91
6024	NASDAQ	ARCB	Wed, Mar 20, 2019	31.90	32.23	31.11	31.60
6023	NASDAQ	ARCB	Tue, Mar 19, 2019	33.37	33.83	31.86	31.91
6022	NASDAQ	ARCB	Mon, Mar 18, 2019	33.21	33.68	33.12	33.34
6021	NASDAQ	ARCB	Fri, Mar 15, 2019	33.74	34.02	33.03	33.10
6020	NASDAQ	ARCB	Thu, Mar 14, 2019	33.99	34.02	33.62	33.75
6019	NASDAQ	ARCB	Wed, Mar 13, 2019	33.66	34.34	33.64	33.99
6018	NASDAQ	ARCB	Tue, Mar 12, 2019	34.21	34.27	33.26	33.61
6017	NASDAQ	ARCB	Mon, Mar 11, 2019	33.65	34.60	33.44	34.54
6016	NASDAQ	ARCB	Fri, Mar 8, 2019	33.33	33.81	33.19	33.72
6015	NASDAQ	ARCB	Thu, Mar 7, 2019	33.18	33.87	32.91	33.67
6014	NASDAQ	ARCB	Wed, Mar 6, 2019	33.74	33.74	33.00	33.34
6013	NASDAQ	ARCB	Tue, Mar 5, 2019	34.72	35.06	33.33	33.76
6012	NASDAQ	ARCB	Mon, Mar 4, 2019	35.33	36.08	34.67	34.69
6011	NASDAQ	ARCB	Fri, Mar 1, 2019	35.19	35.55	35.12	35.31
6010	NASDAQ	ARCB	Thu, Feb 28, 2019	35.43	35.43	34.76	34.83
6009	NASDAQ	ARCB	Wed, Feb 27, 2019	36.41	36.71	35.39	35.51
6008	NASDAQ	ARCB	Tue, Feb 26, 2019	37.41	37.58	36.28	36.51
6007	NASDAQ	ARCB	Mon, Feb 25, 2019	37.35	37.79	37.18	37.54
6006	NASDAQ	ARCB	Fri, Feb 22, 2019	37.79	37.85	37.04	37.13
6005	NASDAQ	ARCB	Thu, Feb 21, 2019	38.66	39.10	37.65	37.75
6004	NASDAQ	ARCB	Wed, Feb 20, 2019	38.93	39.00	38.42	38.61
6003	NASDAQ	ARCB	Tue, Feb 19, 2019	38.77	39.25	38.32	38.94
6002	NASDAQ	ARCB	Fri, Feb 15, 2019	39.44	39.44	38.46	38.82
6001	NASDAQ	ARCB	Thu, Feb 14, 2019	38.66	40.21	38.66	39.32
6000	NASDAQ	ARCB	Wed, Feb 13, 2019	38.54	39.14	38.45	38.90
5999	NASDAQ	ARCB	Tue, Feb 12, 2019	37.68	39.24	37.68	38.42
5998	NASDAQ	ARCB	Mon, Feb 11, 2019	37.16	37.54	36.75	37.37
5997	NASDAQ	ARCB	Fri, Feb 8, 2019	37.38	37.85	36.57	37.12
5996	NASDAQ	ARCB	Thu, Feb 7, 2019	37.07	37.88	37.03	37.43
5995	NASDAQ	ARCB	Wed, Feb 6, 2019	38.06	38.43	37.22	37.26
5994	NASDAQ	ARCB	Tue, Feb 5, 2019	37.97	38.61	37.76	38.22
5993	NASDAQ	ARCB	Mon, Feb 4, 2019	36.73	37.85	35.66	37.84
5992	NASDAQ	ARCB	Fri, Feb 1, 2019	37.17	37.96	36.27	36.73
5991	NASDAQ	ARCB	Thu, Jan 31, 2019	41.42	41.87	36.94	37.62
5990	NASDAQ	ARCB	Wed, Jan 30, 2019	40.20	41.17	39.65	41.06
5989	NASDAQ	ARCB	Tue, Jan 29, 2019	39.91	40.31	39.20	39.91
5988	NASDAQ	ARCB	Mon, Jan 28, 2019	38.62	39.53	38.02	39.39
5987	NASDAQ	ARCB	Fri, Jan 25, 2019	38.25	39.21	38.24	38.93
5986	NASDAQ	ARCB	Thu, Jan 24, 2019	38.48	39.02	37.40	37.93
5985	NASDAQ	ARCB	Wed, Jan 23, 2019	38.61	38.97	37.76	38.29
5984	NASDAQ	ARCB	Tue, Jan 22, 2019	39.33	39.49	38.08	38.36
5983	NASDAQ	ARCB	Fri, Jan 18, 2019	38.99	39.80	38.31	39.38
5982	NASDAQ	ARCB	Thu, Jan 17, 2019	37.94	38.90	37.46	38.53
5981	NASDAQ	ARCB	Wed, Jan 16, 2019	37.99	38.10	37.34	37.44
5980	NASDAQ	ARCB	Tue, Jan 15, 2019	37.91	38.07	36.49	37.76
5979	NASDAQ	ARCB	Mon, Jan 14, 2019	38.73	39.09	37.65	37.81
5978	NASDAQ	ARCB	Fri, Jan 11, 2019	38.94	39.83	38.51	39.22
5977	NASDAQ	ARCB	Thu, Jan 10, 2019	38.80	39.87	38.16	39.18
5976	NASDAQ	ARCB	Wed, Jan 9, 2019	38.33	39.28	37.62	39.08
5975	NASDAQ	ARCB	Tue, Jan 8, 2019	36.85	38.77	36.80	38.00
5974	NASDAQ	ARCB	Mon, Jan 7, 2019	35.77	36.78	35.42	36.51
5973	NASDAQ	ARCB	Fri, Jan 4, 2019	34.48	36.39	34.33	35.78
5972	NASDAQ	ARCB	Thu, Jan 3, 2019	34.29	34.39	33.35	33.88
5971	NASDAQ	ARCB	Wed, Jan 2, 2019	33.61	35.25	33.36	34.56
5970	NASDAQ	ARCB	Mon, Dec 31, 2018	35.14	35.14	33.36	34.26
5969	NASDAQ	ARCB	Fri, Dec 28, 2018	34.35	35.67	34.22	34.85
5968	NASDAQ	ARCB	Thu, Dec 27, 2018	33.43	34.60	32.82	34.35
5967	NASDAQ	ARCB	Wed, Dec 26, 2018	33.02	34.18	32.35	34.15
5966	NASDAQ	ARCB	Mon, Dec 24, 2018	32.95	33.78	32.53	32.74
5965	NASDAQ	ARCB	Fri, Dec 21, 2018	34.60	34.83	33.23	33.33
5964	NASDAQ	ARCB	Thu, Dec 20, 2018	34.71	36.41	33.30	34.52
5963	NASDAQ	ARCB	Wed, Dec 19, 2018	35.80	36.92	34.77	35.00
5962	NASDAQ	ARCB	Tue, Dec 18, 2018	35.49	36.44	35.44	36.00
5961	NASDAQ	ARCB	Mon, Dec 17, 2018	35.00	36.29	34.74	35.09
5960	NASDAQ	ARCB	Fri, Dec 14, 2018	34.85	35.88	34.84	35.00
5959	NASDAQ	ARCB	Thu, Dec 13, 2018	36.25	36.49	35.17	35.58
5958	NASDAQ	ARCB	Wed, Dec 12, 2018	36.69	36.94	34.76	36.49
5957	NASDAQ	ARCB	Tue, Dec 11, 2018	35.91	37.16	35.80	36.07
5956	NASDAQ	ARCB	Mon, Dec 10, 2018	35.91	36.05	34.74	35.70
5955	NASDAQ	ARCB	Fri, Dec 7, 2018	38.20	38.60	35.72	35.75
5954	NASDAQ	ARCB	Thu, Dec 6, 2018	36.60	38.23	36.06	38.19
5953	NASDAQ	ARCB	Tue, Dec 4, 2018	39.72	39.83	36.96	37.54
5952	NASDAQ	ARCB	Mon, Dec 3, 2018	40.86	41.77	39.47	40.03
5951	NASDAQ	ARCB	Fri, Nov 30, 2018	39.15	40.55	39.15	40.26
5950	NASDAQ	ARCB	Thu, Nov 29, 2018	39.56	40.19	38.93	39.33
5949	NASDAQ	ARCB	Wed, Nov 28, 2018	38.58	39.92	37.74	39.87
5948	NASDAQ	ARCB	Tue, Nov 27, 2018	38.89	39.26	36.60	38.50
5947	NASDAQ	ARCB	Mon, Nov 26, 2018	39.90	40.10	39.14	39.30
5946	NASDAQ	ARCB	Fri, Nov 23, 2018	38.83	39.52	38.33	39.22
5945	NASDAQ	ARCB	Wed, Nov 21, 2018	38.48	39.69	38.39	39.20
5944	NASDAQ	ARCB	Tue, Nov 20, 2018	39.27	39.70	37.89	38.16
5943	NASDAQ	ARCB	Mon, Nov 19, 2018	40.00	40.06	39.01	39.69
5942	NASDAQ	ARCB	Fri, Nov 16, 2018	40.29	40.67	39.49	40.14
5941	NASDAQ	ARCB	Thu, Nov 15, 2018	39.24	40.85	38.80	40.77
5940	NASDAQ	ARCB	Wed, Nov 14, 2018	40.04	40.44	38.97	39.37
5939	NASDAQ	ARCB	Tue, Nov 13, 2018	39.84	40.43	39.20	39.63
5938	NASDAQ	ARCB	Mon, Nov 12, 2018	39.90	41.19	39.82	39.85
5937	NASDAQ	ARCB	Fri, Nov 9, 2018	41.20	41.20	39.38	39.90
5936	NASDAQ	ARCB	Thu, Nov 8, 2018	41.83	42.38	40.97	41.49
5935	NASDAQ	ARCB	Wed, Nov 7, 2018	41.14	42.26	40.86	42.15
5934	NASDAQ	ARCB	Tue, Nov 6, 2018	41.58	42.32	40.85	41.12
5933	NASDAQ	ARCB	Mon, Nov 5, 2018	41.99	42.23	39.15	41.29
5932	NASDAQ	ARCB	Fri, Nov 2, 2018	42.00	44.41	40.43	41.57
5931	NASDAQ	ARCB	Thu, Nov 1, 2018	37.21	37.74	36.10	36.90
5930	NASDAQ	ARCB	Wed, Oct 31, 2018	36.02	37.43	35.91	37.12
5929	NASDAQ	ARCB	Tue, Oct 30, 2018	32.99	36.04	32.26	35.81
5928	NASDAQ	ARCB	Mon, Oct 29, 2018	35.85	36.70	34.52	35.05
5927	NASDAQ	ARCB	Fri, Oct 26, 2018	35.06	35.88	33.63	35.33
5926	NASDAQ	ARCB	Thu, Oct 25, 2018	35.03	36.35	34.81	36.17
5925	NASDAQ	ARCB	Wed, Oct 24, 2018	37.44	37.68	34.70	34.77
5924	NASDAQ	ARCB	Tue, Oct 23, 2018	37.78	38.00	36.39	37.34
5923	NASDAQ	ARCB	Mon, Oct 22, 2018	38.32	38.86	37.72	38.69
5922	NASDAQ	ARCB	Fri, Oct 19, 2018	38.71	39.29	37.58	38.32
5921	NASDAQ	ARCB	Thu, Oct 18, 2018	40.47	40.47	38.12	38.58
5920	NASDAQ	ARCB	Wed, Oct 17, 2018	41.02	41.17	39.75	40.68
5919	NASDAQ	ARCB	Tue, Oct 16, 2018	40.26	41.12	39.69	41.07
5918	NASDAQ	ARCB	Mon, Oct 15, 2018	39.70	40.11	39.31	39.60
5917	NASDAQ	ARCB	Fri, Oct 12, 2018	41.05	41.12	39.11	39.73
5916	NASDAQ	ARCB	Thu, Oct 11, 2018	40.58	42.38	39.75	39.81
5915	NASDAQ	ARCB	Wed, Oct 10, 2018	42.25	42.30	40.04	40.71
5914	NASDAQ	ARCB	Tue, Oct 9, 2018	42.77	43.92	41.94	42.32
5913	NASDAQ	ARCB	Mon, Oct 8, 2018	42.09	42.92	41.52	42.70
5912	NASDAQ	ARCB	Fri, Oct 5, 2018	45.14	45.96	41.23	42.18
5911	NASDAQ	ARCB	Thu, Oct 4, 2018	48.25	48.92	47.36	47.68
5910	NASDAQ	ARCB	Wed, Oct 3, 2018	47.01	48.72	46.98	48.19
5909	NASDAQ	ARCB	Tue, Oct 2, 2018	49.32	49.77	46.65	46.67
5908	NASDAQ	ARCB	Mon, Oct 1, 2018	48.95	50.34	48.43	49.37
5907	NASDAQ	ARCB	Fri, Sep 28, 2018	48.95	49.40	48.35	48.55
5906	NASDAQ	ARCB	Thu, Sep 27, 2018	49.40	50.30	48.95	49.10
5905	NASDAQ	ARCB	Wed, Sep 26, 2018	48.50	50.05	48.23	49.40
5904	NASDAQ	ARCB	Tue, Sep 25, 2018	47.45	48.50	47.09	48.40
5903	NASDAQ	ARCB	Mon, Sep 24, 2018	46.50	47.35	46.25	47.35
5902	NASDAQ	ARCB	Fri, Sep 21, 2018	47.35	47.70	45.90	46.55
5901	NASDAQ	ARCB	Thu, Sep 20, 2018	47.15	47.53	46.45	47.10
5900	NASDAQ	ARCB	Wed, Sep 19, 2018	46.90	47.50	46.40	46.70
5899	NASDAQ	ARCB	Tue, Sep 18, 2018	46.25	47.30	45.45	47.00
5898	NASDAQ	ARCB	Mon, Sep 17, 2018	49.25	49.25	45.15	46.15
5897	NASDAQ	ARCB	Fri, Sep 14, 2018	49.40	50.00	48.58	49.25
5896	NASDAQ	ARCB	Thu, Sep 13, 2018	50.85	51.05	48.80	49.50
5895	NASDAQ	ARCB	Wed, Sep 12, 2018	51.20	51.20	49.44	50.60
5894	NASDAQ	ARCB	Tue, Sep 11, 2018	50.80	51.45	49.97	50.90
5893	NASDAQ	ARCB	Mon, Sep 10, 2018	48.90	50.85	48.81	50.80
5892	NASDAQ	ARCB	Fri, Sep 7, 2018	48.70	49.20	48.15	48.60
5891	NASDAQ	ARCB	Thu, Sep 6, 2018	47.75	49.60	47.60	48.80
5890	NASDAQ	ARCB	Wed, Sep 5, 2018	48.60	48.60	46.80	47.60
5889	NASDAQ	ARCB	Tue, Sep 4, 2018	48.10	48.65	47.60	48.60
5888	NASDAQ	ARCB	Fri, Aug 31, 2018	48.10	48.43	47.65	48.10
5887	NASDAQ	ARCB	Thu, Aug 30, 2018	48.40	48.90	47.82	48.25
5886	NASDAQ	ARCB	Wed, Aug 29, 2018	47.85	48.55	47.15	48.45
5885	NASDAQ	ARCB	Tue, Aug 28, 2018	48.00	48.95	47.45	47.65
5884	NASDAQ	ARCB	Mon, Aug 27, 2018	47.85	49.25	47.65	48.00
5883	NASDAQ	ARCB	Fri, Aug 24, 2018	47.15	48.00	47.13	47.25
5882	NASDAQ	ARCB	Thu, Aug 23, 2018	47.60	48.10	46.50	47.05
5881	NASDAQ	ARCB	Wed, Aug 22, 2018	47.65	48.40	47.20	47.50
5880	NASDAQ	ARCB	Tue, Aug 21, 2018	47.35	48.20	47.20	47.75
5879	NASDAQ	ARCB	Mon, Aug 20, 2018	45.95	47.60	45.90	47.10
5878	NASDAQ	ARCB	Fri, Aug 17, 2018	45.50	46.15	44.95	45.90
5877	NASDAQ	ARCB	Thu, Aug 16, 2018	45.20	46.50	45.20	45.75
5876	NASDAQ	ARCB	Wed, Aug 15, 2018	46.00	46.00	44.05	45.00
5875	NASDAQ	ARCB	Tue, Aug 14, 2018	46.00	46.90	46.00	46.30
5874	NASDAQ	ARCB	Mon, Aug 13, 2018	47.10	47.10	45.65	45.90
5873	NASDAQ	ARCB	Fri, Aug 10, 2018	47.75	47.90	46.00	47.00
5872	NASDAQ	ARCB	Thu, Aug 9, 2018	48.00	48.45	47.35	47.85
5871	NASDAQ	ARCB	Wed, Aug 8, 2018	47.85	48.20	47.05	47.80
5870	NASDAQ	ARCB	Tue, Aug 7, 2018	47.95	48.30	47.20	47.80
5869	NASDAQ	ARCB	Mon, Aug 6, 2018	46.85	47.50	46.05	47.45
5868	NASDAQ	ARCB	Fri, Aug 3, 2018	48.50	48.60	46.30	46.40
5867	NASDAQ	ARCB	Thu, Aug 2, 2018	45.85	48.75	45.85	48.35
5866	NASDAQ	ARCB	Wed, Aug 1, 2018	46.05	47.75	41.70	45.75
5865	NASDAQ	ARCB	Tue, Jul 31, 2018	44.95	46.80	44.85	46.55
5864	NASDAQ	ARCB	Mon, Jul 30, 2018	44.65	45.80	44.55	44.80
5863	NASDAQ	ARCB	Fri, Jul 27, 2018	44.35	44.70	43.35	44.40
5862	NASDAQ	ARCB	Thu, Jul 26, 2018	45.35	45.35	43.25	44.50
5861	NASDAQ	ARCB	Wed, Jul 25, 2018	44.20	45.50	43.60	45.40
5860	NASDAQ	ARCB	Tue, Jul 24, 2018	48.00	48.15	44.10	44.15
5859	NASDAQ	ARCB	Mon, Jul 23, 2018	46.70	47.60	46.25	47.55
5858	NASDAQ	ARCB	Fri, Jul 20, 2018	46.55	47.20	46.25	46.70
5857	NASDAQ	ARCB	Thu, Jul 19, 2018	45.30	46.80	45.00	46.70
5856	NASDAQ	ARCB	Wed, Jul 18, 2018	45.00	45.90	44.50	45.60
5855	NASDAQ	ARCB	Tue, Jul 17, 2018	43.25	45.05	43.25	44.80
5854	NASDAQ	ARCB	Mon, Jul 16, 2018	44.65	45.30	42.73	43.30
5853	NASDAQ	ARCB	Fri, Jul 13, 2018	43.95	44.90	43.95	44.50
5852	NASDAQ	ARCB	Thu, Jul 12, 2018	44.50	44.75	43.85	44.15
5851	NASDAQ	ARCB	Wed, Jul 11, 2018	45.25	45.55	43.80	44.25
5850	NASDAQ	ARCB	Tue, Jul 10, 2018	47.10	47.90	45.55	46.15
5849	NASDAQ	ARCB	Mon, Jul 9, 2018	45.95	47.50	45.85	46.80
5848	NASDAQ	ARCB	Fri, Jul 6, 2018	45.45	46.10	44.65	45.75
5847	NASDAQ	ARCB	Thu, Jul 5, 2018	45.60	45.95	44.35	45.20
5846	NASDAQ	ARCB	Tue, Jul 3, 2018	46.40	46.78	45.00	45.15
5845	NASDAQ	ARCB	Mon, Jul 2, 2018	45.40	46.30	45.05	46.05
5844	NASDAQ	ARCB	Fri, Jun 29, 2018	46.60	47.45	45.45	45.70
5843	NASDAQ	ARCB	Thu, Jun 28, 2018	45.10	46.35	44.10	46.30
5842	NASDAQ	ARCB	Wed, Jun 27, 2018	46.05	47.05	45.05	45.05
5841	NASDAQ	ARCB	Tue, Jun 26, 2018	45.60	46.15	44.80	46.10
5840	NASDAQ	ARCB	Mon, Jun 25, 2018	47.70	47.80	45.35	45.80
5839	NASDAQ	ARCB	Fri, Jun 22, 2018	48.65	49.20	47.50	47.80
5838	NASDAQ	ARCB	Thu, Jun 21, 2018	47.70	48.15	46.90	47.95
5837	NASDAQ	ARCB	Wed, Jun 20, 2018	47.05	47.95	46.20	47.50
5836	NASDAQ	ARCB	Tue, Jun 19, 2018	47.15	47.15	45.70	46.55
5835	NASDAQ	ARCB	Mon, Jun 18, 2018	47.60	48.15	47.00	47.40
5834	NASDAQ	ARCB	Fri, Jun 15, 2018	47.10	48.30	46.67	48.10
5833	NASDAQ	ARCB	Thu, Jun 14, 2018	48.10	48.60	47.00	47.60
5832	NASDAQ	ARCB	Wed, Jun 13, 2018	49.80	50.10	47.95	48.15
5831	NASDAQ	ARCB	Tue, Jun 12, 2018	49.85	50.45	49.35	49.60
5830	NASDAQ	ARCB	Mon, Jun 11, 2018	48.85	49.95	48.35	49.65
5829	NASDAQ	ARCB	Fri, Jun 8, 2018	48.40	48.95	47.80	48.90
5828	NASDAQ	ARCB	Thu, Jun 7, 2018	48.05	48.50	47.30	48.40
5827	NASDAQ	ARCB	Wed, Jun 6, 2018	47.30	47.67	46.25	47.50
5826	NASDAQ	ARCB	Tue, Jun 5, 2018	46.30	47.55	45.70	47.00
5825	NASDAQ	ARCB	Mon, Jun 4, 2018	48.25	49.65	45.90	46.40
5824	NASDAQ	ARCB	Fri, Jun 1, 2018	47.85	48.35	47.20	48.00
5823	NASDAQ	ARCB	Thu, May 31, 2018	47.10	47.65	46.60	47.45
5822	NASDAQ	ARCB	Wed, May 30, 2018	47.60	48.35	47.05	47.10
5821	NASDAQ	ARCB	Tue, May 29, 2018	46.90	47.75	46.50	47.35
5820	NASDAQ	ARCB	Fri, May 25, 2018	47.90	48.50	46.95	47.10
5819	NASDAQ	ARCB	Thu, May 24, 2018	47.35	48.75	47.35	48.10
5818	NASDAQ	ARCB	Wed, May 23, 2018	47.85	47.85	46.80	47.20
5817	NASDAQ	ARCB	Tue, May 22, 2018	49.60	49.80	47.95	48.05
5816	NASDAQ	ARCB	Mon, May 21, 2018	48.25	49.85	48.25	49.35
5815	NASDAQ	ARCB	Fri, May 18, 2018	48.45	48.85	47.70	47.75
5814	NASDAQ	ARCB	Thu, May 17, 2018	48.10	49.70	47.95	48.35
5813	NASDAQ	ARCB	Wed, May 16, 2018	47.15	49.25	46.28	48.05
5812	NASDAQ	ARCB	Tue, May 15, 2018	47.50	48.90	45.75	46.95
5811	NASDAQ	ARCB	Mon, May 14, 2018	47.40	49.20	46.80	47.60
5810	NASDAQ	ARCB	Fri, May 11, 2018	40.00	48.70	39.76	47.30
5809	NASDAQ	ARCB	Thu, May 10, 2018	36.75	37.80	36.38	36.95
5808	NASDAQ	ARCB	Wed, May 9, 2018	35.50	36.60	35.45	36.55
5807	NASDAQ	ARCB	Tue, May 8, 2018	34.15	35.50	34.15	35.40
5806	NASDAQ	ARCB	Mon, May 7, 2018	33.95	34.70	33.65	34.45
5805	NASDAQ	ARCB	Fri, May 4, 2018	33.60	34.25	33.20	33.80
5804	NASDAQ	ARCB	Thu, May 3, 2018	32.65	33.85	32.35	33.55
5803	NASDAQ	ARCB	Wed, May 2, 2018	31.95	33.25	31.69	32.75
5802	NASDAQ	ARCB	Tue, May 1, 2018	32.05	32.45	31.20	32.10
5801	NASDAQ	ARCB	Mon, Apr 30, 2018	32.75	32.90	31.93	32.10
5800	NASDAQ	ARCB	Fri, Apr 27, 2018	32.00	32.60	31.75	32.55
5799	NASDAQ	ARCB	Thu, Apr 26, 2018	33.40	33.40	31.55	31.90
5798	NASDAQ	ARCB	Wed, Apr 25, 2018	32.90	33.60	32.75	33.25
5797	NASDAQ	ARCB	Tue, Apr 24, 2018	33.85	34.45	32.55	32.85
5796	NASDAQ	ARCB	Mon, Apr 23, 2018	33.85	34.15	33.45	34.10
5795	NASDAQ	ARCB	Fri, Apr 20, 2018	34.50	34.75	33.50	33.75
5794	NASDAQ	ARCB	Thu, Apr 19, 2018	36.40	36.55	34.60	34.65
5793	NASDAQ	ARCB	Wed, Apr 18, 2018	35.65	37.00	35.65	36.65
5792	NASDAQ	ARCB	Tue, Apr 17, 2018	34.75	35.55	34.20	35.45
5791	NASDAQ	ARCB	Mon, Apr 16, 2018	32.90	34.55	32.55	34.50
5790	NASDAQ	ARCB	Fri, Apr 13, 2018	32.90	33.05	32.10	32.35
5789	NASDAQ	ARCB	Thu, Apr 12, 2018	32.95	33.65	32.80	33.00
5788	NASDAQ	ARCB	Wed, Apr 11, 2018	32.50	32.90	32.30	32.60
5787	NASDAQ	ARCB	Tue, Apr 10, 2018	32.35	33.30	32.10	32.85
5786	NASDAQ	ARCB	Mon, Apr 9, 2018	32.30	32.70	31.85	31.85
5785	NASDAQ	ARCB	Fri, Apr 6, 2018	33.40	33.50	31.50	31.95
5784	NASDAQ	ARCB	Thu, Apr 5, 2018	33.45	33.88	32.75	33.75
5783	NASDAQ	ARCB	Wed, Apr 4, 2018	32.40	33.25	31.05	33.10
5782	NASDAQ	ARCB	Tue, Apr 3, 2018	32.50	33.20	31.95	33.10
5781	NASDAQ	ARCB	Mon, Apr 2, 2018	31.95	32.35	30.90	31.35
5780	NASDAQ	ARCB	Thu, Mar 29, 2018	31.60	32.55	31.60	32.05
5779	NASDAQ	ARCB	Wed, Mar 28, 2018	31.55	32.00	31.00	31.45
5778	NASDAQ	ARCB	Tue, Mar 27, 2018	32.95	33.40	31.15	31.45
5777	NASDAQ	ARCB	Mon, Mar 26, 2018	33.65	33.75	32.15	32.85
5776	NASDAQ	ARCB	Fri, Mar 23, 2018	34.05	34.30	33.00	33.00
5775	NASDAQ	ARCB	Thu, Mar 22, 2018	35.40	35.65	33.85	33.95
5774	NASDAQ	ARCB	Wed, Mar 21, 2018	35.05	36.20	34.85	35.65
5773	NASDAQ	ARCB	Tue, Mar 20, 2018	34.60	35.30	34.60	35.10
5772	NASDAQ	ARCB	Mon, Mar 19, 2018	35.35	35.40	34.00	34.45
5771	NASDAQ	ARCB	Fri, Mar 16, 2018	35.30	36.05	34.85	35.50
5770	NASDAQ	ARCB	Thu, Mar 15, 2018	34.50	35.35	34.30	35.30
5769	NASDAQ	ARCB	Wed, Mar 14, 2018	34.90	34.95	34.08	34.30
5768	NASDAQ	ARCB	Tue, Mar 13, 2018	35.00	35.40	32.50	34.80
5767	NASDAQ	ARCB	Mon, Mar 12, 2018	35.35	35.40	34.30	34.75
5766	NASDAQ	ARCB	Fri, Mar 9, 2018	34.00	35.50	33.80	35.40
5765	NASDAQ	ARCB	Thu, Mar 8, 2018	32.75	33.75	32.35	33.70
5764	NASDAQ	ARCB	Wed, Mar 7, 2018	32.30	33.00	32.00	32.60
5763	NASDAQ	ARCB	Tue, Mar 6, 2018	32.75	32.95	32.35	32.55
5762	NASDAQ	ARCB	Mon, Mar 5, 2018	33.00	33.20	32.20	32.70
5761	NASDAQ	ARCB	Fri, Mar 2, 2018	32.80	33.30	32.35	33.20
5760	NASDAQ	ARCB	Thu, Mar 1, 2018	33.05	33.70	32.55	33.15
5759	NASDAQ	ARCB	Wed, Feb 28, 2018	33.05	33.60	32.60	33.10
5758	NASDAQ	ARCB	Tue, Feb 27, 2018	34.00	34.45	32.80	33.00
5757	NASDAQ	ARCB	Mon, Feb 26, 2018	33.30	34.05	32.80	33.85
5756	NASDAQ	ARCB	Fri, Feb 23, 2018	33.55	33.72	32.57	33.05
5755	NASDAQ	ARCB	Thu, Feb 22, 2018	32.90	33.80	32.50	33.20
5754	NASDAQ	ARCB	Wed, Feb 21, 2018	32.40	33.80	32.40	32.65
5753	NASDAQ	ARCB	Tue, Feb 20, 2018	33.35	33.35	32.15	32.20
5752	NASDAQ	ARCB	Fri, Feb 16, 2018	32.90	34.05	32.80	33.45
5751	NASDAQ	ARCB	Thu, Feb 15, 2018	33.90	34.68	32.40	32.95
5750	NASDAQ	ARCB	Wed, Feb 14, 2018	32.65	33.60	32.60	33.55
5749	NASDAQ	ARCB	Tue, Feb 13, 2018	32.20	33.55	32.05	33.00
5748	NASDAQ	ARCB	Mon, Feb 12, 2018	32.75	33.00	31.80	32.35
5747	NASDAQ	ARCB	Fri, Feb 9, 2018	33.35	33.75	31.75	32.45
5746	NASDAQ	ARCB	Thu, Feb 8, 2018	35.30	35.30	32.90	32.95
5745	NASDAQ	ARCB	Wed, Feb 7, 2018	34.00	35.50	33.75	35.35
5744	NASDAQ	ARCB	Tue, Feb 6, 2018	33.25	34.70	32.95	34.15
5743	NASDAQ	ARCB	Mon, Feb 5, 2018	36.25	36.80	34.50	34.50
5742	NASDAQ	ARCB	Fri, Feb 2, 2018	37.20	37.55	36.23	36.48
5741	NASDAQ	ARCB	Thu, Feb 1, 2018	35.20	37.65	33.30	37.60
5740	NASDAQ	ARCB	Wed, Jan 31, 2018	38.15	38.50	34.83	35.55
5739	NASDAQ	ARCB	Tue, Jan 30, 2018	36.70	37.05	35.75	35.85
5738	NASDAQ	ARCB	Mon, Jan 29, 2018	38.50	38.84	37.10	37.10
5737	NASDAQ	ARCB	Fri, Jan 26, 2018	38.30	39.15	38.10	38.85
5736	NASDAQ	ARCB	Thu, Jan 25, 2018	38.35	38.55	37.35	38.20
5735	NASDAQ	ARCB	Wed, Jan 24, 2018	39.00	39.30	37.55	38.10
5734	NASDAQ	ARCB	Tue, Jan 23, 2018	39.15	39.45	37.93	38.95
5733	NASDAQ	ARCB	Mon, Jan 22, 2018	38.05	39.70	38.05	38.95
5732	NASDAQ	ARCB	Fri, Jan 19, 2018	37.10	38.25	36.90	37.85
5731	NASDAQ	ARCB	Thu, Jan 18, 2018	36.45	37.10	36.20	36.95
5730	NASDAQ	ARCB	Wed, Jan 17, 2018	36.25	36.45	35.80	36.45
5729	NASDAQ	ARCB	Tue, Jan 16, 2018	37.30	37.50	35.90	36.10
5728	NASDAQ	ARCB	Fri, Jan 12, 2018	37.40	37.65	36.65	37.00
5727	NASDAQ	ARCB	Thu, Jan 11, 2018	36.25	37.85	36.05	37.05
5726	NASDAQ	ARCB	Wed, Jan 10, 2018	36.30	37.20	36.05	36.20
5725	NASDAQ	ARCB	Tue, Jan 9, 2018	36.60	36.73	35.75	36.30
5724	NASDAQ	ARCB	Mon, Jan 8, 2018	36.10	36.55	35.80	36.35
5723	NASDAQ	ARCB	Fri, Jan 5, 2018	36.75	37.35	35.85	36.15
5722	NASDAQ	ARCB	Thu, Jan 4, 2018	36.75	37.60	36.25	36.70
5721	NASDAQ	ARCB	Wed, Jan 3, 2018	37.10	37.15	36.00	36.25
5720	NASDAQ	ARCB	Tue, Jan 2, 2018	35.55	37.45	35.55	36.95
5719	NASDAQ	ARCB	Fri, Dec 29, 2017	36.50	36.60	35.70	35.75
5718	NASDAQ	ARCB	Thu, Dec 28, 2017	36.50	36.60	36.10	36.35
5717	NASDAQ	ARCB	Wed, Dec 27, 2017	36.75	37.20	36.35	36.45
5716	NASDAQ	ARCB	Tue, Dec 26, 2017	37.05	37.75	36.75	36.75
5715	NASDAQ	ARCB	Fri, Dec 22, 2017	36.45	37.10	35.85	37.05
5714	NASDAQ	ARCB	Thu, Dec 21, 2017	36.45	37.00	35.85	36.40
5713	NASDAQ	ARCB	Wed, Dec 20, 2017	36.60	37.05	36.35	36.40
5712	NASDAQ	ARCB	Tue, Dec 19, 2017	36.85	37.00	36.20	36.40
5711	NASDAQ	ARCB	Mon, Dec 18, 2017	36.45	37.15	36.15	36.80
5710	NASDAQ	ARCB	Fri, Dec 15, 2017	35.45	36.60	34.85	36.10
5709	NASDAQ	ARCB	Thu, Dec 14, 2017	35.50	36.60	34.90	35.35
5708	NASDAQ	ARCB	Wed, Dec 13, 2017	29.40	35.40	29.40	35.35
5707	NASDAQ	ARCB	Tue, Dec 12, 2017	37.40	38.75	37.20	38.55
5706	NASDAQ	ARCB	Mon, Dec 11, 2017	38.05	38.30	37.10	37.30
5705	NASDAQ	ARCB	Fri, Dec 8, 2017	38.10	38.60	37.85	38.05
5704	NASDAQ	ARCB	Thu, Dec 7, 2017	36.75	38.10	36.65	37.85
5703	NASDAQ	ARCB	Wed, Dec 6, 2017	36.10	37.05	36.10	36.75
5702	NASDAQ	ARCB	Tue, Dec 5, 2017	37.50	37.50	36.25	36.30
5701	NASDAQ	ARCB	Mon, Dec 4, 2017	37.65	38.60	37.35	37.40
5700	NASDAQ	ARCB	Fri, Dec 1, 2017	37.75	37.75	35.80	36.90
5699	NASDAQ	ARCB	Thu, Nov 30, 2017	36.85	38.05	36.70	37.85
5698	NASDAQ	ARCB	Wed, Nov 29, 2017	35.45	36.90	34.30	36.70
5697	NASDAQ	ARCB	Tue, Nov 28, 2017	34.80	35.40	34.40	35.35
5696	NASDAQ	ARCB	Mon, Nov 27, 2017	35.15	35.30	34.55	34.55
5695	NASDAQ	ARCB	Fri, Nov 24, 2017	35.25	35.45	34.80	35.05
5694	NASDAQ	ARCB	Wed, Nov 22, 2017	35.15	35.60	34.90	35.05
5693	NASDAQ	ARCB	Tue, Nov 21, 2017	33.55	35.30	33.10	35.15
5692	NASDAQ	ARCB	Mon, Nov 20, 2017	32.25	33.45	31.65	33.40
5691	NASDAQ	ARCB	Fri, Nov 17, 2017	32.05	32.50	31.45	32.35
5690	NASDAQ	ARCB	Thu, Nov 16, 2017	32.10	32.85	31.85	32.35
5689	NASDAQ	ARCB	Wed, Nov 15, 2017	31.75	32.30	31.45	31.75
5688	NASDAQ	ARCB	Tue, Nov 14, 2017	31.70	32.33	31.70	32.00
5687	NASDAQ	ARCB	Mon, Nov 13, 2017	31.70	32.20	31.35	31.80
5686	NASDAQ	ARCB	Fri, Nov 10, 2017	31.85	32.91	31.75	31.95
5685	NASDAQ	ARCB	Thu, Nov 9, 2017	31.90	32.20	31.35	31.80
5684	NASDAQ	ARCB	Wed, Nov 8, 2017	32.65	32.65	31.70	32.10
5683	NASDAQ	ARCB	Tue, Nov 7, 2017	34.20	34.45	32.55	32.65
5682	NASDAQ	ARCB	Mon, Nov 6, 2017	33.00	34.25	32.00	34.20
5681	NASDAQ	ARCB	Fri, Nov 3, 2017	33.10	33.70	32.15	33.00
5680	NASDAQ	ARCB	Thu, Nov 2, 2017	32.10	32.50	31.55	32.30
5679	NASDAQ	ARCB	Wed, Nov 1, 2017	32.90	33.20	31.85	32.10
5678	NASDAQ	ARCB	Tue, Oct 31, 2017	32.15	32.80	32.10	32.60
5677	NASDAQ	ARCB	Mon, Oct 30, 2017	33.15	33.70	31.70	32.10
5676	NASDAQ	ARCB	Fri, Oct 27, 2017	32.85	33.40	32.35	33.40
5675	NASDAQ	ARCB	Thu, Oct 26, 2017	32.10	33.40	32.10	32.90
5674	NASDAQ	ARCB	Wed, Oct 25, 2017	32.20	32.20	31.45	31.90
5673	NASDAQ	ARCB	Tue, Oct 24, 2017	32.00	32.75	32.00	32.20
5672	NASDAQ	ARCB	Mon, Oct 23, 2017	32.45	32.95	31.80	31.95
5671	NASDAQ	ARCB	Fri, Oct 20, 2017	32.05	32.75	31.31	32.45
5670	NASDAQ	ARCB	Thu, Oct 19, 2017	29.90	31.85	29.55	31.75
5669	NASDAQ	ARCB	Wed, Oct 18, 2017	30.25	30.63	30.10	30.25
5668	NASDAQ	ARCB	Tue, Oct 17, 2017	30.80	30.90	29.95	30.00
5667	NASDAQ	ARCB	Mon, Oct 16, 2017	29.95	31.08	29.50	30.85
5666	NASDAQ	ARCB	Fri, Oct 13, 2017	33.10	33.10	31.35	31.45
5665	NASDAQ	ARCB	Thu, Oct 12, 2017	32.50	33.10	32.30	32.85
5664	NASDAQ	ARCB	Wed, Oct 11, 2017	31.95	32.70	31.90	32.45
5663	NASDAQ	ARCB	Tue, Oct 10, 2017	32.30	32.55	32.05	32.15
5662	NASDAQ	ARCB	Mon, Oct 9, 2017	32.55	33.00	31.55	31.90
5661	NASDAQ	ARCB	Fri, Oct 6, 2017	32.85	33.05	31.70	32.85
5660	NASDAQ	ARCB	Thu, Oct 5, 2017	33.75	33.75	32.80	32.90
5659	NASDAQ	ARCB	Wed, Oct 4, 2017	33.85	34.00	33.25	33.70
5658	NASDAQ	ARCB	Tue, Oct 3, 2017	34.15	34.25	33.36	33.90
5657	NASDAQ	ARCB	Mon, Oct 2, 2017	33.75	34.25	33.60	34.05
5656	NASDAQ	ARCB	Fri, Sep 29, 2017	33.05	33.85	33.05	33.45
5655	NASDAQ	ARCB	Thu, Sep 28, 2017	32.70	33.35	31.75	32.95
5654	NASDAQ	ARCB	Wed, Sep 27, 2017	31.20	33.05	31.15	32.95
5653	NASDAQ	ARCB	Tue, Sep 26, 2017	30.65	31.20	30.45	31.05
5652	NASDAQ	ARCB	Mon, Sep 25, 2017	30.65	30.95	30.20	30.70
5651	NASDAQ	ARCB	Fri, Sep 22, 2017	30.20	30.95	30.00	30.70
5650	NASDAQ	ARCB	Thu, Sep 21, 2017	29.80	30.40	29.70	30.15
5649	NASDAQ	ARCB	Wed, Sep 20, 2017	29.20	29.80	29.20	29.75
5648	NASDAQ	ARCB	Tue, Sep 19, 2017	29.10	29.40	28.90	29.35
5647	NASDAQ	ARCB	Mon, Sep 18, 2017	28.50	29.05	28.50	28.95
5646	NASDAQ	ARCB	Fri, Sep 15, 2017	28.20	28.48	27.90	28.40
5645	NASDAQ	ARCB	Thu, Sep 14, 2017	29.15	29.15	28.15	28.15
5644	NASDAQ	ARCB	Wed, Sep 13, 2017	29.65	29.70	28.90	29.15
5643	NASDAQ	ARCB	Tue, Sep 12, 2017	29.70	30.10	29.50	29.65
5642	NASDAQ	ARCB	Mon, Sep 11, 2017	30.50	30.70	29.45	29.60
5641	NASDAQ	ARCB	Fri, Sep 8, 2017	29.90	30.50	29.80	30.05
5640	NASDAQ	ARCB	Thu, Sep 7, 2017	29.80	30.20	29.40	29.85
5639	NASDAQ	ARCB	Wed, Sep 6, 2017	30.00	30.15	29.50	29.90
5638	NASDAQ	ARCB	Tue, Sep 5, 2017	30.05	30.60	29.60	29.90
5637	NASDAQ	ARCB	Fri, Sep 1, 2017	29.90	30.25	29.30	30.05
5636	NASDAQ	ARCB	Thu, Aug 31, 2017	29.95	29.95	29.20	29.70
5635	NASDAQ	ARCB	Wed, Aug 30, 2017	28.05	30.00	28.00	29.80
5634	NASDAQ	ARCB	Tue, Aug 29, 2017	26.75	28.15	25.86	27.95
5633	NASDAQ	ARCB	Mon, Aug 28, 2017	26.00	27.10	26.00	27.05
5632	NASDAQ	ARCB	Fri, Aug 25, 2017	25.45	26.40	25.35	25.95
5631	NASDAQ	ARCB	Thu, Aug 24, 2017	25.70	25.82	25.10	25.25
5630	NASDAQ	ARCB	Wed, Aug 23, 2017	25.35	25.78	25.18	25.55
5629	NASDAQ	ARCB	Tue, Aug 22, 2017	25.35	25.68	25.15	25.55
5628	NASDAQ	ARCB	Mon, Aug 21, 2017	25.90	26.00	25.03	25.10
5627	NASDAQ	ARCB	Fri, Aug 18, 2017	25.45	26.10	25.35	26.00
5626	NASDAQ	ARCB	Thu, Aug 17, 2017	26.00	26.40	25.55	25.70
5625	NASDAQ	ARCB	Wed, Aug 16, 2017	26.10	26.60	26.00	26.15
5624	NASDAQ	ARCB	Tue, Aug 15, 2017	27.00	27.00	25.85	26.00
5623	NASDAQ	ARCB	Mon, Aug 14, 2017	26.50	27.35	26.50	27.00
5622	NASDAQ	ARCB	Fri, Aug 11, 2017	26.00	26.55	25.70	26.35
5621	NASDAQ	ARCB	Thu, Aug 10, 2017	26.20	26.35	25.75	25.90
5620	NASDAQ	ARCB	Wed, Aug 9, 2017	26.05	26.55	25.70	26.35
5619	NASDAQ	ARCB	Tue, Aug 8, 2017	26.60	26.79	26.10	26.10
5618	NASDAQ	ARCB	Mon, Aug 7, 2017	26.30	27.05	25.95	26.70
5617	NASDAQ	ARCB	Fri, Aug 4, 2017	25.05	26.48	25.05	26.35
5616	NASDAQ	ARCB	Thu, Aug 3, 2017	25.50	25.53	24.85	24.95
5615	NASDAQ	ARCB	Wed, Aug 2, 2017	26.50	26.60	25.38	25.45
5614	NASDAQ	ARCB	Tue, Aug 1, 2017	28.00	28.00	26.15	26.50
5613	NASDAQ	ARCB	Mon, Jul 31, 2017	27.25	28.08	26.40	27.80
5612	NASDAQ	ARCB	Fri, Jul 28, 2017	23.10	27.00	22.30	26.95
5611	NASDAQ	ARCB	Thu, Jul 27, 2017	21.95	22.31	21.05	21.50
5610	NASDAQ	ARCB	Wed, Jul 26, 2017	22.00	22.25	21.80	21.90
5609	NASDAQ	ARCB	Tue, Jul 25, 2017	21.70	22.25	21.46	22.10
5608	NASDAQ	ARCB	Mon, Jul 24, 2017	21.60	21.75	21.20	21.40
5607	NASDAQ	ARCB	Fri, Jul 21, 2017	21.90	22.05	21.45	21.55
5606	NASDAQ	ARCB	Thu, Jul 20, 2017	22.20	22.30	21.70	21.80
5605	NASDAQ	ARCB	Wed, Jul 19, 2017	22.05	22.25	21.75	22.20
5604	NASDAQ	ARCB	Tue, Jul 18, 2017	22.15	22.15	21.65	22.00
5603	NASDAQ	ARCB	Mon, Jul 17, 2017	22.25	22.40	21.65	22.20
5602	NASDAQ	ARCB	Fri, Jul 14, 2017	22.00	22.35	21.45	22.30
5601	NASDAQ	ARCB	Thu, Jul 13, 2017	21.80	22.13	21.45	22.05
5600	NASDAQ	ARCB	Wed, Jul 12, 2017	21.95	22.25	21.55	21.75
5599	NASDAQ	ARCB	Tue, Jul 11, 2017	21.80	22.05	21.28	21.60
5598	NASDAQ	ARCB	Mon, Jul 10, 2017	21.60	22.08	21.40	21.85
5597	NASDAQ	ARCB	Fri, Jul 7, 2017	20.90	21.65	20.55	21.60
5596	NASDAQ	ARCB	Thu, Jul 6, 2017	20.70	21.03	20.65	20.75
5595	NASDAQ	ARCB	Wed, Jul 5, 2017	21.35	21.35	20.70	21.00
5594	NASDAQ	ARCB	Mon, Jul 3, 2017	20.75	21.60	20.40	21.35
5593	NASDAQ	ARCB	Fri, Jun 30, 2017	20.50	20.70	20.00	20.60
5592	NASDAQ	ARCB	Thu, Jun 29, 2017	20.45	20.75	20.05	20.40
5591	NASDAQ	ARCB	Wed, Jun 28, 2017	20.15	20.60	19.75	20.45
5590	NASDAQ	ARCB	Tue, Jun 27, 2017	19.60	20.65	19.60	20.00
5589	NASDAQ	ARCB	Mon, Jun 26, 2017	19.80	20.15	19.55	19.85
5588	NASDAQ	ARCB	Fri, Jun 23, 2017	19.30	19.95	19.20	19.80
5587	NASDAQ	ARCB	Thu, Jun 22, 2017	19.40	19.53	19.10	19.35
5586	NASDAQ	ARCB	Wed, Jun 21, 2017	19.55	19.80	19.30	19.40
5585	NASDAQ	ARCB	Tue, Jun 20, 2017	20.25	20.25	19.40	19.55
5584	NASDAQ	ARCB	Mon, Jun 19, 2017	20.05	20.85	20.05	20.30
5583	NASDAQ	ARCB	Fri, Jun 16, 2017	20.40	20.40	19.45	19.90
5582	NASDAQ	ARCB	Thu, Jun 15, 2017	20.15	20.55	19.50	20.55
5581	NASDAQ	ARCB	Wed, Jun 14, 2017	20.85	20.85	19.91	20.25
5580	NASDAQ	ARCB	Tue, Jun 13, 2017	20.50	21.00	20.40	20.85
5579	NASDAQ	ARCB	Mon, Jun 12, 2017	20.50	20.95	20.15	20.35
5578	NASDAQ	ARCB	Fri, Jun 9, 2017	20.50	20.80	19.70	20.45
5577	NASDAQ	ARCB	Thu, Jun 8, 2017	19.95	20.70	19.80	20.45
5576	NASDAQ	ARCB	Wed, Jun 7, 2017	19.55	20.05	19.40	19.90
5575	NASDAQ	ARCB	Tue, Jun 6, 2017	19.40	19.65	19.00	19.45
5574	NASDAQ	ARCB	Mon, Jun 5, 2017	19.40	19.85	19.25	19.50
5573	NASDAQ	ARCB	Fri, Jun 2, 2017	19.35	19.80	19.20	19.50
5572	NASDAQ	ARCB	Thu, Jun 1, 2017	18.85	19.50	18.60	19.30
5571	NASDAQ	ARCB	Wed, May 31, 2017	19.00	19.40	18.45	18.80
5570	NASDAQ	ARCB	Tue, May 30, 2017	18.70	19.10	18.50	18.95
5569	NASDAQ	ARCB	Fri, May 26, 2017	19.30	19.95	18.65	18.85
5568	NASDAQ	ARCB	Thu, May 25, 2017	18.95	19.45	18.69	19.25
5567	NASDAQ	ARCB	Wed, May 24, 2017	18.95	19.35	18.75	18.80
5566	NASDAQ	ARCB	Tue, May 23, 2017	18.85	19.00	18.25	18.90
5565	NASDAQ	ARCB	Mon, May 22, 2017	18.10	18.85	17.70	18.85
5564	NASDAQ	ARCB	Fri, May 19, 2017	17.90	18.35	17.70	18.00
5563	NASDAQ	ARCB	Thu, May 18, 2017	17.15	17.93	17.05	17.80
5562	NASDAQ	ARCB	Wed, May 17, 2017	17.50	17.60	16.95	17.25
5561	NASDAQ	ARCB	Tue, May 16, 2017	17.95	17.95	17.50	17.85
5560	NASDAQ	ARCB	Mon, May 15, 2017	17.75	18.25	17.68	17.95
5559	NASDAQ	ARCB	Fri, May 12, 2017	18.00	18.20	17.45	17.70
5558	NASDAQ	ARCB	Thu, May 11, 2017	18.10	18.30	17.85	18.10
5557	NASDAQ	ARCB	Wed, May 10, 2017	18.35	18.60	17.90	18.20
5556	NASDAQ	ARCB	Tue, May 9, 2017	18.45	18.75	18.20	18.50
5555	NASDAQ	ARCB	Mon, May 8, 2017	19.60	19.95	18.25	18.30
5554	NASDAQ	ARCB	Fri, May 5, 2017	23.90	24.60	19.70	19.75
5553	NASDAQ	ARCB	Thu, May 4, 2017	26.20	26.43	25.20	26.25
5552	NASDAQ	ARCB	Wed, May 3, 2017	26.55	26.65	25.85	26.20
5551	NASDAQ	ARCB	Tue, May 2, 2017	26.45	26.70	26.20	26.65
5550	NASDAQ	ARCB	Mon, May 1, 2017	26.60	26.95	26.10	26.40
5549	NASDAQ	ARCB	Fri, Apr 28, 2017	27.30	27.30	26.30	26.45
5548	NASDAQ	ARCB	Thu, Apr 27, 2017	27.15	27.40	26.70	27.25
5547	NASDAQ	ARCB	Wed, Apr 26, 2017	26.60	27.35	26.35	27.05
5546	NASDAQ	ARCB	Tue, Apr 25, 2017	27.05	27.25	26.68	26.70
5545	NASDAQ	ARCB	Mon, Apr 24, 2017	26.35	27.15	26.30	26.85
5544	NASDAQ	ARCB	Fri, Apr 21, 2017	25.70	25.90	25.25	25.65
5543	NASDAQ	ARCB	Thu, Apr 20, 2017	24.85	25.89	24.55	25.75
5542	NASDAQ	ARCB	Wed, Apr 19, 2017	24.80	25.35	24.55	24.65
5541	NASDAQ	ARCB	Tue, Apr 18, 2017	24.50	24.80	24.25	24.65
5540	NASDAQ	ARCB	Mon, Apr 17, 2017	24.75	24.85	24.15	24.75
5539	NASDAQ	ARCB	Thu, Apr 13, 2017	24.70	24.85	24.10	24.55
5538	NASDAQ	ARCB	Wed, Apr 12, 2017	25.80	25.80	24.70	24.75
5537	NASDAQ	ARCB	Tue, Apr 11, 2017	25.80	26.00	25.30	25.85
5536	NASDAQ	ARCB	Mon, Apr 10, 2017	25.05	26.40	24.95	26.00
5535	NASDAQ	ARCB	Fri, Apr 7, 2017	25.65	25.80	25.00	25.05
5534	NASDAQ	ARCB	Thu, Apr 6, 2017	25.95	26.15	25.40	25.80
5533	NASDAQ	ARCB	Wed, Apr 5, 2017	26.20	26.70	25.70	25.85
5532	NASDAQ	ARCB	Tue, Apr 4, 2017	25.35	26.00	25.25	25.90
5531	NASDAQ	ARCB	Mon, Apr 3, 2017	26.00	26.50	25.50	25.50
5530	NASDAQ	ARCB	Fri, Mar 31, 2017	25.95	26.15	25.67	26.00
5529	NASDAQ	ARCB	Thu, Mar 30, 2017	26.05	26.55	25.85	26.00
5528	NASDAQ	ARCB	Wed, Mar 29, 2017	25.70	26.20	25.35	26.05
5527	NASDAQ	ARCB	Tue, Mar 28, 2017	25.35	26.10	24.95	25.85
5526	NASDAQ	ARCB	Mon, Mar 27, 2017	24.90	25.50	24.55	25.40
5525	NASDAQ	ARCB	Fri, Mar 24, 2017	25.60	26.85	25.15	25.30
5524	NASDAQ	ARCB	Thu, Mar 23, 2017	25.70	25.95	25.30	25.50
5523	NASDAQ	ARCB	Wed, Mar 22, 2017	25.80	26.20	24.95	25.70
5522	NASDAQ	ARCB	Tue, Mar 21, 2017	27.40	27.40	25.80	25.80
5521	NASDAQ	ARCB	Mon, Mar 20, 2017	27.25	27.55	26.80	27.15
5520	NASDAQ	ARCB	Fri, Mar 17, 2017	27.50	27.80	26.78	27.40
5519	NASDAQ	ARCB	Thu, Mar 16, 2017	28.10	28.20	27.58	27.60
5518	NASDAQ	ARCB	Wed, Mar 15, 2017	27.45	28.18	27.30	27.95
5517	NASDAQ	ARCB	Tue, Mar 14, 2017	27.25	27.50	26.70	27.25
5516	NASDAQ	ARCB	Mon, Mar 13, 2017	27.35	27.75	26.70	27.35
5515	NASDAQ	ARCB	Fri, Mar 10, 2017	27.45	27.80	26.90	27.40
5514	NASDAQ	ARCB	Thu, Mar 9, 2017	28.00	28.35	27.10	27.25
5513	NASDAQ	ARCB	Wed, Mar 8, 2017	28.20	28.45	27.90	27.90
5512	NASDAQ	ARCB	Tue, Mar 7, 2017	29.00	29.15	28.20	28.20
5511	NASDAQ	ARCB	Mon, Mar 6, 2017	29.60	29.75	28.35	29.05
5510	NASDAQ	ARCB	Fri, Mar 3, 2017	29.90	29.95	29.30	29.95
5509	NASDAQ	ARCB	Thu, Mar 2, 2017	30.65	30.65	29.80	29.90
5508	NASDAQ	ARCB	Wed, Mar 1, 2017	30.00	30.95	29.35	30.65
5507	NASDAQ	ARCB	Tue, Feb 28, 2017	29.85	30.20	29.20	29.35
5506	NASDAQ	ARCB	Mon, Feb 27, 2017	29.35	30.05	28.05	29.95
5505	NASDAQ	ARCB	Fri, Feb 24, 2017	29.25	29.85	28.65	29.50
5504	NASDAQ	ARCB	Thu, Feb 23, 2017	30.25	30.25	29.20	29.55
5503	NASDAQ	ARCB	Wed, Feb 22, 2017	30.65	30.80	29.75	30.20
5502	NASDAQ	ARCB	Tue, Feb 21, 2017	31.05	31.45	30.65	30.75
5501	NASDAQ	ARCB	Fri, Feb 17, 2017	31.05	31.05	30.55	31.00
5500	NASDAQ	ARCB	Thu, Feb 16, 2017	31.70	31.85	30.65	31.10
5499	NASDAQ	ARCB	Wed, Feb 15, 2017	31.00	31.85	30.90	31.70
5498	NASDAQ	ARCB	Tue, Feb 14, 2017	31.40	31.90	30.80	31.10
5497	NASDAQ	ARCB	Mon, Feb 13, 2017	31.65	32.05	31.10	31.35
5496	NASDAQ	ARCB	Fri, Feb 10, 2017	31.50	31.80	31.05	31.55
5495	NASDAQ	ARCB	Thu, Feb 9, 2017	30.75	31.70	30.70	31.40
5494	NASDAQ	ARCB	Wed, Feb 8, 2017	31.20	32.50	29.65	30.70
5493	NASDAQ	ARCB	Tue, Feb 7, 2017	31.85	32.35	30.85	31.20
5492	NASDAQ	ARCB	Mon, Feb 6, 2017	32.45	32.60	31.70	31.85
5491	NASDAQ	ARCB	Fri, Feb 3, 2017	31.75	32.70	31.74	32.55
5490	NASDAQ	ARCB	Thu, Feb 2, 2017	31.60	31.85	30.85	31.45
5489	NASDAQ	ARCB	Wed, Feb 1, 2017	31.90	32.40	31.35	31.95
5488	NASDAQ	ARCB	Tue, Jan 31, 2017	32.20	32.35	31.30	31.60
5487	NASDAQ	ARCB	Mon, Jan 30, 2017	31.60	32.15	30.85	32.10
5486	NASDAQ	ARCB	Fri, Jan 27, 2017	31.45	32.00	30.85	32.00
5485	NASDAQ	ARCB	Thu, Jan 26, 2017	32.25	32.40	31.15	31.55
5484	NASDAQ	ARCB	Wed, Jan 25, 2017	31.10	32.58	30.75	32.45
5483	NASDAQ	ARCB	Tue, Jan 24, 2017	30.20	31.05	30.20	30.75
5482	NASDAQ	ARCB	Mon, Jan 23, 2017	30.20	30.55	29.85	30.10
5481	NASDAQ	ARCB	Fri, Jan 20, 2017	30.80	30.90	30.10	30.30
5480	NASDAQ	ARCB	Thu, Jan 19, 2017	31.20	31.50	30.30	30.60
5479	NASDAQ	ARCB	Wed, Jan 18, 2017	30.85	31.25	30.45	31.05
5478	NASDAQ	ARCB	Tue, Jan 17, 2017	31.10	31.10	30.15	30.75
5477	NASDAQ	ARCB	Fri, Jan 13, 2017	29.90	31.35	29.90	31.35
5476	NASDAQ	ARCB	Thu, Jan 12, 2017	29.65	30.00	28.65	29.85
5475	NASDAQ	ARCB	Wed, Jan 11, 2017	29.50	29.85	28.85	29.85
5474	NASDAQ	ARCB	Tue, Jan 10, 2017	28.30	29.55	28.10	29.30
5473	NASDAQ	ARCB	Mon, Jan 9, 2017	28.25	28.45	27.55	28.05
5472	NASDAQ	ARCB	Fri, Jan 6, 2017	28.45	28.75	28.05	28.40
5471	NASDAQ	ARCB	Thu, Jan 5, 2017	29.05	29.60	28.03	28.30
5470	NASDAQ	ARCB	Wed, Jan 4, 2017	29.15	29.35	28.30	29.10
5469	NASDAQ	ARCB	Tue, Jan 3, 2017	28.25	29.30	27.93	28.90
5468	NASDAQ	ARCB	Fri, Dec 30, 2016	28.30	28.30	27.60	27.65
5467	NASDAQ	ARCB	Thu, Dec 29, 2016	28.30	28.95	27.90	28.20
5466	NASDAQ	ARCB	Wed, Dec 28, 2016	28.80	28.80	28.00	28.25
5465	NASDAQ	ARCB	Tue, Dec 27, 2016	28.55	29.20	28.55	28.65
5464	NASDAQ	ARCB	Fri, Dec 23, 2016	28.45	28.93	28.25	28.55
5463	NASDAQ	ARCB	Thu, Dec 22, 2016	28.85	29.18	28.30	28.50
5462	NASDAQ	ARCB	Wed, Dec 21, 2016	29.25	29.45	28.35	28.75
5461	NASDAQ	ARCB	Tue, Dec 20, 2016	29.25	30.10	29.25	29.25
5460	NASDAQ	ARCB	Mon, Dec 19, 2016	30.00	30.30	28.80	29.20
5459	NASDAQ	ARCB	Fri, Dec 16, 2016	30.30	30.30	29.55	30.30
5458	NASDAQ	ARCB	Thu, Dec 15, 2016	30.30	31.05	29.85	30.40
5457	NASDAQ	ARCB	Wed, Dec 14, 2016	30.90	31.20	30.00	30.10
5456	NASDAQ	ARCB	Tue, Dec 13, 2016	31.45	31.50	30.63	30.90
5455	NASDAQ	ARCB	Mon, Dec 12, 2016	32.20	32.45	31.00	31.20
5454	NASDAQ	ARCB	Fri, Dec 9, 2016	33.50	33.95	32.05	32.45
5453	NASDAQ	ARCB	Thu, Dec 8, 2016	32.85	33.65	32.05	33.50
5452	NASDAQ	ARCB	Wed, Dec 7, 2016	31.60	33.23	31.60	33.00
5451	NASDAQ	ARCB	Tue, Dec 6, 2016	31.30	32.00	30.75	31.50
5450	NASDAQ	ARCB	Mon, Dec 5, 2016	31.10	31.48	30.50	31.20
5449	NASDAQ	ARCB	Fri, Dec 2, 2016	31.10	31.45	30.50	30.85
5448	NASDAQ	ARCB	Thu, Dec 1, 2016	30.60	31.25	30.45	31.10
5447	NASDAQ	ARCB	Wed, Nov 30, 2016	30.45	31.20	30.30	30.45
5446	NASDAQ	ARCB	Tue, Nov 29, 2016	29.85	30.55	29.75	30.30
5445	NASDAQ	ARCB	Mon, Nov 28, 2016	30.45	30.55	29.35	30.05
5444	NASDAQ	ARCB	Fri, Nov 25, 2016	30.25	30.60	30.05	30.20
5443	NASDAQ	ARCB	Wed, Nov 23, 2016	29.25	30.40	29.22	30.35
5442	NASDAQ	ARCB	Tue, Nov 22, 2016	28.75	29.20	28.65	29.20
5441	NASDAQ	ARCB	Mon, Nov 21, 2016	29.10	29.40	28.30	28.60
5440	NASDAQ	ARCB	Fri, Nov 18, 2016	28.40	29.25	27.85	28.85
5439	NASDAQ	ARCB	Thu, Nov 17, 2016	28.70	28.88	27.75	28.20
5438	NASDAQ	ARCB	Wed, Nov 16, 2016	29.15	29.40	28.25	28.80
5437	NASDAQ	ARCB	Tue, Nov 15, 2016	29.00	29.95	28.65	29.45
5436	NASDAQ	ARCB	Mon, Nov 14, 2016	28.15	29.30	27.45	29.30
5435	NASDAQ	ARCB	Fri, Nov 11, 2016	27.20	28.40	26.40	28.15
5434	NASDAQ	ARCB	Thu, Nov 10, 2016	25.75	28.35	25.70	27.45
5433	NASDAQ	ARCB	Wed, Nov 9, 2016	23.75	25.65	23.40	25.60
5432	NASDAQ	ARCB	Tue, Nov 8, 2016	23.40	24.70	21.95	24.20
5431	NASDAQ	ARCB	Mon, Nov 7, 2016	22.95	23.95	22.91	23.70
5430	NASDAQ	ARCB	Fri, Nov 4, 2016	22.85	23.55	21.70	22.40
5429	NASDAQ	ARCB	Thu, Nov 3, 2016	19.75	22.28	19.75	21.95
5428	NASDAQ	ARCB	Wed, Nov 2, 2016	19.55	20.35	19.50	20.20
5427	NASDAQ	ARCB	Tue, Nov 1, 2016	19.95	20.20	19.70	19.70
5426	NASDAQ	ARCB	Mon, Oct 31, 2016	19.55	19.95	19.55	19.90
5425	NASDAQ	ARCB	Fri, Oct 28, 2016	20.35	20.35	19.30	19.45
5424	NASDAQ	ARCB	Thu, Oct 27, 2016	20.35	20.75	20.25	20.45
5423	NASDAQ	ARCB	Wed, Oct 26, 2016	19.70	20.53	19.70	20.20
5422	NASDAQ	ARCB	Tue, Oct 25, 2016	19.75	19.95	19.55	19.60
5421	NASDAQ	ARCB	Mon, Oct 24, 2016	19.45	19.90	19.30	19.85
5420	NASDAQ	ARCB	Fri, Oct 21, 2016	19.00	19.45	18.60	19.35
5419	NASDAQ	ARCB	Thu, Oct 20, 2016	19.45	19.55	19.10	19.10
5418	NASDAQ	ARCB	Wed, Oct 19, 2016	19.60	19.80	19.25	19.60
5417	NASDAQ	ARCB	Tue, Oct 18, 2016	19.70	19.70	19.35	19.50
5416	NASDAQ	ARCB	Mon, Oct 17, 2016	19.55	19.75	19.40	19.40
5415	NASDAQ	ARCB	Fri, Oct 14, 2016	20.06	20.41	19.52	19.58
5414	NASDAQ	ARCB	Thu, Oct 13, 2016	20.16	20.28	19.87	19.96
5413	NASDAQ	ARCB	Wed, Oct 12, 2016	20.61	20.71	20.30	20.39
5412	NASDAQ	ARCB	Tue, Oct 11, 2016	20.91	20.99	20.42	20.52
5411	NASDAQ	ARCB	Mon, Oct 10, 2016	20.67	21.04	20.64	20.88
5410	NASDAQ	ARCB	Fri, Oct 7, 2016	20.60	20.65	20.22	20.57
5409	NASDAQ	ARCB	Thu, Oct 6, 2016	20.84	20.91	20.21	20.56
5408	NASDAQ	ARCB	Wed, Oct 5, 2016	19.98	20.97	19.98	20.92
5407	NASDAQ	ARCB	Tue, Oct 4, 2016	19.35	19.96	19.32	19.86
5406	NASDAQ	ARCB	Mon, Oct 3, 2016	19.02	19.56	18.84	19.31
5405	NASDAQ	ARCB	Fri, Sep 30, 2016	18.84	19.10	18.66	19.02
5404	NASDAQ	ARCB	Thu, Sep 29, 2016	19.04	19.14	18.63	18.67
5403	NASDAQ	ARCB	Wed, Sep 28, 2016	18.79	19.02	18.43	19.01
5402	NASDAQ	ARCB	Tue, Sep 27, 2016	18.78	18.85	18.41	18.70
5401	NASDAQ	ARCB	Mon, Sep 26, 2016	19.04	19.16	18.80	18.81
5400	NASDAQ	ARCB	Fri, Sep 23, 2016	19.36	19.57	18.90	19.12
5399	NASDAQ	ARCB	Thu, Sep 22, 2016	19.23	19.65	19.05	19.30
5398	NASDAQ	ARCB	Wed, Sep 21, 2016	18.97	19.30	18.80	18.99
5397	NASDAQ	ARCB	Tue, Sep 20, 2016	19.43	19.43	18.78	18.80
5396	NASDAQ	ARCB	Mon, Sep 19, 2016	19.09	20.00	19.06	19.46
5395	NASDAQ	ARCB	Fri, Sep 16, 2016	19.39	19.77	18.87	18.89
5394	NASDAQ	ARCB	Thu, Sep 15, 2016	19.25	19.69	19.06	19.49
5393	NASDAQ	ARCB	Wed, Sep 14, 2016	18.71	19.22	18.32	19.20
5392	NASDAQ	ARCB	Tue, Sep 13, 2016	18.83	19.02	18.48	18.71
5391	NASDAQ	ARCB	Mon, Sep 12, 2016	18.46	19.06	18.23	19.03
5390	NASDAQ	ARCB	Fri, Sep 9, 2016	19.36	19.60	18.63	18.64
5389	NASDAQ	ARCB	Thu, Sep 8, 2016	18.99	19.60	18.92	19.55
5388	NASDAQ	ARCB	Wed, Sep 7, 2016	18.67	19.07	18.29	19.03
5387	NASDAQ	ARCB	Tue, Sep 6, 2016	18.77	18.83	18.47	18.67
5386	NASDAQ	ARCB	Fri, Sep 2, 2016	18.52	18.88	18.41	18.70
5385	NASDAQ	ARCB	Thu, Sep 1, 2016	18.35	18.56	17.99	18.47
5384	NASDAQ	ARCB	Wed, Aug 31, 2016	18.38	18.57	18.08	18.31
5383	NASDAQ	ARCB	Tue, Aug 30, 2016	17.87	18.44	17.83	18.39
5382	NASDAQ	ARCB	Mon, Aug 29, 2016	17.91	18.19	17.84	17.92
5381	NASDAQ	ARCB	Fri, Aug 26, 2016	18.08	18.41	17.76	17.87
5380	NASDAQ	ARCB	Thu, Aug 25, 2016	18.36	18.36	17.96	18.02
5379	NASDAQ	ARCB	Wed, Aug 24, 2016	18.47	18.77	18.34	18.39
5378	NASDAQ	ARCB	Tue, Aug 23, 2016	18.06	18.60	18.05	18.53
5377	NASDAQ	ARCB	Mon, Aug 22, 2016	17.95	18.02	17.67	17.97
5376	NASDAQ	ARCB	Fri, Aug 19, 2016	17.84	18.15	17.76	18.08
5375	NASDAQ	ARCB	Thu, Aug 18, 2016	17.42	17.93	17.41	17.92
5374	NASDAQ	ARCB	Wed, Aug 17, 2016	17.37	17.43	17.13	17.39
5373	NASDAQ	ARCB	Tue, Aug 16, 2016	17.39	17.60	17.19	17.39
5372	NASDAQ	ARCB	Mon, Aug 15, 2016	17.38	17.67	17.38	17.43
5371	NASDAQ	ARCB	Fri, Aug 12, 2016	17.71	17.71	17.25	17.30
5370	NASDAQ	ARCB	Thu, Aug 11, 2016	17.68	17.89	17.42	17.70
5369	NASDAQ	ARCB	Wed, Aug 10, 2016	17.88	17.88	17.45	17.54
5368	NASDAQ	ARCB	Tue, Aug 9, 2016	18.24	18.29	17.82	17.84
5367	NASDAQ	ARCB	Mon, Aug 8, 2016	18.71	18.98	18.26	18.29
5366	NASDAQ	ARCB	Fri, Aug 5, 2016	17.65	18.81	17.65	18.70
5365	NASDAQ	ARCB	Thu, Aug 4, 2016	17.89	18.11	17.52	17.55
5364	NASDAQ	ARCB	Wed, Aug 3, 2016	17.39	18.11	17.27	17.88
5363	NASDAQ	ARCB	Tue, Aug 2, 2016	18.00	18.02	17.40	17.41
5362	NASDAQ	ARCB	Mon, Aug 1, 2016	18.66	18.66	17.93	18.02
5361	NASDAQ	ARCB	Fri, Jul 29, 2016	17.94	18.81	17.55	18.71
5360	NASDAQ	ARCB	Thu, Jul 28, 2016	17.71	18.05	17.37	17.94
5359	NASDAQ	ARCB	Wed, Jul 27, 2016	17.79	18.08	17.34	17.78
5358	NASDAQ	ARCB	Tue, Jul 26, 2016	17.54	17.85	17.54	17.72
5357	NASDAQ	ARCB	Mon, Jul 25, 2016	18.13	18.48	17.47	17.56
5356	NASDAQ	ARCB	Fri, Jul 22, 2016	17.53	18.37	17.44	18.21
5355	NASDAQ	ARCB	Thu, Jul 21, 2016	17.43	17.77	17.39	17.50
5354	NASDAQ	ARCB	Wed, Jul 20, 2016	17.60	17.87	17.31	17.53
5353	NASDAQ	ARCB	Tue, Jul 19, 2016	17.90	18.10	17.38	17.51
5352	NASDAQ	ARCB	Mon, Jul 18, 2016	17.76	18.10	17.51	17.93
5351	NASDAQ	ARCB	Fri, Jul 15, 2016	17.94	18.02	17.58	17.92
5350	NASDAQ	ARCB	Thu, Jul 14, 2016	18.06	18.53	17.78	17.81
5349	NASDAQ	ARCB	Wed, Jul 13, 2016	17.46	17.90	17.39	17.86
5348	NASDAQ	ARCB	Tue, Jul 12, 2016	17.25	17.75	17.07	17.58
5347	NASDAQ	ARCB	Mon, Jul 11, 2016	16.86	17.24	16.79	17.17
5346	NASDAQ	ARCB	Fri, Jul 8, 2016	16.22	16.91	15.94	16.82
5345	NASDAQ	ARCB	Thu, Jul 7, 2016	15.96	16.37	15.78	16.04
5344	NASDAQ	ARCB	Wed, Jul 6, 2016	15.60	16.03	15.40	15.92
5343	NASDAQ	ARCB	Tue, Jul 5, 2016	16.45	17.01	15.61	15.77
5342	NASDAQ	ARCB	Fri, Jul 1, 2016	16.26	16.73	16.23	16.67
5341	NASDAQ	ARCB	Thu, Jun 30, 2016	16.01	16.33	15.64	16.25
5340	NASDAQ	ARCB	Wed, Jun 29, 2016	15.49	16.16	15.40	16.03
5339	NASDAQ	ARCB	Tue, Jun 28, 2016	15.20	15.44	14.99	15.28
5338	NASDAQ	ARCB	Mon, Jun 27, 2016	15.79	15.90	14.85	14.96
5337	NASDAQ	ARCB	Fri, Jun 24, 2016	16.00	16.58	15.61	16.07
5336	NASDAQ	ARCB	Thu, Jun 23, 2016	16.54	17.01	16.46	16.78
5335	NASDAQ	ARCB	Wed, Jun 22, 2016	16.33	16.57	16.12	16.34
5334	NASDAQ	ARCB	Tue, Jun 21, 2016	16.82	17.06	16.21	16.35
5333	NASDAQ	ARCB	Mon, Jun 20, 2016	16.86	17.77	16.86	16.99
5332	NASDAQ	ARCB	Fri, Jun 17, 2016	16.43	16.68	16.21	16.58
5331	NASDAQ	ARCB	Thu, Jun 16, 2016	16.39	16.55	15.97	16.46
5330	NASDAQ	ARCB	Wed, Jun 15, 2016	16.56	17.03	16.27	16.57
5329	NASDAQ	ARCB	Tue, Jun 14, 2016	16.66	17.30	16.32	16.48
5328	NASDAQ	ARCB	Mon, Jun 13, 2016	16.75	17.00	16.52	16.73
5327	NASDAQ	ARCB	Fri, Jun 10, 2016	16.68	17.08	16.40	16.89
5326	NASDAQ	ARCB	Thu, Jun 9, 2016	17.52	17.52	16.72	16.91
5325	NASDAQ	ARCB	Wed, Jun 8, 2016	17.63	17.75	17.49	17.60
5324	NASDAQ	ARCB	Tue, Jun 7, 2016	17.55	17.80	17.32	17.59
5323	NASDAQ	ARCB	Mon, Jun 6, 2016	17.22	17.64	17.20	17.59
5322	NASDAQ	ARCB	Fri, Jun 3, 2016	17.24	17.48	16.73	17.19
5321	NASDAQ	ARCB	Thu, Jun 2, 2016	17.18	17.37	16.93	17.27
5320	NASDAQ	ARCB	Wed, Jun 1, 2016	17.08	17.37	16.73	17.27
5319	NASDAQ	ARCB	Tue, May 31, 2016	17.17	17.54	17.07	17.23
5318	NASDAQ	ARCB	Fri, May 27, 2016	17.02	17.33	16.89	17.13
5317	NASDAQ	ARCB	Thu, May 26, 2016	17.22	17.35	16.75	16.96
5316	NASDAQ	ARCB	Wed, May 25, 2016	16.81	17.25	16.81	17.14
5315	NASDAQ	ARCB	Tue, May 24, 2016	16.44	16.84	16.21	16.75
5314	NASDAQ	ARCB	Mon, May 23, 2016	16.51	16.61	16.19	16.35
5313	NASDAQ	ARCB	Fri, May 20, 2016	16.33	16.67	16.32	16.51
5312	NASDAQ	ARCB	Thu, May 19, 2016	15.75	16.42	15.75	16.26
5311	NASDAQ	ARCB	Wed, May 18, 2016	16.02	16.51	15.79	15.85
5310	NASDAQ	ARCB	Tue, May 17, 2016	16.01	16.87	15.91	16.17
5309	NASDAQ	ARCB	Mon, May 16, 2016	16.48	16.87	16.03	16.05
5308	NASDAQ	ARCB	Fri, May 13, 2016	16.72	16.90	16.32	16.36
5307	NASDAQ	ARCB	Thu, May 12, 2016	17.58	17.81	16.72	16.80
5306	NASDAQ	ARCB	Wed, May 11, 2016	17.92	18.19	17.42	17.46
5305	NASDAQ	ARCB	Tue, May 10, 2016	17.37	18.16	17.37	18.06
5304	NASDAQ	ARCB	Mon, May 9, 2016	17.03	17.50	16.74	17.25
5303	NASDAQ	ARCB	Fri, May 6, 2016	16.61	17.12	16.56	17.08
5302	NASDAQ	ARCB	Thu, May 5, 2016	17.19	17.96	16.70	16.72
5301	NASDAQ	ARCB	Wed, May 4, 2016	17.44	18.06	16.93	16.95
5300	NASDAQ	ARCB	Tue, May 3, 2016	17.88	17.88	17.02	17.64
5299	NASDAQ	ARCB	Mon, May 2, 2016	18.63	18.79	17.26	17.84
5298	NASDAQ	ARCB	Fri, Apr 29, 2016	19.83	20.67	18.86	19.09
5297	NASDAQ	ARCB	Thu, Apr 28, 2016	21.96	21.96	20.58	20.83
5296	NASDAQ	ARCB	Wed, Apr 27, 2016	22.06	22.52	21.97	22.28
5295	NASDAQ	ARCB	Tue, Apr 26, 2016	21.25	22.04	21.16	21.92
5294	NASDAQ	ARCB	Mon, Apr 25, 2016	21.66	21.82	20.81	21.23
5293	NASDAQ	ARCB	Fri, Apr 22, 2016	21.15	21.86	21.15	21.71
5292	NASDAQ	ARCB	Thu, Apr 21, 2016	21.66	21.66	20.89	21.25
5291	NASDAQ	ARCB	Wed, Apr 20, 2016	21.38	21.88	21.18	21.83
5290	NASDAQ	ARCB	Tue, Apr 19, 2016	21.06	21.71	20.95	21.36
5289	NASDAQ	ARCB	Mon, Apr 18, 2016	20.94	21.28	20.66	20.95
5288	NASDAQ	ARCB	Fri, Apr 15, 2016	20.86	21.28	20.61	21.05
5287	NASDAQ	ARCB	Thu, Apr 14, 2016	21.14	21.31	20.68	20.95
5286	NASDAQ	ARCB	Wed, Apr 13, 2016	20.37	21.15	20.17	21.14
5285	NASDAQ	ARCB	Tue, Apr 12, 2016	20.11	20.43	19.89	20.21
5284	NASDAQ	ARCB	Mon, Apr 11, 2016	20.43	20.78	19.97	20.00
5283	NASDAQ	ARCB	Fri, Apr 8, 2016	20.10	20.92	20.01	20.32
5282	NASDAQ	ARCB	Thu, Apr 7, 2016	19.94	20.28	19.65	19.96
5281	NASDAQ	ARCB	Wed, Apr 6, 2016	20.18	20.48	19.28	20.12
5280	NASDAQ	ARCB	Tue, Apr 5, 2016	20.69	20.69	20.69	20.19
5279	NASDAQ	ARCB	Mon, Apr 4, 2016	20.96	21.23	20.58	20.69
5278	NASDAQ	ARCB	Fri, Apr 1, 2016	21.33	21.76	20.46	20.96
5277	NASDAQ	ARCB	Thu, Mar 31, 2016	22.10	22.52	21.38	22.19
5276	NASDAQ	ARCB	Wed, Mar 30, 2016	22.91	23.70	21.95	22.19
5275	NASDAQ	ARCB	Tue, Mar 29, 2016	22.08	22.98	21.80	22.19
5274	NASDAQ	ARCB	Mon, Mar 28, 2016	23.05	23.63	21.90	21.90
5273	NASDAQ	ARCB	Thu, Mar 24, 2016	22.61	22.61	22.61	22.88
5272	NASDAQ	ARCB	Wed, Mar 23, 2016	23.10	23.28	22.59	22.61
5271	NASDAQ	ARCB	Tue, Mar 22, 2016	23.41	23.81	22.99	23.17
5270	NASDAQ	ARCB	Mon, Mar 21, 2016	23.30	23.92	23.23	23.46
5269	NASDAQ	ARCB	Fri, Mar 18, 2016	22.96	23.78	22.18	23.43
5268	NASDAQ	ARCB	Thu, Mar 17, 2016	22.00	22.90	21.71	22.80
5267	NASDAQ	ARCB	Wed, Mar 16, 2016	21.67	22.08	21.42	21.94
5266	NASDAQ	ARCB	Tue, Mar 15, 2016	22.50	22.50	22.50	21.74
5265	NASDAQ	ARCB	Mon, Mar 14, 2016	22.38	22.64	21.71	22.50
5264	NASDAQ	ARCB	Fri, Mar 11, 2016	21.89	22.57	21.89	22.53
5263	NASDAQ	ARCB	Thu, Mar 10, 2016	21.50	21.87	21.19	21.39
5262	NASDAQ	ARCB	Wed, Mar 9, 2016	21.25	21.25	21.25	21.39
5261	NASDAQ	ARCB	Tue, Mar 8, 2016	22.40	22.57	21.19	22.59
5260	NASDAQ	ARCB	Mon, Mar 7, 2016	22.19	22.84	21.81	22.59
5259	NASDAQ	ARCB	Fri, Mar 4, 2016	22.08	22.08	22.08	22.21
5258	NASDAQ	ARCB	Thu, Mar 3, 2016	21.56	21.56	21.56	22.08
5257	NASDAQ	ARCB	Wed, Mar 2, 2016	21.17	21.74	21.08	21.25
5256	NASDAQ	ARCB	Tue, Mar 1, 2016	19.57	19.57	19.57	21.25
5255	NASDAQ	ARCB	Mon, Feb 29, 2016	19.99	20.14	19.48	19.57
5254	NASDAQ	ARCB	Fri, Feb 26, 2016	19.49	19.49	19.49	20.07
5253	NASDAQ	ARCB	Thu, Feb 25, 2016	19.71	19.99	19.00	19.49
5252	NASDAQ	ARCB	Wed, Feb 24, 2016	19.68	19.75	19.05	19.70
5251	NASDAQ	ARCB	Tue, Feb 23, 2016	20.48	20.74	19.88	19.90
5250	NASDAQ	ARCB	Mon, Feb 22, 2016	20.17	20.53	20.08	20.43
5249	NASDAQ	ARCB	Fri, Feb 19, 2016	19.75	19.85	18.90	19.49
5248	NASDAQ	ARCB	Thu, Feb 18, 2016	19.71	19.92	19.35	19.87
5247	NASDAQ	ARCB	Wed, Feb 17, 2016	20.00	20.51	19.45	19.62
5246	NASDAQ	ARCB	Tue, Feb 16, 2016	19.56	20.59	18.71	19.81
5245	NASDAQ	ARCB	Fri, Feb 12, 2016	18.77	19.31	18.32	19.27
5244	NASDAQ	ARCB	Thu, Feb 11, 2016	18.72	18.91	18.06	18.56
5243	NASDAQ	ARCB	Wed, Feb 10, 2016	19.48	19.91	19.08	19.10
5242	NASDAQ	ARCB	Tue, Feb 9, 2016	18.38	19.53	18.02	19.50
5241	NASDAQ	ARCB	Mon, Feb 8, 2016	17.97	18.69	17.77	18.66
5240	NASDAQ	ARCB	Fri, Feb 5, 2016	18.33	18.84	17.89	18.39
5239	NASDAQ	ARCB	Thu, Feb 4, 2016	17.79	19.77	17.79	18.47
5238	NASDAQ	ARCB	Wed, Feb 3, 2016	18.92	19.42	17.25	17.63
5237	NASDAQ	ARCB	Tue, Feb 2, 2016	20.60	21.13	20.23	21.01
5236	NASDAQ	ARCB	Mon, Feb 1, 2016	20.25	21.02	19.89	20.91
5235	NASDAQ	ARCB	Fri, Jan 29, 2016	19.44	20.56	19.44	20.53
5234	NASDAQ	ARCB	Thu, Jan 28, 2016	19.94	19.94	18.92	19.35
5233	NASDAQ	ARCB	Wed, Jan 27, 2016	20.24	20.57	18.09	19.77
5232	NASDAQ	ARCB	Tue, Jan 26, 2016	18.50	20.47	18.42	20.29
5231	NASDAQ	ARCB	Mon, Jan 25, 2016	18.87	20.80	18.32	18.37
5230	NASDAQ	ARCB	Fri, Jan 22, 2016	18.74	20.03	18.63	18.99
5229	NASDAQ	ARCB	Thu, Jan 21, 2016	17.83	19.07	17.73	18.36
5228	NASDAQ	ARCB	Wed, Jan 20, 2016	17.22	18.36	16.43	17.72
5227	NASDAQ	ARCB	Tue, Jan 19, 2016	18.26	18.26	17.31	17.67
5226	NASDAQ	ARCB	Fri, Jan 15, 2016	17.36	18.14	17.13	18.02
5225	NASDAQ	ARCB	Thu, Jan 14, 2016	17.72	18.44	17.32	17.91
5224	NASDAQ	ARCB	Wed, Jan 13, 2016	18.59	18.91	17.66	17.74
5223	NASDAQ	ARCB	Tue, Jan 12, 2016	18.88	19.37	18.13	18.58
5222	NASDAQ	ARCB	Mon, Jan 11, 2016	18.66	18.87	18.34	18.70
5221	NASDAQ	ARCB	Fri, Jan 8, 2016	19.25	19.43	18.58	18.67
5220	NASDAQ	ARCB	Thu, Jan 7, 2016	19.92	20.45	19.17	19.28
5219	NASDAQ	ARCB	Wed, Jan 6, 2016	20.75	20.87	20.44	20.70
5218	NASDAQ	ARCB	Tue, Jan 5, 2016	20.97	21.16	20.39	21.14
5217	NASDAQ	ARCB	Mon, Jan 4, 2016	20.85	21.11	20.36	20.90
5216	NASDAQ	ARCB	Thu, Dec 31, 2015	20.95	21.63	20.87	21.39
5215	NASDAQ	ARCB	Wed, Dec 30, 2015	21.47	21.55	20.99	21.05
5214	NASDAQ	ARCB	Tue, Dec 29, 2015	21.44	21.75	21.18	21.65
5213	NASDAQ	ARCB	Mon, Dec 28, 2015	21.47	21.58	21.13	21.31
5212	NASDAQ	ARCB	Thu, Dec 24, 2015	21.36	21.78	21.29	21.62
5211	NASDAQ	ARCB	Wed, Dec 23, 2015	21.36	21.63	21.16	21.32
5210	NASDAQ	ARCB	Tue, Dec 22, 2015	20.81	21.20	20.57	21.15
5209	NASDAQ	ARCB	Mon, Dec 21, 2015	20.66	21.32	20.41	20.62
5208	NASDAQ	ARCB	Fri, Dec 18, 2015	21.30	21.50	19.97	20.41
5207	NASDAQ	ARCB	Thu, Dec 17, 2015	22.14	22.36	21.58	21.61
5206	NASDAQ	ARCB	Wed, Dec 16, 2015	21.52	22.18	21.51	22.10
5205	NASDAQ	ARCB	Tue, Dec 15, 2015	21.17	21.61	20.85	21.38
5204	NASDAQ	ARCB	Mon, Dec 14, 2015	20.94	21.13	20.45	21.02
5203	NASDAQ	ARCB	Fri, Dec 11, 2015	21.50	21.95	20.95	20.97
5202	NASDAQ	ARCB	Thu, Dec 10, 2015	21.60	22.50	21.42	21.77
5201	NASDAQ	ARCB	Wed, Dec 9, 2015	21.38	21.82	20.93	21.62
5200	NASDAQ	ARCB	Tue, Dec 8, 2015	21.55	21.55	20.51	21.32
5199	NASDAQ	ARCB	Mon, Dec 7, 2015	22.15	22.39	21.39	21.74
5198	NASDAQ	ARCB	Fri, Dec 4, 2015	22.47	22.70	22.01	22.28
5197	NASDAQ	ARCB	Thu, Dec 3, 2015	23.01	23.14	22.48	22.54
5196	NASDAQ	ARCB	Wed, Dec 2, 2015	23.19	23.19	21.69	22.91
5195	NASDAQ	ARCB	Tue, Dec 1, 2015	24.07	24.96	23.60	24.33
5194	NASDAQ	ARCB	Mon, Nov 30, 2015	25.48	25.76	24.07	24.08
5193	NASDAQ	ARCB	Fri, Nov 27, 2015	24.81	25.57	24.68	25.46
5192	NASDAQ	ARCB	Wed, Nov 25, 2015	24.90	24.90	24.39	24.79
5191	NASDAQ	ARCB	Tue, Nov 24, 2015	24.43	25.15	24.43	24.82
5190	NASDAQ	ARCB	Mon, Nov 23, 2015	24.95	25.24	24.58	24.67
5189	NASDAQ	ARCB	Fri, Nov 20, 2015	25.52	25.68	24.54	25.01
5188	NASDAQ	ARCB	Thu, Nov 19, 2015	24.77	25.43	24.57	25.38
5187	NASDAQ	ARCB	Wed, Nov 18, 2015	25.25	25.41	24.34	24.81
5186	NASDAQ	ARCB	Tue, Nov 17, 2015	25.28	25.78	24.57	25.01
5185	NASDAQ	ARCB	Mon, Nov 16, 2015	25.17	25.33	24.06	25.07
5184	NASDAQ	ARCB	Fri, Nov 13, 2015	25.06	25.61	24.89	25.14
5183	NASDAQ	ARCB	Thu, Nov 12, 2015	26.06	26.69	25.23	25.27
5182	NASDAQ	ARCB	Wed, Nov 11, 2015	26.51	27.25	25.85	26.33
5181	NASDAQ	ARCB	Tue, Nov 10, 2015	25.96	27.25	25.62	26.27
5180	NASDAQ	ARCB	Mon, Nov 9, 2015	28.01	28.02	25.81	25.94
5179	NASDAQ	ARCB	Fri, Nov 6, 2015	26.91	28.12	26.54	28.06
5178	NASDAQ	ARCB	Thu, Nov 5, 2015	26.35	27.18	26.05	26.60
5177	NASDAQ	ARCB	Wed, Nov 4, 2015	26.03	26.35	25.92	26.30
5176	NASDAQ	ARCB	Tue, Nov 3, 2015	26.01	26.33	25.59	25.97
5175	NASDAQ	ARCB	Mon, Nov 2, 2015	25.80	26.75	24.65	26.27
5174	NASDAQ	ARCB	Fri, Oct 30, 2015	25.85	27.59	25.80	25.90
5173	NASDAQ	ARCB	Thu, Oct 29, 2015	24.83	25.88	24.56	25.66
5172	NASDAQ	ARCB	Wed, Oct 28, 2015	25.39	26.02	24.58	25.00
5171	NASDAQ	ARCB	Tue, Oct 27, 2015	26.90	26.90	24.79	25.47
5170	NASDAQ	ARCB	Mon, Oct 26, 2015	28.29	28.54	27.26	27.59
5169	NASDAQ	ARCB	Fri, Oct 23, 2015	28.25	28.66	27.76	28.33
5168	NASDAQ	ARCB	Thu, Oct 22, 2015	27.89	28.31	27.33	27.51
5167	NASDAQ	ARCB	Wed, Oct 21, 2015	28.50	28.80	27.78	27.82
5166	NASDAQ	ARCB	Tue, Oct 20, 2015	27.70	28.40	27.50	28.34
5165	NASDAQ	ARCB	Mon, Oct 19, 2015	27.33	27.90	27.14	27.87
5164	NASDAQ	ARCB	Fri, Oct 16, 2015	27.75	27.75	27.05	27.51
5163	NASDAQ	ARCB	Thu, Oct 15, 2015	27.33	27.71	27.09	27.65
5162	NASDAQ	ARCB	Wed, Oct 14, 2015	26.97	27.41	26.84	27.33
5161	NASDAQ	ARCB	Tue, Oct 13, 2015	27.78	28.02	26.81	26.87
5160	NASDAQ	ARCB	Mon, Oct 12, 2015	28.37	28.37	27.68	28.01
5159	NASDAQ	ARCB	Fri, Oct 9, 2015	27.34	28.42	26.96	28.31
5158	NASDAQ	ARCB	Thu, Oct 8, 2015	26.59	27.39	25.84	27.34
5157	NASDAQ	ARCB	Wed, Oct 7, 2015	26.54	26.96	25.52	26.73
5156	NASDAQ	ARCB	Tue, Oct 6, 2015	26.55	27.05	25.97	26.53
5155	NASDAQ	ARCB	Mon, Oct 5, 2015	25.84	27.14	25.84	26.59
5154	NASDAQ	ARCB	Fri, Oct 2, 2015	24.99	25.79	24.83	25.78
5153	NASDAQ	ARCB	Thu, Oct 1, 2015	25.70	25.92	25.04	25.32
5152	NASDAQ	ARCB	Wed, Sep 30, 2015	25.74	26.02	25.40	25.77
5151	NASDAQ	ARCB	Tue, Sep 29, 2015	25.14	25.38	24.80	25.34
5150	NASDAQ	ARCB	Mon, Sep 28, 2015	25.29	25.48	24.97	25.14
5149	NASDAQ	ARCB	Fri, Sep 25, 2015	25.93	26.01	25.39	25.48
5148	NASDAQ	ARCB	Thu, Sep 24, 2015	26.08	26.25	25.17	25.55
5147	NASDAQ	ARCB	Wed, Sep 23, 2015	26.84	26.99	26.25	26.41
5146	NASDAQ	ARCB	Tue, Sep 22, 2015	27.37	27.48	26.56	26.72
5145	NASDAQ	ARCB	Mon, Sep 21, 2015	28.20	28.36	27.60	27.79
5144	NASDAQ	ARCB	Fri, Sep 18, 2015	28.75	28.90	27.80	27.93
5143	NASDAQ	ARCB	Thu, Sep 17, 2015	29.20	29.72	28.96	29.28
5142	NASDAQ	ARCB	Wed, Sep 16, 2015	29.16	29.33	28.66	29.30
5141	NASDAQ	ARCB	Tue, Sep 15, 2015	28.12	29.04	28.03	29.01
5140	NASDAQ	ARCB	Mon, Sep 14, 2015	28.72	28.85	27.71	28.09
5139	NASDAQ	ARCB	Fri, Sep 11, 2015	30.00	30.33	28.62	28.73
5138	NASDAQ	ARCB	Thu, Sep 10, 2015	29.23	29.64	28.77	29.47
5137	NASDAQ	ARCB	Wed, Sep 9, 2015	29.69	29.78	28.73	29.00
5136	NASDAQ	ARCB	Tue, Sep 8, 2015	28.98	29.50	28.74	29.37
5135	NASDAQ	ARCB	Fri, Sep 4, 2015	27.97	28.89	27.97	28.48
5134	NASDAQ	ARCB	Thu, Sep 3, 2015	27.93	28.60	27.93	28.41
5133	NASDAQ	ARCB	Wed, Sep 2, 2015	28.13	28.25	27.63	27.89
5132	NASDAQ	ARCB	Tue, Sep 1, 2015	28.19	29.06	27.45	27.61
5131	NASDAQ	ARCB	Mon, Aug 31, 2015	28.75	29.44	28.75	28.88
5130	NASDAQ	ARCB	Fri, Aug 28, 2015	28.80	29.43	28.64	29.04
5129	NASDAQ	ARCB	Thu, Aug 27, 2015	28.35	29.20	28.15	28.99
5128	NASDAQ	ARCB	Wed, Aug 26, 2015	27.60	28.98	27.20	28.15
5127	NASDAQ	ARCB	Tue, Aug 25, 2015	29.37	29.37	26.90	27.00
5126	NASDAQ	ARCB	Mon, Aug 24, 2015	27.73	30.09	27.52	28.34
5125	NASDAQ	ARCB	Fri, Aug 21, 2015	29.59	30.26	29.29	29.47
5124	NASDAQ	ARCB	Thu, Aug 20, 2015	30.94	32.16	30.35	30.41
5123	NASDAQ	ARCB	Wed, Aug 19, 2015	32.17	32.28	31.27	31.33
5122	NASDAQ	ARCB	Tue, Aug 18, 2015	32.50	32.71	32.25	32.28
5121	NASDAQ	ARCB	Mon, Aug 17, 2015	32.61	33.01	32.19	32.68
5120	NASDAQ	ARCB	Fri, Aug 14, 2015	32.06	32.76	32.02	32.61
5119	NASDAQ	ARCB	Thu, Aug 13, 2015	32.68	34.10	32.21	32.25
5118	NASDAQ	ARCB	Wed, Aug 12, 2015	32.98	33.12	32.06	32.78
5117	NASDAQ	ARCB	Tue, Aug 11, 2015	33.29	33.84	33.06	33.27
5116	NASDAQ	ARCB	Mon, Aug 10, 2015	32.87	33.67	32.71	33.53
5115	NASDAQ	ARCB	Fri, Aug 7, 2015	33.48	33.85	32.50	32.77
5114	NASDAQ	ARCB	Thu, Aug 6, 2015	34.01	34.35	33.45	33.82
5113	NASDAQ	ARCB	Wed, Aug 5, 2015	34.13	34.97	33.82	33.85
5112	NASDAQ	ARCB	Tue, Aug 4, 2015	34.08	34.91	33.41	33.78
5111	NASDAQ	ARCB	Mon, Aug 3, 2015	34.00	34.80	32.82	34.21
5110	NASDAQ	ARCB	Fri, Jul 31, 2015	32.72	33.59	32.45	33.05
5109	NASDAQ	ARCB	Thu, Jul 30, 2015	31.85	32.43	30.43	32.42
5108	NASDAQ	ARCB	Wed, Jul 29, 2015	30.56	32.35	30.56	32.09
5107	NASDAQ	ARCB	Tue, Jul 28, 2015	29.75	30.74	29.43	30.69
5106	NASDAQ	ARCB	Mon, Jul 27, 2015	29.59	29.74	29.39	29.53
5105	NASDAQ	ARCB	Fri, Jul 24, 2015	30.45	30.48	29.77	29.92
5104	NASDAQ	ARCB	Thu, Jul 23, 2015	31.11	31.22	30.15	30.45
5103	NASDAQ	ARCB	Wed, Jul 22, 2015	31.25	31.44	30.70	30.99
5102	NASDAQ	ARCB	Tue, Jul 21, 2015	30.37	31.59	30.37	31.51
5101	NASDAQ	ARCB	Mon, Jul 20, 2015	30.85	30.85	30.25	30.49
5100	NASDAQ	ARCB	Fri, Jul 17, 2015	30.57	31.15	30.51	30.68
5099	NASDAQ	ARCB	Thu, Jul 16, 2015	31.19	31.22	30.62	30.69
5098	NASDAQ	ARCB	Wed, Jul 15, 2015	31.41	31.61	30.84	30.93
5097	NASDAQ	ARCB	Tue, Jul 14, 2015	31.97	32.19	31.31	31.41
5096	NASDAQ	ARCB	Mon, Jul 13, 2015	32.09	32.47	31.79	32.13
5095	NASDAQ	ARCB	Fri, Jul 10, 2015	31.70	32.21	31.37	31.74
5094	NASDAQ	ARCB	Thu, Jul 9, 2015	31.16	31.92	30.66	31.22
5093	NASDAQ	ARCB	Wed, Jul 8, 2015	31.26	31.77	30.46	30.81
5092	NASDAQ	ARCB	Tue, Jul 7, 2015	31.83	31.99	30.90	31.64
5091	NASDAQ	ARCB	Mon, Jul 6, 2015	31.65	32.49	31.14	31.76
5090	NASDAQ	ARCB	Thu, Jul 2, 2015	33.19	33.53	31.43	32.06
5089	NASDAQ	ARCB	Wed, Jul 1, 2015	32.11	33.03	31.73	32.22
5088	NASDAQ	ARCB	Tue, Jun 30, 2015	31.53	32.13	31.31	31.80
5087	NASDAQ	ARCB	Mon, Jun 29, 2015	32.32	32.44	31.21	31.26
5086	NASDAQ	ARCB	Fri, Jun 26, 2015	32.55	32.82	32.10	32.48
5085	NASDAQ	ARCB	Thu, Jun 25, 2015	33.01	33.14	32.17	32.52
5084	NASDAQ	ARCB	Wed, Jun 24, 2015	34.04	34.15	32.43	32.78
5083	NASDAQ	ARCB	Tue, Jun 23, 2015	34.10	34.19	33.60	34.09
5082	NASDAQ	ARCB	Mon, Jun 22, 2015	34.59	34.63	33.96	34.04
5081	NASDAQ	ARCB	Fri, Jun 19, 2015	33.91	34.69	33.78	34.28
5080	NASDAQ	ARCB	Thu, Jun 18, 2015	33.30	34.07	33.29	33.77
5079	NASDAQ	ARCB	Wed, Jun 17, 2015	33.30	33.38	32.92	33.24
5078	NASDAQ	ARCB	Tue, Jun 16, 2015	33.75	34.04	33.19	33.22
5077	NASDAQ	ARCB	Mon, Jun 15, 2015	33.85	34.42	33.47	33.84
5076	NASDAQ	ARCB	Fri, Jun 12, 2015	34.51	34.60	33.97	34.21
5075	NASDAQ	ARCB	Thu, Jun 11, 2015	34.54	34.96	34.34	34.60
5074	NASDAQ	ARCB	Wed, Jun 10, 2015	34.21	34.99	34.08	34.49
5073	NASDAQ	ARCB	Tue, Jun 9, 2015	34.75	34.75	33.74	34.07
5072	NASDAQ	ARCB	Mon, Jun 8, 2015	35.35	35.92	34.55	34.68
5071	NASDAQ	ARCB	Fri, Jun 5, 2015	34.73	35.56	34.01	35.48
5070	NASDAQ	ARCB	Thu, Jun 4, 2015	34.67	35.34	34.55	34.72
5069	NASDAQ	ARCB	Wed, Jun 3, 2015	35.18	35.51	34.22	34.80
5068	NASDAQ	ARCB	Tue, Jun 2, 2015	34.87	35.21	34.55	34.79
5067	NASDAQ	ARCB	Mon, Jun 1, 2015	34.42	34.97	33.68	34.95
5066	NASDAQ	ARCB	Fri, May 29, 2015	34.95	35.49	33.77	34.19
5065	NASDAQ	ARCB	Thu, May 28, 2015	36.24	36.37	35.57	36.10
5064	NASDAQ	ARCB	Wed, May 27, 2015	35.28	36.50	34.76	36.25
5063	NASDAQ	ARCB	Tue, May 26, 2015	35.61	36.73	34.46	35.20
5062	NASDAQ	ARCB	Fri, May 22, 2015	36.52	36.81	35.55	35.71
5061	NASDAQ	ARCB	Thu, May 21, 2015	35.80	36.52	35.54	36.46
5060	NASDAQ	ARCB	Wed, May 20, 2015	36.17	36.43	35.49	35.73
5059	NASDAQ	ARCB	Tue, May 19, 2015	36.46	36.91	36.10	36.23
5058	NASDAQ	ARCB	Mon, May 18, 2015	35.33	36.48	35.04	36.31
5057	NASDAQ	ARCB	Fri, May 15, 2015	35.66	35.82	35.28	35.52
5056	NASDAQ	ARCB	Thu, May 14, 2015	36.35	36.35	35.36	35.72
5055	NASDAQ	ARCB	Wed, May 13, 2015	36.68	36.68	35.92	36.22
5054	NASDAQ	ARCB	Tue, May 12, 2015	36.59	36.67	35.79	36.31
5053	NASDAQ	ARCB	Mon, May 11, 2015	36.57	37.41	36.55	36.70
5052	NASDAQ	ARCB	Fri, May 8, 2015	37.56	38.02	36.51	36.62
5051	NASDAQ	ARCB	Thu, May 7, 2015	35.39	37.37	35.17	37.06
5050	NASDAQ	ARCB	Wed, May 6, 2015	35.17	35.37	34.20	35.29
5049	NASDAQ	ARCB	Tue, May 5, 2015	36.19	36.84	34.51	35.14
5048	NASDAQ	ARCB	Mon, May 4, 2015	36.07	38.09	36.07	36.59
5047	NASDAQ	ARCB	Fri, May 1, 2015	35.77	37.03	35.62	36.75
5046	NASDAQ	ARCB	Thu, Apr 30, 2015	36.98	37.11	35.50	35.70
5045	NASDAQ	ARCB	Wed, Apr 29, 2015	38.12	38.12	36.61	37.23
5044	NASDAQ	ARCB	Tue, Apr 28, 2015	38.11	39.20	37.86	38.24
5043	NASDAQ	ARCB	Mon, Apr 27, 2015	38.82	39.48	37.60	38.25
5042	NASDAQ	ARCB	Fri, Apr 24, 2015	39.55	39.78	38.49	38.75
5041	NASDAQ	ARCB	Thu, Apr 23, 2015	39.26	39.70	38.44	39.37
5040	NASDAQ	ARCB	Wed, Apr 22, 2015	38.86	39.39	38.18	39.25
5039	NASDAQ	ARCB	Tue, Apr 21, 2015	38.80	38.96	38.21	38.73
5038	NASDAQ	ARCB	Mon, Apr 20, 2015	37.27	39.08	37.16	38.77
5037	NASDAQ	ARCB	Fri, Apr 17, 2015	37.34	37.34	36.65	37.16
5036	NASDAQ	ARCB	Thu, Apr 16, 2015	37.28	37.66	36.90	37.66
5035	NASDAQ	ARCB	Wed, Apr 15, 2015	36.74	37.70	35.83	37.35
5034	NASDAQ	ARCB	Tue, Apr 14, 2015	36.40	36.54	36.11	36.47
5033	NASDAQ	ARCB	Mon, Apr 13, 2015	37.34	37.38	36.20	36.43
5032	NASDAQ	ARCB	Fri, Apr 10, 2015	36.33	37.52	36.01	37.14
5031	NASDAQ	ARCB	Thu, Apr 9, 2015	35.79	36.35	35.46	36.34
5030	NASDAQ	ARCB	Wed, Apr 8, 2015	36.16	36.55	35.03	35.78
5029	NASDAQ	ARCB	Tue, Apr 7, 2015	35.43	36.66	35.18	36.24
5028	NASDAQ	ARCB	Mon, Apr 6, 2015	36.84	37.31	35.26	35.62
5027	NASDAQ	ARCB	Thu, Apr 2, 2015	38.11	38.26	36.48	37.07
5026	NASDAQ	ARCB	Wed, Apr 1, 2015	37.89	38.73	37.42	38.26
5025	NASDAQ	ARCB	Tue, Mar 31, 2015	37.61	38.16	37.40	37.89
5024	NASDAQ	ARCB	Mon, Mar 30, 2015	37.83	38.26	37.55	37.95
5023	NASDAQ	ARCB	Fri, Mar 27, 2015	37.66	38.30	37.51	37.72
5022	NASDAQ	ARCB	Thu, Mar 26, 2015	38.06	38.18	36.95	37.80
5021	NASDAQ	ARCB	Wed, Mar 25, 2015	39.31	39.73	38.14	38.26
5020	NASDAQ	ARCB	Tue, Mar 24, 2015	40.01	40.25	39.20	39.40
5019	NASDAQ	ARCB	Mon, Mar 23, 2015	40.66	41.32	40.14	40.20
5018	NASDAQ	ARCB	Fri, Mar 20, 2015	40.74	41.29	40.35	41.09
5017	NASDAQ	ARCB	Thu, Mar 19, 2015	40.34	40.97	40.05	40.47
5016	NASDAQ	ARCB	Wed, Mar 18, 2015	40.37	40.70	39.87	40.40
5015	NASDAQ	ARCB	Tue, Mar 17, 2015	40.74	41.20	40.22	40.52
5014	NASDAQ	ARCB	Mon, Mar 16, 2015	40.93	42.15	40.63	40.80
5013	NASDAQ	ARCB	Fri, Mar 13, 2015	40.41	40.97	39.80	40.85
5012	NASDAQ	ARCB	Thu, Mar 12, 2015	40.16	40.75	39.99	40.42
5011	NASDAQ	ARCB	Wed, Mar 11, 2015	39.32	40.27	39.32	40.04
5010	NASDAQ	ARCB	Tue, Mar 10, 2015	39.94	40.36	39.32	39.44
5009	NASDAQ	ARCB	Mon, Mar 9, 2015	40.03	40.77	40.03	40.56
5008	NASDAQ	ARCB	Fri, Mar 6, 2015	39.82	40.42	39.65	40.05
5007	NASDAQ	ARCB	Thu, Mar 5, 2015	40.14	40.60	39.29	40.03
5006	NASDAQ	ARCB	Wed, Mar 4, 2015	39.97	40.36	39.38	40.03
5005	NASDAQ	ARCB	Tue, Mar 3, 2015	42.55	42.69	39.25	40.37
5004	NASDAQ	ARCB	Mon, Mar 2, 2015	42.18	43.68	42.05	43.46
5003	NASDAQ	ARCB	Fri, Feb 27, 2015	41.76	42.50	41.64	41.88
5002	NASDAQ	ARCB	Thu, Feb 26, 2015	41.84	42.09	40.85	41.83
5001	NASDAQ	ARCB	Wed, Feb 25, 2015	42.38	42.61	41.76	42.04
5000	NASDAQ	ARCB	Tue, Feb 24, 2015	41.16	42.61	41.16	42.54
4999	NASDAQ	ARCB	Mon, Feb 23, 2015	41.12	41.30	40.44	41.27
4998	NASDAQ	ARCB	Fri, Feb 20, 2015	40.86	41.40	40.14	41.38
4997	NASDAQ	ARCB	Thu, Feb 19, 2015	39.71	40.94	39.71	40.83
4996	NASDAQ	ARCB	Wed, Feb 18, 2015	40.07	40.47	39.28	39.78
4995	NASDAQ	ARCB	Tue, Feb 17, 2015	39.91	40.66	39.77	40.19
4994	NASDAQ	ARCB	Fri, Feb 13, 2015	39.20	40.20	38.87	39.76
4993	NASDAQ	ARCB	Thu, Feb 12, 2015	39.00	39.50	38.78	39.21
4992	NASDAQ	ARCB	Wed, Feb 11, 2015	39.03	39.65	38.66	38.68
4991	NASDAQ	ARCB	Tue, Feb 10, 2015	38.40	39.60	38.22	39.04
4990	NASDAQ	ARCB	Mon, Feb 9, 2015	38.08	39.15	37.84	38.11
4989	NASDAQ	ARCB	Fri, Feb 6, 2015	38.96	39.21	37.68	38.39
4988	NASDAQ	ARCB	Thu, Feb 5, 2015	38.99	39.82	37.58	38.70
4987	NASDAQ	ARCB	Wed, Feb 4, 2015	41.40	41.40	38.18	39.08
4986	NASDAQ	ARCB	Tue, Feb 3, 2015	38.56	40.50	38.29	40.48
4985	NASDAQ	ARCB	Mon, Feb 2, 2015	37.56	38.96	37.40	38.74
4984	NASDAQ	ARCB	Fri, Jan 30, 2015	39.36	40.23	37.26	37.26
4983	NASDAQ	ARCB	Thu, Jan 29, 2015	39.61	40.18	38.32	39.80
4982	NASDAQ	ARCB	Wed, Jan 28, 2015	41.48	41.48	39.50	39.62
4981	NASDAQ	ARCB	Tue, Jan 27, 2015	40.53	41.29	39.90	40.96
4980	NASDAQ	ARCB	Mon, Jan 26, 2015	40.96	41.43	40.42	40.91
4979	NASDAQ	ARCB	Fri, Jan 23, 2015	40.48	41.10	40.01	40.81
4978	NASDAQ	ARCB	Thu, Jan 22, 2015	39.71	40.68	39.68	40.63
4977	NASDAQ	ARCB	Wed, Jan 21, 2015	39.51	40.50	39.05	39.49
4976	NASDAQ	ARCB	Tue, Jan 20, 2015	41.81	42.09	39.02	39.81
4975	NASDAQ	ARCB	Fri, Jan 16, 2015	40.55	42.11	40.42	41.99
4974	NASDAQ	ARCB	Thu, Jan 15, 2015	40.28	40.95	40.22	40.70
4973	NASDAQ	ARCB	Wed, Jan 14, 2015	41.08	41.52	39.90	40.14
4972	NASDAQ	ARCB	Tue, Jan 13, 2015	42.14	43.45	41.34	41.61
4971	NASDAQ	ARCB	Mon, Jan 12, 2015	41.69	42.14	41.25	41.59
4970	NASDAQ	ARCB	Fri, Jan 9, 2015	43.11	43.67	41.48	41.57
4969	NASDAQ	ARCB	Thu, Jan 8, 2015	42.44	43.77	42.10	43.11
4968	NASDAQ	ARCB	Wed, Jan 7, 2015	43.55	43.72	41.69	42.07
4967	NASDAQ	ARCB	Tue, Jan 6, 2015	45.20	45.32	42.76	43.15
4966	NASDAQ	ARCB	Mon, Jan 5, 2015	45.61	45.64	45.00	45.20
4965	NASDAQ	ARCB	Fri, Jan 2, 2015	46.69	46.75	44.69	45.88
4964	NASDAQ	ARCB	Wed, Dec 31, 2014	46.46	46.98	46.10	46.37
4963	NASDAQ	ARCB	Tue, Dec 30, 2014	46.14	46.84	45.90	46.29
4962	NASDAQ	ARCB	Mon, Dec 29, 2014	47.19	47.44	46.15	46.21
4961	NASDAQ	ARCB	Fri, Dec 26, 2014	46.55	47.52	46.29	47.33
4960	NASDAQ	ARCB	Wed, Dec 24, 2014	46.68	47.27	46.21	46.21
4959	NASDAQ	ARCB	Tue, Dec 23, 2014	45.61	46.42	45.42	46.30
4958	NASDAQ	ARCB	Mon, Dec 22, 2014	44.09	45.42	44.09	45.40
4957	NASDAQ	ARCB	Fri, Dec 19, 2014	44.48	44.86	43.86	44.09
4956	NASDAQ	ARCB	Thu, Dec 18, 2014	44.08	44.88	43.56	44.55
4955	NASDAQ	ARCB	Wed, Dec 17, 2014	43.21	43.39	41.15	43.31
4954	NASDAQ	ARCB	Tue, Dec 16, 2014	43.87	44.55	43.08	43.10
4953	NASDAQ	ARCB	Mon, Dec 15, 2014	44.20	44.60	43.62	44.12
4952	NASDAQ	ARCB	Fri, Dec 12, 2014	43.34	44.35	43.34	44.00
4951	NASDAQ	ARCB	Thu, Dec 11, 2014	43.86	44.74	43.02	43.79
4950	NASDAQ	ARCB	Wed, Dec 10, 2014	44.28	44.60	43.48	43.51
4949	NASDAQ	ARCB	Tue, Dec 9, 2014	43.51	44.54	43.04	44.33
4948	NASDAQ	ARCB	Mon, Dec 8, 2014	44.41	44.85	43.79	44.16
4947	NASDAQ	ARCB	Fri, Dec 5, 2014	44.22	44.94	44.14	44.42
4946	NASDAQ	ARCB	Thu, Dec 4, 2014	43.91	44.83	43.64	44.32
4945	NASDAQ	ARCB	Wed, Dec 3, 2014	43.95	44.68	43.23	43.97
4944	NASDAQ	ARCB	Tue, Dec 2, 2014	42.36	43.82	42.36	43.71
4943	NASDAQ	ARCB	Mon, Dec 1, 2014	43.04	44.31	41.67	42.15
4942	NASDAQ	ARCB	Fri, Nov 28, 2014	43.04	44.32	42.00	43.42
4941	NASDAQ	ARCB	Wed, Nov 26, 2014	43.48	44.03	42.44	42.78
4940	NASDAQ	ARCB	Tue, Nov 25, 2014	43.65	44.66	43.30	43.55
4939	NASDAQ	ARCB	Mon, Nov 24, 2014	43.32	44.26	43.16	43.63
4938	NASDAQ	ARCB	Fri, Nov 21, 2014	43.42	43.50	42.48	43.12
4937	NASDAQ	ARCB	Thu, Nov 20, 2014	41.60	42.89	41.17	42.78
4936	NASDAQ	ARCB	Wed, Nov 19, 2014	42.32	42.74	41.25	41.68
4935	NASDAQ	ARCB	Tue, Nov 18, 2014	42.35	43.28	41.97	42.56
4934	NASDAQ	ARCB	Mon, Nov 17, 2014	42.48	43.00	42.04	42.33
4933	NASDAQ	ARCB	Fri, Nov 14, 2014	42.53	43.13	42.10	42.61
4932	NASDAQ	ARCB	Thu, Nov 13, 2014	43.42	43.42	43.00	42.82
4931	NASDAQ	ARCB	Wed, Nov 12, 2014	43.11	43.82	42.87	43.38
4930	NASDAQ	ARCB	Tue, Nov 11, 2014	43.00	43.38	42.51	43.21
4929	NASDAQ	ARCB	Mon, Nov 10, 2014	42.50	43.14	42.02	43.00
4928	NASDAQ	ARCB	Fri, Nov 7, 2014	42.89	43.32	42.11	42.40
4927	NASDAQ	ARCB	Thu, Nov 6, 2014	41.81	42.95	40.96	42.88
4926	NASDAQ	ARCB	Wed, Nov 5, 2014	41.97	42.35	41.24	41.95
4925	NASDAQ	ARCB	Tue, Nov 4, 2014	41.25	43.71	41.25	41.99
4924	NASDAQ	ARCB	Mon, Nov 3, 2014	43.46	44.00	39.45	41.32
4923	NASDAQ	ARCB	Fri, Oct 31, 2014	39.00	39.12	38.10	38.70
4922	NASDAQ	ARCB	Thu, Oct 30, 2014	38.09	38.39	36.96	37.78
4921	NASDAQ	ARCB	Wed, Oct 29, 2014	38.04	38.72	37.59	38.43
4920	NASDAQ	ARCB	Tue, Oct 28, 2014	37.95	38.60	37.70	37.80
4919	NASDAQ	ARCB	Mon, Oct 27, 2014	36.11	37.66	35.49	37.57
4918	NASDAQ	ARCB	Fri, Oct 24, 2014	35.79	36.10	35.29	35.75
4917	NASDAQ	ARCB	Thu, Oct 23, 2014	35.39	36.30	35.04	35.64
4916	NASDAQ	ARCB	Wed, Oct 22, 2014	36.16	36.18	34.80	34.84
4915	NASDAQ	ARCB	Tue, Oct 21, 2014	34.50	36.13	34.37	35.92
4914	NASDAQ	ARCB	Mon, Oct 20, 2014	33.64	34.22	33.53	34.16
4913	NASDAQ	ARCB	Fri, Oct 17, 2014	32.92	33.91	32.69	33.77
4912	NASDAQ	ARCB	Thu, Oct 16, 2014	31.43	33.11	31.36	32.47
4911	NASDAQ	ARCB	Wed, Oct 15, 2014	30.70	32.21	30.14	32.13
4910	NASDAQ	ARCB	Tue, Oct 14, 2014	30.94	31.86	30.42	31.38
4909	NASDAQ	ARCB	Mon, Oct 13, 2014	32.36	32.82	30.49	30.54
4908	NASDAQ	ARCB	Fri, Oct 10, 2014	33.11	33.34	32.09	32.19
4907	NASDAQ	ARCB	Thu, Oct 9, 2014	35.08	35.78	33.25	33.28
4906	NASDAQ	ARCB	Wed, Oct 8, 2014	34.40	35.28	33.75	35.23
4905	NASDAQ	ARCB	Tue, Oct 7, 2014	35.78	35.87	34.28	34.34
4904	NASDAQ	ARCB	Mon, Oct 6, 2014	35.93	36.37	35.82	36.00
4903	NASDAQ	ARCB	Fri, Oct 3, 2014	35.83	36.48	35.37	35.93
4902	NASDAQ	ARCB	Thu, Oct 2, 2014	35.50	35.82	35.11	35.45
4901	NASDAQ	ARCB	Wed, Oct 1, 2014	37.25	37.49	35.35	35.41
4900	NASDAQ	ARCB	Tue, Sep 30, 2014	37.57	37.99	37.02	37.30
4899	NASDAQ	ARCB	Mon, Sep 29, 2014	37.41	37.82	37.11	37.68
4898	NASDAQ	ARCB	Fri, Sep 26, 2014	37.78	38.95	37.70	37.83
4897	NASDAQ	ARCB	Thu, Sep 25, 2014	37.54	38.05	37.04	37.81
4896	NASDAQ	ARCB	Wed, Sep 24, 2014	37.50	37.98	37.41	37.77
4895	NASDAQ	ARCB	Tue, Sep 23, 2014	37.19	38.02	37.13	37.67
4894	NASDAQ	ARCB	Mon, Sep 22, 2014	37.29	37.49	36.78	37.34
4893	NASDAQ	ARCB	Fri, Sep 19, 2014	38.05	38.54	36.85	37.47
4892	NASDAQ	ARCB	Thu, Sep 18, 2014	37.71	38.30	36.67	37.65
4891	NASDAQ	ARCB	Wed, Sep 17, 2014	35.08	36.52	34.60	35.91
4890	NASDAQ	ARCB	Tue, Sep 16, 2014	34.16	35.14	33.98	34.87
4889	NASDAQ	ARCB	Mon, Sep 15, 2014	33.63	34.50	33.13	34.21
4888	NASDAQ	ARCB	Fri, Sep 12, 2014	35.45	35.83	35.08	35.62
4887	NASDAQ	ARCB	Thu, Sep 11, 2014	34.24	35.62	34.22	35.34
4886	NASDAQ	ARCB	Wed, Sep 10, 2014	35.98	36.26	34.51	34.68
4885	NASDAQ	ARCB	Tue, Sep 9, 2014	36.86	37.26	35.77	35.86
4884	NASDAQ	ARCB	Mon, Sep 8, 2014	36.75	37.28	36.66	36.91
4883	NASDAQ	ARCB	Fri, Sep 5, 2014	36.76	37.28	36.58	36.74
4882	NASDAQ	ARCB	Thu, Sep 4, 2014	37.39	37.70	36.68	36.82
4881	NASDAQ	ARCB	Wed, Sep 3, 2014	37.73	37.73	37.04	37.19
4880	NASDAQ	ARCB	Tue, Sep 2, 2014	35.99	37.44	35.63	37.40
4879	NASDAQ	ARCB	Fri, Aug 29, 2014	36.02	36.24	35.75	35.90
4878	NASDAQ	ARCB	Thu, Aug 28, 2014	36.40	36.52	35.77	35.87
4877	NASDAQ	ARCB	Wed, Aug 27, 2014	37.20	37.28	36.27	36.46
4876	NASDAQ	ARCB	Tue, Aug 26, 2014	37.19	37.50	36.96	37.18
4875	NASDAQ	ARCB	Mon, Aug 25, 2014	37.51	37.54	36.82	37.05
4874	NASDAQ	ARCB	Fri, Aug 22, 2014	36.62	37.27	36.11	37.14
4873	NASDAQ	ARCB	Thu, Aug 21, 2014	36.34	36.90	36.05	36.78
4872	NASDAQ	ARCB	Wed, Aug 20, 2014	36.16	36.52	35.88	36.34
4871	NASDAQ	ARCB	Tue, Aug 19, 2014	35.83	36.89	35.83	36.59
4870	NASDAQ	ARCB	Mon, Aug 18, 2014	35.11	35.95	34.70	35.92
4869	NASDAQ	ARCB	Fri, Aug 15, 2014	34.58	34.99	34.03	34.62
4868	NASDAQ	ARCB	Thu, Aug 14, 2014	34.15	34.45	33.76	34.31
4867	NASDAQ	ARCB	Wed, Aug 13, 2014	34.35	34.58	33.99	34.06
4866	NASDAQ	ARCB	Tue, Aug 12, 2014	34.24	34.25	33.58	34.06
4865	NASDAQ	ARCB	Mon, Aug 11, 2014	33.61	34.62	33.53	33.98
4864	NASDAQ	ARCB	Fri, Aug 8, 2014	33.48	33.55	32.84	33.48
4863	NASDAQ	ARCB	Thu, Aug 7, 2014	33.40	34.04	33.03	33.29
4862	NASDAQ	ARCB	Wed, Aug 6, 2014	32.78	33.35	32.67	32.98
4861	NASDAQ	ARCB	Tue, Aug 5, 2014	33.63	33.92	32.58	32.90
4860	NASDAQ	ARCB	Mon, Aug 4, 2014	34.32	34.41	31.91	33.76
4859	NASDAQ	ARCB	Fri, Aug 1, 2014	32.22	34.36	32.07	33.80
4858	NASDAQ	ARCB	Thu, Jul 31, 2014	40.50	40.50	31.50	31.73
4857	NASDAQ	ARCB	Wed, Jul 30, 2014	41.35	42.37	41.00	42.29
4856	NASDAQ	ARCB	Tue, Jul 29, 2014	41.42	41.67	40.86	40.90
4855	NASDAQ	ARCB	Mon, Jul 28, 2014	42.06	42.19	40.95	41.42
4854	NASDAQ	ARCB	Fri, Jul 25, 2014	42.94	42.94	41.94	42.09
4853	NASDAQ	ARCB	Thu, Jul 24, 2014	43.05	43.58	42.77	43.21
4852	NASDAQ	ARCB	Wed, Jul 23, 2014	42.75	43.35	42.51	42.74
4851	NASDAQ	ARCB	Tue, Jul 22, 2014	42.23	42.66	42.05	42.43
4850	NASDAQ	ARCB	Mon, Jul 21, 2014	41.92	41.94	41.17	41.72
4849	NASDAQ	ARCB	Fri, Jul 18, 2014	41.37	42.70	41.37	42.19
4848	NASDAQ	ARCB	Thu, Jul 17, 2014	41.70	42.34	41.25	41.43
4847	NASDAQ	ARCB	Wed, Jul 16, 2014	42.22	42.78	41.66	41.92
4846	NASDAQ	ARCB	Tue, Jul 15, 2014	41.99	42.55	41.43	42.10
4845	NASDAQ	ARCB	Mon, Jul 14, 2014	42.11	42.80	41.67	42.07
4844	NASDAQ	ARCB	Fri, Jul 11, 2014	42.00	42.36	41.36	41.63
4843	NASDAQ	ARCB	Thu, Jul 10, 2014	41.01	42.25	40.71	41.92
4842	NASDAQ	ARCB	Wed, Jul 9, 2014	41.96	42.44	41.29	41.83
4841	NASDAQ	ARCB	Tue, Jul 8, 2014	43.05	43.45	41.31	41.79
4840	NASDAQ	ARCB	Mon, Jul 7, 2014	43.62	43.84	42.57	43.03
4839	NASDAQ	ARCB	Thu, Jul 3, 2014	43.76	44.41	43.50	43.62
4838	NASDAQ	ARCB	Wed, Jul 2, 2014	44.52	45.07	43.50	43.65
4837	NASDAQ	ARCB	Tue, Jul 1, 2014	43.92	45.19	43.87	44.09
4836	NASDAQ	ARCB	Mon, Jun 30, 2014	42.71	43.79	42.31	43.51
4835	NASDAQ	ARCB	Fri, Jun 27, 2014	42.27	43.35	42.16	42.65
4834	NASDAQ	ARCB	Thu, Jun 26, 2014	42.32	42.88	41.92	42.63
4833	NASDAQ	ARCB	Wed, Jun 25, 2014	41.58	42.48	41.50	42.28
4832	NASDAQ	ARCB	Tue, Jun 24, 2014	42.21	43.18	41.83	41.94
4831	NASDAQ	ARCB	Mon, Jun 23, 2014	43.05	43.08	42.17	42.26
4830	NASDAQ	ARCB	Fri, Jun 20, 2014	42.60	43.19	42.00	43.05
4829	NASDAQ	ARCB	Thu, Jun 19, 2014	42.75	42.98	41.78	42.60
4828	NASDAQ	ARCB	Wed, Jun 18, 2014	42.41	42.79	42.06	42.69
4827	NASDAQ	ARCB	Tue, Jun 17, 2014	42.61	42.85	42.02	42.24
4826	NASDAQ	ARCB	Mon, Jun 16, 2014	42.54	43.14	42.20	42.58
4825	NASDAQ	ARCB	Fri, Jun 13, 2014	43.35	43.58	42.31	42.65
4824	NASDAQ	ARCB	Thu, Jun 12, 2014	43.73	43.77	42.76	43.36
4823	NASDAQ	ARCB	Wed, Jun 11, 2014	44.00	44.08	43.24	43.74
4822	NASDAQ	ARCB	Tue, Jun 10, 2014	45.02	45.15	44.02	44.13
4821	NASDAQ	ARCB	Mon, Jun 9, 2014	44.91	45.68	44.47	45.15
4820	NASDAQ	ARCB	Fri, Jun 6, 2014	44.15	44.97	43.98	44.89
4819	NASDAQ	ARCB	Thu, Jun 5, 2014	42.91	44.49	41.89	44.05
4818	NASDAQ	ARCB	Wed, Jun 4, 2014	41.75	42.65	41.06	42.59
4817	NASDAQ	ARCB	Tue, Jun 3, 2014	42.38	43.06	41.84	42.02
4816	NASDAQ	ARCB	Mon, Jun 2, 2014	43.04	43.04	41.17	42.63
4815	NASDAQ	ARCB	Fri, May 30, 2014	43.78	44.63	42.05	42.77
4814	NASDAQ	ARCB	Thu, May 29, 2014	43.58	43.86	43.00	43.78
4813	NASDAQ	ARCB	Wed, May 28, 2014	43.03	43.74	42.72	43.49
4812	NASDAQ	ARCB	Tue, May 27, 2014	41.58	43.04	41.58	42.91
4811	NASDAQ	ARCB	Fri, May 23, 2014	41.04	41.64	40.81	41.44
4810	NASDAQ	ARCB	Thu, May 22, 2014	41.10	41.50	40.81	40.95
4809	NASDAQ	ARCB	Wed, May 21, 2014	40.49	41.33	40.16	40.80
4808	NASDAQ	ARCB	Tue, May 20, 2014	41.15	41.57	39.67	40.10
4807	NASDAQ	ARCB	Mon, May 19, 2014	40.32	41.28	39.90	41.15
4806	NASDAQ	ARCB	Fri, May 16, 2014	40.30	41.99	39.37	40.40
4805	NASDAQ	ARCB	Thu, May 15, 2014	40.69	40.69	39.59	40.24
4804	NASDAQ	ARCB	Wed, May 14, 2014	41.82	42.34	40.76	41.01
4803	NASDAQ	ARCB	Tue, May 13, 2014	41.59	42.35	41.36	42.01
4802	NASDAQ	ARCB	Mon, May 12, 2014	39.87	41.60	39.87	41.45
4801	NASDAQ	ARCB	Fri, May 9, 2014	40.01	40.46	39.51	39.85
4800	NASDAQ	ARCB	Thu, May 8, 2014	39.26	40.25	39.26	40.16
4799	NASDAQ	ARCB	Wed, May 7, 2014	38.86	39.69	38.73	39.52
4798	NASDAQ	ARCB	Tue, May 6, 2014	38.50	39.83	38.50	39.24
4797	NASDAQ	ARCB	Mon, May 5, 2014	38.79	39.94	38.02	39.79
4796	NASDAQ	ARCB	Fri, May 2, 2014	40.06	40.06	37.81	39.25
4795	NASDAQ	ARCB	Thu, May 1, 2014	39.55	41.99	37.58	40.57
4794	NASDAQ	ARCB	Fri, May 20, 2011	25.05	25.55	24.37	25.35
4793	NASDAQ	ARCB	Thu, May 19, 2011	24.32	25.22	24.06	24.95
4792	NASDAQ	ARCB	Wed, May 18, 2011	23.84	24.27	23.53	24.23
4791	NASDAQ	ARCB	Tue, May 17, 2011	24.06	24.29	23.77	23.87
4790	NASDAQ	ARCB	Mon, May 16, 2011	23.42	24.24	23.37	24.19
4789	NASDAQ	ARCB	Fri, May 13, 2011	24.09	24.12	23.43	23.51
4788	NASDAQ	ARCB	Thu, May 12, 2011	23.69	24.31	23.30	24.06
4787	NASDAQ	ARCB	Wed, May 11, 2011	24.28	24.40	23.66	23.79
4786	NASDAQ	ARCB	Tue, May 10, 2011	24.19	24.44	23.96	24.26
4785	NASDAQ	ARCB	Mon, May 9, 2011	24.26	24.50	23.91	24.12
4784	NASDAQ	ARCB	Fri, May 6, 2011	24.09	24.30	23.72	24.16
4783	NASDAQ	ARCB	Thu, May 5, 2011	23.17	24.13	22.99	23.69
4782	NASDAQ	ARCB	Wed, May 4, 2011	22.34	22.54	22.17	22.42
4781	NASDAQ	ARCB	Tue, May 3, 2011	22.50	22.60	22.00	22.34
4780	NASDAQ	ARCB	Mon, May 2, 2011	23.15	23.20	22.50	22.60
4779	NASDAQ	ARCB	Fri, Apr 29, 2011	23.09	23.27	22.90	23.01
4778	NASDAQ	ARCB	Thu, Apr 28, 2011	22.69	23.21	22.58	23.01
4777	NASDAQ	ARCB	Wed, Apr 27, 2011	22.83	23.01	22.50	22.72
4776	NASDAQ	ARCB	Tue, Apr 26, 2011	23.52	23.63	22.36	22.70
4775	NASDAQ	ARCB	Mon, Apr 25, 2011	23.02	23.88	22.30	23.34
4774	NASDAQ	ARCB	Thu, Apr 21, 2011	25.68	25.72	25.17	25.36
4773	NASDAQ	ARCB	Wed, Apr 20, 2011	25.53	25.65	25.30	25.50
4772	NASDAQ	ARCB	Tue, Apr 19, 2011	25.24	25.64	25.16	25.16
4771	NASDAQ	ARCB	Mon, Apr 18, 2011	25.08	25.34	24.97	25.11
4770	NASDAQ	ARCB	Fri, Apr 15, 2011	25.06	25.50	25.06	25.48
4769	NASDAQ	ARCB	Thu, Apr 14, 2011	24.80	25.30	24.70	25.14
4768	NASDAQ	ARCB	Wed, Apr 13, 2011	25.09	25.28	24.90	25.06
4767	NASDAQ	ARCB	Tue, Apr 12, 2011	24.86	25.27	24.82	24.92
4766	NASDAQ	ARCB	Mon, Apr 11, 2011	25.15	25.35	24.97	25.02
4765	NASDAQ	ARCB	Fri, Apr 8, 2011	26.20	26.20	25.03	25.20
4764	NASDAQ	ARCB	Thu, Apr 7, 2011	26.11	26.42	26.00	26.07
4763	NASDAQ	ARCB	Wed, Apr 6, 2011	26.26	26.33	25.83	26.08
4762	NASDAQ	ARCB	Tue, Apr 5, 2011	26.05	26.30	25.84	26.12
4761	NASDAQ	ARCB	Mon, Apr 4, 2011	26.07	26.16	25.86	26.16
4760	NASDAQ	ARCB	Fri, Apr 1, 2011	26.09	26.33	25.81	25.99
4759	NASDAQ	ARCB	Thu, Mar 31, 2011	25.64	26.15	25.62	25.92
4758	NASDAQ	ARCB	Wed, Mar 30, 2011	25.46	25.91	25.24	25.61
4757	NASDAQ	ARCB	Tue, Mar 29, 2011	24.72	25.05	24.60	24.93
4756	NASDAQ	ARCB	Mon, Mar 28, 2011	24.92	25.05	24.51	24.72
4755	NASDAQ	ARCB	Fri, Mar 25, 2011	25.43	25.59	24.80	24.85
4754	NASDAQ	ARCB	Thu, Mar 24, 2011	25.33	25.74	25.25	25.25
4753	NASDAQ	ARCB	Wed, Mar 23, 2011	24.50	25.25	24.13	25.07
4752	NASDAQ	ARCB	Tue, Mar 22, 2011	25.22	25.42	24.51	24.61
4751	NASDAQ	ARCB	Mon, Mar 21, 2011	24.42	25.44	23.83	25.14
4750	NASDAQ	ARCB	Fri, Mar 18, 2011	24.29	24.29	23.78	24.04
4749	NASDAQ	ARCB	Thu, Mar 17, 2011	24.62	24.73	23.77	23.92
4748	NASDAQ	ARCB	Wed, Mar 16, 2011	23.87	24.79	23.68	23.93
4747	NASDAQ	ARCB	Tue, Mar 15, 2011	23.31	24.03	23.31	23.86
4746	NASDAQ	ARCB	Mon, Mar 14, 2011	24.02	24.20	23.74	24.06
4745	NASDAQ	ARCB	Fri, Mar 11, 2011	24.49	24.84	24.25	24.26
4744	NASDAQ	ARCB	Thu, Mar 10, 2011	24.71	25.34	24.51	24.60
4743	NASDAQ	ARCB	Wed, Mar 9, 2011	24.56	25.15	24.19	25.12
4742	NASDAQ	ARCB	Tue, Mar 8, 2011	23.73	24.60	23.52	24.56
4741	NASDAQ	ARCB	Mon, Mar 7, 2011	23.98	24.02	23.28	23.71
4740	NASDAQ	ARCB	Fri, Mar 4, 2011	24.46	24.46	23.80	23.93
4739	NASDAQ	ARCB	Thu, Mar 3, 2011	23.91	24.68	23.91	24.45
4738	NASDAQ	ARCB	Wed, Mar 2, 2011	23.39	23.86	23.24	23.61
4737	NASDAQ	ARCB	Tue, Mar 1, 2011	23.74	23.83	23.15	23.46
4736	NASDAQ	ARCB	Mon, Feb 28, 2011	23.69	23.80	23.53	23.72
4735	NASDAQ	ARCB	Fri, Feb 25, 2011	23.59	23.62	23.19	23.60
4734	NASDAQ	ARCB	Thu, Feb 24, 2011	24.01	24.04	23.15	23.53
4733	NASDAQ	ARCB	Wed, Feb 23, 2011	24.60	24.68	23.87	23.98
4732	NASDAQ	ARCB	Tue, Feb 22, 2011	25.02	25.17	24.48	24.54
4731	NASDAQ	ARCB	Fri, Feb 18, 2011	25.45	25.64	25.18	25.42
4730	NASDAQ	ARCB	Thu, Feb 17, 2011	25.53	25.62	25.26	25.26
4729	NASDAQ	ARCB	Wed, Feb 16, 2011	25.61	25.91	25.43	25.54
4728	NASDAQ	ARCB	Tue, Feb 15, 2011	24.85	25.56	24.85	25.46
4727	NASDAQ	ARCB	Mon, Feb 14, 2011	24.95	25.18	24.86	24.96
4726	NASDAQ	ARCB	Fri, Feb 11, 2011	24.50	24.95	24.42	24.95
4725	NASDAQ	ARCB	Thu, Feb 10, 2011	24.53	24.87	24.51	24.67
4724	NASDAQ	ARCB	Wed, Feb 9, 2011	24.35	24.88	24.30	24.71
4723	NASDAQ	ARCB	Tue, Feb 8, 2011	24.11	24.38	24.11	24.32
4722	NASDAQ	ARCB	Mon, Feb 7, 2011	24.03	24.38	23.90	24.08
4721	NASDAQ	ARCB	Fri, Feb 4, 2011	25.00	25.28	24.00	24.07
4720	NASDAQ	ARCB	Thu, Feb 3, 2011	24.78	26.12	24.59	25.08
4719	NASDAQ	ARCB	Wed, Feb 2, 2011	26.00	26.11	24.86	24.95
4718	NASDAQ	ARCB	Tue, Feb 1, 2011	25.87	26.54	25.85	26.20
4717	NASDAQ	ARCB	Mon, Jan 31, 2011	25.56	25.82	25.23	25.55
4716	NASDAQ	ARCB	Fri, Jan 28, 2011	26.59	26.75	25.35	25.36
4715	NASDAQ	ARCB	Thu, Jan 27, 2011	26.55	26.92	26.51	26.63
4714	NASDAQ	ARCB	Wed, Jan 26, 2011	26.22	26.96	26.05	26.67
4713	NASDAQ	ARCB	Tue, Jan 25, 2011	25.90	26.42	25.74	26.05
4712	NASDAQ	ARCB	Mon, Jan 24, 2011	25.55	26.08	25.28	26.02
4711	NASDAQ	ARCB	Fri, Jan 21, 2011	26.26	26.28	25.50	25.55
4710	NASDAQ	ARCB	Thu, Jan 20, 2011	25.76	26.11	25.64	26.10
4709	NASDAQ	ARCB	Wed, Jan 19, 2011	26.38	26.63	25.88	25.96
4708	NASDAQ	ARCB	Tue, Jan 18, 2011	25.98	26.56	25.98	26.31
4707	NASDAQ	ARCB	Fri, Jan 14, 2011	25.45	26.24	25.35	26.16
4706	NASDAQ	ARCB	Thu, Jan 13, 2011	25.90	26.17	25.45	25.79
4705	NASDAQ	ARCB	Wed, Jan 12, 2011	25.66	26.63	25.52	26.00
4704	NASDAQ	ARCB	Tue, Jan 11, 2011	25.73	26.46	25.26	25.33
4703	NASDAQ	ARCB	Mon, Jan 10, 2011	26.53	26.91	26.05	26.39
4702	NASDAQ	ARCB	Fri, Jan 7, 2011	26.80	26.99	26.12	26.79
4701	NASDAQ	ARCB	Thu, Jan 6, 2011	26.87	27.11	26.31	26.63
4700	NASDAQ	ARCB	Wed, Jan 5, 2011	27.33	27.36	26.67	26.84
4699	NASDAQ	ARCB	Tue, Jan 4, 2011	28.13	28.13	26.91	27.36
4698	NASDAQ	ARCB	Mon, Jan 3, 2011	27.91	28.53	27.57	27.93
4697	NASDAQ	ARCB	Fri, Dec 31, 2010	27.36	27.69	27.25	27.42
4696	NASDAQ	ARCB	Thu, Dec 30, 2010	27.11	27.75	27.06	27.44
4695	NASDAQ	ARCB	Wed, Dec 29, 2010	27.01	27.50	26.98	27.07
4694	NASDAQ	ARCB	Tue, Dec 28, 2010	27.17	27.40	26.78	26.88
4693	NASDAQ	ARCB	Mon, Dec 27, 2010	26.75	27.12	26.74	27.01
4692	NASDAQ	ARCB	Thu, Dec 23, 2010	27.25	27.40	26.85	26.97
4691	NASDAQ	ARCB	Wed, Dec 22, 2010	27.17	27.63	27.05	27.27
4690	NASDAQ	ARCB	Tue, Dec 21, 2010	26.54	27.25	26.54	27.04
4689	NASDAQ	ARCB	Mon, Dec 20, 2010	26.30	26.97	26.23	26.27
4688	NASDAQ	ARCB	Fri, Dec 17, 2010	28.00	28.00	25.72	26.10
4687	NASDAQ	ARCB	Thu, Dec 16, 2010	28.10	29.08	27.25	28.28
4686	NASDAQ	ARCB	Wed, Dec 15, 2010	28.26	28.50	28.03	28.09
4685	NASDAQ	ARCB	Tue, Dec 14, 2010	28.15	28.39	27.95	28.22
4684	NASDAQ	ARCB	Mon, Dec 13, 2010	28.70	28.72	27.74	27.97
4683	NASDAQ	ARCB	Fri, Dec 10, 2010	28.29	28.87	28.11	28.65
4682	NASDAQ	ARCB	Thu, Dec 9, 2010	28.49	28.53	28.00	28.19
4681	NASDAQ	ARCB	Wed, Dec 8, 2010	28.34	28.69	28.19	28.20
4680	NASDAQ	ARCB	Tue, Dec 7, 2010	28.44	28.70	28.05	28.17
4679	NASDAQ	ARCB	Mon, Dec 6, 2010	28.28	28.39	27.72	28.18
4678	NASDAQ	ARCB	Fri, Dec 3, 2010	27.51	28.49	27.11	28.46
4677	NASDAQ	ARCB	Thu, Dec 2, 2010	25.26	27.76	25.25	27.56
4676	NASDAQ	ARCB	Wed, Dec 1, 2010	25.11	25.48	24.76	25.25
4675	NASDAQ	ARCB	Tue, Nov 30, 2010	24.65	24.89	24.42	24.64
4674	NASDAQ	ARCB	Mon, Nov 29, 2010	24.54	25.14	24.19	25.03
4673	NASDAQ	ARCB	Fri, Nov 26, 2010	24.96	25.13	24.71	24.74
4672	NASDAQ	ARCB	Wed, Nov 24, 2010	24.28	25.24	24.28	25.20
4671	NASDAQ	ARCB	Tue, Nov 23, 2010	24.44	24.56	24.00	24.01
4670	NASDAQ	ARCB	Mon, Nov 22, 2010	24.48	24.99	24.32	24.77
4669	NASDAQ	ARCB	Fri, Nov 19, 2010	24.31	24.69	24.02	24.63
4668	NASDAQ	ARCB	Thu, Nov 18, 2010	24.50	25.12	24.27	24.32
4667	NASDAQ	ARCB	Wed, Nov 17, 2010	23.78	24.26	23.52	24.15
4666	NASDAQ	ARCB	Tue, Nov 16, 2010	24.04	24.34	23.47	23.72
4665	NASDAQ	ARCB	Mon, Nov 15, 2010	24.38	24.73	24.22	24.26
4664	NASDAQ	ARCB	Fri, Nov 12, 2010	24.39	24.50	24.04	24.22
4663	NASDAQ	ARCB	Thu, Nov 11, 2010	24.35	24.75	24.25	24.68
4662	NASDAQ	ARCB	Wed, Nov 10, 2010	24.68	24.76	24.45	24.64
4661	NASDAQ	ARCB	Tue, Nov 9, 2010	24.96	25.30	24.52	24.64
4660	NASDAQ	ARCB	Mon, Nov 8, 2010	25.33	25.62	24.69	25.01
4659	NASDAQ	ARCB	Fri, Nov 5, 2010	25.98	26.27	25.41	25.50
4658	NASDAQ	ARCB	Thu, Nov 4, 2010	26.65	26.68	25.39	25.88
4657	NASDAQ	ARCB	Wed, Nov 3, 2010	26.00	26.99	25.60	25.98
4656	NASDAQ	ARCB	Tue, Nov 2, 2010	26.59	26.82	26.17	26.50
4655	NASDAQ	ARCB	Mon, Nov 1, 2010	25.51	26.39	25.46	26.27
4654	NASDAQ	ARCB	Fri, Oct 29, 2010	25.15	25.45	24.95	25.33
4653	NASDAQ	ARCB	Thu, Oct 28, 2010	25.59	26.24	24.83	25.26
4652	NASDAQ	ARCB	Wed, Oct 27, 2010	25.33	25.54	24.94	25.37
4651	NASDAQ	ARCB	Tue, Oct 26, 2010	25.58	26.00	25.41	25.59
4650	NASDAQ	ARCB	Mon, Oct 25, 2010	25.62	25.96	25.53	25.72
4649	NASDAQ	ARCB	Fri, Oct 22, 2010	25.63	25.89	25.43	25.48
4648	NASDAQ	ARCB	Thu, Oct 21, 2010	25.75	25.88	25.15	25.49
4647	NASDAQ	ARCB	Wed, Oct 20, 2010	24.95	25.85	24.80	25.59
4646	NASDAQ	ARCB	Tue, Oct 19, 2010	25.09	25.41	24.66	24.80
4645	NASDAQ	ARCB	Mon, Oct 18, 2010	24.45	25.39	24.00	25.37
4644	NASDAQ	ARCB	Fri, Oct 15, 2010	25.37	25.37	24.28	24.51
4643	NASDAQ	ARCB	Thu, Oct 14, 2010	25.04	25.19	24.73	24.99
4642	NASDAQ	ARCB	Wed, Oct 13, 2010	24.46	25.41	24.41	25.17
4641	NASDAQ	ARCB	Tue, Oct 12, 2010	23.95	24.50	23.50	24.25
4640	NASDAQ	ARCB	Mon, Oct 11, 2010	23.96	24.25	23.91	24.08
4639	NASDAQ	ARCB	Fri, Oct 8, 2010	24.09	24.30	23.69	24.05
4638	NASDAQ	ARCB	Thu, Oct 7, 2010	24.42	24.54	24.00	24.05
4637	NASDAQ	ARCB	Wed, Oct 6, 2010	24.33	24.50	24.05	24.18
4636	NASDAQ	ARCB	Tue, Oct 5, 2010	23.74	24.58	23.67	24.31
4635	NASDAQ	ARCB	Mon, Oct 4, 2010	23.63	23.95	23.26	23.40
4634	NASDAQ	ARCB	Fri, Oct 1, 2010	24.47	24.63	23.65	23.75
4633	NASDAQ	ARCB	Thu, Sep 30, 2010	24.42	25.00	23.90	24.23
4632	NASDAQ	ARCB	Wed, Sep 29, 2010	23.94	24.41	23.60	24.28
4631	NASDAQ	ARCB	Tue, Sep 28, 2010	24.37	24.73	23.68	24.13
4630	NASDAQ	ARCB	Mon, Sep 27, 2010	24.11	25.23	23.74	24.20
4629	NASDAQ	ARCB	Fri, Sep 24, 2010	23.20	24.11	23.08	23.82
4628	NASDAQ	ARCB	Thu, Sep 23, 2010	23.39	23.73	22.80	22.87
4627	NASDAQ	ARCB	Wed, Sep 22, 2010	23.85	24.48	23.42	23.62
4626	NASDAQ	ARCB	Tue, Sep 21, 2010	24.41	25.01	23.81	24.01
4625	NASDAQ	ARCB	Mon, Sep 20, 2010	23.66	24.53	23.45	24.36
4624	NASDAQ	ARCB	Fri, Sep 17, 2010	24.77	24.86	23.33	23.60
4623	NASDAQ	ARCB	Thu, Sep 16, 2010	23.85	25.40	23.84	24.37
4622	NASDAQ	ARCB	Wed, Sep 15, 2010	23.21	23.95	22.84	23.74
4621	NASDAQ	ARCB	Tue, Sep 14, 2010	23.35	23.46	23.02	23.37
4620	NASDAQ	ARCB	Mon, Sep 13, 2010	22.54	23.47	22.54	23.35
4619	NASDAQ	ARCB	Fri, Sep 10, 2010	22.79	22.86	22.15	22.22
4618	NASDAQ	ARCB	Thu, Sep 9, 2010	23.03	23.24	22.53	22.78
4617	NASDAQ	ARCB	Wed, Sep 8, 2010	22.26	23.26	21.87	22.75
4616	NASDAQ	ARCB	Tue, Sep 7, 2010	22.31	22.65	21.60	22.13
4615	NASDAQ	ARCB	Fri, Sep 3, 2010	22.26	22.64	21.28	21.67
4614	NASDAQ	ARCB	Thu, Sep 2, 2010	21.26	22.00	21.20	21.94
4613	NASDAQ	ARCB	Wed, Sep 1, 2010	20.94	21.26	20.55	21.25
4612	NASDAQ	ARCB	Tue, Aug 31, 2010	20.56	20.89	20.41	20.59
4611	NASDAQ	ARCB	Mon, Aug 30, 2010	21.30	21.36	20.51	20.55
4610	NASDAQ	ARCB	Fri, Aug 27, 2010	20.87	21.34	20.42	21.29
4609	NASDAQ	ARCB	Thu, Aug 26, 2010	20.47	20.83	20.24	20.58
4608	NASDAQ	ARCB	Wed, Aug 25, 2010	19.54	20.47	19.41	20.33
4607	NASDAQ	ARCB	Tue, Aug 24, 2010	19.39	19.99	19.01	19.62
4606	NASDAQ	ARCB	Mon, Aug 23, 2010	20.00	20.31	19.59	19.62
4605	NASDAQ	ARCB	Fri, Aug 20, 2010	19.48	19.97	19.20	19.87
4604	NASDAQ	ARCB	Thu, Aug 19, 2010	20.25	20.43	19.50	19.50
4603	NASDAQ	ARCB	Wed, Aug 18, 2010	20.18	20.86	19.84	20.36
4602	NASDAQ	ARCB	Tue, Aug 17, 2010	20.00	20.44	19.98	20.23
4601	NASDAQ	ARCB	Mon, Aug 16, 2010	19.58	20.00	19.33	19.74
4600	NASDAQ	ARCB	Fri, Aug 13, 2010	20.31	20.78	19.70	19.71
4599	NASDAQ	ARCB	Thu, Aug 12, 2010	19.75	20.49	19.51	20.44
4598	NASDAQ	ARCB	Wed, Aug 11, 2010	20.76	20.76	19.99	20.09
4597	NASDAQ	ARCB	Tue, Aug 10, 2010	21.59	21.89	20.83	21.22
4596	NASDAQ	ARCB	Mon, Aug 9, 2010	21.70	21.96	21.45	21.92
4595	NASDAQ	ARCB	Fri, Aug 6, 2010	21.84	22.15	21.20	21.50
4594	NASDAQ	ARCB	Thu, Aug 5, 2010	22.61	22.66	22.00	22.16
4593	NASDAQ	ARCB	Wed, Aug 4, 2010	22.41	23.31	22.32	22.94
4592	NASDAQ	ARCB	Tue, Aug 3, 2010	23.11	23.11	22.25	22.41
4591	NASDAQ	ARCB	Mon, Aug 2, 2010	22.92	23.58	22.92	23.16
4590	NASDAQ	ARCB	Fri, Jul 30, 2010	22.24	22.82	22.03	22.57
4589	NASDAQ	ARCB	Thu, Jul 29, 2010	22.85	22.95	22.25	22.55
4588	NASDAQ	ARCB	Wed, Jul 28, 2010	23.28	23.55	22.49	22.56
4587	NASDAQ	ARCB	Tue, Jul 27, 2010	23.61	23.88	23.05	23.29
4586	NASDAQ	ARCB	Mon, Jul 26, 2010	22.77	23.70	22.62	23.50
4585	NASDAQ	ARCB	Fri, Jul 23, 2010	21.68	22.83	21.60	22.77
4584	NASDAQ	ARCB	Thu, Jul 22, 2010	21.24	21.78	20.87	21.75
4583	NASDAQ	ARCB	Wed, Jul 21, 2010	21.05	21.88	20.57	20.89
4582	NASDAQ	ARCB	Tue, Jul 20, 2010	20.56	21.65	20.38	21.39
4581	NASDAQ	ARCB	Mon, Jul 19, 2010	20.85	21.10	20.27	20.89
4580	NASDAQ	ARCB	Fri, Jul 16, 2010	21.55	22.08	20.80	20.88
4579	NASDAQ	ARCB	Thu, Jul 15, 2010	22.34	22.34	21.41	21.75
4578	NASDAQ	ARCB	Wed, Jul 14, 2010	22.34	22.66	22.04	22.40
4577	NASDAQ	ARCB	Tue, Jul 13, 2010	21.85	22.49	21.77	22.44
4576	NASDAQ	ARCB	Mon, Jul 12, 2010	21.39	22.22	21.32	21.67
4575	NASDAQ	ARCB	Fri, Jul 9, 2010	21.15	21.59	20.79	21.53
4574	NASDAQ	ARCB	Thu, Jul 8, 2010	20.57	21.35	20.57	21.15
4573	NASDAQ	ARCB	Wed, Jul 7, 2010	19.04	20.48	18.99	20.41
4572	NASDAQ	ARCB	Tue, Jul 6, 2010	19.66	20.15	18.84	18.97
4571	NASDAQ	ARCB	Fri, Jul 2, 2010	20.24	20.24	19.28	19.38
4570	NASDAQ	ARCB	Thu, Jul 1, 2010	20.85	21.00	19.70	20.16
4569	NASDAQ	ARCB	Wed, Jun 30, 2010	20.66	21.13	20.57	20.75
4568	NASDAQ	ARCB	Tue, Jun 29, 2010	20.82	20.95	20.26	20.62
4567	NASDAQ	ARCB	Mon, Jun 28, 2010	20.57	21.36	20.57	21.21
4566	NASDAQ	ARCB	Fri, Jun 25, 2010	20.09	20.52	19.83	20.48
4565	NASDAQ	ARCB	Thu, Jun 24, 2010	20.37	20.47	20.02	20.10
4564	NASDAQ	ARCB	Wed, Jun 23, 2010	19.87	20.80	19.87	20.49
4563	NASDAQ	ARCB	Tue, Jun 22, 2010	21.20	21.26	19.78	19.85
4562	NASDAQ	ARCB	Mon, Jun 21, 2010	22.08	22.12	21.07	21.23
4561	NASDAQ	ARCB	Fri, Jun 18, 2010	21.50	21.84	21.29	21.69
4560	NASDAQ	ARCB	Thu, Jun 17, 2010	21.88	21.89	21.04	21.46
4559	NASDAQ	ARCB	Wed, Jun 16, 2010	21.86	22.20	21.59	21.74
4558	NASDAQ	ARCB	Tue, Jun 15, 2010	22.35	22.36	21.39	21.99
4557	NASDAQ	ARCB	Mon, Jun 14, 2010	22.50	22.68	22.14	22.24
4556	NASDAQ	ARCB	Fri, Jun 11, 2010	21.99	22.66	21.80	22.30
4555	NASDAQ	ARCB	Thu, Jun 10, 2010	21.15	22.09	21.07	22.05
4554	NASDAQ	ARCB	Wed, Jun 9, 2010	21.18	21.71	20.76	20.86
4553	NASDAQ	ARCB	Tue, Jun 8, 2010	20.97	21.15	20.55	21.02
4552	NASDAQ	ARCB	Mon, Jun 7, 2010	22.11	22.44	20.89	20.90
4551	NASDAQ	ARCB	Fri, Jun 4, 2010	22.46	22.86	21.96	22.07
4550	NASDAQ	ARCB	Thu, Jun 3, 2010	22.84	23.47	22.71	23.11
4549	NASDAQ	ARCB	Wed, Jun 2, 2010	22.69	23.10	22.26	22.72
4548	NASDAQ	ARCB	Tue, Jun 1, 2010	23.32	23.50	22.65	22.67
4547	NASDAQ	ARCB	Fri, May 28, 2010	23.09	23.54	22.63	23.39
4546	NASDAQ	ARCB	Thu, May 27, 2010	22.03	23.17	22.03	23.09
4545	NASDAQ	ARCB	Wed, May 26, 2010	22.93	23.44	21.86	22.02
4544	NASDAQ	ARCB	Tue, May 25, 2010	23.67	23.95	20.14	22.26
4543	NASDAQ	ARCB	Mon, May 24, 2010	26.00	26.53	25.69	26.00
4542	NASDAQ	ARCB	Fri, May 21, 2010	25.58	26.22	25.15	26.00
4541	NASDAQ	ARCB	Thu, May 20, 2010	27.21	27.21	25.78	26.03
4540	NASDAQ	ARCB	Wed, May 19, 2010	28.22	28.61	27.26	27.80
4539	NASDAQ	ARCB	Tue, May 18, 2010	28.87	29.08	28.13	28.23
4538	NASDAQ	ARCB	Mon, May 17, 2010	28.47	28.90	27.51	28.40
4537	NASDAQ	ARCB	Fri, May 14, 2010	29.03	29.09	27.90	28.36
4536	NASDAQ	ARCB	Thu, May 13, 2010	29.28	29.50	28.99	29.26
4535	NASDAQ	ARCB	Wed, May 12, 2010	29.34	29.82	29.14	29.50
4534	NASDAQ	ARCB	Tue, May 11, 2010	27.97	29.66	27.92	29.20
4533	NASDAQ	ARCB	Mon, May 10, 2010	28.75	28.75	27.78	28.44
4532	NASDAQ	ARCB	Fri, May 7, 2010	28.15	28.55	26.76	27.13
4531	NASDAQ	ARCB	Thu, May 6, 2010	28.62	28.98	26.44	28.20
4530	NASDAQ	ARCB	Wed, May 5, 2010	28.94	29.27	28.45	28.80
4529	NASDAQ	ARCB	Tue, May 4, 2010	30.35	30.53	29.13	29.31
4528	NASDAQ	ARCB	Mon, May 3, 2010	30.52	31.09	30.44	31.07
4527	NASDAQ	ARCB	Fri, Apr 30, 2010	31.14	32.05	30.46	30.54
4526	NASDAQ	ARCB	Thu, Apr 29, 2010	29.81	31.64	29.67	31.54
4525	NASDAQ	ARCB	Wed, Apr 28, 2010	31.43	31.71	29.43	29.48
4524	NASDAQ	ARCB	Tue, Apr 27, 2010	32.47	33.52	31.27	31.36
4523	NASDAQ	ARCB	Mon, Apr 26, 2010	31.94	32.75	31.79	32.71
4522	NASDAQ	ARCB	Fri, Apr 23, 2010	31.20	32.79	30.64	32.03
4521	NASDAQ	ARCB	Thu, Apr 22, 2010	31.55	32.12	30.92	31.49
4520	NASDAQ	ARCB	Wed, Apr 21, 2010	30.34	31.88	30.21	31.72
4519	NASDAQ	ARCB	Tue, Apr 20, 2010	32.39	32.56	29.78	30.56
4518	NASDAQ	ARCB	Mon, Apr 19, 2010	29.94	31.60	29.94	31.35
4517	NASDAQ	ARCB	Fri, Apr 16, 2010	30.11	30.33	29.41	29.93
4516	NASDAQ	ARCB	Thu, Apr 15, 2010	30.65	31.17	30.01	30.11
4515	NASDAQ	ARCB	Wed, Apr 14, 2010	30.10	30.95	30.10	30.62
4514	NASDAQ	ARCB	Tue, Apr 13, 2010	29.94	30.19	28.99	29.93
4513	NASDAQ	ARCB	Mon, Apr 12, 2010	29.77	30.16	29.38	29.99
4512	NASDAQ	ARCB	Fri, Apr 9, 2010	30.06	30.15	29.68	30.00
4511	NASDAQ	ARCB	Thu, Apr 8, 2010	29.15	30.00	28.86	29.98
4510	NASDAQ	ARCB	Wed, Apr 7, 2010	29.52	29.67	29.00	29.33
4509	NASDAQ	ARCB	Tue, Apr 6, 2010	29.87	30.28	29.71	29.85
4508	NASDAQ	ARCB	Mon, Apr 5, 2010	30.19	30.70	29.82	30.05
4507	NASDAQ	ARCB	Thu, Apr 1, 2010	29.97	30.42	29.88	30.42
4506	NASDAQ	ARCB	Wed, Mar 31, 2010	29.66	30.36	29.35	29.88
4505	NASDAQ	ARCB	Tue, Mar 30, 2010	29.93	30.17	29.41	29.68
4504	NASDAQ	ARCB	Mon, Mar 29, 2010	29.45	30.08	29.25	29.78
4503	NASDAQ	ARCB	Fri, Mar 26, 2010	29.48	29.96	29.07	29.29
4502	NASDAQ	ARCB	Thu, Mar 25, 2010	29.76	30.45	29.28	29.29
4501	NASDAQ	ARCB	Wed, Mar 24, 2010	29.77	30.36	29.48	29.48
4500	NASDAQ	ARCB	Tue, Mar 23, 2010	29.92	30.22	29.52	30.03
4499	NASDAQ	ARCB	Mon, Mar 22, 2010	28.98	29.98	28.67	29.87
4498	NASDAQ	ARCB	Fri, Mar 19, 2010	29.83	29.83	28.95	29.12
4497	NASDAQ	ARCB	Thu, Mar 18, 2010	29.36	29.72	28.98	29.66
4496	NASDAQ	ARCB	Wed, Mar 17, 2010	30.04	30.21	29.34	29.47
4495	NASDAQ	ARCB	Tue, Mar 16, 2010	29.23	30.94	29.20	29.99
4494	NASDAQ	ARCB	Mon, Mar 15, 2010	28.83	29.15	28.31	28.93
4493	NASDAQ	ARCB	Fri, Mar 12, 2010	29.16	29.74	28.38	28.78
4492	NASDAQ	ARCB	Thu, Mar 11, 2010	28.64	29.64	28.64	29.13
4491	NASDAQ	ARCB	Wed, Mar 10, 2010	28.66	29.75	28.63	28.84
4490	NASDAQ	ARCB	Tue, Mar 9, 2010	27.97	28.84	27.83	28.75
4489	NASDAQ	ARCB	Mon, Mar 8, 2010	27.70	28.25	27.70	28.13
4488	NASDAQ	ARCB	Fri, Mar 5, 2010	27.01	28.12	26.92	27.62
4487	NASDAQ	ARCB	Thu, Mar 4, 2010	27.15	27.21	26.44	26.91
4486	NASDAQ	ARCB	Wed, Mar 3, 2010	26.73	27.37	26.60	27.02
4485	NASDAQ	ARCB	Tue, Mar 2, 2010	26.80	27.25	26.37	26.75
4484	NASDAQ	ARCB	Mon, Mar 1, 2010	26.44	26.86	26.17	26.80
4483	NASDAQ	ARCB	Fri, Feb 26, 2010	26.00	26.80	25.87	26.24
4482	NASDAQ	ARCB	Thu, Feb 25, 2010	25.31	26.05	25.08	26.05
4481	NASDAQ	ARCB	Wed, Feb 24, 2010	24.70	25.73	24.47	25.64
4480	NASDAQ	ARCB	Tue, Feb 23, 2010	25.30	25.31	24.42	24.55
4479	NASDAQ	ARCB	Mon, Feb 22, 2010	25.21	25.82	25.18	25.35
4478	NASDAQ	ARCB	Fri, Feb 19, 2010	24.76	25.29	24.60	25.10
4477	NASDAQ	ARCB	Thu, Feb 18, 2010	25.33	25.33	24.56	24.76
4476	NASDAQ	ARCB	Wed, Feb 17, 2010	24.93	25.34	24.38	25.28
4475	NASDAQ	ARCB	Tue, Feb 16, 2010	23.38	24.15	23.22	23.62
4474	NASDAQ	ARCB	Fri, Feb 12, 2010	23.05	23.14	22.47	23.14
4473	NASDAQ	ARCB	Thu, Feb 11, 2010	22.60	23.67	22.32	23.22
4472	NASDAQ	ARCB	Wed, Feb 10, 2010	21.88	22.69	21.39	22.63
4471	NASDAQ	ARCB	Tue, Feb 9, 2010	21.96	22.49	21.60	21.99
4470	NASDAQ	ARCB	Mon, Feb 8, 2010	22.47	22.76	21.50	21.60
4469	NASDAQ	ARCB	Fri, Feb 5, 2010	21.73	22.65	21.50	22.29
4468	NASDAQ	ARCB	Thu, Feb 4, 2010	22.30	22.53	21.77	21.79
4467	NASDAQ	ARCB	Wed, Feb 3, 2010	22.41	22.67	22.05	22.51
4466	NASDAQ	ARCB	Tue, Feb 2, 2010	22.45	23.07	22.29	22.50
4465	NASDAQ	ARCB	Mon, Feb 1, 2010	22.58	22.68	21.57	22.51
4464	NASDAQ	ARCB	Fri, Jan 29, 2010	22.78	23.29	22.10	22.54
4463	NASDAQ	ARCB	Thu, Jan 28, 2010	24.13	25.01	23.13	23.53
4462	NASDAQ	ARCB	Wed, Jan 27, 2010	26.06	26.69	25.89	25.96
4461	NASDAQ	ARCB	Tue, Jan 26, 2010	26.14	26.81	26.14	26.15
4460	NASDAQ	ARCB	Mon, Jan 25, 2010	26.49	26.75	26.07	26.31
4459	NASDAQ	ARCB	Fri, Jan 22, 2010	26.35	26.90	25.81	26.29
4458	NASDAQ	ARCB	Thu, Jan 21, 2010	26.86	27.48	26.35	26.44
4457	NASDAQ	ARCB	Wed, Jan 20, 2010	27.28	27.30	26.26	26.95
4456	NASDAQ	ARCB	Tue, Jan 19, 2010	27.90	28.12	27.32	27.42
4455	NASDAQ	ARCB	Fri, Jan 15, 2010	28.64	28.77	27.31	27.91
4454	NASDAQ	ARCB	Thu, Jan 14, 2010	27.99	29.20	27.78	28.78
4453	NASDAQ	ARCB	Wed, Jan 13, 2010	27.67	28.34	27.39	28.13
4452	NASDAQ	ARCB	Tue, Jan 12, 2010	27.82	28.88	27.36	27.98
4451	NASDAQ	ARCB	Mon, Jan 11, 2010	28.27	28.74	27.82	27.96
4450	NASDAQ	ARCB	Fri, Jan 8, 2010	27.64	28.39	27.49	28.20
4449	NASDAQ	ARCB	Thu, Jan 7, 2010	28.30	28.82	27.38	27.81
4448	NASDAQ	ARCB	Wed, Jan 6, 2010	28.33	29.00	28.03	28.21
4447	NASDAQ	ARCB	Tue, Jan 5, 2010	28.46	28.68	27.22	28.42
4446	NASDAQ	ARCB	Mon, Jan 4, 2010	29.43	29.77	28.11	28.53
4445	NASDAQ	ARCB	Thu, Dec 31, 2009	31.00	31.24	29.31	29.43
4444	NASDAQ	ARCB	Wed, Dec 30, 2009	33.00	33.31	32.09	32.82
4443	NASDAQ	ARCB	Tue, Dec 29, 2009	30.96	33.54	30.84	33.39
4442	NASDAQ	ARCB	Mon, Dec 28, 2009	31.45	31.45	30.37	30.77
4441	NASDAQ	ARCB	Thu, Dec 24, 2009	32.15	32.32	30.83	31.49
4440	NASDAQ	ARCB	Wed, Dec 23, 2009	30.99	32.24	30.68	31.64
4439	NASDAQ	ARCB	Tue, Dec 22, 2009	31.66	31.78	30.38	30.90
4438	NASDAQ	ARCB	Mon, Dec 21, 2009	31.34	32.38	31.25	31.66
4437	NASDAQ	ARCB	Fri, Dec 18, 2009	31.30	32.59	30.90	31.23
4436	NASDAQ	ARCB	Thu, Dec 17, 2009	27.89	31.28	27.10	30.84
4435	NASDAQ	ARCB	Wed, Dec 16, 2009	28.42	28.87	27.97	28.15
4434	NASDAQ	ARCB	Tue, Dec 15, 2009	28.47	28.69	27.99	28.16
4433	NASDAQ	ARCB	Mon, Dec 14, 2009	27.99	28.55	27.77	28.49
4432	NASDAQ	ARCB	Fri, Dec 11, 2009	28.10	28.38	27.45	27.74
4431	NASDAQ	ARCB	Thu, Dec 10, 2009	28.44	28.71	27.58	28.00
4430	NASDAQ	ARCB	Wed, Dec 9, 2009	28.65	29.20	27.93	28.42
4429	NASDAQ	ARCB	Tue, Dec 8, 2009	26.83	28.94	26.83	28.71
4428	NASDAQ	ARCB	Mon, Dec 7, 2009	27.23	27.60	27.02	27.09
4427	NASDAQ	ARCB	Fri, Dec 4, 2009	26.92	27.90	26.25	27.37
4426	NASDAQ	ARCB	Thu, Dec 3, 2009	26.73	27.01	26.47	26.53
4425	NASDAQ	ARCB	Wed, Dec 2, 2009	25.54	26.70	25.54	26.61
4424	NASDAQ	ARCB	Tue, Dec 1, 2009	24.69	26.26	24.63	25.54
4423	NASDAQ	ARCB	Mon, Nov 30, 2009	24.16	24.75	23.67	24.62
4422	NASDAQ	ARCB	Fri, Nov 27, 2009	24.22	24.87	24.01	24.12
4421	NASDAQ	ARCB	Wed, Nov 25, 2009	25.11	25.26	24.63	24.97
4420	NASDAQ	ARCB	Tue, Nov 24, 2009	25.38	25.38	24.82	25.07
4419	NASDAQ	ARCB	Mon, Nov 23, 2009	25.15	25.82	24.94	25.36
4418	NASDAQ	ARCB	Fri, Nov 20, 2009	24.42	24.97	24.32	24.87
4417	NASDAQ	ARCB	Thu, Nov 19, 2009	25.64	25.80	24.25	24.56
4416	NASDAQ	ARCB	Wed, Nov 18, 2009	25.54	25.88	25.15	25.77
4415	NASDAQ	ARCB	Tue, Nov 17, 2009	25.76	25.94	25.14	25.46
4414	NASDAQ	ARCB	Mon, Nov 16, 2009	25.32	26.38	25.16	25.93
4413	NASDAQ	ARCB	Fri, Nov 13, 2009	24.70	25.36	24.29	25.20
4412	NASDAQ	ARCB	Thu, Nov 12, 2009	26.06	26.25	24.97	25.12
4411	NASDAQ	ARCB	Wed, Nov 11, 2009	24.70	26.35	24.50	26.19
4410	NASDAQ	ARCB	Tue, Nov 10, 2009	23.85	24.58	23.76	24.49
4409	NASDAQ	ARCB	Mon, Nov 9, 2009	24.30	24.30	23.85	23.91
4408	NASDAQ	ARCB	Fri, Nov 6, 2009	23.64	24.16	23.64	24.02
4407	NASDAQ	ARCB	Thu, Nov 5, 2009	23.54	24.20	23.31	23.90
4406	NASDAQ	ARCB	Wed, Nov 4, 2009	24.60	24.79	23.32	23.40
4405	NASDAQ	ARCB	Tue, Nov 3, 2009	24.29	24.84	24.07	24.55
4404	NASDAQ	ARCB	Mon, Nov 2, 2009	25.85	26.03	24.06	24.40
4403	NASDAQ	ARCB	Fri, Oct 30, 2009	26.35	26.65	25.60	25.82
4402	NASDAQ	ARCB	Thu, Oct 29, 2009	26.04	26.80	25.90	26.62
4401	NASDAQ	ARCB	Wed, Oct 28, 2009	26.78	26.88	25.77	25.85
4400	NASDAQ	ARCB	Tue, Oct 27, 2009	26.82	27.41	26.59	26.74
4399	NASDAQ	ARCB	Mon, Oct 26, 2009	27.26	27.99	26.66	26.87
4398	NASDAQ	ARCB	Fri, Oct 23, 2009	28.14	28.61	27.14	27.25
4397	NASDAQ	ARCB	Thu, Oct 22, 2009	28.71	28.71	27.36	28.04
4396	NASDAQ	ARCB	Wed, Oct 21, 2009	30.34	31.19	28.39	28.52
4395	NASDAQ	ARCB	Tue, Oct 20, 2009	30.23	30.39	29.39	30.00
4394	NASDAQ	ARCB	Mon, Oct 19, 2009	30.09	30.40	29.57	29.97
4393	NASDAQ	ARCB	Fri, Oct 16, 2009	29.95	30.38	29.54	29.90
4392	NASDAQ	ARCB	Thu, Oct 15, 2009	30.22	30.22	29.73	30.08
4391	NASDAQ	ARCB	Wed, Oct 14, 2009	29.79	30.46	29.59	30.34
4390	NASDAQ	ARCB	Tue, Oct 13, 2009	29.85	30.00	29.22	29.43
4389	NASDAQ	ARCB	Mon, Oct 12, 2009	29.00	30.32	29.00	29.89
4388	NASDAQ	ARCB	Fri, Oct 9, 2009	28.96	29.28	28.24	28.92
4387	NASDAQ	ARCB	Thu, Oct 8, 2009	28.61	29.43	28.56	29.06
4386	NASDAQ	ARCB	Wed, Oct 7, 2009	27.94	28.61	27.51	28.56
4385	NASDAQ	ARCB	Tue, Oct 6, 2009	27.46	28.44	27.15	27.96
4384	NASDAQ	ARCB	Mon, Oct 5, 2009	27.32	27.83	26.72	27.35
4383	NASDAQ	ARCB	Fri, Oct 2, 2009	28.51	28.58	27.14	27.34
4382	NASDAQ	ARCB	Thu, Oct 1, 2009	29.60	30.27	28.78	28.85
4381	NASDAQ	ARCB	Wed, Sep 30, 2009	30.13	30.49	28.81	29.94
4380	NASDAQ	ARCB	Tue, Sep 29, 2009	30.49	30.77	29.96	30.16
4379	NASDAQ	ARCB	Mon, Sep 28, 2009	30.15	30.70	30.04	30.37
4378	NASDAQ	ARCB	Fri, Sep 25, 2009	31.05	31.30	29.50	29.96
4377	NASDAQ	ARCB	Thu, Sep 24, 2009	31.30	31.98	30.14	31.05
4376	NASDAQ	ARCB	Wed, Sep 23, 2009	31.92	32.59	31.18	31.38
4375	NASDAQ	ARCB	Tue, Sep 22, 2009	32.58	33.09	31.90	31.94
4374	NASDAQ	ARCB	Mon, Sep 21, 2009	32.56	33.10	31.74	32.27
4373	NASDAQ	ARCB	Fri, Sep 18, 2009	32.95	33.49	32.65	32.86
4372	NASDAQ	ARCB	Thu, Sep 17, 2009	33.49	34.35	32.39	32.85
4371	NASDAQ	ARCB	Wed, Sep 16, 2009	33.68	34.15	32.83	33.44
4370	NASDAQ	ARCB	Tue, Sep 15, 2009	33.81	34.56	33.36	33.48
4369	NASDAQ	ARCB	Mon, Sep 14, 2009	33.86	34.49	33.52	33.95
4368	NASDAQ	ARCB	Fri, Sep 11, 2009	33.82	33.97	33.28	33.97
4367	NASDAQ	ARCB	Thu, Sep 10, 2009	32.50	33.55	32.50	33.55
4366	NASDAQ	ARCB	Wed, Sep 9, 2009	31.84	32.80	31.67	32.66
4365	NASDAQ	ARCB	Tue, Sep 8, 2009	32.77	32.94	31.46	32.09
4364	NASDAQ	ARCB	Fri, Sep 4, 2009	32.05	32.74	31.98	32.61
4363	NASDAQ	ARCB	Thu, Sep 3, 2009	31.77	32.07	31.44	32.03
4362	NASDAQ	ARCB	Wed, Sep 2, 2009	31.60	32.02	31.42	31.63
4361	NASDAQ	ARCB	Tue, Sep 1, 2009	31.61	33.07	31.59	31.78
4360	NASDAQ	ARCB	Mon, Aug 31, 2009	31.41	32.35	31.05	31.90
4359	NASDAQ	ARCB	Fri, Aug 28, 2009	31.85	32.97	31.35	31.61
4358	NASDAQ	ARCB	Thu, Aug 27, 2009	31.81	32.04	30.90	31.68
4357	NASDAQ	ARCB	Wed, Aug 26, 2009	32.00	32.46	31.52	31.68
4356	NASDAQ	ARCB	Tue, Aug 25, 2009	31.25	32.15	31.15	31.81
4355	NASDAQ	ARCB	Mon, Aug 24, 2009	30.98	31.18	30.59	31.07
4354	NASDAQ	ARCB	Fri, Aug 21, 2009	30.42	31.06	29.77	30.87
4353	NASDAQ	ARCB	Thu, Aug 20, 2009	29.89	30.74	29.40	29.98
4352	NASDAQ	ARCB	Wed, Aug 19, 2009	29.12	29.96	28.95	29.87
4351	NASDAQ	ARCB	Tue, Aug 18, 2009	28.15	29.77	28.13	29.63
4350	NASDAQ	ARCB	Mon, Aug 17, 2009	29.00	29.00	27.75	28.05
4349	NASDAQ	ARCB	Fri, Aug 14, 2009	30.00	30.13	29.05	29.58
4348	NASDAQ	ARCB	Thu, Aug 13, 2009	30.17	30.43	29.62	30.11
4347	NASDAQ	ARCB	Wed, Aug 12, 2009	29.15	30.30	28.80	30.07
4346	NASDAQ	ARCB	Tue, Aug 11, 2009	28.65	29.19	28.17	28.92
4345	NASDAQ	ARCB	Mon, Aug 10, 2009	28.47	28.77	28.00	28.21
4344	NASDAQ	ARCB	Fri, Aug 7, 2009	27.45	28.99	27.05	28.79
4343	NASDAQ	ARCB	Thu, Aug 6, 2009	27.26	27.60	26.99	27.00
4342	NASDAQ	ARCB	Wed, Aug 5, 2009	27.93	28.08	27.03	27.18
4341	NASDAQ	ARCB	Tue, Aug 4, 2009	28.31	28.68	27.83	28.05
4340	NASDAQ	ARCB	Mon, Aug 3, 2009	28.68	28.89	27.71	28.64
4339	NASDAQ	ARCB	Fri, Jul 31, 2009	26.08	28.63	25.91	28.48
4338	NASDAQ	ARCB	Thu, Jul 30, 2009	26.25	26.56	25.92	26.26
4337	NASDAQ	ARCB	Wed, Jul 29, 2009	26.73	26.74	25.96	26.25
4336	NASDAQ	ARCB	Tue, Jul 28, 2009	26.90	27.18	26.36	26.98
4335	NASDAQ	ARCB	Mon, Jul 27, 2009	26.23	27.19	26.10	27.17
4334	NASDAQ	ARCB	Fri, Jul 24, 2009	25.25	26.42	24.85	26.36
4333	NASDAQ	ARCB	Thu, Jul 23, 2009	24.35	25.61	24.23	25.51
4332	NASDAQ	ARCB	Wed, Jul 22, 2009	24.90	26.33	24.02	24.44
4331	NASDAQ	ARCB	Tue, Jul 21, 2009	26.66	26.66	24.85	25.66
4330	NASDAQ	ARCB	Mon, Jul 20, 2009	25.90	26.51	25.75	26.39
4329	NASDAQ	ARCB	Fri, Jul 17, 2009	26.65	26.81	25.64	25.83
4328	NASDAQ	ARCB	Thu, Jul 16, 2009	26.10	26.87	26.09	26.58
4327	NASDAQ	ARCB	Wed, Jul 15, 2009	27.28	27.51	26.00	26.28
4326	NASDAQ	ARCB	Tue, Jul 14, 2009	28.35	28.50	27.11	27.25
4325	NASDAQ	ARCB	Mon, Jul 13, 2009	28.18	28.31	26.88	28.27
4324	NASDAQ	ARCB	Fri, Jul 10, 2009	27.04	28.29	27.01	28.15
4323	NASDAQ	ARCB	Thu, Jul 9, 2009	28.24	28.76	27.12	27.14
4322	NASDAQ	ARCB	Wed, Jul 8, 2009	28.13	28.14	26.71	27.97
4321	NASDAQ	ARCB	Tue, Jul 7, 2009	26.71	28.15	26.38	27.71
4320	NASDAQ	ARCB	Mon, Jul 6, 2009	26.62	27.36	25.80	26.57
4319	NASDAQ	ARCB	Thu, Jul 2, 2009	27.36	27.83	27.07	27.12
4318	NASDAQ	ARCB	Wed, Jul 1, 2009	26.63	28.19	26.55	27.83
4317	NASDAQ	ARCB	Tue, Jun 30, 2009	26.69	26.86	25.70	26.35
4316	NASDAQ	ARCB	Mon, Jun 29, 2009	28.19	28.19	26.21	26.59
4315	NASDAQ	ARCB	Fri, Jun 26, 2009	27.87	28.34	27.53	28.19
4314	NASDAQ	ARCB	Thu, Jun 25, 2009	26.97	28.19	26.62	28.12
4313	NASDAQ	ARCB	Wed, Jun 24, 2009	27.53	28.21	26.98	27.18
4312	NASDAQ	ARCB	Tue, Jun 23, 2009	28.22	28.43	27.03	27.15
4311	NASDAQ	ARCB	Mon, Jun 22, 2009	29.84	29.84	28.17	28.20
4310	NASDAQ	ARCB	Fri, Jun 19, 2009	30.79	30.83	29.80	30.15
4309	NASDAQ	ARCB	Thu, Jun 18, 2009	29.06	31.56	27.81	30.21
4308	NASDAQ	ARCB	Wed, Jun 17, 2009	28.81	29.59	28.36	29.13
4307	NASDAQ	ARCB	Tue, Jun 16, 2009	29.17	29.96	28.67	28.94
4306	NASDAQ	ARCB	Mon, Jun 15, 2009	28.84	29.45	28.11	28.65
4305	NASDAQ	ARCB	Fri, Jun 12, 2009	28.98	29.45	27.78	28.51
4304	NASDAQ	ARCB	Thu, Jun 11, 2009	29.55	30.16	28.90	29.07
4303	NASDAQ	ARCB	Wed, Jun 10, 2009	30.67	30.90	28.95	29.64
4302	NASDAQ	ARCB	Tue, Jun 9, 2009	28.78	30.83	28.42	30.67
4301	NASDAQ	ARCB	Mon, Jun 8, 2009	29.00	29.00	28.05	28.72
4300	NASDAQ	ARCB	Fri, Jun 5, 2009	29.77	30.00	28.82	29.01
4299	NASDAQ	ARCB	Thu, Jun 4, 2009	29.66	29.66	28.79	29.53
4298	NASDAQ	ARCB	Wed, Jun 3, 2009	29.60	29.85	29.06	29.58
4297	NASDAQ	ARCB	Tue, Jun 2, 2009	30.14	31.16	29.91	30.14
4296	NASDAQ	ARCB	Mon, Jun 1, 2009	28.49	31.08	28.38	30.37
4295	NASDAQ	ARCB	Fri, May 29, 2009	27.87	28.20	27.40	28.11
4294	NASDAQ	ARCB	Thu, May 28, 2009	27.95	28.36	26.67	27.70
4293	NASDAQ	ARCB	Wed, May 27, 2009	27.80	28.60	27.54	27.65
4292	NASDAQ	ARCB	Tue, May 26, 2009	26.40	28.24	26.39	28.07
4291	NASDAQ	ARCB	Fri, May 22, 2009	26.72	27.00	26.10	26.57
4290	NASDAQ	ARCB	Thu, May 21, 2009	27.24	27.24	26.19	26.48
4289	NASDAQ	ARCB	Wed, May 20, 2009	27.81	29.00	27.47	27.71
4288	NASDAQ	ARCB	Tue, May 19, 2009	26.69	27.97	26.67	27.57
4287	NASDAQ	ARCB	Mon, May 18, 2009	24.64	25.86	24.44	25.73
4286	NASDAQ	ARCB	Fri, May 15, 2009	22.71	25.47	22.02	24.40
4285	NASDAQ	ARCB	Thu, May 14, 2009	22.42	23.33	21.98	22.79
4284	NASDAQ	ARCB	Wed, May 13, 2009	23.94	24.08	21.71	22.21
4283	NASDAQ	ARCB	Tue, May 12, 2009	25.00	25.00	24.09	24.37
4282	NASDAQ	ARCB	Mon, May 11, 2009	25.31	25.52	24.35	24.76
4281	NASDAQ	ARCB	Fri, May 8, 2009	26.03	26.69	24.98	25.77
4280	NASDAQ	ARCB	Thu, May 7, 2009	26.58	27.38	25.34	25.69
4279	NASDAQ	ARCB	Wed, May 6, 2009	25.72	26.48	24.99	26.38
4278	NASDAQ	ARCB	Tue, May 5, 2009	25.02	26.16	24.77	25.50
4277	NASDAQ	ARCB	Mon, May 4, 2009	23.74	25.38	23.72	25.23
4276	NASDAQ	ARCB	Fri, May 1, 2009	23.11	24.00	22.32	23.31
4275	NASDAQ	ARCB	Thu, Apr 30, 2009	22.71	23.99	22.36	23.08
4274	NASDAQ	ARCB	Wed, Apr 29, 2009	21.47	22.88	21.06	22.55
4273	NASDAQ	ARCB	Tue, Apr 28, 2009	20.45	21.70	20.19	21.21
4272	NASDAQ	ARCB	Mon, Apr 27, 2009	21.58	21.77	20.50	20.73
4271	NASDAQ	ARCB	Fri, Apr 24, 2009	21.32	22.33	20.88	22.03
4270	NASDAQ	ARCB	Thu, Apr 23, 2009	21.86	21.86	20.33	21.16
4269	NASDAQ	ARCB	Wed, Apr 22, 2009	20.32	22.70	20.08	21.89
4268	NASDAQ	ARCB	Tue, Apr 21, 2009	21.93	22.82	21.30	22.75
4267	NASDAQ	ARCB	Mon, Apr 20, 2009	24.03	24.03	21.84	21.93
4266	NASDAQ	ARCB	Fri, Apr 17, 2009	24.45	24.78	23.80	24.49
4265	NASDAQ	ARCB	Thu, Apr 16, 2009	23.34	24.60	22.47	24.39
4264	NASDAQ	ARCB	Wed, Apr 15, 2009	23.16	23.41	22.52	23.04
4263	NASDAQ	ARCB	Tue, Apr 14, 2009	22.08	24.22	21.63	23.33
4262	NASDAQ	ARCB	Mon, Apr 13, 2009	21.32	22.43	21.01	22.25
4261	NASDAQ	ARCB	Thu, Apr 9, 2009	19.76	21.81	19.75	21.66
4260	NASDAQ	ARCB	Wed, Apr 8, 2009	18.30	19.39	18.21	19.28
4259	NASDAQ	ARCB	Tue, Apr 7, 2009	19.32	19.52	17.98	18.27
4258	NASDAQ	ARCB	Mon, Apr 6, 2009	20.33	20.33	19.08	19.67
4257	NASDAQ	ARCB	Fri, Apr 3, 2009	20.65	20.65	19.53	20.55
4256	NASDAQ	ARCB	Thu, Apr 2, 2009	19.57	21.35	19.57	20.50
4255	NASDAQ	ARCB	Wed, Apr 1, 2009	18.81	19.27	18.27	19.17
4254	NASDAQ	ARCB	Tue, Mar 31, 2009	19.38	19.49	18.56	19.02
4253	NASDAQ	ARCB	Mon, Mar 30, 2009	20.33	20.86	18.43	19.03
4252	NASDAQ	ARCB	Fri, Mar 27, 2009	21.42	21.90	20.57	20.73
4251	NASDAQ	ARCB	Thu, Mar 26, 2009	20.68	21.86	20.62	21.76
4250	NASDAQ	ARCB	Wed, Mar 25, 2009	20.72	21.34	19.90	20.41
4249	NASDAQ	ARCB	Tue, Mar 24, 2009	20.50	20.96	20.10	20.69
4248	NASDAQ	ARCB	Mon, Mar 23, 2009	19.19	20.88	18.91	20.88
4247	NASDAQ	ARCB	Fri, Mar 20, 2009	19.90	19.90	18.39	18.60
4246	NASDAQ	ARCB	Thu, Mar 19, 2009	20.72	20.75	19.66	19.69
4245	NASDAQ	ARCB	Wed, Mar 18, 2009	20.16	20.88	19.77	20.72
4244	NASDAQ	ARCB	Tue, Mar 17, 2009	19.76	20.33	18.99	20.32
4243	NASDAQ	ARCB	Mon, Mar 16, 2009	19.95	20.51	19.29	19.83
4242	NASDAQ	ARCB	Fri, Mar 13, 2009	19.03	19.97	18.97	19.74
4241	NASDAQ	ARCB	Thu, Mar 12, 2009	18.00	19.15	17.45	18.97
4240	NASDAQ	ARCB	Wed, Mar 11, 2009	17.81	18.86	17.65	18.04
4239	NASDAQ	ARCB	Tue, Mar 10, 2009	16.98	17.78	16.77	17.64
4238	NASDAQ	ARCB	Mon, Mar 9, 2009	16.92	17.58	16.54	16.72
4237	NASDAQ	ARCB	Fri, Mar 6, 2009	17.47	17.96	16.85	17.19
4236	NASDAQ	ARCB	Thu, Mar 5, 2009	17.03	17.57	16.86	17.38
4235	NASDAQ	ARCB	Wed, Mar 4, 2009	16.44	17.84	16.27	17.46
4234	NASDAQ	ARCB	Tue, Mar 3, 2009	16.53	16.57	15.87	16.10
4233	NASDAQ	ARCB	Mon, Mar 2, 2009	17.08	17.49	15.84	16.34
4232	NASDAQ	ARCB	Fri, Feb 27, 2009	17.59	17.85	17.02	17.42
4231	NASDAQ	ARCB	Thu, Feb 26, 2009	18.95	19.26	17.72	17.82
4230	NASDAQ	ARCB	Wed, Feb 25, 2009	19.22	19.43	18.37	18.77
4229	NASDAQ	ARCB	Tue, Feb 24, 2009	19.74	20.50	19.58	20.32
4228	NASDAQ	ARCB	Mon, Feb 23, 2009	20.55	20.85	19.50	19.51
4227	NASDAQ	ARCB	Fri, Feb 20, 2009	20.34	20.96	20.12	20.31
4226	NASDAQ	ARCB	Thu, Feb 19, 2009	21.13	21.97	20.60	20.75
4225	NASDAQ	ARCB	Wed, Feb 18, 2009	21.69	21.69	20.70	20.96
4224	NASDAQ	ARCB	Tue, Feb 17, 2009	22.14	22.47	21.40	21.57
4223	NASDAQ	ARCB	Fri, Feb 13, 2009	23.23	23.23	22.62	22.86
4222	NASDAQ	ARCB	Thu, Feb 12, 2009	22.97	23.46	22.50	23.34
4221	NASDAQ	ARCB	Wed, Feb 11, 2009	24.38	24.68	22.93	23.18
4220	NASDAQ	ARCB	Tue, Feb 10, 2009	25.24	25.85	23.98	24.28
4219	NASDAQ	ARCB	Mon, Feb 9, 2009	25.93	26.35	25.08	25.33
4218	NASDAQ	ARCB	Fri, Feb 6, 2009	24.95	26.90	24.95	26.12
4217	NASDAQ	ARCB	Thu, Feb 5, 2009	23.91	25.43	23.33	25.05
4216	NASDAQ	ARCB	Wed, Feb 4, 2009	24.66	25.20	23.90	23.90
4215	NASDAQ	ARCB	Tue, Feb 3, 2009	23.20	25.15	22.91	24.73
4214	NASDAQ	ARCB	Mon, Feb 2, 2009	23.00	23.64	22.65	23.09
4213	NASDAQ	ARCB	Fri, Jan 30, 2009	23.54	24.62	23.03	23.39
4212	NASDAQ	ARCB	Thu, Jan 29, 2009	21.62	24.63	20.69	23.84
4211	NASDAQ	ARCB	Wed, Jan 28, 2009	23.65	24.93	23.65	23.89
4210	NASDAQ	ARCB	Tue, Jan 27, 2009	22.65	23.63	22.65	23.32
4209	NASDAQ	ARCB	Mon, Jan 26, 2009	22.81	23.53	22.15	22.55
4208	NASDAQ	ARCB	Fri, Jan 23, 2009	23.20	23.38	22.51	22.81
4207	NASDAQ	ARCB	Thu, Jan 22, 2009	23.43	24.13	23.12	23.48
4206	NASDAQ	ARCB	Wed, Jan 21, 2009	22.90	24.06	22.51	23.87
4205	NASDAQ	ARCB	Tue, Jan 20, 2009	23.62	23.86	22.55	22.64
4204	NASDAQ	ARCB	Fri, Jan 16, 2009	24.39	24.49	22.75	24.03
4203	NASDAQ	ARCB	Thu, Jan 15, 2009	23.92	24.75	22.97	24.32
4202	NASDAQ	ARCB	Wed, Jan 14, 2009	25.08	25.08	23.63	23.88
4201	NASDAQ	ARCB	Tue, Jan 13, 2009	25.01	26.03	24.84	25.47
4200	NASDAQ	ARCB	Mon, Jan 12, 2009	26.58	26.60	25.04	25.26
4199	NASDAQ	ARCB	Fri, Jan 9, 2009	27.15	27.15	25.85	26.39
4198	NASDAQ	ARCB	Thu, Jan 8, 2009	28.50	29.04	27.34	27.82
4197	NASDAQ	ARCB	Wed, Jan 7, 2009	29.28	29.35	28.30	28.51
4196	NASDAQ	ARCB	Tue, Jan 6, 2009	29.98	30.29	29.03	29.70
4195	NASDAQ	ARCB	Mon, Jan 5, 2009	30.95	31.24	29.01	29.66
4194	NASDAQ	ARCB	Fri, Jan 2, 2009	30.56	31.24	29.75	30.62
4193	NASDAQ	ARCB	Wed, Dec 31, 2008	28.98	30.60	28.76	30.11
4192	NASDAQ	ARCB	Tue, Dec 30, 2008	27.99	29.33	27.84	29.03
4191	NASDAQ	ARCB	Mon, Dec 29, 2008	28.21	28.21	27.24	27.67
4190	NASDAQ	ARCB	Fri, Dec 26, 2008	28.04	28.31	27.33	28.24
4189	NASDAQ	ARCB	Wed, Dec 24, 2008	26.92	28.18	26.14	28.03
4188	NASDAQ	ARCB	Tue, Dec 23, 2008	28.36	28.47	25.91	26.79
4187	NASDAQ	ARCB	Mon, Dec 22, 2008	26.68	28.31	26.59	28.26
4186	NASDAQ	ARCB	Fri, Dec 19, 2008	26.57	27.29	25.63	26.64
4185	NASDAQ	ARCB	Thu, Dec 18, 2008	26.70	27.44	25.58	25.98
4184	NASDAQ	ARCB	Wed, Dec 17, 2008	24.26	27.54	24.26	26.97
4183	NASDAQ	ARCB	Tue, Dec 16, 2008	23.42	24.78	23.20	24.69
4182	NASDAQ	ARCB	Mon, Dec 15, 2008	24.08	24.49	22.78	22.95
4181	NASDAQ	ARCB	Fri, Dec 12, 2008	22.22	24.22	22.22	23.91
4180	NASDAQ	ARCB	Thu, Dec 11, 2008	25.02	25.52	22.33	22.76
4179	NASDAQ	ARCB	Wed, Dec 10, 2008	25.39	26.41	24.88	25.28
4178	NASDAQ	ARCB	Tue, Dec 9, 2008	27.07	27.21	24.40	24.98
4177	NASDAQ	ARCB	Mon, Dec 8, 2008	27.59	29.14	26.17	28.58
4176	NASDAQ	ARCB	Fri, Dec 5, 2008	25.80	26.92	24.24	26.80
4175	NASDAQ	ARCB	Thu, Dec 4, 2008	26.54	27.72	25.50	26.06
4174	NASDAQ	ARCB	Wed, Dec 3, 2008	25.47	28.23	25.47	26.97
4173	NASDAQ	ARCB	Tue, Dec 2, 2008	26.25	26.54	25.04	26.20
4172	NASDAQ	ARCB	Mon, Dec 1, 2008	25.75	26.61	25.16	25.64
4171	NASDAQ	ARCB	Fri, Nov 28, 2008	26.07	26.57	25.59	26.55
4170	NASDAQ	ARCB	Wed, Nov 26, 2008	24.50	26.80	24.44	26.56
4169	NASDAQ	ARCB	Tue, Nov 25, 2008	25.22	25.83	24.14	25.15
4168	NASDAQ	ARCB	Mon, Nov 24, 2008	22.89	25.50	22.32	24.97
4167	NASDAQ	ARCB	Fri, Nov 21, 2008	20.99	22.60	20.08	22.58
4166	NASDAQ	ARCB	Thu, Nov 20, 2008	20.22	21.32	19.41	20.60
4165	NASDAQ	ARCB	Wed, Nov 19, 2008	22.61	23.00	20.38	20.52
4164	NASDAQ	ARCB	Tue, Nov 18, 2008	23.88	24.06	22.02	22.60
4163	NASDAQ	ARCB	Mon, Nov 17, 2008	23.75	24.69	23.06	23.83
4162	NASDAQ	ARCB	Fri, Nov 14, 2008	25.51	25.83	23.86	23.93
4161	NASDAQ	ARCB	Thu, Nov 13, 2008	24.14	26.25	23.01	26.00
4160	NASDAQ	ARCB	Wed, Nov 12, 2008	24.55	25.86	23.92	23.99
4159	NASDAQ	ARCB	Tue, Nov 11, 2008	24.78	25.85	24.08	25.16
4158	NASDAQ	ARCB	Mon, Nov 10, 2008	25.79	25.97	24.25	25.05
4157	NASDAQ	ARCB	Fri, Nov 7, 2008	25.52	25.85	24.38	25.05
4156	NASDAQ	ARCB	Thu, Nov 6, 2008	25.86	26.14	25.13	25.18
4155	NASDAQ	ARCB	Wed, Nov 5, 2008	29.07	30.00	26.12	26.33
4154	NASDAQ	ARCB	Tue, Nov 4, 2008	28.99	30.15	28.27	29.65
4153	NASDAQ	ARCB	Mon, Nov 3, 2008	29.00	29.92	28.31	29.03
4152	NASDAQ	ARCB	Fri, Oct 31, 2008	27.57	29.50	27.20	29.19
4151	NASDAQ	ARCB	Thu, Oct 30, 2008	27.97	29.09	27.27	27.77
4150	NASDAQ	ARCB	Wed, Oct 29, 2008	27.24	28.72	26.04	27.47
4149	NASDAQ	ARCB	Tue, Oct 28, 2008	27.13	27.22	24.37	26.98
4148	NASDAQ	ARCB	Mon, Oct 27, 2008	24.97	27.82	24.66	26.59
4147	NASDAQ	ARCB	Fri, Oct 24, 2008	26.14	27.41	24.89	25.53
4146	NASDAQ	ARCB	Thu, Oct 23, 2008	28.29	28.90	26.31	27.19
4145	NASDAQ	ARCB	Wed, Oct 22, 2008	28.99	29.95	26.87	28.11
4144	NASDAQ	ARCB	Tue, Oct 21, 2008	29.95	30.23	28.98	29.41
4143	NASDAQ	ARCB	Mon, Oct 20, 2008	29.38	30.94	29.10	30.24
4142	NASDAQ	ARCB	Fri, Oct 17, 2008	29.20	31.42	28.19	29.38
4141	NASDAQ	ARCB	Thu, Oct 16, 2008	27.10	30.78	26.75	30.36
4140	NASDAQ	ARCB	Wed, Oct 15, 2008	29.09	29.13	26.64	26.77
4139	NASDAQ	ARCB	Tue, Oct 14, 2008	32.00	33.00	28.80	29.77
4138	NASDAQ	ARCB	Mon, Oct 13, 2008	31.09	33.90	30.48	31.48
4137	NASDAQ	ARCB	Fri, Oct 10, 2008	26.96	30.64	26.25	30.64
4136	NASDAQ	ARCB	Thu, Oct 9, 2008	30.66	31.59	27.46	28.23
4135	NASDAQ	ARCB	Wed, Oct 8, 2008	28.44	31.73	28.20	29.94
4134	NASDAQ	ARCB	Tue, Oct 7, 2008	29.97	30.25	28.68	29.41
4133	NASDAQ	ARCB	Mon, Oct 6, 2008	27.51	30.68	27.01	29.71
4132	NASDAQ	ARCB	Fri, Oct 3, 2008	29.20	31.30	28.02	28.16
4131	NASDAQ	ARCB	Thu, Oct 2, 2008	32.70	33.00	29.10	29.23
4130	NASDAQ	ARCB	Wed, Oct 1, 2008	33.32	34.04	32.95	34.00
4129	NASDAQ	ARCB	Tue, Sep 30, 2008	33.38	34.26	33.23	33.69
4128	NASDAQ	ARCB	Mon, Sep 29, 2008	34.15	34.85	32.63	33.56
4127	NASDAQ	ARCB	Fri, Sep 26, 2008	35.47	36.31	34.10	35.07
4126	NASDAQ	ARCB	Thu, Sep 25, 2008	36.44	36.99	35.15	35.29
4125	NASDAQ	ARCB	Wed, Sep 24, 2008	36.62	37.13	35.71	35.74
4124	NASDAQ	ARCB	Tue, Sep 23, 2008	38.51	39.24	36.34	36.45
4123	NASDAQ	ARCB	Mon, Sep 22, 2008	38.51	39.71	37.03	38.46
4122	NASDAQ	ARCB	Fri, Sep 19, 2008	41.66	43.28	38.88	40.02
4121	NASDAQ	ARCB	Thu, Sep 18, 2008	37.47	39.91	36.94	39.81
4120	NASDAQ	ARCB	Wed, Sep 17, 2008	36.13	37.31	35.48	36.47
4119	NASDAQ	ARCB	Tue, Sep 16, 2008	35.71	37.34	34.04	36.91
4118	NASDAQ	ARCB	Mon, Sep 15, 2008	32.58	35.69	32.58	34.86
4117	NASDAQ	ARCB	Fri, Sep 12, 2008	33.89	34.12	32.69	33.66
4116	NASDAQ	ARCB	Thu, Sep 11, 2008	30.89	33.52	30.61	33.50
4115	NASDAQ	ARCB	Wed, Sep 10, 2008	31.24	31.95	30.10	31.29
4114	NASDAQ	ARCB	Tue, Sep 9, 2008	32.35	32.81	30.77	30.82
4113	NASDAQ	ARCB	Mon, Sep 8, 2008	32.26	33.96	31.72	32.27
4112	NASDAQ	ARCB	Fri, Sep 5, 2008	33.14	33.69	32.04	32.41
4111	NASDAQ	ARCB	Thu, Sep 4, 2008	34.90	35.96	33.09	33.63
4110	NASDAQ	ARCB	Wed, Sep 3, 2008	34.94	35.77	34.67	35.14
4109	NASDAQ	ARCB	Tue, Sep 2, 2008	35.38	36.70	34.45	35.14
4108	NASDAQ	ARCB	Fri, Aug 29, 2008	34.04	34.88	33.73	34.62
4107	NASDAQ	ARCB	Thu, Aug 28, 2008	33.43	34.32	33.16	34.05
4106	NASDAQ	ARCB	Wed, Aug 27, 2008	31.86	33.55	31.58	32.92
4105	NASDAQ	ARCB	Tue, Aug 26, 2008	33.02	33.41	31.75	31.87
4104	NASDAQ	ARCB	Mon, Aug 25, 2008	34.93	34.97	33.28	33.45
4103	NASDAQ	ARCB	Fri, Aug 22, 2008	34.27	35.31	34.11	35.25
4102	NASDAQ	ARCB	Thu, Aug 21, 2008	34.50	34.75	33.71	34.05
4101	NASDAQ	ARCB	Wed, Aug 20, 2008	35.00	35.66	33.93	34.87
4100	NASDAQ	ARCB	Tue, Aug 19, 2008	37.15	37.16	35.58	35.94
4099	NASDAQ	ARCB	Mon, Aug 18, 2008	38.43	38.43	37.01	37.61
4098	NASDAQ	ARCB	Fri, Aug 15, 2008	38.94	39.34	38.12	38.56
4097	NASDAQ	ARCB	Thu, Aug 14, 2008	36.70	38.52	36.70	38.40
4096	NASDAQ	ARCB	Wed, Aug 13, 2008	36.59	37.74	36.30	37.36
4095	NASDAQ	ARCB	Tue, Aug 12, 2008	39.39	39.47	36.56	36.86
4094	NASDAQ	ARCB	Mon, Aug 11, 2008	39.16	40.69	38.48	39.55
4093	NASDAQ	ARCB	Fri, Aug 8, 2008	36.40	39.84	36.07	39.38
4092	NASDAQ	ARCB	Thu, Aug 7, 2008	36.42	37.49	36.08	36.25
4091	NASDAQ	ARCB	Wed, Aug 6, 2008	36.79	37.25	36.17	37.22
4090	NASDAQ	ARCB	Tue, Aug 5, 2008	34.80	37.10	34.07	36.99
4089	NASDAQ	ARCB	Mon, Aug 4, 2008	35.83	36.03	33.77	34.79
4088	NASDAQ	ARCB	Fri, Aug 1, 2008	37.09	37.44	35.13	35.78
4087	NASDAQ	ARCB	Thu, Jul 31, 2008	35.98	38.00	35.98	37.14
4086	NASDAQ	ARCB	Wed, Jul 30, 2008	36.76	37.28	35.51	36.70
4085	NASDAQ	ARCB	Tue, Jul 29, 2008	33.92	36.74	33.18	36.45
4084	NASDAQ	ARCB	Mon, Jul 28, 2008	33.38	33.98	33.20	33.67
4083	NASDAQ	ARCB	Fri, Jul 25, 2008	33.20	33.99	32.85	33.72
4082	NASDAQ	ARCB	Thu, Jul 24, 2008	35.90	36.16	32.80	33.11
4081	NASDAQ	ARCB	Wed, Jul 23, 2008	39.56	39.56	35.36	35.94
4080	NASDAQ	ARCB	Tue, Jul 22, 2008	41.81	45.13	41.50	44.93
4079	NASDAQ	ARCB	Mon, Jul 21, 2008	42.62	42.99	41.91	42.41
4078	NASDAQ	ARCB	Fri, Jul 18, 2008	42.15	42.89	41.26	42.63
4077	NASDAQ	ARCB	Thu, Jul 17, 2008	39.57	42.48	39.23	42.15
4076	NASDAQ	ARCB	Wed, Jul 16, 2008	36.99	39.94	36.97	39.59
4075	NASDAQ	ARCB	Tue, Jul 15, 2008	35.12	37.26	33.94	35.90
4074	NASDAQ	ARCB	Mon, Jul 14, 2008	35.94	36.48	34.80	35.38
4073	NASDAQ	ARCB	Fri, Jul 11, 2008	35.56	36.01	34.63	35.59
4072	NASDAQ	ARCB	Thu, Jul 10, 2008	37.07	37.79	35.83	36.36
4071	NASDAQ	ARCB	Wed, Jul 9, 2008	37.45	37.98	36.75	37.40
4070	NASDAQ	ARCB	Tue, Jul 8, 2008	34.61	37.50	33.85	37.44
4069	NASDAQ	ARCB	Mon, Jul 7, 2008	35.63	36.13	33.92	34.43
4068	NASDAQ	ARCB	Thu, Jul 3, 2008	35.72	36.30	35.13	35.28
4067	NASDAQ	ARCB	Wed, Jul 2, 2008	36.74	36.82	35.64	35.85
4066	NASDAQ	ARCB	Tue, Jul 1, 2008	35.34	36.95	35.14	36.83
4065	NASDAQ	ARCB	Mon, Jun 30, 2008	36.66	37.46	35.91	36.64
4064	NASDAQ	ARCB	Fri, Jun 27, 2008	36.31	37.35	35.86	36.81
4063	NASDAQ	ARCB	Thu, Jun 26, 2008	37.52	37.53	36.15	36.31
4062	NASDAQ	ARCB	Wed, Jun 25, 2008	37.01	38.46	36.37	37.88
4061	NASDAQ	ARCB	Tue, Jun 24, 2008	37.50	37.50	36.11	36.77
4060	NASDAQ	ARCB	Mon, Jun 23, 2008	39.27	39.85	37.68	37.75
4059	NASDAQ	ARCB	Fri, Jun 20, 2008	40.12	40.30	38.82	39.11
4058	NASDAQ	ARCB	Thu, Jun 19, 2008	37.96	40.57	37.17	40.45
4057	NASDAQ	ARCB	Wed, Jun 18, 2008	36.46	38.07	36.25	37.93
4056	NASDAQ	ARCB	Tue, Jun 17, 2008	36.37	37.33	36.13	36.71
4055	NASDAQ	ARCB	Mon, Jun 16, 2008	35.10	36.33	34.78	36.23
4054	NASDAQ	ARCB	Fri, Jun 13, 2008	34.89	35.73	34.56	35.38
4053	NASDAQ	ARCB	Thu, Jun 12, 2008	36.28	36.50	34.16	34.34
4052	NASDAQ	ARCB	Wed, Jun 11, 2008	38.10	38.48	35.85	35.89
4051	NASDAQ	ARCB	Tue, Jun 10, 2008	37.25	38.27	37.17	38.09
4050	NASDAQ	ARCB	Mon, Jun 9, 2008	37.95	38.89	37.41	37.94
4049	NASDAQ	ARCB	Fri, Jun 6, 2008	38.63	38.63	36.91	37.47
4048	NASDAQ	ARCB	Thu, Jun 5, 2008	37.48	38.96	37.02	38.90
4047	NASDAQ	ARCB	Wed, Jun 4, 2008	35.86	38.07	35.45	37.28
4046	NASDAQ	ARCB	Tue, Jun 3, 2008	35.19	36.58	35.18	36.17
4045	NASDAQ	ARCB	Mon, Jun 2, 2008	36.90	37.36	35.05	35.11
4044	NASDAQ	ARCB	Fri, May 30, 2008	36.80	37.35	36.50	37.16
4043	NASDAQ	ARCB	Thu, May 29, 2008	36.23	37.01	36.11	36.78
4042	NASDAQ	ARCB	Wed, May 28, 2008	34.42	36.19	34.00	36.04
4041	NASDAQ	ARCB	Tue, May 27, 2008	35.41	37.33	34.66	36.40
4040	NASDAQ	ARCB	Fri, May 23, 2008	38.19	38.19	36.84	36.94
4039	NASDAQ	ARCB	Thu, May 22, 2008	37.41	39.16	37.14	38.52
4038	NASDAQ	ARCB	Wed, May 21, 2008	39.01	39.71	36.59	37.20
4037	NASDAQ	ARCB	Tue, May 20, 2008	39.93	40.02	39.04	39.24
4036	NASDAQ	ARCB	Mon, May 19, 2008	39.60	40.96	39.49	40.12
4035	NASDAQ	ARCB	Fri, May 16, 2008	40.60	40.60	39.44	39.80
4034	NASDAQ	ARCB	Thu, May 15, 2008	39.98	40.92	39.31	40.33
4033	NASDAQ	ARCB	Wed, May 14, 2008	39.72	41.00	39.47	40.09
4032	NASDAQ	ARCB	Tue, May 13, 2008	39.69	39.98	38.85	39.55
4031	NASDAQ	ARCB	Mon, May 12, 2008	38.58	39.61	37.62	39.58
4030	NASDAQ	ARCB	Fri, May 9, 2008	37.90	38.73	37.59	38.44
4029	NASDAQ	ARCB	Thu, May 8, 2008	37.48	38.39	36.94	38.25
4028	NASDAQ	ARCB	Wed, May 7, 2008	39.92	40.64	38.41	38.55
4027	NASDAQ	ARCB	Tue, May 6, 2008	39.90	40.16	39.27	39.85
4026	NASDAQ	ARCB	Mon, May 5, 2008	40.52	41.24	39.88	39.94
4025	NASDAQ	ARCB	Fri, May 2, 2008	41.39	41.79	40.16	40.77
4024	NASDAQ	ARCB	Thu, May 1, 2008	39.41	42.45	39.34	41.80
4023	NASDAQ	ARCB	Wed, Apr 30, 2008	40.28	40.87	39.38	39.48
4022	NASDAQ	ARCB	Tue, Apr 29, 2008	39.82	41.00	39.67	40.44
4021	NASDAQ	ARCB	Mon, Apr 28, 2008	38.80	40.94	37.51	39.80
4020	NASDAQ	ARCB	Fri, Apr 25, 2008	36.50	39.19	36.23	38.86
4019	NASDAQ	ARCB	Thu, Apr 24, 2008	36.40	37.16	35.02	37.00
4018	NASDAQ	ARCB	Wed, Apr 23, 2008	35.79	36.90	34.65	36.54
4017	NASDAQ	ARCB	Tue, Apr 22, 2008	30.99	31.70	30.31	31.44
4016	NASDAQ	ARCB	Mon, Apr 21, 2008	32.15	32.17	30.86	30.99
4015	NASDAQ	ARCB	Fri, Apr 18, 2008	31.98	32.59	31.67	32.35
4014	NASDAQ	ARCB	Thu, Apr 17, 2008	32.42	32.42	30.60	31.26
4013	NASDAQ	ARCB	Wed, Apr 16, 2008	31.92	33.74	31.65	33.61
4012	NASDAQ	ARCB	Tue, Apr 15, 2008	31.27	31.73	30.98	31.55
4011	NASDAQ	ARCB	Mon, Apr 14, 2008	31.30	31.95	31.10	31.12
4010	NASDAQ	ARCB	Fri, Apr 11, 2008	32.21	32.52	31.28	31.37
4009	NASDAQ	ARCB	Thu, Apr 10, 2008	32.20	33.27	32.11	32.84
4008	NASDAQ	ARCB	Wed, Apr 9, 2008	34.17	34.17	32.09	32.32
4007	NASDAQ	ARCB	Tue, Apr 8, 2008	33.49	34.49	33.49	34.31
4006	NASDAQ	ARCB	Mon, Apr 7, 2008	33.49	34.41	33.30	34.05
4005	NASDAQ	ARCB	Fri, Apr 4, 2008	33.98	34.51	33.36	33.64
4004	NASDAQ	ARCB	Thu, Apr 3, 2008	33.08	33.94	32.71	33.75
4003	NASDAQ	ARCB	Wed, Apr 2, 2008	33.01	34.22	33.00	33.79
4002	NASDAQ	ARCB	Tue, Apr 1, 2008	32.22	33.66	32.02	33.35
4001	NASDAQ	ARCB	Mon, Mar 31, 2008	31.09	32.12	30.64	31.86
4000	NASDAQ	ARCB	Fri, Mar 28, 2008	31.56	31.98	30.91	31.00
3999	NASDAQ	ARCB	Thu, Mar 27, 2008	32.29	32.42	31.34	31.45
3998	NASDAQ	ARCB	Wed, Mar 26, 2008	33.41	33.71	32.01	32.11
3997	NASDAQ	ARCB	Tue, Mar 25, 2008	35.13	35.13	33.36	33.88
3996	NASDAQ	ARCB	Mon, Mar 24, 2008	33.74	35.32	33.63	35.20
3995	NASDAQ	ARCB	Thu, Mar 20, 2008	31.18	33.74	30.97	33.46
3994	NASDAQ	ARCB	Wed, Mar 19, 2008	31.51	31.68	30.43	30.83
3993	NASDAQ	ARCB	Tue, Mar 18, 2008	30.65	31.94	30.29	31.87
3992	NASDAQ	ARCB	Mon, Mar 17, 2008	29.24	30.84	29.24	30.47
3991	NASDAQ	ARCB	Fri, Mar 14, 2008	31.58	31.96	29.50	30.15
3990	NASDAQ	ARCB	Thu, Mar 13, 2008	29.55	31.96	29.02	31.15
3989	NASDAQ	ARCB	Wed, Mar 12, 2008	29.94	30.87	29.21	29.83
3988	NASDAQ	ARCB	Tue, Mar 11, 2008	28.50	30.03	28.26	30.02
3987	NASDAQ	ARCB	Mon, Mar 10, 2008	28.57	28.90	27.80	27.87
3986	NASDAQ	ARCB	Fri, Mar 7, 2008	28.10	29.19	28.00	28.47
3985	NASDAQ	ARCB	Thu, Mar 6, 2008	29.35	29.66	28.47	28.50
3984	NASDAQ	ARCB	Wed, Mar 5, 2008	30.22	30.70	29.12	29.45
3983	NASDAQ	ARCB	Tue, Mar 4, 2008	28.13	30.40	27.69	30.10
3982	NASDAQ	ARCB	Mon, Mar 3, 2008	26.97	28.65	26.27	28.36
3981	NASDAQ	ARCB	Fri, Feb 29, 2008	27.20	27.60	26.57	26.71
3980	NASDAQ	ARCB	Thu, Feb 28, 2008	27.96	28.33	27.03	27.59
3979	NASDAQ	ARCB	Wed, Feb 27, 2008	28.95	29.49	27.94	28.35
3978	NASDAQ	ARCB	Tue, Feb 26, 2008	28.03	29.82	27.83	29.18
3977	NASDAQ	ARCB	Mon, Feb 25, 2008	27.33	28.42	26.87	28.28
3976	NASDAQ	ARCB	Fri, Feb 22, 2008	27.57	27.99	26.44	27.38
3975	NASDAQ	ARCB	Thu, Feb 21, 2008	28.73	29.33	27.41	27.60
3974	NASDAQ	ARCB	Wed, Feb 20, 2008	27.92	28.74	26.88	28.54
3973	NASDAQ	ARCB	Tue, Feb 19, 2008	28.99	29.47	27.81	28.07
3972	NASDAQ	ARCB	Fri, Feb 15, 2008	29.31	29.53	27.95	28.72
3971	NASDAQ	ARCB	Thu, Feb 14, 2008	30.00	30.44	29.44	29.59
3970	NASDAQ	ARCB	Wed, Feb 13, 2008	29.02	29.82	28.37	29.07
3969	NASDAQ	ARCB	Tue, Feb 12, 2008	28.90	29.35	28.38	28.68
3968	NASDAQ	ARCB	Mon, Feb 11, 2008	29.95	30.00	28.33	28.81
3967	NASDAQ	ARCB	Fri, Feb 8, 2008	28.96	29.98	28.19	29.57
3966	NASDAQ	ARCB	Thu, Feb 7, 2008	27.64	29.51	27.48	29.09
3965	NASDAQ	ARCB	Wed, Feb 6, 2008	28.00	28.37	27.38	27.48
3964	NASDAQ	ARCB	Tue, Feb 5, 2008	27.93	29.03	27.25	27.76
3963	NASDAQ	ARCB	Mon, Feb 4, 2008	30.00	30.45	28.42	28.51
3962	NASDAQ	ARCB	Fri, Feb 1, 2008	30.96	31.34	29.36	29.90
3961	NASDAQ	ARCB	Thu, Jan 31, 2008	29.28	31.28	29.20	30.79
3960	NASDAQ	ARCB	Wed, Jan 30, 2008	28.66	30.95	27.88	29.95
3959	NASDAQ	ARCB	Tue, Jan 29, 2008	28.01	29.64	28.01	28.81
3958	NASDAQ	ARCB	Mon, Jan 28, 2008	26.11	29.47	26.08	28.28
3957	NASDAQ	ARCB	Fri, Jan 25, 2008	25.91	28.75	25.89	27.45
3956	NASDAQ	ARCB	Thu, Jan 24, 2008	24.09	25.47	23.02	23.51
3955	NASDAQ	ARCB	Wed, Jan 23, 2008	20.18	24.60	20.04	24.13
3954	NASDAQ	ARCB	Tue, Jan 22, 2008	19.16	21.01	19.06	20.75
3953	NASDAQ	ARCB	Fri, Jan 18, 2008	19.95	20.37	19.30	20.00
3952	NASDAQ	ARCB	Thu, Jan 17, 2008	19.80	20.40	19.80	19.92
3951	NASDAQ	ARCB	Wed, Jan 16, 2008	18.69	19.94	18.52	19.74
3950	NASDAQ	ARCB	Tue, Jan 15, 2008	19.63	19.63	18.63	18.78
3949	NASDAQ	ARCB	Mon, Jan 14, 2008	18.47	19.76	18.47	19.51
3948	NASDAQ	ARCB	Fri, Jan 11, 2008	18.87	18.87	18.00	18.15
3947	NASDAQ	ARCB	Thu, Jan 10, 2008	19.11	19.49	18.24	18.96
3946	NASDAQ	ARCB	Wed, Jan 9, 2008	18.20	18.92	17.94	18.92
3945	NASDAQ	ARCB	Tue, Jan 8, 2008	19.46	19.87	18.23	18.28
3944	NASDAQ	ARCB	Mon, Jan 7, 2008	18.74	19.80	18.65	19.33
3943	NASDAQ	ARCB	Fri, Jan 4, 2008	19.19	19.29	18.02	18.60
3942	NASDAQ	ARCB	Thu, Jan 3, 2008	20.37	20.71	19.24	19.38
3941	NASDAQ	ARCB	Wed, Jan 2, 2008	21.70	21.97	20.48	20.56
3940	NASDAQ	ARCB	Mon, Dec 31, 2007	21.97	22.17	21.57	21.94
3939	NASDAQ	ARCB	Fri, Dec 28, 2007	23.11	23.47	22.11	22.17
3938	NASDAQ	ARCB	Thu, Dec 27, 2007	22.91	23.04	21.81	21.96
3937	NASDAQ	ARCB	Wed, Dec 26, 2007	23.18	23.34	22.60	22.91
3936	NASDAQ	ARCB	Mon, Dec 24, 2007	22.67	23.32	22.53	23.23
3935	NASDAQ	ARCB	Fri, Dec 21, 2007	22.37	22.94	21.99	22.53
3934	NASDAQ	ARCB	Thu, Dec 20, 2007	22.03	22.12	21.49	21.98
3933	NASDAQ	ARCB	Wed, Dec 19, 2007	22.28	22.39	21.59	21.78
3932	NASDAQ	ARCB	Tue, Dec 18, 2007	22.44	22.66	22.00	22.21
3931	NASDAQ	ARCB	Mon, Dec 17, 2007	22.18	22.99	22.11	22.31
3930	NASDAQ	ARCB	Fri, Dec 14, 2007	22.99	23.13	22.44	22.44
3929	NASDAQ	ARCB	Thu, Dec 13, 2007	22.79	23.38	22.60	23.35
3928	NASDAQ	ARCB	Wed, Dec 12, 2007	24.91	25.19	23.01	23.09
3927	NASDAQ	ARCB	Tue, Dec 11, 2007	26.05	26.22	24.05	24.09
3926	NASDAQ	ARCB	Mon, Dec 10, 2007	25.22	26.23	24.80	26.12
3925	NASDAQ	ARCB	Fri, Dec 7, 2007	24.22	25.44	24.10	25.11
3924	NASDAQ	ARCB	Thu, Dec 6, 2007	22.52	24.06	22.45	23.98
3923	NASDAQ	ARCB	Wed, Dec 5, 2007	22.48	23.04	22.20	22.62
3922	NASDAQ	ARCB	Tue, Dec 4, 2007	22.20	22.20	21.69	22.11
3921	NASDAQ	ARCB	Mon, Dec 3, 2007	22.75	22.85	22.17	22.18
3920	NASDAQ	ARCB	Fri, Nov 30, 2007	22.88	23.56	22.44	22.80
3919	NASDAQ	ARCB	Thu, Nov 29, 2007	22.89	23.17	22.18	22.51
3918	NASDAQ	ARCB	Wed, Nov 28, 2007	22.13	23.11	21.79	23.04
3917	NASDAQ	ARCB	Tue, Nov 27, 2007	22.08	22.31	21.54	22.06
3916	NASDAQ	ARCB	Mon, Nov 26, 2007	22.38	22.82	21.90	21.94
3915	NASDAQ	ARCB	Fri, Nov 23, 2007	22.46	22.68	22.21	22.40
3914	NASDAQ	ARCB	Wed, Nov 21, 2007	22.03	23.17	22.00	22.19
3913	NASDAQ	ARCB	Tue, Nov 20, 2007	22.67	22.87	21.50	22.19
3912	NASDAQ	ARCB	Mon, Nov 19, 2007	23.26	23.30	22.55	22.72
3911	NASDAQ	ARCB	Fri, Nov 16, 2007	24.99	24.99	23.19	23.51
3910	NASDAQ	ARCB	Thu, Nov 15, 2007	25.76	25.90	24.73	24.98
3909	NASDAQ	ARCB	Wed, Nov 14, 2007	26.03	26.36	25.52	25.92
3908	NASDAQ	ARCB	Tue, Nov 13, 2007	25.58	26.00	25.30	25.94
3907	NASDAQ	ARCB	Mon, Nov 12, 2007	25.21	25.80	24.59	25.29
3906	NASDAQ	ARCB	Fri, Nov 9, 2007	24.45	25.30	23.94	25.11
3905	NASDAQ	ARCB	Thu, Nov 8, 2007	24.80	24.86	23.91	24.74
3904	NASDAQ	ARCB	Wed, Nov 7, 2007	25.60	25.80	24.53	24.58
3903	NASDAQ	ARCB	Tue, Nov 6, 2007	26.01	26.09	25.50	26.02
3902	NASDAQ	ARCB	Mon, Nov 5, 2007	25.52	26.30	25.44	25.97
3901	NASDAQ	ARCB	Fri, Nov 2, 2007	26.04	26.09	25.40	25.88
3900	NASDAQ	ARCB	Thu, Nov 1, 2007	27.11	27.11	25.48	25.71
3899	NASDAQ	ARCB	Wed, Oct 31, 2007	27.00	27.94	27.00	27.45
3898	NASDAQ	ARCB	Tue, Oct 30, 2007	28.30	28.53	26.84	26.98
3897	NASDAQ	ARCB	Mon, Oct 29, 2007	31.11	31.11	28.82	28.86
3896	NASDAQ	ARCB	Fri, Oct 26, 2007	29.81	31.68	29.81	30.82
3895	NASDAQ	ARCB	Thu, Oct 25, 2007	31.20	31.70	30.10	31.26
3894	NASDAQ	ARCB	Wed, Oct 24, 2007	31.42	31.98	30.64	31.22
3893	NASDAQ	ARCB	Tue, Oct 23, 2007	31.94	32.09	31.14	31.72
3892	NASDAQ	ARCB	Mon, Oct 22, 2007	30.26	32.04	30.08	31.57
3891	NASDAQ	ARCB	Fri, Oct 19, 2007	31.11	31.38	30.25	30.25
3890	NASDAQ	ARCB	Thu, Oct 18, 2007	31.75	31.80	30.95	31.14
3889	NASDAQ	ARCB	Wed, Oct 17, 2007	32.66	33.17	31.75	32.00
3888	NASDAQ	ARCB	Tue, Oct 16, 2007	32.29	32.84	32.29	32.48
3887	NASDAQ	ARCB	Mon, Oct 15, 2007	33.13	33.43	32.11	32.31
3886	NASDAQ	ARCB	Fri, Oct 12, 2007	33.07	33.29	32.85	33.04
3885	NASDAQ	ARCB	Thu, Oct 11, 2007	33.87	34.28	32.84	32.96
3884	NASDAQ	ARCB	Wed, Oct 10, 2007	34.23	34.23	33.60	33.63
3883	NASDAQ	ARCB	Tue, Oct 9, 2007	34.06	34.74	33.79	34.16
3882	NASDAQ	ARCB	Mon, Oct 8, 2007	34.84	34.84	33.68	33.92
3881	NASDAQ	ARCB	Fri, Oct 5, 2007	33.33	35.03	33.20	34.79
3880	NASDAQ	ARCB	Thu, Oct 4, 2007	33.14	33.76	32.83	33.02
3879	NASDAQ	ARCB	Wed, Oct 3, 2007	33.55	33.55	32.67	32.93
3878	NASDAQ	ARCB	Tue, Oct 2, 2007	32.83	33.71	32.83	33.62
3877	NASDAQ	ARCB	Mon, Oct 1, 2007	32.66	33.31	32.66	32.90
3876	NASDAQ	ARCB	Fri, Sep 28, 2007	32.57	33.19	32.57	32.66
3875	NASDAQ	ARCB	Thu, Sep 27, 2007	32.42	32.88	32.35	32.66
3874	NASDAQ	ARCB	Wed, Sep 26, 2007	32.50	32.87	32.08	32.34
3873	NASDAQ	ARCB	Tue, Sep 25, 2007	32.18	32.78	31.84	32.43
3872	NASDAQ	ARCB	Mon, Sep 24, 2007	33.40	33.63	32.27	32.37
3871	NASDAQ	ARCB	Fri, Sep 21, 2007	34.00	34.00	33.46	33.52
3870	NASDAQ	ARCB	Thu, Sep 20, 2007	34.25	34.25	32.89	33.68
3869	NASDAQ	ARCB	Wed, Sep 19, 2007	35.03	35.70	34.12	34.28
3868	NASDAQ	ARCB	Tue, Sep 18, 2007	33.64	34.86	33.31	34.82
3867	NASDAQ	ARCB	Mon, Sep 17, 2007	33.73	33.79	33.08	33.33
3866	NASDAQ	ARCB	Fri, Sep 14, 2007	33.11	33.91	32.86	33.89
3865	NASDAQ	ARCB	Thu, Sep 13, 2007	33.43	33.95	32.91	33.44
3864	NASDAQ	ARCB	Wed, Sep 12, 2007	33.50	33.50	33.06	33.20
3863	NASDAQ	ARCB	Tue, Sep 11, 2007	33.41	34.00	33.21	33.69
3862	NASDAQ	ARCB	Mon, Sep 10, 2007	34.19	34.42	32.97	33.23
3861	NASDAQ	ARCB	Fri, Sep 7, 2007	34.23	34.69	33.72	33.98
3860	NASDAQ	ARCB	Thu, Sep 6, 2007	35.34	35.75	34.56	34.65
3859	NASDAQ	ARCB	Wed, Sep 5, 2007	36.06	36.09	35.11	35.29
3858	NASDAQ	ARCB	Tue, Sep 4, 2007	35.90	36.52	35.70	36.40
3857	NASDAQ	ARCB	Fri, Aug 31, 2007	35.83	36.03	35.15	35.90
3856	NASDAQ	ARCB	Thu, Aug 30, 2007	35.35	35.77	34.92	35.20
3855	NASDAQ	ARCB	Wed, Aug 29, 2007	35.39	35.79	35.02	35.74
3854	NASDAQ	ARCB	Tue, Aug 28, 2007	35.75	35.75	34.94	35.05
3853	NASDAQ	ARCB	Mon, Aug 27, 2007	35.41	36.17	35.23	35.97
3852	NASDAQ	ARCB	Fri, Aug 24, 2007	35.34	36.00	34.97	35.45
3851	NASDAQ	ARCB	Thu, Aug 23, 2007	36.76	36.90	35.02	35.34
3850	NASDAQ	ARCB	Wed, Aug 22, 2007	36.47	37.17	36.44	36.49
3849	NASDAQ	ARCB	Tue, Aug 21, 2007	36.15	36.49	35.44	36.27
3848	NASDAQ	ARCB	Mon, Aug 20, 2007	35.59	36.96	35.59	36.15
3847	NASDAQ	ARCB	Fri, Aug 17, 2007	36.28	37.50	34.83	35.30
3846	NASDAQ	ARCB	Thu, Aug 16, 2007	33.86	35.43	33.51	35.07
3845	NASDAQ	ARCB	Wed, Aug 15, 2007	34.40	35.46	34.32	34.52
3844	NASDAQ	ARCB	Tue, Aug 14, 2007	35.81	35.85	34.38	34.50
3843	NASDAQ	ARCB	Mon, Aug 13, 2007	36.48	37.25	35.00	35.60
3842	NASDAQ	ARCB	Fri, Aug 10, 2007	35.10	37.94	34.51	36.39
3841	NASDAQ	ARCB	Thu, Aug 9, 2007	35.00	35.49	34.46	35.05
3840	NASDAQ	ARCB	Wed, Aug 8, 2007	36.00	37.14	35.00	35.62
3839	NASDAQ	ARCB	Tue, Aug 7, 2007	35.61	36.15	34.74	35.83
3838	NASDAQ	ARCB	Mon, Aug 6, 2007	35.63	35.82	34.55	35.82
3837	NASDAQ	ARCB	Fri, Aug 3, 2007	37.46	37.46	35.16	35.32
3836	NASDAQ	ARCB	Thu, Aug 2, 2007	36.96	38.39	36.77	37.34
3835	NASDAQ	ARCB	Wed, Aug 1, 2007	36.18	36.79	35.11	36.70
3834	NASDAQ	ARCB	Tue, Jul 31, 2007	37.05	37.26	36.00	36.03
3833	NASDAQ	ARCB	Mon, Jul 30, 2007	36.64	37.18	36.36	36.60
3832	NASDAQ	ARCB	Fri, Jul 27, 2007	37.20	37.66	36.45	36.58
3831	NASDAQ	ARCB	Thu, Jul 26, 2007	37.37	37.64	36.23	37.40
3830	NASDAQ	ARCB	Wed, Jul 25, 2007	38.99	39.95	37.07	37.98
3829	NASDAQ	ARCB	Tue, Jul 24, 2007	38.00	38.04	36.44	36.61
3828	NASDAQ	ARCB	Mon, Jul 23, 2007	40.22	40.22	38.27	38.50
3827	NASDAQ	ARCB	Fri, Jul 20, 2007	41.25	41.25	39.62	40.15
3826	NASDAQ	ARCB	Thu, Jul 19, 2007	41.62	42.36	41.23	41.38
3825	NASDAQ	ARCB	Wed, Jul 18, 2007	40.48	41.63	40.00	41.51
3824	NASDAQ	ARCB	Tue, Jul 17, 2007	40.66	41.01	40.41	40.64
3823	NASDAQ	ARCB	Mon, Jul 16, 2007	41.25	41.42	40.20	40.71
3822	NASDAQ	ARCB	Fri, Jul 13, 2007	40.18	40.32	39.85	39.97
3821	NASDAQ	ARCB	Thu, Jul 12, 2007	40.07	40.44	39.75	40.23
3820	NASDAQ	ARCB	Wed, Jul 11, 2007	39.45	39.92	39.25	39.71
3819	NASDAQ	ARCB	Tue, Jul 10, 2007	40.74	40.74	39.30	39.41
3818	NASDAQ	ARCB	Mon, Jul 9, 2007	39.82	40.94	39.58	40.84
3817	NASDAQ	ARCB	Fri, Jul 6, 2007	39.44	39.74	39.05	39.50
3816	NASDAQ	ARCB	Thu, Jul 5, 2007	39.36	39.47	38.85	39.10
3815	NASDAQ	ARCB	Tue, Jul 3, 2007	39.33	39.66	39.02	39.12
3814	NASDAQ	ARCB	Mon, Jul 2, 2007	39.18	39.73	38.97	39.40
3813	NASDAQ	ARCB	Fri, Jun 29, 2007	39.75	39.75	38.90	38.97
3812	NASDAQ	ARCB	Thu, Jun 28, 2007	39.72	40.19	39.04	39.77
3811	NASDAQ	ARCB	Wed, Jun 27, 2007	39.03	40.40	38.85	40.23
3810	NASDAQ	ARCB	Tue, Jun 26, 2007	40.00	40.06	38.98	39.13
3809	NASDAQ	ARCB	Mon, Jun 25, 2007	39.57	40.86	39.37	40.00
3808	NASDAQ	ARCB	Fri, Jun 22, 2007	39.25	39.56	38.94	39.20
3807	NASDAQ	ARCB	Thu, Jun 21, 2007	38.88	39.55	38.79	39.25
3806	NASDAQ	ARCB	Wed, Jun 20, 2007	39.11	39.35	38.85	38.97
3805	NASDAQ	ARCB	Tue, Jun 19, 2007	39.57	39.79	39.03	39.05
3804	NASDAQ	ARCB	Mon, Jun 18, 2007	39.90	39.90	39.16	39.79
3803	NASDAQ	ARCB	Fri, Jun 15, 2007	40.35	40.75	39.74	39.86
3802	NASDAQ	ARCB	Thu, Jun 14, 2007	39.29	40.33	39.23	40.02
3801	NASDAQ	ARCB	Wed, Jun 13, 2007	39.22	39.45	38.94	39.18
3800	NASDAQ	ARCB	Tue, Jun 12, 2007	39.34	39.34	38.68	38.93
3799	NASDAQ	ARCB	Mon, Jun 11, 2007	39.60	39.64	38.90	39.49
3798	NASDAQ	ARCB	Fri, Jun 8, 2007	39.32	39.88	38.70	39.67
3797	NASDAQ	ARCB	Thu, Jun 7, 2007	41.49	41.57	39.20	39.24
3796	NASDAQ	ARCB	Wed, Jun 6, 2007	40.72	41.66	40.10	41.61
3795	NASDAQ	ARCB	Tue, Jun 5, 2007	40.21	41.06	40.09	40.79
3794	NASDAQ	ARCB	Mon, Jun 4, 2007	41.00	41.10	40.24	40.25
3793	NASDAQ	ARCB	Fri, Jun 1, 2007	41.46	41.87	40.86	41.10
3792	NASDAQ	ARCB	Thu, May 31, 2007	40.61	41.30	40.47	41.29
3791	NASDAQ	ARCB	Wed, May 30, 2007	39.79	40.50	39.51	40.26
3790	NASDAQ	ARCB	Tue, May 29, 2007	39.58	40.10	39.56	40.10
3789	NASDAQ	ARCB	Fri, May 25, 2007	39.84	40.06	39.30	39.36
3788	NASDAQ	ARCB	Thu, May 24, 2007	40.21	40.48	39.43	39.60
3787	NASDAQ	ARCB	Wed, May 23, 2007	39.80	40.71	39.71	40.11
3786	NASDAQ	ARCB	Tue, May 22, 2007	39.42	39.80	39.19	39.75
3785	NASDAQ	ARCB	Mon, May 21, 2007	39.06	39.67	39.06	39.54
3784	NASDAQ	ARCB	Fri, May 18, 2007	38.88	39.47	38.44	38.90
3783	NASDAQ	ARCB	Thu, May 17, 2007	38.80	39.27	38.36	38.77
3782	NASDAQ	ARCB	Wed, May 16, 2007	38.42	39.00	37.94	38.99
3781	NASDAQ	ARCB	Tue, May 15, 2007	37.65	38.91	37.65	38.22
3780	NASDAQ	ARCB	Mon, May 14, 2007	38.54	38.60	37.66	37.71
3779	NASDAQ	ARCB	Fri, May 11, 2007	38.34	38.92	38.10	38.64
3778	NASDAQ	ARCB	Thu, May 10, 2007	39.10	39.15	38.10	38.13
3777	NASDAQ	ARCB	Wed, May 9, 2007	39.30	39.46	38.90	39.28
3776	NASDAQ	ARCB	Tue, May 8, 2007	39.47	39.80	39.00	39.42
3775	NASDAQ	ARCB	Mon, May 7, 2007	39.82	39.85	39.35	39.58
3774	NASDAQ	ARCB	Fri, May 4, 2007	39.75	39.91	39.24	39.73
3773	NASDAQ	ARCB	Thu, May 3, 2007	40.01	40.55	39.52	39.62
3772	NASDAQ	ARCB	Wed, May 2, 2007	39.50	40.21	39.48	39.78
3771	NASDAQ	ARCB	Tue, May 1, 2007	39.56	39.78	39.00	39.35
3770	NASDAQ	ARCB	Mon, Apr 30, 2007	39.69	40.48	39.37	39.40
3769	NASDAQ	ARCB	Fri, Apr 27, 2007	39.60	39.90	39.00	39.53
3768	NASDAQ	ARCB	Thu, Apr 26, 2007	41.41	41.50	39.70	39.98
3767	NASDAQ	ARCB	Wed, Apr 25, 2007	42.25	44.97	41.03	41.52
3766	NASDAQ	ARCB	Tue, Apr 24, 2007	38.50	40.04	38.50	39.20
3765	NASDAQ	ARCB	Mon, Apr 23, 2007	39.00	39.68	38.72	38.98
3764	NASDAQ	ARCB	Fri, Apr 20, 2007	38.51	39.00	38.25	39.00
3763	NASDAQ	ARCB	Thu, Apr 19, 2007	37.38	38.28	37.16	38.02
3762	NASDAQ	ARCB	Wed, Apr 18, 2007	37.51	38.13	37.39	37.41
3761	NASDAQ	ARCB	Tue, Apr 17, 2007	38.55	38.61	37.51	37.60
3760	NASDAQ	ARCB	Mon, Apr 16, 2007	37.79	38.83	37.79	38.65
3759	NASDAQ	ARCB	Fri, Apr 13, 2007	37.44	37.68	37.15	37.67
3758	NASDAQ	ARCB	Thu, Apr 12, 2007	36.60	37.64	35.90	37.50
3757	NASDAQ	ARCB	Wed, Apr 11, 2007	36.82	36.99	36.28	36.62
3756	NASDAQ	ARCB	Tue, Apr 10, 2007	36.42	36.88	36.33	36.74
3755	NASDAQ	ARCB	Mon, Apr 9, 2007	36.53	37.30	36.21	36.30
3754	NASDAQ	ARCB	Thu, Apr 5, 2007	36.02	36.53	35.99	36.25
3753	NASDAQ	ARCB	Wed, Apr 4, 2007	35.89	36.10	35.50	35.89
3752	NASDAQ	ARCB	Tue, Apr 3, 2007	35.43	36.15	35.36	36.13
3751	NASDAQ	ARCB	Mon, Apr 2, 2007	35.38	35.55	34.90	35.14
3750	NASDAQ	ARCB	Fri, Mar 30, 2007	35.15	35.76	35.15	35.55
3749	NASDAQ	ARCB	Thu, Mar 29, 2007	35.65	35.70	35.11	35.15
3748	NASDAQ	ARCB	Wed, Mar 28, 2007	35.80	36.10	35.37	35.48
3747	NASDAQ	ARCB	Tue, Mar 27, 2007	36.70	36.70	35.82	35.90
3746	NASDAQ	ARCB	Mon, Mar 26, 2007	37.11	37.16	36.34	36.65
3745	NASDAQ	ARCB	Fri, Mar 23, 2007	37.04	37.50	36.96	37.13
3744	NASDAQ	ARCB	Thu, Mar 22, 2007	37.64	37.71	36.88	37.08
3743	NASDAQ	ARCB	Wed, Mar 21, 2007	37.58	37.91	36.80	37.83
3742	NASDAQ	ARCB	Tue, Mar 20, 2007	36.07	37.72	36.07	37.61
3741	NASDAQ	ARCB	Mon, Mar 19, 2007	36.33	36.34	35.92	36.12
3740	NASDAQ	ARCB	Fri, Mar 16, 2007	36.96	36.96	35.93	36.23
3739	NASDAQ	ARCB	Thu, Mar 15, 2007	36.73	37.65	36.73	36.97
3738	NASDAQ	ARCB	Wed, Mar 14, 2007	36.26	36.94	35.68	36.93
3737	NASDAQ	ARCB	Tue, Mar 13, 2007	37.37	37.38	36.20	36.38
3736	NASDAQ	ARCB	Mon, Mar 12, 2007	38.08	38.08	37.40	37.44
3735	NASDAQ	ARCB	Fri, Mar 9, 2007	38.29	38.38	37.73	38.02
3734	NASDAQ	ARCB	Thu, Mar 8, 2007	38.19	38.66	37.94	37.98
3733	NASDAQ	ARCB	Wed, Mar 7, 2007	37.45	38.00	37.25	37.74
3732	NASDAQ	ARCB	Tue, Mar 6, 2007	37.91	38.00	37.48	37.50
3731	NASDAQ	ARCB	Mon, Mar 5, 2007	37.60	38.31	37.10	37.41
3730	NASDAQ	ARCB	Fri, Mar 2, 2007	38.87	38.88	37.57	37.64
3729	NASDAQ	ARCB	Thu, Mar 1, 2007	39.40	39.68	38.77	38.90
3728	NASDAQ	ARCB	Wed, Feb 28, 2007	39.79	40.25	39.40	39.47
3727	NASDAQ	ARCB	Tue, Feb 27, 2007	41.10	41.19	39.55	39.58
3726	NASDAQ	ARCB	Mon, Feb 26, 2007	42.73	42.73	41.28	41.81
3725	NASDAQ	ARCB	Fri, Feb 23, 2007	41.52	42.51	41.50	42.41
3724	NASDAQ	ARCB	Thu, Feb 22, 2007	41.58	41.75	41.15	41.51
3723	NASDAQ	ARCB	Wed, Feb 21, 2007	40.69	41.57	40.37	41.56
3722	NASDAQ	ARCB	Tue, Feb 20, 2007	40.52	40.80	40.15	40.79
3721	NASDAQ	ARCB	Fri, Feb 16, 2007	41.12	41.12	40.31	40.56
3720	NASDAQ	ARCB	Thu, Feb 15, 2007	41.41	41.41	40.66	41.12
3719	NASDAQ	ARCB	Wed, Feb 14, 2007	40.25	41.48	40.10	41.38
3718	NASDAQ	ARCB	Tue, Feb 13, 2007	39.26	40.31	39.10	40.22
3717	NASDAQ	ARCB	Mon, Feb 12, 2007	39.12	39.19	38.60	39.05
3716	NASDAQ	ARCB	Fri, Feb 9, 2007	39.20	39.70	38.92	39.17
3715	NASDAQ	ARCB	Thu, Feb 8, 2007	39.92	39.93	39.09	39.19
3714	NASDAQ	ARCB	Wed, Feb 7, 2007	39.69	40.27	39.69	39.93
3713	NASDAQ	ARCB	Tue, Feb 6, 2007	39.30	40.00	39.25	39.78
3712	NASDAQ	ARCB	Mon, Feb 5, 2007	39.32	39.57	38.70	39.30
3711	NASDAQ	ARCB	Fri, Feb 2, 2007	38.83	39.49	38.76	39.36
3710	NASDAQ	ARCB	Thu, Feb 1, 2007	38.39	38.86	37.74	38.84
3709	NASDAQ	ARCB	Wed, Jan 31, 2007	38.34	38.62	37.98	38.22
3708	NASDAQ	ARCB	Tue, Jan 30, 2007	37.35	38.66	37.10	38.29
3707	NASDAQ	ARCB	Mon, Jan 29, 2007	36.47	37.30	36.19	37.19
3706	NASDAQ	ARCB	Fri, Jan 26, 2007	37.05	37.23	35.85	36.48
3705	NASDAQ	ARCB	Thu, Jan 25, 2007	38.34	38.35	36.80	37.05
3704	NASDAQ	ARCB	Wed, Jan 24, 2007	37.50	39.30	37.15	38.44
3703	NASDAQ	ARCB	Tue, Jan 23, 2007	38.40	38.64	37.80	38.56
3702	NASDAQ	ARCB	Mon, Jan 22, 2007	39.29	39.37	38.16	38.49
3701	NASDAQ	ARCB	Fri, Jan 19, 2007	38.93	39.07	38.45	38.92
3700	NASDAQ	ARCB	Thu, Jan 18, 2007	39.60	39.85	38.85	38.90
3699	NASDAQ	ARCB	Wed, Jan 17, 2007	40.30	40.50	39.57	39.72
3698	NASDAQ	ARCB	Tue, Jan 16, 2007	40.00	41.24	39.51	40.24
3697	NASDAQ	ARCB	Fri, Jan 12, 2007	39.07	39.93	38.98	39.93
3696	NASDAQ	ARCB	Thu, Jan 11, 2007	39.00	39.40	38.71	38.99
3695	NASDAQ	ARCB	Wed, Jan 10, 2007	39.42	39.55	38.77	38.86
3694	NASDAQ	ARCB	Tue, Jan 9, 2007	39.72	39.86	38.92	39.59
3693	NASDAQ	ARCB	Mon, Jan 8, 2007	39.92	40.02	39.05	39.54
3692	NASDAQ	ARCB	Fri, Jan 5, 2007	40.65	40.66	39.19	39.75
3691	NASDAQ	ARCB	Thu, Jan 4, 2007	38.17	41.06	37.29	41.01
3690	NASDAQ	ARCB	Wed, Jan 3, 2007	36.52	37.65	36.46	37.05
3689	NASDAQ	ARCB	Fri, Dec 29, 2006	37.08	37.08	36.00	36.00
3688	NASDAQ	ARCB	Thu, Dec 28, 2006	37.24	37.40	37.01	37.13
3687	NASDAQ	ARCB	Wed, Dec 27, 2006	37.36	37.87	37.04	37.14
3686	NASDAQ	ARCB	Tue, Dec 26, 2006	36.60	37.44	36.60	37.32
3685	NASDAQ	ARCB	Fri, Dec 22, 2006	36.43	36.76	36.30	36.60
3684	NASDAQ	ARCB	Thu, Dec 21, 2006	36.48	36.79	36.29	36.51
3683	NASDAQ	ARCB	Wed, Dec 20, 2006	36.71	36.85	36.39	36.56
3682	NASDAQ	ARCB	Tue, Dec 19, 2006	36.17	36.88	36.14	36.65
3681	NASDAQ	ARCB	Mon, Dec 18, 2006	37.23	37.36	36.20	36.32
3680	NASDAQ	ARCB	Fri, Dec 15, 2006	36.77	37.41	36.30	37.02
3679	NASDAQ	ARCB	Thu, Dec 14, 2006	35.71	37.30	35.71	37.07
3678	NASDAQ	ARCB	Wed, Dec 13, 2006	36.46	36.56	35.68	35.69
3677	NASDAQ	ARCB	Tue, Dec 12, 2006	37.49	37.52	36.09	36.13
3676	NASDAQ	ARCB	Mon, Dec 11, 2006	37.43	37.54	37.32	37.37
3675	NASDAQ	ARCB	Fri, Dec 8, 2006	37.35	37.81	37.33	37.35
3674	NASDAQ	ARCB	Thu, Dec 7, 2006	37.34	37.60	37.09	37.37
3673	NASDAQ	ARCB	Wed, Dec 6, 2006	36.97	37.55	36.83	37.34
3672	NASDAQ	ARCB	Tue, Dec 5, 2006	36.90	37.03	36.41	36.99
3671	NASDAQ	ARCB	Mon, Dec 4, 2006	36.08	37.25	36.08	36.99
3670	NASDAQ	ARCB	Fri, Dec 1, 2006	37.64	38.11	37.10	37.21
3669	NASDAQ	ARCB	Thu, Nov 30, 2006	37.74	38.21	37.72	37.90
3668	NASDAQ	ARCB	Wed, Nov 29, 2006	37.68	37.82	36.51	37.67
3667	NASDAQ	ARCB	Tue, Nov 28, 2006	38.45	38.45	37.79	38.10
3666	NASDAQ	ARCB	Mon, Nov 27, 2006	38.92	38.99	38.50	38.50
3665	NASDAQ	ARCB	Fri, Nov 24, 2006	39.04	39.26	38.78	39.05
3664	NASDAQ	ARCB	Wed, Nov 22, 2006	39.75	39.80	39.03	39.25
3663	NASDAQ	ARCB	Tue, Nov 21, 2006	39.99	39.99	39.53	39.84
3662	NASDAQ	ARCB	Mon, Nov 20, 2006	40.22	40.22	39.27	39.67
3661	NASDAQ	ARCB	Fri, Nov 17, 2006	40.93	40.97	39.97	40.20
3660	NASDAQ	ARCB	Thu, Nov 16, 2006	40.41	41.01	40.18	40.96
3659	NASDAQ	ARCB	Wed, Nov 15, 2006	40.13	40.52	39.99	40.36
3658	NASDAQ	ARCB	Tue, Nov 14, 2006	39.97	40.14	39.09	40.12
3657	NASDAQ	ARCB	Mon, Nov 13, 2006	40.00	40.00	39.43	39.92
3656	NASDAQ	ARCB	Fri, Nov 10, 2006	39.39	40.15	39.31	40.00
3655	NASDAQ	ARCB	Thu, Nov 9, 2006	40.03	40.03	39.28	39.39
3654	NASDAQ	ARCB	Wed, Nov 8, 2006	39.55	40.20	39.15	40.00
3653	NASDAQ	ARCB	Tue, Nov 7, 2006	39.66	40.05	39.13	39.90
3652	NASDAQ	ARCB	Mon, Nov 6, 2006	39.32	40.18	39.28	39.66
3651	NASDAQ	ARCB	Fri, Nov 3, 2006	40.17	40.22	38.47	38.55
3650	NASDAQ	ARCB	Thu, Nov 2, 2006	40.18	40.32	39.40	39.98
3649	NASDAQ	ARCB	Wed, Nov 1, 2006	40.90	41.48	40.39	40.45
3648	NASDAQ	ARCB	Tue, Oct 31, 2006	41.68	42.15	40.89	40.98
3647	NASDAQ	ARCB	Mon, Oct 30, 2006	40.95	41.99	40.75	41.64
3646	NASDAQ	ARCB	Fri, Oct 27, 2006	40.75	42.13	40.56	41.15
3645	NASDAQ	ARCB	Thu, Oct 26, 2006	40.89	41.49	40.69	41.04
3644	NASDAQ	ARCB	Wed, Oct 25, 2006	41.39	41.74	40.17	40.64
3643	NASDAQ	ARCB	Tue, Oct 24, 2006	40.85	41.53	39.54	41.52
3642	NASDAQ	ARCB	Mon, Oct 23, 2006	42.00	42.40	40.27	41.62
3641	NASDAQ	ARCB	Fri, Oct 20, 2006	45.40	45.40	43.99	45.04
3640	NASDAQ	ARCB	Thu, Oct 19, 2006	44.40	46.17	44.12	45.19
3639	NASDAQ	ARCB	Wed, Oct 18, 2006	46.68	46.75	44.37	44.64
3638	NASDAQ	ARCB	Tue, Oct 17, 2006	48.64	48.70	47.03	47.50
3637	NASDAQ	ARCB	Mon, Oct 16, 2006	48.95	49.66	48.71	49.45
3636	NASDAQ	ARCB	Fri, Oct 13, 2006	48.55	49.81	47.59	48.90
3635	NASDAQ	ARCB	Thu, Oct 12, 2006	47.67	48.40	47.15	48.36
3634	NASDAQ	ARCB	Wed, Oct 11, 2006	48.38	48.38	46.77	47.36
3633	NASDAQ	ARCB	Tue, Oct 10, 2006	47.31	48.64	47.31	48.37
3632	NASDAQ	ARCB	Mon, Oct 9, 2006	46.33	47.25	45.50	46.99
3631	NASDAQ	ARCB	Fri, Oct 6, 2006	46.78	46.94	45.86	46.59
3630	NASDAQ	ARCB	Thu, Oct 5, 2006	45.60	47.42	45.21	46.96
3629	NASDAQ	ARCB	Wed, Oct 4, 2006	43.46	46.09	43.13	45.53
3628	NASDAQ	ARCB	Tue, Oct 3, 2006	42.41	44.07	42.16	43.62
3627	NASDAQ	ARCB	Mon, Oct 2, 2006	43.03	43.06	42.30	42.39
3626	NASDAQ	ARCB	Fri, Sep 29, 2006	43.88	43.88	42.66	43.03
3625	NASDAQ	ARCB	Thu, Sep 28, 2006	43.83	44.17	43.05	44.00
3624	NASDAQ	ARCB	Wed, Sep 27, 2006	44.41	44.71	43.43	43.68
3623	NASDAQ	ARCB	Tue, Sep 26, 2006	43.18	44.76	43.18	44.48
3622	NASDAQ	ARCB	Mon, Sep 25, 2006	43.06	43.43	42.08	43.14
3621	NASDAQ	ARCB	Fri, Sep 22, 2006	42.98	43.08	41.88	42.50
3620	NASDAQ	ARCB	Thu, Sep 21, 2006	44.23	44.71	42.87	43.00
3619	NASDAQ	ARCB	Wed, Sep 20, 2006	44.00	44.70	43.87	44.26
3618	NASDAQ	ARCB	Tue, Sep 19, 2006	43.58	43.58	42.12	43.53
3617	NASDAQ	ARCB	Mon, Sep 18, 2006	43.50	44.74	43.33	43.60
3616	NASDAQ	ARCB	Fri, Sep 15, 2006	46.16	46.49	43.68	43.83
3615	NASDAQ	ARCB	Thu, Sep 14, 2006	46.56	46.71	45.51	45.82
3614	NASDAQ	ARCB	Wed, Sep 13, 2006	46.40	47.08	46.20	47.04
3613	NASDAQ	ARCB	Tue, Sep 12, 2006	44.38	46.84	44.38	46.54
3612	NASDAQ	ARCB	Mon, Sep 11, 2006	42.80	44.36	42.80	44.31
3611	NASDAQ	ARCB	Fri, Sep 8, 2006	43.04	43.49	42.75	43.26
3610	NASDAQ	ARCB	Thu, Sep 7, 2006	43.23	43.51	42.50	43.01
3609	NASDAQ	ARCB	Wed, Sep 6, 2006	44.25	44.25	43.35	43.36
3608	NASDAQ	ARCB	Tue, Sep 5, 2006	44.20	44.57	44.07	44.33
3607	NASDAQ	ARCB	Fri, Sep 1, 2006	44.38	44.81	43.93	44.41
3606	NASDAQ	ARCB	Thu, Aug 31, 2006	44.82	45.12	44.10	44.15
3605	NASDAQ	ARCB	Wed, Aug 30, 2006	44.95	45.15	44.04	44.59
3604	NASDAQ	ARCB	Tue, Aug 29, 2006	44.39	45.15	44.00	44.86
3603	NASDAQ	ARCB	Mon, Aug 28, 2006	42.24	44.41	42.23	44.35
3602	NASDAQ	ARCB	Fri, Aug 25, 2006	41.66	42.35	41.50	42.15
3601	NASDAQ	ARCB	Thu, Aug 24, 2006	43.12	43.42	41.80	41.81
3600	NASDAQ	ARCB	Wed, Aug 23, 2006	43.20	43.66	42.37	43.07
3599	NASDAQ	ARCB	Tue, Aug 22, 2006	43.59	44.28	43.22	43.25
3598	NASDAQ	ARCB	Mon, Aug 21, 2006	44.70	44.83	43.52	43.76
3597	NASDAQ	ARCB	Fri, Aug 18, 2006	45.25	45.50	44.53	44.98
3596	NASDAQ	ARCB	Thu, Aug 17, 2006	45.15	45.96	44.94	45.34
3595	NASDAQ	ARCB	Wed, Aug 16, 2006	44.51	45.65	44.13	45.31
3594	NASDAQ	ARCB	Tue, Aug 15, 2006	42.60	44.40	42.60	44.14
3593	NASDAQ	ARCB	Mon, Aug 14, 2006	42.08	43.58	42.08	42.40
3592	NASDAQ	ARCB	Fri, Aug 11, 2006	42.88	43.16	41.53	41.74
3591	NASDAQ	ARCB	Thu, Aug 10, 2006	42.07	43.43	41.83	43.02
3590	NASDAQ	ARCB	Wed, Aug 9, 2006	44.88	45.24	41.82	42.25
3589	NASDAQ	ARCB	Tue, Aug 8, 2006	45.10	46.14	44.38	44.48
3588	NASDAQ	ARCB	Mon, Aug 7, 2006	44.84	45.18	44.22	44.82
3587	NASDAQ	ARCB	Fri, Aug 4, 2006	46.91	48.26	44.57	44.94
3586	NASDAQ	ARCB	Thu, Aug 3, 2006	43.34	46.75	43.11	46.37
3585	NASDAQ	ARCB	Wed, Aug 2, 2006	44.00	44.74	43.09	43.51
3584	NASDAQ	ARCB	Tue, Aug 1, 2006	44.00	44.24	43.62	43.91
3583	NASDAQ	ARCB	Mon, Jul 31, 2006	44.66	44.96	43.62	44.43
3582	NASDAQ	ARCB	Fri, Jul 28, 2006	43.50	44.82	43.31	44.25
3581	NASDAQ	ARCB	Thu, Jul 27, 2006	44.69	45.50	43.38	43.59
3580	NASDAQ	ARCB	Wed, Jul 26, 2006	47.16	47.16	44.07	45.05
3579	NASDAQ	ARCB	Tue, Jul 25, 2006	48.05	48.07	46.20	47.24
3578	NASDAQ	ARCB	Mon, Jul 24, 2006	45.31	48.39	45.31	48.15
3577	NASDAQ	ARCB	Fri, Jul 21, 2006	44.13	44.71	42.51	44.50
3576	NASDAQ	ARCB	Thu, Jul 20, 2006	47.53	47.79	44.16	44.29
3575	NASDAQ	ARCB	Wed, Jul 19, 2006	46.75	48.21	46.67	47.60
3574	NASDAQ	ARCB	Tue, Jul 18, 2006	46.20	47.05	46.20	46.73
3573	NASDAQ	ARCB	Mon, Jul 17, 2006	45.67	46.92	45.67	46.26
3572	NASDAQ	ARCB	Fri, Jul 14, 2006	45.56	46.06	44.41	46.01
3571	NASDAQ	ARCB	Thu, Jul 13, 2006	46.97	47.00	45.52	45.69
3570	NASDAQ	ARCB	Wed, Jul 12, 2006	47.89	48.65	47.05	47.21
3569	NASDAQ	ARCB	Tue, Jul 11, 2006	47.84	48.20	47.28	48.08
3568	NASDAQ	ARCB	Mon, Jul 10, 2006	48.15	48.82	47.84	48.03
3567	NASDAQ	ARCB	Fri, Jul 7, 2006	49.50	49.50	47.83	48.08
3566	NASDAQ	ARCB	Thu, Jul 6, 2006	50.12	50.54	49.22	49.77
3565	NASDAQ	ARCB	Wed, Jul 5, 2006	50.36	50.49	49.25	50.12
3564	NASDAQ	ARCB	Mon, Jul 3, 2006	50.21	50.67	50.00	50.57
3563	NASDAQ	ARCB	Fri, Jun 30, 2006	49.65	50.32	49.50	50.21
3562	NASDAQ	ARCB	Thu, Jun 29, 2006	47.17	49.35	46.73	49.33
3561	NASDAQ	ARCB	Wed, Jun 28, 2006	46.73	47.08	46.03	47.05
3560	NASDAQ	ARCB	Tue, Jun 27, 2006	46.51	47.85	46.20	46.41
3559	NASDAQ	ARCB	Mon, Jun 26, 2006	47.22	47.22	45.75	46.66
3558	NASDAQ	ARCB	Fri, Jun 23, 2006	45.97	47.21	45.89	46.95
3557	NASDAQ	ARCB	Thu, Jun 22, 2006	44.16	45.96	44.16	45.89
3556	NASDAQ	ARCB	Wed, Jun 21, 2006	41.68	43.29	41.66	43.15
3555	NASDAQ	ARCB	Tue, Jun 20, 2006	41.83	42.47	41.56	41.87
3554	NASDAQ	ARCB	Mon, Jun 19, 2006	42.25	42.48	41.25	41.97
3553	NASDAQ	ARCB	Fri, Jun 16, 2006	42.33	43.26	41.79	42.09
3552	NASDAQ	ARCB	Thu, Jun 15, 2006	41.30	42.50	41.04	42.44
3551	NASDAQ	ARCB	Wed, Jun 14, 2006	41.00	42.24	40.16	40.94
3550	NASDAQ	ARCB	Tue, Jun 13, 2006	41.32	42.00	40.74	40.96
3549	NASDAQ	ARCB	Mon, Jun 12, 2006	43.09	43.23	41.42	41.42
3548	NASDAQ	ARCB	Fri, Jun 9, 2006	42.75	43.83	42.51	43.05
3547	NASDAQ	ARCB	Thu, Jun 8, 2006	42.07	42.81	40.97	42.51
3546	NASDAQ	ARCB	Wed, Jun 7, 2006	42.51	43.00	41.87	42.42
3545	NASDAQ	ARCB	Tue, Jun 6, 2006	41.60	41.78	40.05	41.37
3544	NASDAQ	ARCB	Mon, Jun 5, 2006	43.67	43.80	41.72	41.72
3543	NASDAQ	ARCB	Fri, Jun 2, 2006	42.34	43.84	42.15	43.81
3542	NASDAQ	ARCB	Thu, Jun 1, 2006	41.31	42.59	41.01	42.51
3541	NASDAQ	ARCB	Wed, May 31, 2006	40.82	41.49	40.43	41.21
3540	NASDAQ	ARCB	Tue, May 30, 2006	42.09	42.27	40.77	40.90
3539	NASDAQ	ARCB	Fri, May 26, 2006	42.89	42.89	42.18	42.37
3538	NASDAQ	ARCB	Thu, May 25, 2006	42.49	43.39	42.09	42.80
3537	NASDAQ	ARCB	Wed, May 24, 2006	42.73	42.88	41.30	42.00
3536	NASDAQ	ARCB	Tue, May 23, 2006	43.59	44.39	42.62	42.71
3535	NASDAQ	ARCB	Mon, May 22, 2006	43.00	43.54	41.30	43.30
3534	NASDAQ	ARCB	Fri, May 19, 2006	42.97	43.60	42.13	43.08
3533	NASDAQ	ARCB	Thu, May 18, 2006	42.28	43.38	41.96	43.08
3532	NASDAQ	ARCB	Wed, May 17, 2006	42.02	42.18	41.30	41.99
3531	NASDAQ	ARCB	Tue, May 16, 2006	43.86	43.86	42.08	42.24
3530	NASDAQ	ARCB	Mon, May 15, 2006	43.00	44.07	42.79	43.59
3529	NASDAQ	ARCB	Fri, May 12, 2006	45.27	45.35	43.34	43.37
3528	NASDAQ	ARCB	Thu, May 11, 2006	45.48	45.70	44.50	45.38
3527	NASDAQ	ARCB	Wed, May 10, 2006	45.36	46.38	44.91	45.67
3526	NASDAQ	ARCB	Tue, May 9, 2006	43.54	45.44	43.38	45.23
3525	NASDAQ	ARCB	Mon, May 8, 2006	43.46	43.88	43.10	43.51
3524	NASDAQ	ARCB	Fri, May 5, 2006	42.71	43.69	42.31	43.43
3523	NASDAQ	ARCB	Thu, May 4, 2006	41.92	43.08	41.72	42.39
3522	NASDAQ	ARCB	Wed, May 3, 2006	41.31	42.07	40.91	41.76
3521	NASDAQ	ARCB	Tue, May 2, 2006	42.29	42.29	41.17	41.47
3520	NASDAQ	ARCB	Mon, May 1, 2006	42.89	43.21	41.70	42.20
3519	NASDAQ	ARCB	Fri, Apr 28, 2006	43.00	43.40	42.56	42.92
3518	NASDAQ	ARCB	Thu, Apr 27, 2006	42.85	44.20	42.25	43.17
3517	NASDAQ	ARCB	Wed, Apr 26, 2006	42.50	44.00	42.06	43.11
3516	NASDAQ	ARCB	Tue, Apr 25, 2006	40.85	42.88	40.85	42.62
3515	NASDAQ	ARCB	Mon, Apr 24, 2006	39.42	41.50	39.32	40.53
3514	NASDAQ	ARCB	Fri, Apr 21, 2006	43.08	43.53	42.35	42.71
3513	NASDAQ	ARCB	Thu, Apr 20, 2006	41.55	43.76	41.55	42.68
3512	NASDAQ	ARCB	Wed, Apr 19, 2006	40.34	41.37	40.10	41.32
3511	NASDAQ	ARCB	Tue, Apr 18, 2006	39.42	40.58	39.42	40.50
3510	NASDAQ	ARCB	Mon, Apr 17, 2006	39.55	39.60	39.01	39.09
3509	NASDAQ	ARCB	Thu, Apr 13, 2006	39.24	39.54	38.69	39.28
3508	NASDAQ	ARCB	Wed, Apr 12, 2006	39.17	39.28	38.45	39.20
3507	NASDAQ	ARCB	Tue, Apr 11, 2006	39.82	39.98	38.80	39.01
3506	NASDAQ	ARCB	Mon, Apr 10, 2006	41.05	41.05	39.65	40.01
3505	NASDAQ	ARCB	Fri, Apr 7, 2006	41.38	41.68	40.63	40.88
3504	NASDAQ	ARCB	Thu, Apr 6, 2006	40.26	41.31	40.12	41.15
3503	NASDAQ	ARCB	Wed, Apr 5, 2006	40.40	40.60	40.14	40.41
3502	NASDAQ	ARCB	Tue, Apr 4, 2006	39.84	40.58	39.65	40.28
3501	NASDAQ	ARCB	Mon, Apr 3, 2006	39.40	40.44	39.11	39.67
3500	NASDAQ	ARCB	Fri, Mar 31, 2006	40.42	40.42	38.90	39.12
3499	NASDAQ	ARCB	Thu, Mar 30, 2006	40.80	40.80	40.16	40.37
3498	NASDAQ	ARCB	Wed, Mar 29, 2006	40.41	40.95	39.83	40.70
3497	NASDAQ	ARCB	Tue, Mar 28, 2006	41.25	41.25	40.39	40.53
3496	NASDAQ	ARCB	Mon, Mar 27, 2006	40.85	41.86	40.85	41.00
3495	NASDAQ	ARCB	Fri, Mar 24, 2006	40.70	41.25	40.32	40.96
3494	NASDAQ	ARCB	Thu, Mar 23, 2006	40.51	40.79	39.70	40.47
3493	NASDAQ	ARCB	Wed, Mar 22, 2006	41.34	42.54	41.28	42.50
3492	NASDAQ	ARCB	Tue, Mar 21, 2006	42.38	42.38	41.40	41.45
3491	NASDAQ	ARCB	Mon, Mar 20, 2006	41.36	42.35	41.35	42.26
3490	NASDAQ	ARCB	Fri, Mar 17, 2006	41.50	41.60	40.56	41.53
3489	NASDAQ	ARCB	Thu, Mar 16, 2006	42.70	42.70	41.21	41.40
3488	NASDAQ	ARCB	Wed, Mar 15, 2006	42.30	42.73	41.86	42.57
3487	NASDAQ	ARCB	Tue, Mar 14, 2006	42.06	42.39	41.86	42.30
3486	NASDAQ	ARCB	Mon, Mar 13, 2006	42.01	42.71	41.95	42.20
3485	NASDAQ	ARCB	Fri, Mar 10, 2006	40.98	42.39	40.76	41.95
3484	NASDAQ	ARCB	Thu, Mar 9, 2006	41.56	41.88	41.00	41.09
3483	NASDAQ	ARCB	Wed, Mar 8, 2006	41.55	42.15	41.12	41.55
3482	NASDAQ	ARCB	Tue, Mar 7, 2006	41.40	41.95	41.10	41.74
3481	NASDAQ	ARCB	Mon, Mar 6, 2006	42.10	42.18	41.27	41.45
3480	NASDAQ	ARCB	Fri, Mar 3, 2006	41.97	42.35	41.90	41.98
3479	NASDAQ	ARCB	Thu, Mar 2, 2006	42.49	42.63	41.75	41.97
3478	NASDAQ	ARCB	Wed, Mar 1, 2006	41.60	42.77	41.54	42.69
3477	NASDAQ	ARCB	Tue, Feb 28, 2006	42.40	42.52	41.51	41.56
3476	NASDAQ	ARCB	Mon, Feb 27, 2006	42.41	43.05	42.35	42.57
3475	NASDAQ	ARCB	Fri, Feb 24, 2006	42.79	42.93	41.97	42.47
3474	NASDAQ	ARCB	Thu, Feb 23, 2006	42.70	43.00	42.30	42.89
3473	NASDAQ	ARCB	Wed, Feb 22, 2006	42.71	43.00	42.30	42.95
3472	NASDAQ	ARCB	Tue, Feb 21, 2006	42.56	42.74	41.60	42.61
3471	NASDAQ	ARCB	Fri, Feb 17, 2006	42.96	42.96	42.06	42.50
3470	NASDAQ	ARCB	Thu, Feb 16, 2006	43.26	43.54	42.51	42.86
3469	NASDAQ	ARCB	Wed, Feb 15, 2006	43.59	43.65	42.35	43.10
3468	NASDAQ	ARCB	Tue, Feb 14, 2006	42.78	43.95	42.02	43.70
3467	NASDAQ	ARCB	Mon, Feb 13, 2006	43.40	43.47	42.47	42.65
3466	NASDAQ	ARCB	Fri, Feb 10, 2006	42.02	43.40	41.32	43.29
3465	NASDAQ	ARCB	Thu, Feb 9, 2006	42.75	43.09	42.05	42.08
3464	NASDAQ	ARCB	Wed, Feb 8, 2006	42.75	42.92	42.07	42.79
3463	NASDAQ	ARCB	Tue, Feb 7, 2006	43.00	43.00	42.27	42.54
3462	NASDAQ	ARCB	Mon, Feb 6, 2006	41.40	43.20	41.23	42.92
3461	NASDAQ	ARCB	Fri, Feb 3, 2006	42.70	43.05	42.00	42.13
3460	NASDAQ	ARCB	Thu, Feb 2, 2006	42.77	43.12	42.61	42.95
3459	NASDAQ	ARCB	Wed, Feb 1, 2006	42.91	43.35	42.03	43.01
3458	NASDAQ	ARCB	Tue, Jan 31, 2006	43.37	43.64	42.49	42.81
3457	NASDAQ	ARCB	Mon, Jan 30, 2006	42.72	44.11	42.64	43.55
3456	NASDAQ	ARCB	Fri, Jan 27, 2006	43.91	44.25	42.55	42.74
3455	NASDAQ	ARCB	Thu, Jan 26, 2006	45.10	46.42	42.27	43.68
3454	NASDAQ	ARCB	Wed, Jan 25, 2006	44.44	44.94	43.43	44.37
3453	NASDAQ	ARCB	Tue, Jan 24, 2006	43.48	44.95	43.47	44.83
3452	NASDAQ	ARCB	Mon, Jan 23, 2006	44.60	44.60	43.11	43.25
3451	NASDAQ	ARCB	Fri, Jan 20, 2006	45.21	45.60	44.03	44.58
3450	NASDAQ	ARCB	Thu, Jan 19, 2006	44.11	45.20	43.86	45.07
3449	NASDAQ	ARCB	Wed, Jan 18, 2006	44.33	44.47	43.60	44.06
3448	NASDAQ	ARCB	Tue, Jan 17, 2006	45.10	45.74	44.52	44.91
3447	NASDAQ	ARCB	Fri, Jan 13, 2006	44.91	45.85	44.91	45.34
3446	NASDAQ	ARCB	Thu, Jan 12, 2006	43.80	45.20	43.47	45.09
3445	NASDAQ	ARCB	Wed, Jan 11, 2006	44.59	44.87	43.90	43.98
3444	NASDAQ	ARCB	Tue, Jan 10, 2006	45.22	45.40	44.64	44.73
3443	NASDAQ	ARCB	Mon, Jan 9, 2006	44.55	45.88	44.55	45.42
3442	NASDAQ	ARCB	Fri, Jan 6, 2006	44.72	45.04	44.29	44.61
3441	NASDAQ	ARCB	Thu, Jan 5, 2006	44.10	44.63	43.91	44.49
3440	NASDAQ	ARCB	Wed, Jan 4, 2006	44.40	45.17	44.02	44.35
3439	NASDAQ	ARCB	Tue, Jan 3, 2006	43.52	44.68	41.93	44.58
3438	NASDAQ	ARCB	Fri, Dec 30, 2005	44.35	44.49	43.29	43.68
3437	NASDAQ	ARCB	Thu, Dec 29, 2005	44.60	45.32	44.46	44.48
3436	NASDAQ	ARCB	Wed, Dec 28, 2005	44.00	45.08	43.76	44.68
3435	NASDAQ	ARCB	Tue, Dec 27, 2005	45.45	45.63	43.81	44.07
3434	NASDAQ	ARCB	Fri, Dec 23, 2005	44.82	45.69	44.62	45.50
3433	NASDAQ	ARCB	Thu, Dec 22, 2005	43.40	44.77	43.40	44.71
3432	NASDAQ	ARCB	Wed, Dec 21, 2005	42.45	43.99	42.32	43.56
3431	NASDAQ	ARCB	Tue, Dec 20, 2005	42.82	43.02	41.87	42.19
3430	NASDAQ	ARCB	Mon, Dec 19, 2005	43.64	43.75	42.40	42.61
3429	NASDAQ	ARCB	Fri, Dec 16, 2005	43.26	44.15	43.26	43.64
3428	NASDAQ	ARCB	Thu, Dec 15, 2005	43.49	43.73	42.59	43.16
3427	NASDAQ	ARCB	Wed, Dec 14, 2005	42.95	43.55	42.85	43.42
3426	NASDAQ	ARCB	Tue, Dec 13, 2005	42.25	43.02	41.85	42.96
3425	NASDAQ	ARCB	Mon, Dec 12, 2005	41.75	42.83	41.75	42.48
3424	NASDAQ	ARCB	Fri, Dec 9, 2005	41.56	42.28	41.56	41.75
3423	NASDAQ	ARCB	Thu, Dec 8, 2005	41.91	42.19	41.50	41.70
3422	NASDAQ	ARCB	Wed, Dec 7, 2005	41.46	42.29	41.39	41.53
3421	NASDAQ	ARCB	Tue, Dec 6, 2005	41.34	42.11	41.29	41.60
3420	NASDAQ	ARCB	Mon, Dec 5, 2005	41.05	41.68	40.70	41.13
3419	NASDAQ	ARCB	Fri, Dec 2, 2005	41.24	41.49	40.69	41.22
3418	NASDAQ	ARCB	Thu, Dec 1, 2005	41.43	42.25	41.18	41.39
3417	NASDAQ	ARCB	Wed, Nov 30, 2005	41.20	41.80	40.99	41.24
3416	NASDAQ	ARCB	Tue, Nov 29, 2005	40.77	41.19	40.73	41.16
3415	NASDAQ	ARCB	Mon, Nov 28, 2005	41.77	42.00	40.50	40.60
3414	NASDAQ	ARCB	Fri, Nov 25, 2005	41.95	42.11	41.65	41.83
3413	NASDAQ	ARCB	Wed, Nov 23, 2005	42.02	42.24	41.89	42.09
3412	NASDAQ	ARCB	Tue, Nov 22, 2005	41.75	42.17	41.44	41.91
3411	NASDAQ	ARCB	Mon, Nov 21, 2005	42.00	42.05	41.55	41.91
3410	NASDAQ	ARCB	Fri, Nov 18, 2005	42.33	42.37	41.50	41.99
3409	NASDAQ	ARCB	Thu, Nov 17, 2005	41.34	42.12	41.23	41.99
3408	NASDAQ	ARCB	Wed, Nov 16, 2005	40.94	41.78	40.77	41.34
3407	NASDAQ	ARCB	Tue, Nov 15, 2005	41.71	42.13	40.93	40.94
3406	NASDAQ	ARCB	Mon, Nov 14, 2005	42.45	43.07	41.55	41.70
3405	NASDAQ	ARCB	Fri, Nov 11, 2005	41.84	42.68	41.52	42.60
3404	NASDAQ	ARCB	Thu, Nov 10, 2005	41.29	42.25	41.20	41.75
3403	NASDAQ	ARCB	Wed, Nov 9, 2005	41.31	41.99	40.94	41.84
3402	NASDAQ	ARCB	Tue, Nov 8, 2005	40.57	41.56	40.50	41.18
3401	NASDAQ	ARCB	Mon, Nov 7, 2005	40.40	41.13	40.19	41.03
3400	NASDAQ	ARCB	Fri, Nov 4, 2005	40.25	40.62	39.41	40.32
3399	NASDAQ	ARCB	Thu, Nov 3, 2005	40.20	41.09	39.85	40.30
3398	NASDAQ	ARCB	Wed, Nov 2, 2005	38.88	40.37	38.38	39.80
3397	NASDAQ	ARCB	Tue, Nov 1, 2005	38.50	39.17	38.50	38.77
3396	NASDAQ	ARCB	Mon, Oct 31, 2005	38.00	39.22	37.93	38.76
3395	NASDAQ	ARCB	Fri, Oct 28, 2005	36.60	38.03	36.42	38.00
3394	NASDAQ	ARCB	Thu, Oct 27, 2005	38.13	38.26	36.41	36.59
3393	NASDAQ	ARCB	Wed, Oct 26, 2005	38.54	39.26	37.94	38.26
3392	NASDAQ	ARCB	Tue, Oct 25, 2005	37.70	39.36	37.67	38.55
3391	NASDAQ	ARCB	Mon, Oct 24, 2005	35.11	39.62	35.11	37.96
3390	NASDAQ	ARCB	Fri, Oct 21, 2005	33.23	34.21	32.78	33.59
3389	NASDAQ	ARCB	Thu, Oct 20, 2005	33.85	34.13	32.70	33.15
3388	NASDAQ	ARCB	Wed, Oct 19, 2005	33.09	34.17	32.97	33.95
3387	NASDAQ	ARCB	Tue, Oct 18, 2005	33.24	33.94	32.91	33.26
3386	NASDAQ	ARCB	Mon, Oct 17, 2005	33.43	33.95	33.38	33.75
3385	NASDAQ	ARCB	Fri, Oct 14, 2005	33.46	33.88	33.18	33.53
3384	NASDAQ	ARCB	Thu, Oct 13, 2005	32.90	33.35	32.36	33.06
3383	NASDAQ	ARCB	Wed, Oct 12, 2005	33.76	34.08	32.86	33.02
3382	NASDAQ	ARCB	Tue, Oct 11, 2005	33.55	34.46	33.53	33.90
3381	NASDAQ	ARCB	Mon, Oct 10, 2005	33.72	33.94	33.18	33.45
3380	NASDAQ	ARCB	Fri, Oct 7, 2005	33.04	33.80	33.02	33.47
3379	NASDAQ	ARCB	Thu, Oct 6, 2005	32.77	33.74	32.73	33.12
3378	NASDAQ	ARCB	Wed, Oct 5, 2005	33.69	33.85	32.72	32.80
3377	NASDAQ	ARCB	Tue, Oct 4, 2005	34.44	34.77	33.81	33.83
3376	NASDAQ	ARCB	Mon, Oct 3, 2005	34.95	35.24	34.14	34.41
3375	NASDAQ	ARCB	Fri, Sep 30, 2005	34.43	34.94	34.23	34.87
3374	NASDAQ	ARCB	Thu, Sep 29, 2005	33.65	35.14	33.51	34.50
3373	NASDAQ	ARCB	Wed, Sep 28, 2005	33.32	33.85	33.32	33.69
3372	NASDAQ	ARCB	Tue, Sep 27, 2005	33.50	33.88	32.98	33.32
3371	NASDAQ	ARCB	Mon, Sep 26, 2005	33.25	33.90	33.11	33.57
3370	NASDAQ	ARCB	Fri, Sep 23, 2005	32.51	33.28	32.35	33.04
3369	NASDAQ	ARCB	Thu, Sep 22, 2005	32.35	32.79	32.09	32.48
3368	NASDAQ	ARCB	Wed, Sep 21, 2005	32.35	32.79	32.17	32.40
3367	NASDAQ	ARCB	Tue, Sep 20, 2005	32.65	33.19	32.35	32.35
3366	NASDAQ	ARCB	Mon, Sep 19, 2005	33.55	33.75	32.56	32.80
3365	NASDAQ	ARCB	Fri, Sep 16, 2005	33.30	33.74	32.93	33.71
3364	NASDAQ	ARCB	Thu, Sep 15, 2005	32.95	33.20	32.71	33.04
3363	NASDAQ	ARCB	Wed, Sep 14, 2005	33.00	33.18	32.36	32.85
3362	NASDAQ	ARCB	Tue, Sep 13, 2005	33.25	33.26	32.75	32.99
3361	NASDAQ	ARCB	Mon, Sep 12, 2005	33.54	33.83	33.29	33.32
3360	NASDAQ	ARCB	Fri, Sep 9, 2005	34.28	34.28	33.26	33.69
3359	NASDAQ	ARCB	Thu, Sep 8, 2005	34.78	34.87	34.30	34.65
3358	NASDAQ	ARCB	Wed, Sep 7, 2005	34.99	35.04	34.49	34.94
3357	NASDAQ	ARCB	Tue, Sep 6, 2005	34.25	35.10	34.25	34.86
3356	NASDAQ	ARCB	Fri, Sep 2, 2005	34.90	35.09	34.23	34.45
3355	NASDAQ	ARCB	Thu, Sep 1, 2005	33.67	35.06	33.22	34.87
3354	NASDAQ	ARCB	Wed, Aug 31, 2005	33.41	33.69	32.75	33.67
3353	NASDAQ	ARCB	Tue, Aug 30, 2005	34.13	34.22	33.21	33.41
3352	NASDAQ	ARCB	Mon, Aug 29, 2005	33.33	34.20	33.20	34.20
3351	NASDAQ	ARCB	Fri, Aug 26, 2005	34.13	34.18	33.10	33.50
3350	NASDAQ	ARCB	Thu, Aug 25, 2005	33.91	34.28	33.91	34.13
3349	NASDAQ	ARCB	Wed, Aug 24, 2005	33.70	34.48	33.64	34.01
3348	NASDAQ	ARCB	Tue, Aug 23, 2005	34.30	34.36	33.47	33.76
3347	NASDAQ	ARCB	Mon, Aug 22, 2005	34.45	34.55	34.00	34.21
3346	NASDAQ	ARCB	Fri, Aug 19, 2005	34.37	34.60	34.13	34.45
3345	NASDAQ	ARCB	Thu, Aug 18, 2005	34.21	34.47	33.86	34.37
3344	NASDAQ	ARCB	Wed, Aug 17, 2005	34.07	34.62	33.94	34.42
3343	NASDAQ	ARCB	Tue, Aug 16, 2005	34.68	34.79	34.07	34.15
3342	NASDAQ	ARCB	Mon, Aug 15, 2005	34.28	34.75	33.83	34.63
3341	NASDAQ	ARCB	Fri, Aug 12, 2005	34.79	34.99	33.73	34.48
3340	NASDAQ	ARCB	Thu, Aug 11, 2005	34.22	34.97	34.22	34.72
3339	NASDAQ	ARCB	Wed, Aug 10, 2005	34.23	35.39	34.00	34.30
3338	NASDAQ	ARCB	Tue, Aug 9, 2005	34.23	34.79	34.00	34.26
3337	NASDAQ	ARCB	Mon, Aug 8, 2005	34.17	34.77	34.10	34.24
3336	NASDAQ	ARCB	Fri, Aug 5, 2005	34.60	34.85	34.18	34.27
3335	NASDAQ	ARCB	Thu, Aug 4, 2005	34.89	34.96	34.50	34.59
3334	NASDAQ	ARCB	Wed, Aug 3, 2005	34.78	34.97	34.51	34.81
3333	NASDAQ	ARCB	Tue, Aug 2, 2005	34.63	34.98	34.48	34.86
3332	NASDAQ	ARCB	Mon, Aug 1, 2005	34.49	34.98	34.21	34.56
3331	NASDAQ	ARCB	Fri, Jul 29, 2005	35.00	35.15	33.98	34.30
3330	NASDAQ	ARCB	Thu, Jul 28, 2005	34.63	35.35	34.18	35.10
3329	NASDAQ	ARCB	Wed, Jul 27, 2005	34.55	34.90	33.79	34.39
3328	NASDAQ	ARCB	Tue, Jul 26, 2005	34.80	35.13	34.37	34.59
3327	NASDAQ	ARCB	Mon, Jul 25, 2005	35.86	36.10	34.75	34.80
3326	NASDAQ	ARCB	Fri, Jul 22, 2005	36.28	36.79	35.22	35.99
3325	NASDAQ	ARCB	Thu, Jul 21, 2005	35.59	37.44	35.27	36.32
3324	NASDAQ	ARCB	Wed, Jul 20, 2005	34.07	35.98	33.96	35.56
3323	NASDAQ	ARCB	Tue, Jul 19, 2005	34.02	34.20	33.40	33.99
3322	NASDAQ	ARCB	Mon, Jul 18, 2005	34.36	34.46	33.89	33.90
3321	NASDAQ	ARCB	Fri, Jul 15, 2005	34.41	34.66	33.90	34.31
3320	NASDAQ	ARCB	Thu, Jul 14, 2005	34.99	35.28	34.69	34.90
3319	NASDAQ	ARCB	Wed, Jul 13, 2005	35.07	35.10	34.40	34.49
3318	NASDAQ	ARCB	Tue, Jul 12, 2005	35.11	35.61	34.86	35.01
3317	NASDAQ	ARCB	Mon, Jul 11, 2005	35.24	35.64	34.88	35.15
3316	NASDAQ	ARCB	Fri, Jul 8, 2005	34.04	35.25	33.82	34.98
3315	NASDAQ	ARCB	Thu, Jul 7, 2005	33.23	34.32	32.65	33.95
3314	NASDAQ	ARCB	Wed, Jul 6, 2005	33.40	33.74	33.25	33.42
3313	NASDAQ	ARCB	Tue, Jul 5, 2005	32.90	33.39	32.06	33.33
3312	NASDAQ	ARCB	Fri, Jul 1, 2005	31.80	32.57	31.64	32.56
3311	NASDAQ	ARCB	Thu, Jun 30, 2005	32.34	32.41	31.63	31.81
3310	NASDAQ	ARCB	Wed, Jun 29, 2005	32.23	32.78	32.08	32.17
3309	NASDAQ	ARCB	Tue, Jun 28, 2005	30.96	32.22	30.78	32.16
3308	NASDAQ	ARCB	Mon, Jun 27, 2005	30.81	31.23	30.78	30.88
3307	NASDAQ	ARCB	Fri, Jun 24, 2005	31.54	32.12	30.89	30.91
3306	NASDAQ	ARCB	Thu, Jun 23, 2005	32.03	32.12	31.39	31.51
3305	NASDAQ	ARCB	Wed, Jun 22, 2005	31.62	32.42	31.62	32.28
3304	NASDAQ	ARCB	Tue, Jun 21, 2005	31.40	31.73	31.34	31.50
3303	NASDAQ	ARCB	Mon, Jun 20, 2005	32.01	32.13	31.15	31.37
3302	NASDAQ	ARCB	Fri, Jun 17, 2005	31.25	31.79	31.18	31.62
3301	NASDAQ	ARCB	Thu, Jun 16, 2005	30.97	31.21	30.91	31.18
3300	NASDAQ	ARCB	Wed, Jun 15, 2005	30.91	31.05	30.70	30.98
3299	NASDAQ	ARCB	Tue, Jun 14, 2005	30.91	30.97	30.61	30.71
3298	NASDAQ	ARCB	Mon, Jun 13, 2005	31.55	31.55	30.75	30.96
3297	NASDAQ	ARCB	Fri, Jun 10, 2005	31.67	31.80	31.27	31.55
3296	NASDAQ	ARCB	Thu, Jun 9, 2005	31.71	31.82	30.49	31.61
3295	NASDAQ	ARCB	Wed, Jun 8, 2005	32.90	32.90	31.53	31.82
3294	NASDAQ	ARCB	Tue, Jun 7, 2005	33.16	33.53	32.88	32.91
3293	NASDAQ	ARCB	Mon, Jun 6, 2005	32.69	33.15	32.65	33.02
3292	NASDAQ	ARCB	Fri, Jun 3, 2005	32.85	33.24	32.73	32.74
3291	NASDAQ	ARCB	Thu, Jun 2, 2005	32.77	33.22	32.53	33.02
3290	NASDAQ	ARCB	Wed, Jun 1, 2005	32.86	33.50	32.63	33.01
3289	NASDAQ	ARCB	Tue, May 31, 2005	33.01	33.26	32.54	32.66
3288	NASDAQ	ARCB	Fri, May 27, 2005	33.66	33.68	33.01	33.06
3287	NASDAQ	ARCB	Thu, May 26, 2005	32.97	33.61	32.97	33.48
3286	NASDAQ	ARCB	Wed, May 25, 2005	33.08	33.25	32.45	32.85
3285	NASDAQ	ARCB	Tue, May 24, 2005	32.72	33.50	32.34	33.11
3284	NASDAQ	ARCB	Mon, May 23, 2005	32.47	33.46	32.44	32.86
3283	NASDAQ	ARCB	Fri, May 20, 2005	32.39	32.54	31.87	32.46
3282	NASDAQ	ARCB	Thu, May 19, 2005	32.99	33.20	32.17	32.32
3281	NASDAQ	ARCB	Wed, May 18, 2005	32.19	33.10	32.19	32.98
3280	NASDAQ	ARCB	Tue, May 17, 2005	32.00	32.59	31.78	32.41
3279	NASDAQ	ARCB	Mon, May 16, 2005	31.60	32.82	31.04	32.26
3278	NASDAQ	ARCB	Fri, May 13, 2005	31.39	31.40	30.25	30.52
3277	NASDAQ	ARCB	Thu, May 12, 2005	32.12	32.47	31.00	31.39
3276	NASDAQ	ARCB	Wed, May 11, 2005	32.27	32.70	31.74	31.90
3275	NASDAQ	ARCB	Tue, May 10, 2005	33.19	33.19	32.00	32.00
3274	NASDAQ	ARCB	Mon, May 9, 2005	32.70	33.20	32.61	33.13
3273	NASDAQ	ARCB	Fri, May 6, 2005	32.63	33.38	32.63	32.87
3272	NASDAQ	ARCB	Thu, May 5, 2005	32.59	33.50	32.50	32.71
3271	NASDAQ	ARCB	Wed, May 4, 2005	32.74	32.97	32.16	32.84
3270	NASDAQ	ARCB	Tue, May 3, 2005	32.00	32.95	32.00	32.46
3269	NASDAQ	ARCB	Mon, May 2, 2005	31.53	32.40	31.53	32.38
3268	NASDAQ	ARCB	Fri, Apr 29, 2005	31.29	32.03	31.21	31.53
3267	NASDAQ	ARCB	Thu, Apr 28, 2005	31.60	31.93	31.29	31.30
3266	NASDAQ	ARCB	Wed, Apr 27, 2005	31.79	32.53	31.06	31.88
3265	NASDAQ	ARCB	Tue, Apr 26, 2005	32.75	33.08	31.61	31.71
3264	NASDAQ	ARCB	Mon, Apr 25, 2005	33.29	33.29	32.27	32.63
3263	NASDAQ	ARCB	Fri, Apr 22, 2005	33.61	33.88	32.79	32.81
3262	NASDAQ	ARCB	Thu, Apr 21, 2005	32.71	34.16	32.71	33.98
3261	NASDAQ	ARCB	Wed, Apr 20, 2005	34.10	34.27	32.62	32.65
3260	NASDAQ	ARCB	Tue, Apr 19, 2005	32.80	34.24	32.80	34.23
3259	NASDAQ	ARCB	Mon, Apr 18, 2005	32.80	33.59	32.64	32.73
3258	NASDAQ	ARCB	Fri, Apr 15, 2005	33.41	34.38	32.68	32.90
3257	NASDAQ	ARCB	Thu, Apr 14, 2005	34.14	34.40	32.91	33.44
3256	NASDAQ	ARCB	Wed, Apr 13, 2005	35.55	35.85	34.12	34.23
3255	NASDAQ	ARCB	Tue, Apr 12, 2005	34.95	36.06	34.85	35.72
3254	NASDAQ	ARCB	Mon, Apr 11, 2005	36.00	36.60	34.54	35.00
3253	NASDAQ	ARCB	Fri, Apr 8, 2005	36.58	37.00	35.72	35.79
3252	NASDAQ	ARCB	Thu, Apr 7, 2005	37.75	37.97	36.92	37.82
3251	NASDAQ	ARCB	Wed, Apr 6, 2005	37.87	38.56	37.74	37.78
3250	NASDAQ	ARCB	Tue, Apr 5, 2005	37.90	38.31	37.48	37.51
3249	NASDAQ	ARCB	Mon, Apr 4, 2005	37.79	38.40	35.84	38.07
3248	NASDAQ	ARCB	Fri, Apr 1, 2005	38.17	38.86	37.65	38.10
3247	NASDAQ	ARCB	Thu, Mar 31, 2005	38.00	38.01	37.47	37.78
3246	NASDAQ	ARCB	Wed, Mar 30, 2005	38.01	39.47	37.75	37.99
3245	NASDAQ	ARCB	Tue, Mar 29, 2005	39.78	39.91	37.41	37.75
3244	NASDAQ	ARCB	Mon, Mar 28, 2005	39.54	40.15	39.50	39.66
3243	NASDAQ	ARCB	Thu, Mar 24, 2005	39.79	40.02	39.50	39.52
3242	NASDAQ	ARCB	Wed, Mar 23, 2005	40.86	40.93	38.89	39.47
3241	NASDAQ	ARCB	Tue, Mar 22, 2005	40.86	41.95	40.78	41.06
3240	NASDAQ	ARCB	Mon, Mar 21, 2005	41.65	41.65	39.63	40.60
3239	NASDAQ	ARCB	Fri, Mar 18, 2005	42.43	42.88	41.22	41.45
3238	NASDAQ	ARCB	Thu, Mar 17, 2005	43.20	43.33	42.36	42.42
3237	NASDAQ	ARCB	Wed, Mar 16, 2005	44.08	44.08	42.74	43.15
3236	NASDAQ	ARCB	Tue, Mar 15, 2005	44.74	44.80	43.90	43.98
3235	NASDAQ	ARCB	Mon, Mar 14, 2005	44.46	44.74	44.22	44.65
3234	NASDAQ	ARCB	Fri, Mar 11, 2005	44.45	45.14	44.02	44.31
3233	NASDAQ	ARCB	Thu, Mar 10, 2005	44.63	44.92	44.05	44.32
3232	NASDAQ	ARCB	Wed, Mar 9, 2005	44.93	45.10	44.08	44.50
3231	NASDAQ	ARCB	Tue, Mar 8, 2005	44.26	44.93	43.66	44.78
3230	NASDAQ	ARCB	Mon, Mar 7, 2005	43.68	44.47	43.41	44.11
3229	NASDAQ	ARCB	Fri, Mar 4, 2005	43.70	43.93	43.07	43.41
3228	NASDAQ	ARCB	Thu, Mar 3, 2005	43.61	43.92	43.29	43.39
3227	NASDAQ	ARCB	Wed, Mar 2, 2005	43.19	43.93	43.10	43.61
3226	NASDAQ	ARCB	Tue, Mar 1, 2005	43.54	43.54	42.81	43.41
3225	NASDAQ	ARCB	Mon, Feb 28, 2005	41.75	44.25	41.73	43.22
3224	NASDAQ	ARCB	Fri, Feb 25, 2005	40.64	41.40	40.46	41.40
3223	NASDAQ	ARCB	Thu, Feb 24, 2005	39.52	40.76	39.20	40.64
3222	NASDAQ	ARCB	Wed, Feb 23, 2005	39.47	40.45	39.25	39.61
3221	NASDAQ	ARCB	Tue, Feb 22, 2005	40.43	40.61	39.00	39.21
3220	NASDAQ	ARCB	Fri, Feb 18, 2005	41.13	41.38	40.28	40.48
3219	NASDAQ	ARCB	Thu, Feb 17, 2005	41.15	41.35	40.45	41.08
3218	NASDAQ	ARCB	Wed, Feb 16, 2005	40.40	41.25	39.86	41.00
3217	NASDAQ	ARCB	Tue, Feb 15, 2005	39.60	40.60	39.51	40.30
3216	NASDAQ	ARCB	Mon, Feb 14, 2005	39.56	40.03	39.20	39.31
3215	NASDAQ	ARCB	Fri, Feb 11, 2005	39.40	40.28	39.13	39.62
3214	NASDAQ	ARCB	Thu, Feb 10, 2005	39.62	40.35	39.09	39.21
3213	NASDAQ	ARCB	Wed, Feb 9, 2005	40.69	40.69	39.70	39.81
3212	NASDAQ	ARCB	Tue, Feb 8, 2005	41.19	41.19	40.14	40.33
3211	NASDAQ	ARCB	Mon, Feb 7, 2005	41.79	41.96	40.88	40.88
3210	NASDAQ	ARCB	Fri, Feb 4, 2005	41.67	42.10	41.40	41.77
3209	NASDAQ	ARCB	Thu, Feb 3, 2005	41.85	41.85	41.00	41.42
3208	NASDAQ	ARCB	Wed, Feb 2, 2005	40.90	42.13	40.63	41.67
3207	NASDAQ	ARCB	Tue, Feb 1, 2005	40.08	41.44	39.87	40.86
3206	NASDAQ	ARCB	Mon, Jan 31, 2005	39.52	40.98	39.31	40.17
3205	NASDAQ	ARCB	Fri, Jan 28, 2005	40.20	40.25	38.63	39.17
3204	NASDAQ	ARCB	Thu, Jan 27, 2005	41.20	41.20	39.24	39.80
3203	NASDAQ	ARCB	Wed, Jan 26, 2005	41.07	41.38	40.60	41.35
3202	NASDAQ	ARCB	Tue, Jan 25, 2005	39.11	40.79	38.85	40.53
3201	NASDAQ	ARCB	Mon, Jan 24, 2005	38.80	39.86	38.80	38.91
3200	NASDAQ	ARCB	Fri, Jan 21, 2005	40.22	40.50	38.93	39.08
3199	NASDAQ	ARCB	Thu, Jan 20, 2005	40.86	41.05	39.85	39.87
3198	NASDAQ	ARCB	Wed, Jan 19, 2005	41.29	41.63	40.70	40.86
3197	NASDAQ	ARCB	Tue, Jan 18, 2005	40.21	41.26	40.21	41.11
3196	NASDAQ	ARCB	Fri, Jan 14, 2005	39.12	40.59	39.10	40.58
3195	NASDAQ	ARCB	Thu, Jan 13, 2005	39.30	39.30	38.74	39.06
3194	NASDAQ	ARCB	Wed, Jan 12, 2005	40.25	40.34	38.90	39.14
3193	NASDAQ	ARCB	Tue, Jan 11, 2005	40.92	41.00	40.21	40.21
3192	NASDAQ	ARCB	Mon, Jan 10, 2005	41.61	41.78	40.50	40.91
3191	NASDAQ	ARCB	Fri, Jan 7, 2005	42.77	42.89	40.85	41.17
3190	NASDAQ	ARCB	Thu, Jan 6, 2005	42.89	43.83	42.39	43.02
3189	NASDAQ	ARCB	Wed, Jan 5, 2005	43.96	43.96	42.34	42.34
3188	NASDAQ	ARCB	Tue, Jan 4, 2005	45.16	45.49	43.54	43.59
3187	NASDAQ	ARCB	Mon, Jan 3, 2005	45.52	45.74	44.67	44.93
3186	NASDAQ	ARCB	Fri, Dec 31, 2004	45.25	45.25	44.83	44.89
3185	NASDAQ	ARCB	Thu, Dec 30, 2004	45.51	45.72	44.83	45.02
3184	NASDAQ	ARCB	Wed, Dec 29, 2004	45.61	45.93	45.25	45.52
3183	NASDAQ	ARCB	Tue, Dec 28, 2004	45.18	46.68	45.16	45.99
3182	NASDAQ	ARCB	Mon, Dec 27, 2004	45.70	45.70	44.76	44.76
3181	NASDAQ	ARCB	Thu, Dec 23, 2004	45.88	46.13	45.30	45.32
3180	NASDAQ	ARCB	Wed, Dec 22, 2004	45.00	46.60	44.99	46.10
3179	NASDAQ	ARCB	Tue, Dec 21, 2004	44.49	44.98	44.16	44.93
3178	NASDAQ	ARCB	Mon, Dec 20, 2004	44.25	44.55	43.90	44.41
3177	NASDAQ	ARCB	Fri, Dec 17, 2004	43.73	44.20	43.67	44.01
3176	NASDAQ	ARCB	Thu, Dec 16, 2004	43.86	44.06	43.07	43.89
3175	NASDAQ	ARCB	Wed, Dec 15, 2004	43.09	44.14	43.09	44.10
3174	NASDAQ	ARCB	Tue, Dec 14, 2004	42.90	43.63	42.59	43.60
3173	NASDAQ	ARCB	Mon, Dec 13, 2004	42.76	43.32	41.90	43.17
3172	NASDAQ	ARCB	Fri, Dec 10, 2004	43.14	43.14	42.14	42.40
3171	NASDAQ	ARCB	Thu, Dec 9, 2004	43.75	43.75	42.31	42.95
3170	NASDAQ	ARCB	Wed, Dec 8, 2004	43.01	44.25	43.01	43.69
3169	NASDAQ	ARCB	Tue, Dec 7, 2004	43.75	44.01	42.82	43.04
3168	NASDAQ	ARCB	Mon, Dec 6, 2004	44.12	44.20	43.18	43.65
3167	NASDAQ	ARCB	Fri, Dec 3, 2004	43.35	44.20	43.30	44.08
3166	NASDAQ	ARCB	Thu, Dec 2, 2004	43.56	43.91	43.19	43.60
3165	NASDAQ	ARCB	Wed, Dec 1, 2004	43.22	43.78	42.81	43.44
3164	NASDAQ	ARCB	Tue, Nov 30, 2004	43.00	43.22	42.61	43.12
3163	NASDAQ	ARCB	Mon, Nov 29, 2004	42.25	43.15	42.17	42.77
3162	NASDAQ	ARCB	Fri, Nov 26, 2004	42.06	42.28	41.64	42.03
3161	NASDAQ	ARCB	Wed, Nov 24, 2004	41.46	42.00	41.04	41.76
3160	NASDAQ	ARCB	Tue, Nov 23, 2004	41.50	41.66	40.50	41.39
3159	NASDAQ	ARCB	Mon, Nov 22, 2004	40.58	41.56	40.50	41.46
3158	NASDAQ	ARCB	Fri, Nov 19, 2004	41.38	41.68	40.50	40.52
3157	NASDAQ	ARCB	Thu, Nov 18, 2004	41.48	42.28	41.48	41.72
3156	NASDAQ	ARCB	Wed, Nov 17, 2004	40.33	41.83	40.32	41.68
3155	NASDAQ	ARCB	Tue, Nov 16, 2004	40.71	40.96	40.18	40.20
3154	NASDAQ	ARCB	Mon, Nov 15, 2004	41.83	41.83	40.61	40.90
3153	NASDAQ	ARCB	Fri, Nov 12, 2004	41.49	41.78	40.96	41.70
3152	NASDAQ	ARCB	Thu, Nov 11, 2004	40.63	41.55	40.62	41.49
3151	NASDAQ	ARCB	Wed, Nov 10, 2004	40.50	40.65	40.38	40.49
3150	NASDAQ	ARCB	Tue, Nov 9, 2004	40.54	40.75	40.13	40.50
3149	NASDAQ	ARCB	Mon, Nov 8, 2004	40.65	41.01	40.24	40.64
3148	NASDAQ	ARCB	Fri, Nov 5, 2004	40.55	41.43	39.71	40.58
3147	NASDAQ	ARCB	Thu, Nov 4, 2004	39.97	40.30	39.69	40.23
3146	NASDAQ	ARCB	Wed, Nov 3, 2004	39.68	40.09	39.66	39.97
3145	NASDAQ	ARCB	Tue, Nov 2, 2004	38.67	39.63	38.56	39.15
3144	NASDAQ	ARCB	Mon, Nov 1, 2004	39.53	39.61	38.85	39.42
3143	NASDAQ	ARCB	Fri, Oct 29, 2004	39.00	39.52	38.87	39.09
3142	NASDAQ	ARCB	Thu, Oct 28, 2004	38.94	38.97	38.34	38.89
3141	NASDAQ	ARCB	Wed, Oct 27, 2004	38.82	39.69	38.28	39.07
3140	NASDAQ	ARCB	Tue, Oct 26, 2004	38.31	39.37	37.89	39.32
3139	NASDAQ	ARCB	Mon, Oct 25, 2004	36.74	38.14	36.55	38.13
3138	NASDAQ	ARCB	Fri, Oct 22, 2004	38.10	38.49	36.69	36.79
3137	NASDAQ	ARCB	Thu, Oct 21, 2004	40.30	40.75	37.57	38.11
3136	NASDAQ	ARCB	Wed, Oct 20, 2004	39.27	40.16	39.06	40.13
3135	NASDAQ	ARCB	Tue, Oct 19, 2004	39.35	40.00	39.00	39.53
3134	NASDAQ	ARCB	Mon, Oct 18, 2004	38.54	39.27	38.43	39.22
3133	NASDAQ	ARCB	Fri, Oct 15, 2004	37.44	38.57	37.34	38.41
3132	NASDAQ	ARCB	Thu, Oct 14, 2004	36.87	37.75	36.80	37.22
3131	NASDAQ	ARCB	Wed, Oct 13, 2004	37.78	38.15	36.68	37.10
3130	NASDAQ	ARCB	Tue, Oct 12, 2004	37.77	37.86	37.00	37.78
3129	NASDAQ	ARCB	Mon, Oct 11, 2004	37.50	38.14	37.26	38.01
3128	NASDAQ	ARCB	Fri, Oct 8, 2004	38.10	38.42	37.52	37.80
3127	NASDAQ	ARCB	Thu, Oct 7, 2004	38.57	38.95	38.11	38.11
3126	NASDAQ	ARCB	Wed, Oct 6, 2004	37.79	38.96	37.78	38.85
3125	NASDAQ	ARCB	Tue, Oct 5, 2004	37.75	38.58	37.65	38.01
3124	NASDAQ	ARCB	Mon, Oct 4, 2004	38.20	38.49	37.82	38.04
3123	NASDAQ	ARCB	Fri, Oct 1, 2004	36.81	38.42	36.79	38.15
3122	NASDAQ	ARCB	Thu, Sep 30, 2004	36.37	36.92	36.34	36.62
3121	NASDAQ	ARCB	Wed, Sep 29, 2004	36.15	36.57	35.84	36.57
3120	NASDAQ	ARCB	Tue, Sep 28, 2004	35.79	36.09	35.36	35.82
3119	NASDAQ	ARCB	Mon, Sep 27, 2004	36.25	36.33	35.55	35.89
3118	NASDAQ	ARCB	Fri, Sep 24, 2004	34.70	36.53	34.58	36.11
3117	NASDAQ	ARCB	Thu, Sep 23, 2004	36.47	36.57	35.58	35.58
3116	NASDAQ	ARCB	Wed, Sep 22, 2004	36.14	36.64	35.76	36.35
3115	NASDAQ	ARCB	Tue, Sep 21, 2004	35.98	36.69	35.68	36.59
3114	NASDAQ	ARCB	Mon, Sep 20, 2004	35.75	36.21	35.51	35.89
3113	NASDAQ	ARCB	Fri, Sep 17, 2004	35.97	36.37	35.34	35.69
3112	NASDAQ	ARCB	Thu, Sep 16, 2004	35.60	35.81	35.35	35.47
3111	NASDAQ	ARCB	Wed, Sep 15, 2004	35.92	35.94	35.34	35.87
3110	NASDAQ	ARCB	Tue, Sep 14, 2004	36.34	36.35	35.56	35.72
3109	NASDAQ	ARCB	Mon, Sep 13, 2004	36.58	36.73	36.26	36.35
3108	NASDAQ	ARCB	Fri, Sep 10, 2004	36.50	36.54	35.97	36.37
3107	NASDAQ	ARCB	Thu, Sep 9, 2004	36.40	36.55	36.06	36.26
3106	NASDAQ	ARCB	Wed, Sep 8, 2004	37.05	37.12	36.20	36.32
3105	NASDAQ	ARCB	Tue, Sep 7, 2004	36.40	37.14	36.39	36.93
3104	NASDAQ	ARCB	Fri, Sep 3, 2004	35.34	36.16	35.01	36.03
3103	NASDAQ	ARCB	Thu, Sep 2, 2004	34.20	35.25	34.00	35.15
3102	NASDAQ	ARCB	Wed, Sep 1, 2004	34.50	35.30	33.90	34.02
3101	NASDAQ	ARCB	Tue, Aug 31, 2004	34.27	34.86	33.90	34.45
3100	NASDAQ	ARCB	Mon, Aug 30, 2004	35.13	35.15	34.08	34.12
3099	NASDAQ	ARCB	Fri, Aug 27, 2004	35.29	35.50	35.14	35.27
3098	NASDAQ	ARCB	Thu, Aug 26, 2004	35.00	35.60	34.94	35.20
3097	NASDAQ	ARCB	Wed, Aug 25, 2004	35.24	35.50	34.51	35.32
3096	NASDAQ	ARCB	Tue, Aug 24, 2004	35.50	35.56	34.59	35.21
3095	NASDAQ	ARCB	Mon, Aug 23, 2004	36.24	36.25	34.95	35.04
3094	NASDAQ	ARCB	Fri, Aug 20, 2004	36.10	36.87	35.60	36.68
3093	NASDAQ	ARCB	Thu, Aug 19, 2004	36.65	36.75	35.60	35.86
3092	NASDAQ	ARCB	Wed, Aug 18, 2004	35.97	36.94	35.93	36.67
3091	NASDAQ	ARCB	Tue, Aug 17, 2004	36.25	36.85	35.67	36.25
3090	NASDAQ	ARCB	Mon, Aug 16, 2004	35.20	36.23	35.03	36.22
3089	NASDAQ	ARCB	Fri, Aug 13, 2004	35.63	35.85	34.80	35.07
3088	NASDAQ	ARCB	Thu, Aug 12, 2004	36.70	36.70	35.29	35.54
3087	NASDAQ	ARCB	Wed, Aug 11, 2004	35.91	37.12	35.50	36.67
3086	NASDAQ	ARCB	Tue, Aug 10, 2004	34.30	35.67	34.30	35.67
3085	NASDAQ	ARCB	Mon, Aug 9, 2004	34.15	34.61	33.93	34.26
3084	NASDAQ	ARCB	Fri, Aug 6, 2004	33.81	34.60	33.67	33.74
3083	NASDAQ	ARCB	Thu, Aug 5, 2004	35.58	35.80	34.01	34.10
3082	NASDAQ	ARCB	Wed, Aug 4, 2004	35.45	35.75	35.00	35.75
3081	NASDAQ	ARCB	Tue, Aug 3, 2004	36.10	36.10	35.32	35.33
3080	NASDAQ	ARCB	Mon, Aug 2, 2004	35.00	36.12	34.65	36.11
3079	NASDAQ	ARCB	Fri, Jul 30, 2004	35.10	35.49	34.52	34.97
3078	NASDAQ	ARCB	Thu, Jul 29, 2004	34.28	35.39	34.28	35.25
3077	NASDAQ	ARCB	Wed, Jul 28, 2004	34.50	34.50	33.64	34.15
3076	NASDAQ	ARCB	Tue, Jul 27, 2004	33.89	34.53	33.65	34.46
3075	NASDAQ	ARCB	Mon, Jul 26, 2004	34.00	34.15	33.50	33.69
3074	NASDAQ	ARCB	Fri, Jul 23, 2004	34.70	34.86	33.71	33.75
3073	NASDAQ	ARCB	Thu, Jul 22, 2004	34.20	34.75	33.46	34.48
3072	NASDAQ	ARCB	Wed, Jul 21, 2004	34.35	34.97	34.01	34.23
3071	NASDAQ	ARCB	Tue, Jul 20, 2004	34.08	34.45	33.00	34.15
3070	NASDAQ	ARCB	Mon, Jul 19, 2004	31.82	32.10	31.48	31.48
3069	NASDAQ	ARCB	Fri, Jul 16, 2004	31.90	32.40	31.63	31.78
3068	NASDAQ	ARCB	Thu, Jul 15, 2004	31.35	32.00	31.17	31.85
3067	NASDAQ	ARCB	Wed, Jul 14, 2004	31.00	31.50	30.93	31.30
3066	NASDAQ	ARCB	Tue, Jul 13, 2004	30.35	31.16	30.23	30.96
3065	NASDAQ	ARCB	Mon, Jul 12, 2004	30.60	30.75	30.07	30.29
3064	NASDAQ	ARCB	Fri, Jul 9, 2004	31.07	31.85	30.50	30.62
3063	NASDAQ	ARCB	Thu, Jul 8, 2004	32.13	32.13	30.90	31.10
3062	NASDAQ	ARCB	Wed, Jul 7, 2004	31.90	32.26	31.54	31.90
3061	NASDAQ	ARCB	Tue, Jul 6, 2004	32.45	32.49	31.45	31.60
3060	NASDAQ	ARCB	Fri, Jul 2, 2004	32.50	32.65	32.15	32.36
3059	NASDAQ	ARCB	Thu, Jul 1, 2004	32.89	33.05	32.27	32.28
3058	NASDAQ	ARCB	Wed, Jun 30, 2004	32.25	32.99	32.05	32.92
3057	NASDAQ	ARCB	Tue, Jun 29, 2004	32.10	32.25	31.85	32.24
3056	NASDAQ	ARCB	Mon, Jun 28, 2004	32.06	32.20	31.93	32.10
3055	NASDAQ	ARCB	Fri, Jun 25, 2004	31.90	32.06	31.75	32.05
3054	NASDAQ	ARCB	Thu, Jun 24, 2004	32.02	32.19	31.80	31.82
3053	NASDAQ	ARCB	Wed, Jun 23, 2004	31.30	32.19	31.30	32.07
3052	NASDAQ	ARCB	Tue, Jun 22, 2004	31.42	31.50	30.99	31.47
3051	NASDAQ	ARCB	Mon, Jun 21, 2004	31.76	31.92	31.28	31.49
3050	NASDAQ	ARCB	Fri, Jun 18, 2004	31.66	32.05	31.53	31.89
3049	NASDAQ	ARCB	Thu, Jun 17, 2004	32.00	32.05	31.62	31.85
3048	NASDAQ	ARCB	Wed, Jun 16, 2004	31.61	32.25	31.47	31.97
3047	NASDAQ	ARCB	Tue, Jun 15, 2004	32.18	32.35	30.83	31.61
3046	NASDAQ	ARCB	Mon, Jun 14, 2004	31.00	31.08	30.30	30.50
3045	NASDAQ	ARCB	Thu, Jun 10, 2004	30.80	31.20	30.70	30.88
3044	NASDAQ	ARCB	Wed, Jun 9, 2004	31.66	31.86	30.79	30.89
3043	NASDAQ	ARCB	Tue, Jun 8, 2004	31.01	31.85	31.01	31.69
3042	NASDAQ	ARCB	Mon, Jun 7, 2004	30.55	31.39	30.55	31.39
3041	NASDAQ	ARCB	Fri, Jun 4, 2004	29.61	30.69	29.47	30.60
3040	NASDAQ	ARCB	Thu, Jun 3, 2004	29.90	30.14	29.30	29.30
3039	NASDAQ	ARCB	Wed, Jun 2, 2004	30.04	30.28	29.91	30.25
3038	NASDAQ	ARCB	Tue, Jun 1, 2004	29.75	30.15	29.71	29.97
3037	NASDAQ	ARCB	Fri, May 28, 2004	29.99	30.01	29.72	29.88
3036	NASDAQ	ARCB	Thu, May 27, 2004	29.79	30.05	29.40	30.00
3035	NASDAQ	ARCB	Wed, May 26, 2004	29.59	29.80	29.35	29.79
3034	NASDAQ	ARCB	Tue, May 25, 2004	28.48	29.75	28.48	29.74
3033	NASDAQ	ARCB	Mon, May 24, 2004	28.99	29.34	28.40	28.75
3032	NASDAQ	ARCB	Fri, May 21, 2004	28.50	29.00	28.10	28.88
3031	NASDAQ	ARCB	Thu, May 20, 2004	28.75	29.01	28.37	28.60
3030	NASDAQ	ARCB	Wed, May 19, 2004	29.25	29.85	28.51	28.67
3029	NASDAQ	ARCB	Tue, May 18, 2004	27.62	28.70	27.62	28.63
3028	NASDAQ	ARCB	Mon, May 17, 2004	27.47	27.81	26.60	27.61
3027	NASDAQ	ARCB	Fri, May 14, 2004	27.20	28.14	27.09	27.67
3026	NASDAQ	ARCB	Thu, May 13, 2004	26.82	27.36	26.75	27.28
3025	NASDAQ	ARCB	Wed, May 12, 2004	26.21	27.26	25.65	27.08
3024	NASDAQ	ARCB	Tue, May 11, 2004	25.79	26.59	25.50	26.09
3023	NASDAQ	ARCB	Mon, May 10, 2004	25.40	25.84	25.18	25.20
3022	NASDAQ	ARCB	Fri, May 7, 2004	26.00	26.25	25.57	25.65
3021	NASDAQ	ARCB	Thu, May 6, 2004	26.50	26.75	25.80	26.30
3020	NASDAQ	ARCB	Wed, May 5, 2004	26.98	26.98	26.45	26.67
3019	NASDAQ	ARCB	Tue, May 4, 2004	26.75	27.00	26.36	26.65
3018	NASDAQ	ARCB	Mon, May 3, 2004	25.95	26.89	25.95	26.58
3017	NASDAQ	ARCB	Fri, Apr 30, 2004	26.25	26.35	25.91	25.91
3016	NASDAQ	ARCB	Thu, Apr 29, 2004	26.91	27.06	26.04	26.30
3015	NASDAQ	ARCB	Wed, Apr 28, 2004	27.70	27.75	26.90	27.00
3014	NASDAQ	ARCB	Tue, Apr 27, 2004	28.04	28.07	27.59	27.87
3013	NASDAQ	ARCB	Mon, Apr 26, 2004	27.90	28.60	27.24	28.03
3012	NASDAQ	ARCB	Fri, Apr 23, 2004	28.30	28.42	27.59	28.07
3011	NASDAQ	ARCB	Thu, Apr 22, 2004	27.53	28.39	27.53	28.31
3010	NASDAQ	ARCB	Wed, Apr 21, 2004	26.26	28.06	26.10	27.75
3009	NASDAQ	ARCB	Tue, Apr 20, 2004	28.32	29.50	27.80	27.80
3008	NASDAQ	ARCB	Mon, Apr 19, 2004	27.98	28.18	27.60	28.13
3007	NASDAQ	ARCB	Fri, Apr 16, 2004	28.01	28.49	27.74	27.99
3006	NASDAQ	ARCB	Thu, Apr 15, 2004	27.97	28.28	27.54	27.99
3005	NASDAQ	ARCB	Wed, Apr 14, 2004	27.68	28.10	27.45	27.97
3004	NASDAQ	ARCB	Tue, Apr 13, 2004	28.56	28.70	27.69	27.73
3003	NASDAQ	ARCB	Mon, Apr 12, 2004	28.37	28.75	28.37	28.53
3002	NASDAQ	ARCB	Thu, Apr 8, 2004	28.27	28.61	28.22	28.36
3001	NASDAQ	ARCB	Wed, Apr 7, 2004	28.09	28.48	28.01	28.20
3000	NASDAQ	ARCB	Tue, Apr 6, 2004	27.84	28.21	27.75	28.00
2999	NASDAQ	ARCB	Mon, Apr 5, 2004	27.61	27.97	27.40	27.93
2998	NASDAQ	ARCB	Fri, Apr 2, 2004	27.12	27.61	27.11	27.56
2997	NASDAQ	ARCB	Thu, Apr 1, 2004	26.68	27.02	26.66	26.96
2996	NASDAQ	ARCB	Wed, Mar 31, 2004	26.70	26.89	25.91	26.65
2995	NASDAQ	ARCB	Tue, Mar 30, 2004	27.11	27.11	26.10	26.36
2994	NASDAQ	ARCB	Mon, Mar 29, 2004	26.38	27.19	26.35	27.11
2993	NASDAQ	ARCB	Fri, Mar 26, 2004	25.95	26.69	25.85	26.33
2992	NASDAQ	ARCB	Thu, Mar 25, 2004	25.38	26.04	25.38	26.03
2991	NASDAQ	ARCB	Wed, Mar 24, 2004	25.49	25.54	25.27	25.32
2990	NASDAQ	ARCB	Tue, Mar 23, 2004	25.71	25.71	25.25	25.44
2989	NASDAQ	ARCB	Mon, Mar 22, 2004	26.22	26.33	25.53	25.57
2988	NASDAQ	ARCB	Fri, Mar 19, 2004	27.06	27.10	26.28	26.40
2987	NASDAQ	ARCB	Thu, Mar 18, 2004	26.93	27.00	26.54	26.87
2986	NASDAQ	ARCB	Wed, Mar 17, 2004	26.50	27.16	26.50	27.06
2985	NASDAQ	ARCB	Tue, Mar 16, 2004	27.05	27.24	26.15	26.60
2984	NASDAQ	ARCB	Mon, Mar 15, 2004	27.42	27.62	26.75	27.00
2983	NASDAQ	ARCB	Fri, Mar 12, 2004	27.21	27.56	26.78	27.56
2982	NASDAQ	ARCB	Thu, Mar 11, 2004	26.94	27.45	26.77	26.89
2981	NASDAQ	ARCB	Wed, Mar 10, 2004	27.38	27.48	26.80	26.84
2980	NASDAQ	ARCB	Tue, Mar 9, 2004	27.25	27.63	27.25	27.34
2979	NASDAQ	ARCB	Mon, Mar 8, 2004	27.35	27.49	27.14	27.28
2978	NASDAQ	ARCB	Fri, Mar 5, 2004	27.08	27.79	27.07	27.42
2977	NASDAQ	ARCB	Thu, Mar 4, 2004	27.34	27.73	27.00	27.27
2976	NASDAQ	ARCB	Wed, Mar 3, 2004	27.27	27.98	27.04	27.35
2975	NASDAQ	ARCB	Tue, Mar 2, 2004	27.33	27.85	27.29	27.35
2974	NASDAQ	ARCB	Mon, Mar 1, 2004	27.56	27.60	27.00	27.35
2973	NASDAQ	ARCB	Fri, Feb 27, 2004	27.15	28.22	27.00	27.33
2972	NASDAQ	ARCB	Thu, Feb 26, 2004	26.97	27.51	26.65	27.51
2971	NASDAQ	ARCB	Wed, Feb 25, 2004	27.20	27.20	26.61	27.07
2970	NASDAQ	ARCB	Tue, Feb 24, 2004	26.60	27.53	26.49	27.23
2969	NASDAQ	ARCB	Mon, Feb 23, 2004	27.77	28.02	27.77	27.77
2968	NASDAQ	ARCB	Fri, Feb 20, 2004	28.20	28.38	27.60	27.97
2967	NASDAQ	ARCB	Thu, Feb 19, 2004	28.79	29.03	28.18	28.20
2966	NASDAQ	ARCB	Wed, Feb 18, 2004	29.01	29.29	28.44	28.71
2965	NASDAQ	ARCB	Tue, Feb 17, 2004	29.27	29.50	28.70	29.20
2964	NASDAQ	ARCB	Fri, Feb 13, 2004	29.01	29.49	29.01	29.47
2963	NASDAQ	ARCB	Thu, Feb 12, 2004	29.18	29.30	28.33	29.29
2962	NASDAQ	ARCB	Wed, Feb 11, 2004	28.84	29.12	28.75	29.08
2961	NASDAQ	ARCB	Tue, Feb 10, 2004	28.35	28.95	28.35	28.85
2960	NASDAQ	ARCB	Mon, Feb 9, 2004	28.89	29.17	28.29	28.44
2959	NASDAQ	ARCB	Fri, Feb 6, 2004	27.75	29.03	27.45	29.03
2958	NASDAQ	ARCB	Thu, Feb 5, 2004	26.98	27.75	26.65	27.75
2957	NASDAQ	ARCB	Wed, Feb 4, 2004	28.07	28.07	27.52	27.60
2956	NASDAQ	ARCB	Tue, Feb 3, 2004	27.98	28.18	27.90	27.90
2955	NASDAQ	ARCB	Mon, Feb 2, 2004	28.76	28.76	27.88	28.00
2954	NASDAQ	ARCB	Fri, Jan 30, 2004	29.09	29.09	28.05	28.38
2953	NASDAQ	ARCB	Thu, Jan 29, 2004	29.04	29.89	29.04	29.42
2952	NASDAQ	ARCB	Wed, Jan 28, 2004	29.98	29.98	29.00	29.10
2951	NASDAQ	ARCB	Tue, Jan 27, 2004	30.30	30.68	29.28	29.80
2950	NASDAQ	ARCB	Mon, Jan 26, 2004	31.13	32.13	30.11	30.61
2949	NASDAQ	ARCB	Fri, Jan 23, 2004	33.48	34.15	33.01	34.15
2948	NASDAQ	ARCB	Thu, Jan 22, 2004	32.53	33.89	32.52	33.45
2947	NASDAQ	ARCB	Wed, Jan 21, 2004	32.16	33.00	31.95	32.93
2946	NASDAQ	ARCB	Tue, Jan 20, 2004	32.11	32.59	31.87	32.59
2945	NASDAQ	ARCB	Fri, Jan 16, 2004	32.65	33.11	32.17	32.17
2944	NASDAQ	ARCB	Thu, Jan 15, 2004	32.52	33.10	32.45	32.91
2943	NASDAQ	ARCB	Wed, Jan 14, 2004	32.26	32.77	32.08	32.74
2942	NASDAQ	ARCB	Tue, Jan 13, 2004	31.48	32.21	31.31	32.21
2941	NASDAQ	ARCB	Mon, Jan 12, 2004	31.61	31.77	31.25	31.39
2940	NASDAQ	ARCB	Fri, Jan 9, 2004	31.81	32.10	31.35	31.40
2939	NASDAQ	ARCB	Thu, Jan 8, 2004	31.75	32.31	31.66	31.95
2938	NASDAQ	ARCB	Wed, Jan 7, 2004	31.52	31.94	31.25	31.88
2937	NASDAQ	ARCB	Tue, Jan 6, 2004	31.98	32.12	31.56	31.56
2936	NASDAQ	ARCB	Mon, Jan 5, 2004	31.78	32.39	31.52	32.04
2935	NASDAQ	ARCB	Fri, Jan 2, 2004	31.40	32.38	31.34	31.75
2934	NASDAQ	ARCB	Wed, Dec 31, 2003	32.49	32.50	31.35	31.46
2933	NASDAQ	ARCB	Tue, Dec 30, 2003	32.15	32.43	31.63	32.43
2932	NASDAQ	ARCB	Mon, Dec 29, 2003	31.58	32.42	31.44	32.16
2931	NASDAQ	ARCB	Fri, Dec 26, 2003	31.36	31.65	31.32	31.50
2930	NASDAQ	ARCB	Wed, Dec 24, 2003	31.50	31.60	31.40	31.55
2929	NASDAQ	ARCB	Tue, Dec 23, 2003	31.34	31.65	31.34	31.55
2928	NASDAQ	ARCB	Mon, Dec 22, 2003	31.42	31.67	31.26	31.60
2927	NASDAQ	ARCB	Fri, Dec 19, 2003	32.50	32.52	31.22	31.65
2926	NASDAQ	ARCB	Thu, Dec 18, 2003	31.53	32.40	31.50	32.40
2925	NASDAQ	ARCB	Wed, Dec 17, 2003	31.19	31.81	31.08	31.59
2924	NASDAQ	ARCB	Tue, Dec 16, 2003	31.02	31.33	30.37	31.25
2923	NASDAQ	ARCB	Mon, Dec 15, 2003	31.22	31.82	31.10	31.25
2922	NASDAQ	ARCB	Fri, Dec 12, 2003	31.29	32.08	31.04	31.05
2921	NASDAQ	ARCB	Thu, Dec 11, 2003	30.74	31.72	30.73	31.54
2920	NASDAQ	ARCB	Wed, Dec 10, 2003	31.59	31.69	30.39	30.73
2919	NASDAQ	ARCB	Tue, Dec 9, 2003	32.16	32.22	31.50	31.50
2918	NASDAQ	ARCB	Mon, Dec 8, 2003	31.40	32.08	31.19	32.08
2917	NASDAQ	ARCB	Fri, Dec 5, 2003	31.92	31.92	31.20	31.47
2916	NASDAQ	ARCB	Thu, Dec 4, 2003	32.25	32.57	31.95	32.05
2915	NASDAQ	ARCB	Wed, Dec 3, 2003	31.40	32.26	31.40	32.24
2914	NASDAQ	ARCB	Tue, Dec 2, 2003	31.83	32.03	31.29	31.36
2913	NASDAQ	ARCB	Mon, Dec 1, 2003	31.65	32.30	31.58	31.76
2912	NASDAQ	ARCB	Fri, Nov 28, 2003	31.01	31.60	31.01	31.38
2911	NASDAQ	ARCB	Wed, Nov 26, 2003	31.30	31.65	31.12	31.48
2910	NASDAQ	ARCB	Tue, Nov 25, 2003	31.30	31.59	31.03	31.29
2909	NASDAQ	ARCB	Mon, Nov 24, 2003	31.29	31.86	31.29	31.46
2908	NASDAQ	ARCB	Fri, Nov 21, 2003	32.50	32.53	31.20	31.29
2907	NASDAQ	ARCB	Thu, Nov 20, 2003	32.36	32.79	32.25	32.50
2906	NASDAQ	ARCB	Wed, Nov 19, 2003	32.26	32.72	32.14	32.53
2905	NASDAQ	ARCB	Tue, Nov 18, 2003	32.53	32.92	32.25	32.29
2904	NASDAQ	ARCB	Mon, Nov 17, 2003	33.30	33.30	32.12	32.45
2903	NASDAQ	ARCB	Fri, Nov 14, 2003	33.94	34.07	33.07	33.34
2902	NASDAQ	ARCB	Thu, Nov 13, 2003	34.11	34.24	33.29	33.80
2901	NASDAQ	ARCB	Wed, Nov 12, 2003	34.34	34.35	34.02	34.27
2900	NASDAQ	ARCB	Tue, Nov 11, 2003	34.47	34.52	34.04	34.38
2899	NASDAQ	ARCB	Mon, Nov 10, 2003	33.70	34.55	33.70	34.33
2898	NASDAQ	ARCB	Fri, Nov 7, 2003	33.73	34.20	33.58	33.91
2897	NASDAQ	ARCB	Thu, Nov 6, 2003	33.46	33.81	33.07	33.69
2896	NASDAQ	ARCB	Wed, Nov 5, 2003	34.60	34.69	32.55	33.26
2895	NASDAQ	ARCB	Tue, Nov 4, 2003	34.19	34.73	33.80	34.55
2894	NASDAQ	ARCB	Mon, Nov 3, 2003	33.30	34.17	33.19	33.96
2893	NASDAQ	ARCB	Fri, Oct 31, 2003	33.65	34.00	32.85	33.17
2892	NASDAQ	ARCB	Thu, Oct 30, 2003	33.50	33.90	33.40	33.90
2891	NASDAQ	ARCB	Wed, Oct 29, 2003	32.87	33.45	32.64	33.36
2890	NASDAQ	ARCB	Tue, Oct 28, 2003	32.79	32.99	32.40	32.69
2889	NASDAQ	ARCB	Mon, Oct 27, 2003	32.50	33.13	32.30	32.59
2888	NASDAQ	ARCB	Fri, Oct 24, 2003	32.74	32.93	32.07	32.78
2887	NASDAQ	ARCB	Thu, Oct 23, 2003	32.54	33.14	31.77	32.90
2886	NASDAQ	ARCB	Wed, Oct 22, 2003	33.32	33.55	32.60	32.91
2885	NASDAQ	ARCB	Tue, Oct 21, 2003	32.63	33.31	32.47	33.31
2884	NASDAQ	ARCB	Mon, Oct 20, 2003	31.35	32.75	31.35	32.75
2883	NASDAQ	ARCB	Fri, Oct 17, 2003	32.01	32.11	31.27	31.32
2882	NASDAQ	ARCB	Thu, Oct 16, 2003	31.75	32.22	31.75	32.16
2881	NASDAQ	ARCB	Wed, Oct 15, 2003	32.40	32.42	31.47	31.82
2880	NASDAQ	ARCB	Tue, Oct 14, 2003	31.67	32.38	31.37	32.38
2879	NASDAQ	ARCB	Mon, Oct 13, 2003	31.07	31.63	30.97	31.53
2878	NASDAQ	ARCB	Fri, Oct 10, 2003	32.06	32.40	30.82	31.26
2877	NASDAQ	ARCB	Thu, Oct 9, 2003	31.47	32.60	31.46	32.50
2876	NASDAQ	ARCB	Wed, Oct 8, 2003	31.18	31.68	31.16	31.50
2875	NASDAQ	ARCB	Tue, Oct 7, 2003	30.64	31.65	30.48	31.56
2874	NASDAQ	ARCB	Mon, Oct 6, 2003	30.57	30.65	30.05	30.51
2873	NASDAQ	ARCB	Fri, Oct 3, 2003	29.47	30.65	29.42	30.56
2872	NASDAQ	ARCB	Thu, Oct 2, 2003	28.77	29.46	28.77	29.39
2871	NASDAQ	ARCB	Wed, Oct 1, 2003	27.62	28.82	27.45	28.76
2870	NASDAQ	ARCB	Tue, Sep 30, 2003	28.50	28.72	27.47	27.47
2869	NASDAQ	ARCB	Mon, Sep 29, 2003	28.23	28.74	27.56	28.31
2868	NASDAQ	ARCB	Fri, Sep 26, 2003	28.25	28.50	27.91	28.00
2867	NASDAQ	ARCB	Thu, Sep 25, 2003	28.78	29.22	28.27	28.44
2866	NASDAQ	ARCB	Wed, Sep 24, 2003	30.11	30.15	28.78	28.85
2865	NASDAQ	ARCB	Tue, Sep 23, 2003	30.00	30.51	29.80	30.04
2864	NASDAQ	ARCB	Mon, Sep 22, 2003	29.62	30.29	29.49	29.90
2863	NASDAQ	ARCB	Fri, Sep 19, 2003	28.34	29.05	28.25	28.79
2862	NASDAQ	ARCB	Thu, Sep 18, 2003	27.64	28.60	27.57	28.29
2861	NASDAQ	ARCB	Wed, Sep 17, 2003	27.54	27.80	27.28	27.55
2860	NASDAQ	ARCB	Tue, Sep 16, 2003	27.62	27.79	27.31	27.79
2859	NASDAQ	ARCB	Mon, Sep 15, 2003	27.34	27.74	26.91	27.50
2858	NASDAQ	ARCB	Fri, Sep 12, 2003	27.54	27.54	27.10	27.28
2857	NASDAQ	ARCB	Thu, Sep 11, 2003	27.65	27.90	27.25	27.48
2856	NASDAQ	ARCB	Wed, Sep 10, 2003	28.12	28.15	27.60	27.73
2855	NASDAQ	ARCB	Tue, Sep 9, 2003	28.29	28.50	27.82	28.07
2854	NASDAQ	ARCB	Mon, Sep 8, 2003	28.03	28.20	27.90	28.12
2853	NASDAQ	ARCB	Fri, Sep 5, 2003	27.88	28.12	27.88	28.10
2852	NASDAQ	ARCB	Thu, Sep 4, 2003	27.86	28.13	27.86	28.01
2851	NASDAQ	ARCB	Wed, Sep 3, 2003	28.00	28.10	27.81	27.99
2850	NASDAQ	ARCB	Tue, Sep 2, 2003	27.45	28.05	27.45	27.96
2849	NASDAQ	ARCB	Fri, Aug 29, 2003	27.25	27.55	27.15	27.41
2848	NASDAQ	ARCB	Thu, Aug 28, 2003	27.40	27.68	27.05	27.30
2847	NASDAQ	ARCB	Wed, Aug 27, 2003	27.50	27.66	27.38	27.40
2846	NASDAQ	ARCB	Tue, Aug 26, 2003	27.40	27.79	27.10	27.42
2845	NASDAQ	ARCB	Mon, Aug 25, 2003	27.20	27.43	27.00	27.34
2844	NASDAQ	ARCB	Fri, Aug 22, 2003	27.83	28.13	26.80	27.16
2843	NASDAQ	ARCB	Thu, Aug 21, 2003	27.90	28.23	27.80	27.95
2842	NASDAQ	ARCB	Wed, Aug 20, 2003	28.00	28.29	27.75	28.00
2841	NASDAQ	ARCB	Tue, Aug 19, 2003	27.88	28.44	27.60	27.97
2840	NASDAQ	ARCB	Mon, Aug 18, 2003	27.40	28.13	27.40	28.12
2839	NASDAQ	ARCB	Fri, Aug 15, 2003	27.99	27.99	27.25	27.63
2838	NASDAQ	ARCB	Thu, Aug 14, 2003	27.50	27.92	27.20	27.90
2837	NASDAQ	ARCB	Wed, Aug 13, 2003	27.06	27.43	27.00	27.42
2836	NASDAQ	ARCB	Tue, Aug 12, 2003	26.80	27.22	26.48	27.09
2835	NASDAQ	ARCB	Mon, Aug 11, 2003	26.70	27.25	26.41	26.59
2834	NASDAQ	ARCB	Fri, Aug 8, 2003	26.06	26.75	26.05	26.70
2833	NASDAQ	ARCB	Thu, Aug 7, 2003	25.80	26.04	25.54	26.01
2832	NASDAQ	ARCB	Wed, Aug 6, 2003	26.08	26.08	25.50	25.58
2831	NASDAQ	ARCB	Tue, Aug 5, 2003	26.40	27.05	25.83	25.90
2830	NASDAQ	ARCB	Mon, Aug 4, 2003	27.25	27.25	25.75	26.55
2829	NASDAQ	ARCB	Fri, Aug 1, 2003	27.94	27.99	26.64	27.20
2828	NASDAQ	ARCB	Thu, Jul 31, 2003	27.57	27.99	27.32	27.67
2827	NASDAQ	ARCB	Wed, Jul 30, 2003	27.20	27.46	26.81	27.17
2826	NASDAQ	ARCB	Tue, Jul 29, 2003	27.18	27.61	26.83	27.04
2825	NASDAQ	ARCB	Mon, Jul 28, 2003	27.05	27.56	26.74	27.25
2824	NASDAQ	ARCB	Fri, Jul 25, 2003	27.11	27.11	26.38	26.80
2823	NASDAQ	ARCB	Thu, Jul 24, 2003	27.16	27.29	26.90	26.98
2822	NASDAQ	ARCB	Wed, Jul 23, 2003	27.27	27.27	26.85	27.00
2821	NASDAQ	ARCB	Tue, Jul 22, 2003	27.20	27.36	26.77	27.18
2820	NASDAQ	ARCB	Mon, Jul 21, 2003	28.45	28.45	27.05	27.31
2819	NASDAQ	ARCB	Fri, Jul 18, 2003	25.80	29.08	25.48	28.31
2818	NASDAQ	ARCB	Thu, Jul 17, 2003	27.19	27.19	26.32	26.76
2817	NASDAQ	ARCB	Wed, Jul 16, 2003	27.45	27.53	26.87	27.10
2816	NASDAQ	ARCB	Tue, Jul 15, 2003	27.47	27.55	27.05	27.15
2815	NASDAQ	ARCB	Mon, Jul 14, 2003	27.55	27.78	27.14	27.23
2814	NASDAQ	ARCB	Fri, Jul 11, 2003	28.00	28.30	27.30	27.30
2813	NASDAQ	ARCB	Thu, Jul 10, 2003	28.84	28.84	27.83	28.25
2812	NASDAQ	ARCB	Wed, Jul 9, 2003	28.07	29.01	27.74	28.56
2811	NASDAQ	ARCB	Tue, Jul 8, 2003	27.46	29.79	27.40	28.10
2810	NASDAQ	ARCB	Mon, Jul 7, 2003	24.20	24.30	23.85	24.00
2809	NASDAQ	ARCB	Thu, Jul 3, 2003	24.55	24.69	23.97	24.25
2808	NASDAQ	ARCB	Wed, Jul 2, 2003	24.10	24.94	23.79	24.55
2807	NASDAQ	ARCB	Tue, Jul 1, 2003	23.51	24.17	23.49	23.92
2806	NASDAQ	ARCB	Mon, Jun 30, 2003	24.40	24.71	23.59	23.61
2805	NASDAQ	ARCB	Fri, Jun 27, 2003	23.70	25.00	23.62	24.40
2804	NASDAQ	ARCB	Thu, Jun 26, 2003	23.54	24.10	23.42	23.74
2803	NASDAQ	ARCB	Wed, Jun 25, 2003	23.28	23.53	22.92	23.40
2802	NASDAQ	ARCB	Tue, Jun 24, 2003	23.90	24.22	23.25	23.36
2801	NASDAQ	ARCB	Mon, Jun 23, 2003	24.75	24.80	23.91	24.00
2800	NASDAQ	ARCB	Fri, Jun 20, 2003	24.53	25.05	24.50	24.50
2799	NASDAQ	ARCB	Thu, Jun 19, 2003	24.65	24.89	24.53	24.68
2798	NASDAQ	ARCB	Wed, Jun 18, 2003	24.91	25.00	24.55	24.59
2797	NASDAQ	ARCB	Tue, Jun 17, 2003	25.00	25.00	24.60	25.00
2796	NASDAQ	ARCB	Mon, Jun 16, 2003	24.77	25.14	24.75	24.89
2795	NASDAQ	ARCB	Fri, Jun 13, 2003	25.40	25.41	24.58	24.74
2794	NASDAQ	ARCB	Thu, Jun 12, 2003	25.46	26.06	25.26	25.77
2793	NASDAQ	ARCB	Wed, Jun 11, 2003	25.35	25.55	25.21	25.50
2792	NASDAQ	ARCB	Tue, Jun 10, 2003	25.50	25.92	25.15	25.33
2791	NASDAQ	ARCB	Mon, Jun 9, 2003	25.75	26.00	25.45	25.55
2790	NASDAQ	ARCB	Fri, Jun 6, 2003	26.75	27.15	25.40	26.15
2789	NASDAQ	ARCB	Thu, Jun 5, 2003	25.21	25.50	24.15	25.05
2788	NASDAQ	ARCB	Wed, Jun 4, 2003	27.00	27.40	26.84	27.17
2787	NASDAQ	ARCB	Tue, Jun 3, 2003	26.51	27.00	26.51	26.83
2786	NASDAQ	ARCB	Mon, Jun 2, 2003	26.70	27.07	26.64	26.92
2785	NASDAQ	ARCB	Fri, May 30, 2003	26.50	26.72	26.18	26.50
2784	NASDAQ	ARCB	Thu, May 29, 2003	26.36	26.75	26.27	26.38
2783	NASDAQ	ARCB	Wed, May 28, 2003	25.93	26.54	25.88	26.20
2782	NASDAQ	ARCB	Tue, May 27, 2003	25.25	26.13	25.25	26.09
2781	NASDAQ	ARCB	Fri, May 23, 2003	25.17	25.66	25.04	25.40
2780	NASDAQ	ARCB	Thu, May 22, 2003	24.55	25.33	24.55	25.30
2779	NASDAQ	ARCB	Wed, May 21, 2003	24.70	24.90	24.40	24.58
2778	NASDAQ	ARCB	Tue, May 20, 2003	24.50	24.86	24.35	24.79
2777	NASDAQ	ARCB	Mon, May 19, 2003	24.98	24.98	24.31	24.57
2776	NASDAQ	ARCB	Fri, May 16, 2003	24.71	25.09	24.61	24.88
2775	NASDAQ	ARCB	Thu, May 15, 2003	24.70	25.19	24.46	25.09
2774	NASDAQ	ARCB	Wed, May 14, 2003	26.25	26.42	25.42	25.44
2773	NASDAQ	ARCB	Tue, May 13, 2003	26.54	26.58	25.85	26.24
2772	NASDAQ	ARCB	Mon, May 12, 2003	26.22	26.79	26.22	26.69
2771	NASDAQ	ARCB	Fri, May 9, 2003	26.10	26.53	26.09	26.43
2770	NASDAQ	ARCB	Thu, May 8, 2003	26.07	26.20	25.67	26.11
2769	NASDAQ	ARCB	Wed, May 7, 2003	26.95	27.00	26.04	26.11
2768	NASDAQ	ARCB	Tue, May 6, 2003	26.46	27.09	26.30	26.91
2767	NASDAQ	ARCB	Mon, May 5, 2003	26.25	26.60	26.05	26.50
2766	NASDAQ	ARCB	Fri, May 2, 2003	25.37	26.25	25.37	26.10
2765	NASDAQ	ARCB	Thu, May 1, 2003	25.44	25.53	25.10	25.45
2764	NASDAQ	ARCB	Wed, Apr 30, 2003	25.64	25.64	25.25	25.35
2763	NASDAQ	ARCB	Tue, Apr 29, 2003	25.87	26.18	25.65	25.65
2762	NASDAQ	ARCB	Mon, Apr 28, 2003	25.28	26.33	24.90	25.84
2761	NASDAQ	ARCB	Fri, Apr 25, 2003	25.51	25.66	25.25	25.40
2760	NASDAQ	ARCB	Thu, Apr 24, 2003	25.16	25.83	24.88	25.60
2759	NASDAQ	ARCB	Wed, Apr 23, 2003	24.89	25.20	24.59	25.12
2758	NASDAQ	ARCB	Tue, Apr 22, 2003	24.14	25.10	24.00	24.99
2757	NASDAQ	ARCB	Mon, Apr 21, 2003	26.75	27.09	24.82	24.95
2756	NASDAQ	ARCB	Thu, Apr 17, 2003	28.98	29.28	28.55	29.18
2755	NASDAQ	ARCB	Wed, Apr 16, 2003	28.89	28.95	28.35	28.67
2754	NASDAQ	ARCB	Tue, Apr 15, 2003	27.82	29.13	27.42	28.82
2753	NASDAQ	ARCB	Mon, Apr 14, 2003	26.78	27.41	26.77	27.39
2752	NASDAQ	ARCB	Fri, Apr 11, 2003	26.67	27.11	26.60	26.60
2751	NASDAQ	ARCB	Thu, Apr 10, 2003	26.58	26.82	26.27	26.58
2750	NASDAQ	ARCB	Wed, Apr 9, 2003	26.53	28.08	26.52	26.58
2749	NASDAQ	ARCB	Tue, Apr 8, 2003	27.41	27.41	26.37	26.42
2748	NASDAQ	ARCB	Mon, Apr 7, 2003	27.41	28.20	27.30	27.38
2747	NASDAQ	ARCB	Fri, Apr 4, 2003	26.62	27.10	26.32	26.97
2746	NASDAQ	ARCB	Thu, Apr 3, 2003	26.62	26.88	26.42	26.42
2745	NASDAQ	ARCB	Wed, Apr 2, 2003	25.84	26.69	25.82	26.39
2744	NASDAQ	ARCB	Tue, Apr 1, 2003	25.57	26.00	25.32	25.55
2743	NASDAQ	ARCB	Mon, Mar 31, 2003	24.95	25.72	24.70	25.42
2742	NASDAQ	ARCB	Fri, Mar 28, 2003	25.75	25.86	25.00	25.30
2741	NASDAQ	ARCB	Thu, Mar 27, 2003	25.93	26.29	25.82	26.08
2740	NASDAQ	ARCB	Wed, Mar 26, 2003	26.29	26.70	25.95	25.96
2739	NASDAQ	ARCB	Tue, Mar 25, 2003	26.26	26.70	26.01	26.40
2738	NASDAQ	ARCB	Mon, Mar 24, 2003	27.17	27.18	26.00	26.33
2737	NASDAQ	ARCB	Fri, Mar 21, 2003	26.85	27.36	26.63	27.30
2736	NASDAQ	ARCB	Thu, Mar 20, 2003	26.23	26.65	25.83	26.43
2735	NASDAQ	ARCB	Wed, Mar 19, 2003	26.55	26.65	26.03	26.33
2734	NASDAQ	ARCB	Tue, Mar 18, 2003	26.05	26.74	25.77	26.63
2733	NASDAQ	ARCB	Mon, Mar 17, 2003	24.53	26.13	24.32	26.07
2732	NASDAQ	ARCB	Fri, Mar 14, 2003	25.19	25.19	24.43	24.55
2731	NASDAQ	ARCB	Thu, Mar 13, 2003	23.59	25.17	23.40	25.09
2730	NASDAQ	ARCB	Wed, Mar 12, 2003	23.01	23.88	23.01	23.33
2729	NASDAQ	ARCB	Tue, Mar 11, 2003	23.12	23.34	23.04	23.22
2728	NASDAQ	ARCB	Mon, Mar 10, 2003	23.44	23.63	23.08	23.08
2727	NASDAQ	ARCB	Fri, Mar 7, 2003	23.44	24.07	23.42	23.57
2726	NASDAQ	ARCB	Thu, Mar 6, 2003	23.41	23.67	23.35	23.63
2725	NASDAQ	ARCB	Wed, Mar 5, 2003	23.68	23.68	23.30	23.53
2724	NASDAQ	ARCB	Tue, Mar 4, 2003	24.48	24.48	23.42	23.56
2723	NASDAQ	ARCB	Mon, Mar 3, 2003	23.77	24.50	23.60	24.31
2722	NASDAQ	ARCB	Fri, Feb 28, 2003	23.55	23.80	23.35	23.70
2721	NASDAQ	ARCB	Thu, Feb 27, 2003	23.24	23.60	23.24	23.45
2720	NASDAQ	ARCB	Wed, Feb 26, 2003	23.25	23.55	23.19	23.25
2719	NASDAQ	ARCB	Tue, Feb 25, 2003	23.20	23.53	23.04	23.50
2718	NASDAQ	ARCB	Mon, Feb 24, 2003	24.10	24.26	23.18	23.47
2717	NASDAQ	ARCB	Fri, Feb 21, 2003	24.63	24.65	24.38	24.50
2716	NASDAQ	ARCB	Thu, Feb 20, 2003	24.64	25.06	24.50	24.57
2715	NASDAQ	ARCB	Wed, Feb 19, 2003	25.49	25.54	24.60	24.66
2714	NASDAQ	ARCB	Tue, Feb 18, 2003	24.98	25.70	24.81	25.67
2713	NASDAQ	ARCB	Fri, Feb 14, 2003	24.36	24.91	24.36	24.90
2712	NASDAQ	ARCB	Thu, Feb 13, 2003	24.65	24.76	24.30	24.50
2711	NASDAQ	ARCB	Wed, Feb 12, 2003	25.20	25.21	24.63	24.70
2710	NASDAQ	ARCB	Tue, Feb 11, 2003	24.94	25.49	24.76	25.13
2709	NASDAQ	ARCB	Mon, Feb 10, 2003	24.50	25.09	24.50	24.77
2708	NASDAQ	ARCB	Fri, Feb 7, 2003	25.27	25.55	24.43	24.51
2707	NASDAQ	ARCB	Thu, Feb 6, 2003	24.64	25.90	24.61	25.43
2706	NASDAQ	ARCB	Wed, Feb 5, 2003	24.22	24.56	23.66	24.12
2705	NASDAQ	ARCB	Tue, Feb 4, 2003	24.11	24.49	23.82	24.15
2704	NASDAQ	ARCB	Mon, Feb 3, 2003	24.50	24.80	24.00	24.01
2703	NASDAQ	ARCB	Fri, Jan 31, 2003	23.93	24.39	23.50	24.21
2702	NASDAQ	ARCB	Thu, Jan 30, 2003	24.18	24.76	23.86	24.00
2701	NASDAQ	ARCB	Wed, Jan 29, 2003	24.30	24.40	23.80	24.16
2700	NASDAQ	ARCB	Tue, Jan 28, 2003	24.71	24.71	23.87	24.46
2699	NASDAQ	ARCB	Mon, Jan 27, 2003	23.45	25.69	23.45	24.55
2698	NASDAQ	ARCB	Fri, Jan 24, 2003	23.84	24.00	22.03	23.52
2697	NASDAQ	ARCB	Thu, Jan 23, 2003	24.59	24.59	23.91	24.00
2696	NASDAQ	ARCB	Wed, Jan 22, 2003	23.25	24.66	23.20	24.59
2695	NASDAQ	ARCB	Tue, Jan 21, 2003	25.09	25.61	23.50	23.62
2694	NASDAQ	ARCB	Fri, Jan 17, 2003	27.06	27.08	26.40	26.42
2693	NASDAQ	ARCB	Thu, Jan 16, 2003	26.94	27.36	26.64	27.09
2692	NASDAQ	ARCB	Wed, Jan 15, 2003	26.99	27.15	26.59	26.74
2691	NASDAQ	ARCB	Tue, Jan 14, 2003	27.80	27.89	26.60	27.06
2690	NASDAQ	ARCB	Mon, Jan 13, 2003	27.75	28.13	27.63	27.99
2689	NASDAQ	ARCB	Fri, Jan 10, 2003	27.85	28.15	27.44	27.76
2688	NASDAQ	ARCB	Thu, Jan 9, 2003	28.02	28.40	27.85	27.91
2687	NASDAQ	ARCB	Wed, Jan 8, 2003	27.88	28.08	27.41	27.83
2686	NASDAQ	ARCB	Tue, Jan 7, 2003	28.00	28.30	27.75	27.89
2685	NASDAQ	ARCB	Mon, Jan 6, 2003	27.40	28.09	27.06	28.00
2684	NASDAQ	ARCB	Fri, Jan 3, 2003	27.64	27.64	27.04	27.22
2683	NASDAQ	ARCB	Thu, Jan 2, 2003	25.77	27.70	25.77	27.36
2682	NASDAQ	ARCB	Tue, Dec 31, 2002	25.65	26.39	25.64	25.98
2681	NASDAQ	ARCB	Mon, Dec 30, 2002	26.30	26.30	25.69	25.70
2680	NASDAQ	ARCB	Fri, Dec 27, 2002	26.63	26.75	26.15	26.15
2679	NASDAQ	ARCB	Thu, Dec 26, 2002	27.07	27.11	26.37	26.78
2678	NASDAQ	ARCB	Tue, Dec 24, 2002	27.25	27.25	26.75	26.84
2677	NASDAQ	ARCB	Mon, Dec 23, 2002	27.40	27.75	26.88	26.91
2676	NASDAQ	ARCB	Fri, Dec 20, 2002	26.80	27.93	26.10	27.06
2675	NASDAQ	ARCB	Thu, Dec 19, 2002	25.95	27.21	25.95	26.46
2674	NASDAQ	ARCB	Wed, Dec 18, 2002	27.00	27.00	25.61	26.12
2673	NASDAQ	ARCB	Tue, Dec 17, 2002	27.71	27.71	26.57	26.92
2672	NASDAQ	ARCB	Mon, Dec 16, 2002	27.25	27.75	27.23	27.61
2671	NASDAQ	ARCB	Fri, Dec 13, 2002	27.71	27.85	27.22	27.35
2670	NASDAQ	ARCB	Thu, Dec 12, 2002	27.63	28.15	27.45	27.84
2669	NASDAQ	ARCB	Wed, Dec 11, 2002	27.36	27.66	27.36	27.40
2668	NASDAQ	ARCB	Tue, Dec 10, 2002	27.99	27.99	27.26	27.46
2667	NASDAQ	ARCB	Mon, Dec 9, 2002	29.27	29.27	27.80	27.83
2666	NASDAQ	ARCB	Fri, Dec 6, 2002	28.95	29.52	28.67	29.48
2665	NASDAQ	ARCB	Thu, Dec 5, 2002	28.58	29.40	28.41	29.06
2664	NASDAQ	ARCB	Wed, Dec 4, 2002	29.36	29.40	28.38	28.47
2663	NASDAQ	ARCB	Tue, Dec 3, 2002	29.50	29.99	29.00	29.47
2662	NASDAQ	ARCB	Mon, Dec 2, 2002	29.35	29.92	29.35	29.73
2661	NASDAQ	ARCB	Fri, Nov 29, 2002	29.47	29.90	29.22	29.22
2660	NASDAQ	ARCB	Wed, Nov 27, 2002	28.55	29.75	28.45	29.48
2659	NASDAQ	ARCB	Tue, Nov 26, 2002	29.06	29.06	28.28	28.29
2658	NASDAQ	ARCB	Mon, Nov 25, 2002	28.58	29.20	28.50	29.10
2657	NASDAQ	ARCB	Fri, Nov 22, 2002	29.47	29.47	28.41	28.98
2656	NASDAQ	ARCB	Thu, Nov 21, 2002	28.95	29.79	28.72	29.30
2655	NASDAQ	ARCB	Wed, Nov 20, 2002	27.75	28.95	27.75	28.95
2654	NASDAQ	ARCB	Tue, Nov 19, 2002	28.30	28.55	27.53	27.80
2653	NASDAQ	ARCB	Mon, Nov 18, 2002	29.98	29.98	28.37	28.59
2652	NASDAQ	ARCB	Fri, Nov 15, 2002	30.20	30.25	29.63	29.78
2651	NASDAQ	ARCB	Thu, Nov 14, 2002	29.98	30.35	29.75	30.29
2650	NASDAQ	ARCB	Wed, Nov 13, 2002	29.38	30.00	29.06	29.76
2649	NASDAQ	ARCB	Tue, Nov 12, 2002	29.31	29.94	29.15	29.41
2648	NASDAQ	ARCB	Mon, Nov 11, 2002	29.89	29.89	28.63	29.01
2647	NASDAQ	ARCB	Fri, Nov 8, 2002	29.65	30.00	29.49	29.85
2646	NASDAQ	ARCB	Thu, Nov 7, 2002	29.80	29.98	29.30	29.70
2645	NASDAQ	ARCB	Wed, Nov 6, 2002	30.00	30.04	29.61	30.00
2644	NASDAQ	ARCB	Tue, Nov 5, 2002	30.22	30.50	29.86	30.00
2643	NASDAQ	ARCB	Mon, Nov 4, 2002	30.07	31.00	29.85	30.22
2642	NASDAQ	ARCB	Fri, Nov 1, 2002	29.89	30.10	29.71	30.00
2641	NASDAQ	ARCB	Thu, Oct 31, 2002	30.80	30.93	29.78	29.95
2640	NASDAQ	ARCB	Wed, Oct 30, 2002	30.80	30.99	30.43	30.75
2639	NASDAQ	ARCB	Tue, Oct 29, 2002	30.29	30.79	29.57	30.67
2638	NASDAQ	ARCB	Mon, Oct 28, 2002	30.94	30.98	30.15	30.48
2637	NASDAQ	ARCB	Fri, Oct 25, 2002	30.60	30.88	30.15	30.87
2636	NASDAQ	ARCB	Thu, Oct 24, 2002	30.67	31.00	30.30	30.48
2635	NASDAQ	ARCB	Wed, Oct 23, 2002	31.00	31.00	29.25	30.71
2634	NASDAQ	ARCB	Tue, Oct 22, 2002	31.30	31.57	29.50	30.88
2633	NASDAQ	ARCB	Mon, Oct 21, 2002	31.31	32.19	29.68	32.04
2632	NASDAQ	ARCB	Fri, Oct 18, 2002	29.55	30.37	29.43	30.20
2631	NASDAQ	ARCB	Thu, Oct 17, 2002	29.62	30.04	29.50	29.75
2630	NASDAQ	ARCB	Wed, Oct 16, 2002	29.74	29.80	29.28	29.33
2629	NASDAQ	ARCB	Tue, Oct 15, 2002	29.75	30.44	29.67	29.99
2628	NASDAQ	ARCB	Mon, Oct 14, 2002	29.45	29.88	29.15	29.49
2627	NASDAQ	ARCB	Fri, Oct 11, 2002	28.78	30.22	28.70	29.67
2626	NASDAQ	ARCB	Thu, Oct 10, 2002	27.06	29.31	27.06	28.72
2625	NASDAQ	ARCB	Wed, Oct 9, 2002	27.24	27.75	26.41	27.19
2624	NASDAQ	ARCB	Tue, Oct 8, 2002	27.27	28.35	27.27	27.99
2623	NASDAQ	ARCB	Mon, Oct 7, 2002	28.12	28.35	27.23	27.23
2622	NASDAQ	ARCB	Fri, Oct 4, 2002	30.52	30.52	29.49	29.61
2621	NASDAQ	ARCB	Thu, Oct 3, 2002	28.78	30.64	28.76	30.53
2620	NASDAQ	ARCB	Wed, Oct 2, 2002	28.97	29.75	28.39	28.88
2619	NASDAQ	ARCB	Tue, Oct 1, 2002	28.63	29.05	28.54	28.99
2618	NASDAQ	ARCB	Mon, Sep 30, 2002	28.69	28.79	28.25	28.69
2617	NASDAQ	ARCB	Fri, Sep 27, 2002	29.90	29.95	28.80	28.81
2616	NASDAQ	ARCB	Thu, Sep 26, 2002	29.11	29.90	29.11	29.90
2615	NASDAQ	ARCB	Wed, Sep 25, 2002	29.14	29.54	28.90	29.13
2614	NASDAQ	ARCB	Tue, Sep 24, 2002	27.56	29.41	27.55	29.08
2613	NASDAQ	ARCB	Mon, Sep 23, 2002	27.54	27.65	27.10	27.59
2612	NASDAQ	ARCB	Fri, Sep 20, 2002	27.60	27.89	27.15	27.53
2611	NASDAQ	ARCB	Thu, Sep 19, 2002	27.35	27.65	26.63	27.24
2610	NASDAQ	ARCB	Wed, Sep 18, 2002	27.77	27.95	26.77	27.45
2609	NASDAQ	ARCB	Tue, Sep 17, 2002	28.01	28.16	27.75	27.83
2608	NASDAQ	ARCB	Mon, Sep 16, 2002	28.13	28.14	27.75	27.85
2607	NASDAQ	ARCB	Fri, Sep 13, 2002	27.68	28.41	27.67	28.22
2606	NASDAQ	ARCB	Thu, Sep 12, 2002	28.24	28.70	28.13	28.15
2605	NASDAQ	ARCB	Wed, Sep 11, 2002	27.19	28.70	27.15	28.27
2604	NASDAQ	ARCB	Tue, Sep 10, 2002	26.62	27.24	26.51	27.17
2603	NASDAQ	ARCB	Mon, Sep 9, 2002	26.52	26.94	26.22	26.74
2602	NASDAQ	ARCB	Fri, Sep 6, 2002	26.38	27.75	26.14	27.46
2601	NASDAQ	ARCB	Thu, Sep 5, 2002	26.00	26.50	25.89	26.04
2600	NASDAQ	ARCB	Wed, Sep 4, 2002	25.50	26.42	24.95	26.42
2599	NASDAQ	ARCB	Tue, Sep 3, 2002	22.85	25.83	22.81	25.76
2598	NASDAQ	ARCB	Fri, Aug 30, 2002	21.25	21.60	20.58	20.58
2597	NASDAQ	ARCB	Thu, Aug 29, 2002	20.60	21.36	19.75	21.29
2596	NASDAQ	ARCB	Wed, Aug 28, 2002	22.03	22.17	21.60	21.98
2595	NASDAQ	ARCB	Tue, Aug 27, 2002	22.74	22.85	22.01	22.01
2594	NASDAQ	ARCB	Mon, Aug 26, 2002	22.59	22.71	22.06	22.71
2593	NASDAQ	ARCB	Fri, Aug 23, 2002	22.75	23.00	22.61	22.70
2592	NASDAQ	ARCB	Thu, Aug 22, 2002	22.69	23.25	22.48	23.15
2591	NASDAQ	ARCB	Wed, Aug 21, 2002	22.28	22.85	22.27	22.85
2590	NASDAQ	ARCB	Tue, Aug 20, 2002	22.40	22.71	22.07	22.15
2589	NASDAQ	ARCB	Mon, Aug 19, 2002	21.87	23.07	21.87	22.41
2588	NASDAQ	ARCB	Fri, Aug 16, 2002	21.55	22.06	21.26	22.06
2587	NASDAQ	ARCB	Thu, Aug 15, 2002	21.25	21.93	21.07	21.51
2586	NASDAQ	ARCB	Wed, Aug 14, 2002	20.64	21.36	20.00	21.19
2585	NASDAQ	ARCB	Tue, Aug 13, 2002	20.59	21.50	20.59	20.63
2584	NASDAQ	ARCB	Mon, Aug 12, 2002	20.90	21.10	20.45	21.02
2583	NASDAQ	ARCB	Fri, Aug 9, 2002	20.45	21.18	20.26	21.00
2582	NASDAQ	ARCB	Thu, Aug 8, 2002	20.06	20.81	19.96	20.81
2581	NASDAQ	ARCB	Wed, Aug 7, 2002	19.45	20.41	19.30	20.35
2580	NASDAQ	ARCB	Tue, Aug 6, 2002	19.20	19.90	18.85	19.72
2579	NASDAQ	ARCB	Mon, Aug 5, 2002	18.70	19.19	18.54	18.91
2578	NASDAQ	ARCB	Fri, Aug 2, 2002	20.21	20.28	18.22	18.64
2577	NASDAQ	ARCB	Thu, Aug 1, 2002	21.74	21.74	20.11	20.22
2576	NASDAQ	ARCB	Wed, Jul 31, 2002	21.34	21.74	20.94	21.51
2575	NASDAQ	ARCB	Tue, Jul 30, 2002	21.72	22.00	20.85	21.34
2574	NASDAQ	ARCB	Mon, Jul 29, 2002	20.83	22.01	20.83	21.62
2573	NASDAQ	ARCB	Fri, Jul 26, 2002	20.31	20.79	19.86	20.66
2572	NASDAQ	ARCB	Thu, Jul 25, 2002	19.18	20.74	18.97	20.13
2571	NASDAQ	ARCB	Wed, Jul 24, 2002	18.34	19.83	17.83	19.51
2570	NASDAQ	ARCB	Tue, Jul 23, 2002	20.30	20.77	19.28	19.41
2569	NASDAQ	ARCB	Mon, Jul 22, 2002	21.18	21.25	19.88	20.60
2568	NASDAQ	ARCB	Fri, Jul 19, 2002	21.41	21.41	20.27	21.20
2567	NASDAQ	ARCB	Thu, Jul 18, 2002	21.76	22.76	20.89	21.51
2566	NASDAQ	ARCB	Wed, Jul 17, 2002	22.20	22.87	21.44	21.97
2565	NASDAQ	ARCB	Tue, Jul 16, 2002	22.05	22.35	21.70	22.15
2564	NASDAQ	ARCB	Mon, Jul 15, 2002	22.80	22.80	21.12	22.11
2563	NASDAQ	ARCB	Fri, Jul 12, 2002	22.86	23.87	22.35	23.00
2562	NASDAQ	ARCB	Thu, Jul 11, 2002	23.31	23.40	21.81	23.00
2561	NASDAQ	ARCB	Wed, Jul 10, 2002	23.11	23.89	23.11	23.55
2560	NASDAQ	ARCB	Tue, Jul 9, 2002	23.20	23.25	23.00	23.18
2559	NASDAQ	ARCB	Mon, Jul 8, 2002	23.69	23.90	23.06	23.21
2558	NASDAQ	ARCB	Fri, Jul 5, 2002	23.25	23.71	23.25	23.58
2557	NASDAQ	ARCB	Wed, Jul 3, 2002	22.94	23.30	22.65	23.25
2556	NASDAQ	ARCB	Tue, Jul 2, 2002	24.00	24.40	22.58	22.73
2555	NASDAQ	ARCB	Mon, Jul 1, 2002	25.20	25.22	23.94	24.18
2554	NASDAQ	ARCB	Fri, Jun 28, 2002	24.80	25.93	24.55	25.48
2553	NASDAQ	ARCB	Thu, Jun 27, 2002	24.57	24.94	23.96	24.54
2552	NASDAQ	ARCB	Wed, Jun 26, 2002	24.75	24.75	23.82	24.44
2551	NASDAQ	ARCB	Tue, Jun 25, 2002	24.99	25.15	24.72	24.90
2550	NASDAQ	ARCB	Mon, Jun 24, 2002	25.45	25.50	24.75	24.99
2549	NASDAQ	ARCB	Fri, Jun 21, 2002	24.79	25.48	24.43	25.48
2548	NASDAQ	ARCB	Thu, Jun 20, 2002	25.00	25.10	24.29	24.38
2547	NASDAQ	ARCB	Wed, Jun 19, 2002	23.99	25.32	23.77	24.87
2546	NASDAQ	ARCB	Tue, Jun 18, 2002	23.94	24.34	23.75	23.84
2545	NASDAQ	ARCB	Mon, Jun 17, 2002	23.31	24.23	23.31	24.10
2544	NASDAQ	ARCB	Fri, Jun 14, 2002	23.34	23.75	22.81	23.55
2543	NASDAQ	ARCB	Thu, Jun 13, 2002	23.47	23.71	23.32	23.50
2542	NASDAQ	ARCB	Wed, Jun 12, 2002	23.40	23.59	23.12	23.49
2541	NASDAQ	ARCB	Tue, Jun 11, 2002	23.21	23.41	23.16	23.35
2540	NASDAQ	ARCB	Mon, Jun 10, 2002	23.15	23.32	22.94	23.05
2539	NASDAQ	ARCB	Fri, Jun 7, 2002	23.20	23.51	22.89	23.00
2538	NASDAQ	ARCB	Thu, Jun 6, 2002	23.65	23.78	23.06	23.06
2537	NASDAQ	ARCB	Wed, Jun 5, 2002	23.40	24.16	23.35	23.67
2536	NASDAQ	ARCB	Tue, Jun 4, 2002	23.23	23.68	23.09	23.50
2535	NASDAQ	ARCB	Mon, Jun 3, 2002	24.35	24.35	23.25	23.26
2534	NASDAQ	ARCB	Fri, May 31, 2002	23.03	24.74	22.95	24.65
2533	NASDAQ	ARCB	Thu, May 30, 2002	23.68	23.68	22.90	23.05
2532	NASDAQ	ARCB	Wed, May 29, 2002	23.74	23.74	23.30	23.61
2531	NASDAQ	ARCB	Tue, May 28, 2002	24.05	24.20	23.30	23.71
2530	NASDAQ	ARCB	Fri, May 24, 2002	24.30	24.74	24.05	24.05
2529	NASDAQ	ARCB	Thu, May 23, 2002	24.31	24.53	24.11	24.44
2528	NASDAQ	ARCB	Wed, May 22, 2002	24.30	24.64	24.30	24.30
2527	NASDAQ	ARCB	Tue, May 21, 2002	24.60	24.75	24.25	24.32
2526	NASDAQ	ARCB	Mon, May 20, 2002	24.91	24.95	24.30	24.50
2525	NASDAQ	ARCB	Fri, May 17, 2002	25.00	25.32	24.65	24.99
2524	NASDAQ	ARCB	Thu, May 16, 2002	24.99	25.88	24.70	24.99
2523	NASDAQ	ARCB	Wed, May 15, 2002	25.26	25.75	24.54	25.68
2522	NASDAQ	ARCB	Tue, May 14, 2002	24.99	25.43	24.35	25.23
2521	NASDAQ	ARCB	Mon, May 13, 2002	24.37	24.79	24.02	24.57
2520	NASDAQ	ARCB	Fri, May 10, 2002	24.31	24.65	23.95	24.14
2519	NASDAQ	ARCB	Thu, May 9, 2002	24.70	24.75	24.10	24.30
2518	NASDAQ	ARCB	Wed, May 8, 2002	23.70	25.00	23.69	25.00
2517	NASDAQ	ARCB	Tue, May 7, 2002	24.28	24.28	23.50	24.01
2516	NASDAQ	ARCB	Mon, May 6, 2002	24.81	25.15	23.92	24.15
2515	NASDAQ	ARCB	Fri, May 3, 2002	24.16	25.16	24.16	24.95
2514	NASDAQ	ARCB	Thu, May 2, 2002	23.75	24.87	23.75	24.22
2513	NASDAQ	ARCB	Wed, May 1, 2002	23.95	24.47	23.08	23.90
2512	NASDAQ	ARCB	Tue, Apr 30, 2002	22.96	24.30	22.92	24.15
2511	NASDAQ	ARCB	Mon, Apr 29, 2002	23.70	24.26	22.70	23.08
2510	NASDAQ	ARCB	Fri, Apr 26, 2002	24.09	24.40	23.57	23.85
2509	NASDAQ	ARCB	Thu, Apr 25, 2002	23.63	24.15	23.20	24.00
2508	NASDAQ	ARCB	Wed, Apr 24, 2002	23.46	24.27	23.12	23.53
2507	NASDAQ	ARCB	Tue, Apr 23, 2002	24.41	24.60	23.46	23.47
2506	NASDAQ	ARCB	Mon, Apr 22, 2002	24.22	24.74	23.92	24.49
2505	NASDAQ	ARCB	Fri, Apr 19, 2002	24.66	24.66	23.50	24.20
2504	NASDAQ	ARCB	Thu, Apr 18, 2002	26.25	26.48	25.10	25.16
2503	NASDAQ	ARCB	Wed, Apr 17, 2002	26.92	27.00	26.15	26.35
2502	NASDAQ	ARCB	Tue, Apr 16, 2002	26.37	26.89	26.12	26.89
2501	NASDAQ	ARCB	Mon, Apr 15, 2002	27.40	27.40	26.00	26.25
2500	NASDAQ	ARCB	Fri, Apr 12, 2002	26.00	27.40	25.70	27.39
2499	NASDAQ	ARCB	Thu, Apr 11, 2002	26.80	26.93	25.41	26.00
2498	NASDAQ	ARCB	Wed, Apr 10, 2002	26.80	26.80	26.40	26.80
2497	NASDAQ	ARCB	Tue, Apr 9, 2002	25.95	26.85	25.68	26.60
2496	NASDAQ	ARCB	Mon, Apr 8, 2002	26.00	26.21	25.26	26.21
2495	NASDAQ	ARCB	Fri, Apr 5, 2002	25.55	26.34	25.30	26.02
2494	NASDAQ	ARCB	Thu, Apr 4, 2002	25.25	25.80	25.17	25.25
2493	NASDAQ	ARCB	Wed, Apr 3, 2002	25.80	26.20	25.39	25.60
2492	NASDAQ	ARCB	Tue, Apr 2, 2002	26.80	27.07	25.70	25.80
2491	NASDAQ	ARCB	Mon, Apr 1, 2002	27.70	28.07	26.72	26.75
2490	NASDAQ	ARCB	Thu, Mar 28, 2002	27.80	28.00	27.03	27.79
2489	NASDAQ	ARCB	Wed, Mar 27, 2002	26.30	27.90	26.25	27.62
2488	NASDAQ	ARCB	Tue, Mar 26, 2002	26.01	26.50	26.00	26.27
2487	NASDAQ	ARCB	Mon, Mar 25, 2002	26.71	26.99	26.00	26.06
2486	NASDAQ	ARCB	Fri, Mar 22, 2002	27.00	27.48	26.46	26.83
2485	NASDAQ	ARCB	Thu, Mar 21, 2002	27.11	27.17	24.86	26.86
2484	NASDAQ	ARCB	Wed, Mar 20, 2002	26.49	27.15	25.81	26.98
2483	NASDAQ	ARCB	Tue, Mar 19, 2002	28.95	28.95	25.60	26.57
2482	NASDAQ	ARCB	Mon, Mar 18, 2002	29.21	29.25	28.51	29.05
2481	NASDAQ	ARCB	Fri, Mar 15, 2002	29.60	29.67	28.99	29.32
2480	NASDAQ	ARCB	Thu, Mar 14, 2002	28.80	29.74	28.80	29.35
2479	NASDAQ	ARCB	Wed, Mar 13, 2002	28.91	29.15	28.55	28.76
2478	NASDAQ	ARCB	Tue, Mar 12, 2002	28.38	29.19	28.13	29.11
2477	NASDAQ	ARCB	Mon, Mar 11, 2002	29.54	29.54	27.84	28.57
2476	NASDAQ	ARCB	Fri, Mar 8, 2002	29.08	29.89	29.08	29.38
2475	NASDAQ	ARCB	Thu, Mar 7, 2002	29.45	29.80	29.15	29.15
2474	NASDAQ	ARCB	Wed, Mar 6, 2002	29.15	29.70	29.14	29.48
2473	NASDAQ	ARCB	Tue, Mar 5, 2002	28.79	29.38	28.47	29.25
2472	NASDAQ	ARCB	Mon, Mar 4, 2002	26.52	29.15	26.50	28.84
2471	NASDAQ	ARCB	Fri, Mar 1, 2002	26.95	27.05	26.30	26.75
2470	NASDAQ	ARCB	Thu, Feb 28, 2002	28.51	28.51	26.61	26.82
2469	NASDAQ	ARCB	Wed, Feb 27, 2002	27.90	28.52	27.75	28.38
2468	NASDAQ	ARCB	Tue, Feb 26, 2002	26.50	28.05	26.47	27.81
2467	NASDAQ	ARCB	Mon, Feb 25, 2002	26.59	27.26	26.20	26.65
2466	NASDAQ	ARCB	Fri, Feb 22, 2002	25.89	26.66	25.85	26.50
2465	NASDAQ	ARCB	Thu, Feb 21, 2002	25.21	26.50	25.19	25.86
2464	NASDAQ	ARCB	Wed, Feb 20, 2002	24.30	25.46	24.01	25.46
2463	NASDAQ	ARCB	Tue, Feb 19, 2002	24.50	24.70	24.05	24.12
2462	NASDAQ	ARCB	Fri, Feb 15, 2002	24.82	24.82	24.28	24.28
2461	NASDAQ	ARCB	Thu, Feb 14, 2002	25.50	25.66	24.60	24.80
2460	NASDAQ	ARCB	Wed, Feb 13, 2002	25.24	25.73	25.01	25.30
2459	NASDAQ	ARCB	Tue, Feb 12, 2002	24.41	25.25	24.05	25.20
2458	NASDAQ	ARCB	Mon, Feb 11, 2002	24.51	25.39	23.54	23.70
2457	NASDAQ	ARCB	Fri, Feb 8, 2002	24.80	24.93	24.24	24.60
2456	NASDAQ	ARCB	Thu, Feb 7, 2002	25.97	26.25	23.96	24.56
2455	NASDAQ	ARCB	Wed, Feb 6, 2002	27.60	27.81	25.95	26.00
2454	NASDAQ	ARCB	Tue, Feb 5, 2002	28.00	28.00	27.57	27.98
2453	NASDAQ	ARCB	Mon, Feb 4, 2002	28.07	28.46	27.72	28.24
2452	NASDAQ	ARCB	Fri, Feb 1, 2002	30.14	30.16	27.96	27.96
2451	NASDAQ	ARCB	Thu, Jan 31, 2002	29.30	30.19	28.49	30.19
2450	NASDAQ	ARCB	Wed, Jan 30, 2002	29.00	29.30	28.61	29.00
2449	NASDAQ	ARCB	Tue, Jan 29, 2002	29.95	30.00	28.50	29.15
2448	NASDAQ	ARCB	Mon, Jan 28, 2002	28.04	30.48	28.04	29.95
2447	NASDAQ	ARCB	Fri, Jan 25, 2002	27.90	28.35	27.69	28.30
2446	NASDAQ	ARCB	Thu, Jan 24, 2002	28.40	29.30	27.95	27.95
2445	NASDAQ	ARCB	Wed, Jan 23, 2002	27.41	28.41	27.23	28.41
2444	NASDAQ	ARCB	Tue, Jan 22, 2002	27.57	27.83	27.03	27.45
2443	NASDAQ	ARCB	Fri, Jan 18, 2002	28.44	28.87	27.75	27.90
2442	NASDAQ	ARCB	Thu, Jan 17, 2002	26.37	28.80	26.37	28.80
2441	NASDAQ	ARCB	Wed, Jan 16, 2002	27.25	27.68	26.00	26.43
2440	NASDAQ	ARCB	Tue, Jan 15, 2002	27.36	27.62	26.96	27.20
2439	NASDAQ	ARCB	Mon, Jan 14, 2002	27.65	27.96	26.94	27.36
2438	NASDAQ	ARCB	Fri, Jan 11, 2002	28.00	28.30	27.66	27.80
2437	NASDAQ	ARCB	Thu, Jan 10, 2002	28.25	28.75	27.75	27.95
2436	NASDAQ	ARCB	Wed, Jan 9, 2002	30.20	30.78	28.20	28.72
2435	NASDAQ	ARCB	Tue, Jan 8, 2002	30.40	30.75	29.95	30.59
2434	NASDAQ	ARCB	Mon, Jan 7, 2002	31.20	31.49	30.24	30.56
2433	NASDAQ	ARCB	Fri, Jan 4, 2002	29.75	31.45	29.55	31.19
2432	NASDAQ	ARCB	Thu, Jan 3, 2002	28.55	30.15	28.45	29.75
2431	NASDAQ	ARCB	Wed, Jan 2, 2002	29.05	29.05	27.86	28.50
2430	NASDAQ	ARCB	Mon, Dec 31, 2001	29.27	29.45	27.80	28.82
2429	NASDAQ	ARCB	Fri, Dec 28, 2001	29.48	29.85	29.00	29.02
2428	NASDAQ	ARCB	Thu, Dec 27, 2001	30.25	30.25	29.03	29.69
2427	NASDAQ	ARCB	Wed, Dec 26, 2001	29.40	30.25	29.37	30.23
2426	NASDAQ	ARCB	Mon, Dec 24, 2001	29.84	29.84	29.40	29.40
2425	NASDAQ	ARCB	Fri, Dec 21, 2001	29.05	30.20	28.28	30.12
2424	NASDAQ	ARCB	Thu, Dec 20, 2001	27.75	29.10	27.75	28.75
2423	NASDAQ	ARCB	Wed, Dec 19, 2001	27.25	28.15	27.25	28.05
2422	NASDAQ	ARCB	Tue, Dec 18, 2001	27.19	28.13	27.19	27.50
2421	NASDAQ	ARCB	Mon, Dec 17, 2001	25.42	27.42	25.30	27.35
2420	NASDAQ	ARCB	Fri, Dec 14, 2001	25.00	25.52	24.75	25.42
2419	NASDAQ	ARCB	Thu, Dec 13, 2001	25.77	25.87	25.00	25.18
2418	NASDAQ	ARCB	Wed, Dec 12, 2001	25.64	26.03	25.28	25.28
2417	NASDAQ	ARCB	Tue, Dec 11, 2001	26.09	26.29	25.60	25.80
2416	NASDAQ	ARCB	Mon, Dec 10, 2001	26.55	26.89	26.08	26.16
2415	NASDAQ	ARCB	Fri, Dec 7, 2001	26.40	27.03	26.26	26.75
2414	NASDAQ	ARCB	Thu, Dec 6, 2001	26.89	27.05	26.52	26.83
2413	NASDAQ	ARCB	Wed, Dec 5, 2001	26.80	27.39	26.26	26.89
2412	NASDAQ	ARCB	Tue, Dec 4, 2001	25.50	26.88	25.00	26.88
2411	NASDAQ	ARCB	Mon, Dec 3, 2001	24.41	25.50	24.16	25.23
2410	NASDAQ	ARCB	Fri, Nov 30, 2001	24.51	24.90	23.87	24.42
2409	NASDAQ	ARCB	Thu, Nov 29, 2001	25.10	25.32	24.50	24.55
2408	NASDAQ	ARCB	Wed, Nov 28, 2001	26.60	26.60	24.98	24.98
2407	NASDAQ	ARCB	Tue, Nov 27, 2001	27.00	27.14	26.32	26.60
2406	NASDAQ	ARCB	Mon, Nov 26, 2001	25.40	26.93	25.20	26.85
2405	NASDAQ	ARCB	Fri, Nov 23, 2001	25.30	25.69	25.02	25.58
2404	NASDAQ	ARCB	Wed, Nov 21, 2001	25.20	25.54	25.00	25.00
2403	NASDAQ	ARCB	Tue, Nov 20, 2001	25.66	25.66	25.00	25.19
2402	NASDAQ	ARCB	Mon, Nov 19, 2001	25.92	26.00	25.10	25.67
2401	NASDAQ	ARCB	Fri, Nov 16, 2001	26.75	27.00	25.89	25.98
2400	NASDAQ	ARCB	Thu, Nov 15, 2001	26.50	27.10	26.48	26.66
2399	NASDAQ	ARCB	Wed, Nov 14, 2001	25.85	26.72	25.80	26.63
2398	NASDAQ	ARCB	Tue, Nov 13, 2001	25.55	25.85	25.50	25.80
2397	NASDAQ	ARCB	Mon, Nov 12, 2001	25.55	25.90	25.28	25.55
2396	NASDAQ	ARCB	Fri, Nov 9, 2001	25.40	25.71	25.20	25.44
2395	NASDAQ	ARCB	Thu, Nov 8, 2001	25.09	25.63	25.09	25.35
2394	NASDAQ	ARCB	Wed, Nov 7, 2001	24.89	25.35	24.70	25.20
2393	NASDAQ	ARCB	Tue, Nov 6, 2001	24.03	25.05	24.03	24.74
2392	NASDAQ	ARCB	Mon, Nov 5, 2001	24.46	24.70	23.86	24.49
2391	NASDAQ	ARCB	Fri, Nov 2, 2001	23.60	24.75	23.56	24.37
2390	NASDAQ	ARCB	Thu, Nov 1, 2001	23.54	23.90	22.95	23.77
2389	NASDAQ	ARCB	Wed, Oct 31, 2001	23.05	23.68	23.04	23.52
2388	NASDAQ	ARCB	Tue, Oct 30, 2001	23.35	23.35	22.88	23.07
2387	NASDAQ	ARCB	Mon, Oct 29, 2001	23.25	23.70	23.25	23.36
2386	NASDAQ	ARCB	Fri, Oct 26, 2001	22.90	23.25	22.90	23.25
2385	NASDAQ	ARCB	Thu, Oct 25, 2001	23.15	23.18	22.70	22.97
2384	NASDAQ	ARCB	Wed, Oct 24, 2001	23.09	23.31	22.82	23.17
2383	NASDAQ	ARCB	Tue, Oct 23, 2001	23.09	23.71	22.85	22.96
2382	NASDAQ	ARCB	Mon, Oct 22, 2001	22.80	23.12	22.80	23.00
2381	NASDAQ	ARCB	Fri, Oct 19, 2001	22.20	22.94	21.81	22.65
2380	NASDAQ	ARCB	Thu, Oct 18, 2001	22.00	23.40	21.14	22.43
2379	NASDAQ	ARCB	Wed, Oct 17, 2001	22.85	23.35	21.83	22.35
2378	NASDAQ	ARCB	Tue, Oct 16, 2001	22.90	22.90	22.51	22.75
2377	NASDAQ	ARCB	Mon, Oct 15, 2001	21.91	23.00	21.91	22.54
2376	NASDAQ	ARCB	Fri, Oct 12, 2001	22.99	23.00	21.82	21.98
2375	NASDAQ	ARCB	Thu, Oct 11, 2001	20.65	23.50	20.65	22.80
2374	NASDAQ	ARCB	Wed, Oct 10, 2001	20.00	21.18	19.89	20.56
2373	NASDAQ	ARCB	Tue, Oct 9, 2001	20.80	20.85	19.85	19.85
2372	NASDAQ	ARCB	Mon, Oct 8, 2001	20.30	21.45	20.30	20.85
2371	NASDAQ	ARCB	Fri, Oct 5, 2001	19.40	21.45	19.40	21.38
2370	NASDAQ	ARCB	Thu, Oct 4, 2001	19.50	19.99	19.35	19.41
2369	NASDAQ	ARCB	Wed, Oct 3, 2001	19.63	19.80	19.16	19.50
2368	NASDAQ	ARCB	Tue, Oct 2, 2001	19.02	20.20	19.02	19.85
2367	NASDAQ	ARCB	Mon, Oct 1, 2001	20.80	21.17	18.95	18.95
2366	NASDAQ	ARCB	Fri, Sep 28, 2001	19.50	21.35	19.05	20.71
2365	NASDAQ	ARCB	Thu, Sep 27, 2001	19.26	19.45	18.00	19.28
2364	NASDAQ	ARCB	Wed, Sep 26, 2001	20.15	20.70	19.25	19.51
2363	NASDAQ	ARCB	Tue, Sep 25, 2001	20.00	20.70	19.84	20.50
2362	NASDAQ	ARCB	Mon, Sep 24, 2001	19.32	21.60	19.32	20.04
2361	NASDAQ	ARCB	Fri, Sep 21, 2001	19.23	19.23	17.77	19.14
2360	NASDAQ	ARCB	Thu, Sep 20, 2001	21.50	21.50	19.29	19.49
2359	NASDAQ	ARCB	Wed, Sep 19, 2001	21.72	21.85	20.31	21.27
2358	NASDAQ	ARCB	Tue, Sep 18, 2001	22.65	23.00	21.31	21.78
2357	NASDAQ	ARCB	Mon, Sep 17, 2001	22.12	23.31	21.31	22.95
2356	NASDAQ	ARCB	Mon, Sep 10, 2001	22.99	23.31	22.55	22.55
2355	NASDAQ	ARCB	Fri, Sep 7, 2001	24.25	24.70	22.76	23.00
2354	NASDAQ	ARCB	Thu, Sep 6, 2001	25.04	25.30	23.77	23.84
2353	NASDAQ	ARCB	Wed, Sep 5, 2001	26.95	26.95	24.77	25.23
2352	NASDAQ	ARCB	Tue, Sep 4, 2001	26.80	26.93	26.25	26.69
2351	NASDAQ	ARCB	Fri, Aug 31, 2001	26.40	27.19	26.21	26.57
2350	NASDAQ	ARCB	Thu, Aug 30, 2001	26.61	26.70	26.22	26.35
2349	NASDAQ	ARCB	Wed, Aug 29, 2001	26.93	26.93	26.65	26.67
2348	NASDAQ	ARCB	Tue, Aug 28, 2001	26.89	27.00	26.75	26.80
2347	NASDAQ	ARCB	Mon, Aug 27, 2001	27.69	27.69	26.60	27.03
2346	NASDAQ	ARCB	Fri, Aug 24, 2001	26.74	27.80	26.56	27.70
2345	NASDAQ	ARCB	Thu, Aug 23, 2001	26.29	26.85	26.01	26.55
2344	NASDAQ	ARCB	Wed, Aug 22, 2001	26.20	26.50	25.70	26.20
2343	NASDAQ	ARCB	Tue, Aug 21, 2001	26.26	26.45	26.10	26.30
2342	NASDAQ	ARCB	Mon, Aug 20, 2001	26.00	26.42	25.79	26.30
2341	NASDAQ	ARCB	Fri, Aug 17, 2001	25.95	26.05	25.75	26.05
2340	NASDAQ	ARCB	Thu, Aug 16, 2001	24.84	26.05	24.84	26.04
2339	NASDAQ	ARCB	Wed, Aug 15, 2001	24.98	25.20	24.81	25.00
2338	NASDAQ	ARCB	Tue, Aug 14, 2001	25.00	25.10	24.76	25.00
2337	NASDAQ	ARCB	Mon, Aug 13, 2001	25.60	25.78	24.92	25.00
2336	NASDAQ	ARCB	Fri, Aug 10, 2001	25.10	25.71	25.00	25.69
2335	NASDAQ	ARCB	Thu, Aug 9, 2001	24.50	25.20	24.50	25.05
2334	NASDAQ	ARCB	Wed, Aug 8, 2001	25.91	26.10	24.45	24.65
2333	NASDAQ	ARCB	Tue, Aug 7, 2001	26.25	26.38	25.75	26.00
2332	NASDAQ	ARCB	Mon, Aug 6, 2001	26.25	26.55	25.81	26.25
2331	NASDAQ	ARCB	Fri, Aug 3, 2001	26.95	27.02	26.30	26.34
2330	NASDAQ	ARCB	Thu, Aug 2, 2001	27.45	27.55	27.00	27.00
2329	NASDAQ	ARCB	Wed, Aug 1, 2001	27.70	28.00	26.65	27.40
2328	NASDAQ	ARCB	Tue, Jul 31, 2001	27.98	28.25	27.60	27.60
2327	NASDAQ	ARCB	Mon, Jul 30, 2001	27.52	28.00	27.50	27.86
2326	NASDAQ	ARCB	Fri, Jul 27, 2001	26.85	28.00	26.83	27.66
2325	NASDAQ	ARCB	Thu, Jul 26, 2001	26.04	27.35	26.04	26.87
2324	NASDAQ	ARCB	Wed, Jul 25, 2001	26.26	26.44	25.74	26.04
2323	NASDAQ	ARCB	Tue, Jul 24, 2001	27.46	27.46	26.25	26.25
2322	NASDAQ	ARCB	Mon, Jul 23, 2001	27.42	27.65	26.38	27.25
2321	NASDAQ	ARCB	Fri, Jul 20, 2001	27.25	28.20	27.05	27.34
2320	NASDAQ	ARCB	Thu, Jul 19, 2001	26.02	27.49	25.50	27.25
2319	NASDAQ	ARCB	Wed, Jul 18, 2001	26.00	27.08	25.80	26.85
2318	NASDAQ	ARCB	Tue, Jul 17, 2001	24.40	26.60	24.40	26.50
2317	NASDAQ	ARCB	Mon, Jul 16, 2001	24.44	24.45	23.99	24.34
2316	NASDAQ	ARCB	Fri, Jul 13, 2001	24.30	24.50	24.29	24.40
2315	NASDAQ	ARCB	Thu, Jul 12, 2001	23.86	24.59	23.61	24.46
2314	NASDAQ	ARCB	Wed, Jul 11, 2001	23.15	23.77	22.10	23.77
2313	NASDAQ	ARCB	Tue, Jul 10, 2001	22.78	23.33	22.75	23.01
2312	NASDAQ	ARCB	Mon, Jul 9, 2001	22.90	24.31	22.90	23.55
2311	NASDAQ	ARCB	Fri, Jul 6, 2001	23.00	23.10	22.84	22.99
2310	NASDAQ	ARCB	Thu, Jul 5, 2001	22.90	23.00	22.18	23.00
2309	NASDAQ	ARCB	Tue, Jul 3, 2001	22.89	23.00	22.40	22.81
2308	NASDAQ	ARCB	Mon, Jul 2, 2001	22.55	23.05	22.55	22.95
2307	NASDAQ	ARCB	Fri, Jun 29, 2001	22.00	23.17	21.87	23.05
2306	NASDAQ	ARCB	Thu, Jun 28, 2001	20.56	22.20	20.52	22.00
2305	NASDAQ	ARCB	Wed, Jun 27, 2001	20.60	21.00	20.30	20.95
2304	NASDAQ	ARCB	Tue, Jun 26, 2001	19.99	20.74	19.50	20.49
2303	NASDAQ	ARCB	Mon, Jun 25, 2001	20.65	20.70	19.59	20.70
2302	NASDAQ	ARCB	Fri, Jun 22, 2001	21.00	21.02	20.50	20.68
2301	NASDAQ	ARCB	Thu, Jun 21, 2001	20.20	21.00	20.18	21.00
2300	NASDAQ	ARCB	Wed, Jun 20, 2001	20.00	20.25	19.75	20.25
2299	NASDAQ	ARCB	Tue, Jun 19, 2001	20.05	20.35	19.75	20.10
2298	NASDAQ	ARCB	Mon, Jun 18, 2001	21.52	21.69	19.44	19.95
2297	NASDAQ	ARCB	Fri, Jun 15, 2001	22.55	22.55	21.50	21.50
2296	NASDAQ	ARCB	Thu, Jun 14, 2001	22.90	22.90	22.53	22.69
2295	NASDAQ	ARCB	Wed, Jun 13, 2001	22.10	22.99	22.09	22.90
2294	NASDAQ	ARCB	Tue, Jun 12, 2001	22.25	22.50	21.87	22.50
2293	NASDAQ	ARCB	Mon, Jun 11, 2001	22.70	22.70	22.01	22.20
2292	NASDAQ	ARCB	Fri, Jun 8, 2001	21.99	22.75	21.49	22.33
2291	NASDAQ	ARCB	Thu, Jun 7, 2001	21.89	22.00	21.48	21.99
2290	NASDAQ	ARCB	Wed, Jun 6, 2001	21.55	21.99	21.50	21.99
2289	NASDAQ	ARCB	Tue, Jun 5, 2001	20.80	21.79	20.69	21.52
2288	NASDAQ	ARCB	Mon, Jun 4, 2001	20.41	20.89	20.40	20.81
2287	NASDAQ	ARCB	Fri, Jun 1, 2001	21.29	21.50	20.00	20.95
2286	NASDAQ	ARCB	Thu, May 31, 2001	21.46	22.10	21.46	21.50
2285	NASDAQ	ARCB	Wed, May 30, 2001	21.90	21.99	21.31	21.45
2284	NASDAQ	ARCB	Tue, May 29, 2001	22.17	22.17	21.86	22.05
2283	NASDAQ	ARCB	Fri, May 25, 2001	22.80	22.80	21.96	21.96
2282	NASDAQ	ARCB	Thu, May 24, 2001	22.65	23.12	22.35	22.84
2281	NASDAQ	ARCB	Wed, May 23, 2001	22.55	23.11	22.25	22.55
2280	NASDAQ	ARCB	Tue, May 22, 2001	22.69	23.05	22.33	22.69
2279	NASDAQ	ARCB	Mon, May 21, 2001	22.60	22.74	22.35	22.68
2278	NASDAQ	ARCB	Fri, May 18, 2001	22.15	22.90	21.96	22.69
2277	NASDAQ	ARCB	Thu, May 17, 2001	21.75	22.15	21.56	22.04
2276	NASDAQ	ARCB	Wed, May 16, 2001	21.74	21.92	21.62	21.83
2275	NASDAQ	ARCB	Tue, May 15, 2001	21.63	21.80	21.50	21.80
2274	NASDAQ	ARCB	Mon, May 14, 2001	21.32	22.05	21.30	21.75
2273	NASDAQ	ARCB	Fri, May 11, 2001	21.14	21.65	21.05	21.30
2272	NASDAQ	ARCB	Thu, May 10, 2001	21.02	21.51	21.00	21.30
2271	NASDAQ	ARCB	Wed, May 9, 2001	19.92	21.15	19.92	21.05
2270	NASDAQ	ARCB	Tue, May 8, 2001	20.03	20.19	19.79	19.98
2269	NASDAQ	ARCB	Mon, May 7, 2001	19.96	20.07	19.80	19.98
2268	NASDAQ	ARCB	Fri, May 4, 2001	19.70	20.31	19.70	20.05
2267	NASDAQ	ARCB	Thu, May 3, 2001	19.90	20.06	19.45	19.96
2266	NASDAQ	ARCB	Wed, May 2, 2001	19.99	20.35	19.52	20.13
2265	NASDAQ	ARCB	Tue, May 1, 2001	19.30	20.09	19.28	19.95
2264	NASDAQ	ARCB	Mon, Apr 30, 2001	19.05	19.65	19.00	19.65
2263	NASDAQ	ARCB	Fri, Apr 27, 2001	19.16	19.89	19.16	19.48
2262	NASDAQ	ARCB	Thu, Apr 26, 2001	18.50	19.29	18.49	19.16
2261	NASDAQ	ARCB	Wed, Apr 25, 2001	18.12	18.50	17.75	18.37
2260	NASDAQ	ARCB	Tue, Apr 24, 2001	18.03	19.10	18.02	18.12
2259	NASDAQ	ARCB	Mon, Apr 23, 2001	17.05	18.23	16.85	18.13
2258	NASDAQ	ARCB	Fri, Apr 20, 2001	17.05	17.10	16.65	16.98
2257	NASDAQ	ARCB	Thu, Apr 19, 2001	17.40	17.55	17.28	17.54
2256	NASDAQ	ARCB	Wed, Apr 18, 2001	17.00	17.38	16.96	17.35
2255	NASDAQ	ARCB	Tue, Apr 17, 2001	16.76	17.00	16.48	17.00
2254	NASDAQ	ARCB	Mon, Apr 16, 2001	16.90	17.06	16.77	16.95
2253	NASDAQ	ARCB	Thu, Apr 12, 2001	17.02	17.10	16.75	17.05
2252	NASDAQ	ARCB	Wed, Apr 11, 2001	16.86	17.13	16.86	17.00
2251	NASDAQ	ARCB	Tue, Apr 10, 2001	15.98	17.00	15.98	16.80
2250	NASDAQ	ARCB	Mon, Apr 9, 2001	15.30	16.25	15.12	16.20
2249	NASDAQ	ARCB	Fri, Apr 6, 2001	16.09	16.13	14.63	15.31
2248	NASDAQ	ARCB	Thu, Apr 5, 2001	16.31	16.94	16.00	16.50
2247	NASDAQ	ARCB	Wed, Apr 4, 2001	15.00	16.19	14.81	15.56
2246	NASDAQ	ARCB	Tue, Apr 3, 2001	15.63	15.63	14.50	15.00
2245	NASDAQ	ARCB	Mon, Apr 2, 2001	15.75	15.81	15.50	15.56
2244	NASDAQ	ARCB	Fri, Mar 30, 2001	15.88	16.00	15.56	15.75
2243	NASDAQ	ARCB	Thu, Mar 29, 2001	17.00	17.00	15.63	15.63
2242	NASDAQ	ARCB	Wed, Mar 28, 2001	16.94	17.19	16.50	17.06
2241	NASDAQ	ARCB	Tue, Mar 27, 2001	17.06	17.13	16.81	17.00
2240	NASDAQ	ARCB	Mon, Mar 26, 2001	17.38	17.38	16.81	17.06
2239	NASDAQ	ARCB	Fri, Mar 23, 2001	16.69	17.38	16.63	17.25
2238	NASDAQ	ARCB	Thu, Mar 22, 2001	17.13	17.13	16.13	16.38
2237	NASDAQ	ARCB	Wed, Mar 21, 2001	17.13	17.44	16.94	17.06
2236	NASDAQ	ARCB	Tue, Mar 20, 2001	16.70	18.00	16.38	17.13
2235	NASDAQ	ARCB	Mon, Mar 19, 2001	15.47	16.75	15.25	16.75
2234	NASDAQ	ARCB	Fri, Mar 16, 2001	16.25	16.63	15.88	16.00
2233	NASDAQ	ARCB	Thu, Mar 15, 2001	16.06	16.63	16.00	16.25
2232	NASDAQ	ARCB	Wed, Mar 14, 2001	15.81	16.63	15.75	15.88
2231	NASDAQ	ARCB	Tue, Mar 13, 2001	17.63	17.81	16.31	16.88
2230	NASDAQ	ARCB	Mon, Mar 12, 2001	18.81	19.19	17.69	18.13
2229	NASDAQ	ARCB	Fri, Mar 9, 2001	19.50	19.50	18.50	19.44
2228	NASDAQ	ARCB	Thu, Mar 8, 2001	19.56	20.06	19.25	19.50
2227	NASDAQ	ARCB	Wed, Mar 7, 2001	19.38	20.88	19.38	19.63
2226	NASDAQ	ARCB	Tue, Mar 6, 2001	19.56	19.56	18.75	18.81
2225	NASDAQ	ARCB	Mon, Mar 5, 2001	19.00	19.25	18.75	19.06
2224	NASDAQ	ARCB	Fri, Mar 2, 2001	18.13	19.44	18.06	18.88
2223	NASDAQ	ARCB	Thu, Mar 1, 2001	17.05	18.25	17.00	18.19
2222	NASDAQ	ARCB	Wed, Feb 28, 2001	17.98	17.98	16.75	16.75
2221	NASDAQ	ARCB	Tue, Feb 27, 2001	18.19	18.38	17.88	18.06
2220	NASDAQ	ARCB	Mon, Feb 26, 2001	18.44	18.94	18.13	18.13
2219	NASDAQ	ARCB	Fri, Feb 23, 2001	18.77	19.38	18.31	18.69
2218	NASDAQ	ARCB	Thu, Feb 22, 2001	19.66	20.00	18.00	18.88
2217	NASDAQ	ARCB	Wed, Feb 21, 2001	19.88	20.69	19.69	19.81
2216	NASDAQ	ARCB	Tue, Feb 20, 2001	19.81	20.38	19.81	20.19
2215	NASDAQ	ARCB	Fri, Feb 16, 2001	20.44	21.50	20.00	20.50
2214	NASDAQ	ARCB	Thu, Feb 15, 2001	20.88	20.94	20.44	20.69
2213	NASDAQ	ARCB	Wed, Feb 14, 2001	21.25	21.44	20.25	20.69
2212	NASDAQ	ARCB	Tue, Feb 13, 2001	21.84	21.88	21.13	21.63
2211	NASDAQ	ARCB	Mon, Feb 12, 2001	22.00	22.00	20.75	21.50
2210	NASDAQ	ARCB	Fri, Feb 9, 2001	21.56	22.00	21.44	21.72
2209	NASDAQ	ARCB	Thu, Feb 8, 2001	21.44	21.44	21.06	21.44
2208	NASDAQ	ARCB	Wed, Feb 7, 2001	20.56	21.13	20.50	21.06
2207	NASDAQ	ARCB	Tue, Feb 6, 2001	20.52	20.69	20.44	20.56
2206	NASDAQ	ARCB	Mon, Feb 5, 2001	19.53	21.13	19.50	20.50
2205	NASDAQ	ARCB	Fri, Feb 2, 2001	20.44	21.38	20.25	20.25
2204	NASDAQ	ARCB	Thu, Feb 1, 2001	20.39	20.63	20.25	20.56
2203	NASDAQ	ARCB	Wed, Jan 31, 2001	20.75	21.13	20.56	20.56
2202	NASDAQ	ARCB	Tue, Jan 30, 2001	20.75	21.75	20.50	20.75
2201	NASDAQ	ARCB	Mon, Jan 29, 2001	20.75	20.94	19.88	20.63
2200	NASDAQ	ARCB	Fri, Jan 26, 2001	22.38	22.44	19.56	20.75
2199	NASDAQ	ARCB	Thu, Jan 25, 2001	21.61	23.00	21.13	21.94
2198	NASDAQ	ARCB	Wed, Jan 24, 2001	21.25	22.06	20.94	21.63
2197	NASDAQ	ARCB	Tue, Jan 23, 2001	22.13	22.38	20.50	21.00
2196	NASDAQ	ARCB	Mon, Jan 22, 2001	23.25	23.38	21.06	22.06
2195	NASDAQ	ARCB	Fri, Jan 19, 2001	24.34	24.38	21.13	22.13
2194	NASDAQ	ARCB	Thu, Jan 18, 2001	25.16	25.63	23.88	24.38
2193	NASDAQ	ARCB	Wed, Jan 17, 2001	25.00	25.06	23.88	24.56
2192	NASDAQ	ARCB	Tue, Jan 16, 2001	23.31	24.94	23.25	24.69
2191	NASDAQ	ARCB	Fri, Jan 12, 2001	22.72	22.94	22.50	22.88
2190	NASDAQ	ARCB	Thu, Jan 11, 2001	21.94	23.31	21.81	22.56
2189	NASDAQ	ARCB	Wed, Jan 10, 2001	23.75	23.88	21.75	22.00
2188	NASDAQ	ARCB	Tue, Jan 9, 2001	22.13	24.25	22.09	23.38
2187	NASDAQ	ARCB	Mon, Jan 8, 2001	21.72	22.50	21.13	22.13
2186	NASDAQ	ARCB	Fri, Jan 5, 2001	21.03	22.00	20.94	21.69
2185	NASDAQ	ARCB	Thu, Jan 4, 2001	19.06	21.38	19.02	21.06
2184	NASDAQ	ARCB	Wed, Jan 3, 2001	17.50	18.75	17.13	18.50
2183	NASDAQ	ARCB	Tue, Jan 2, 2001	18.50	18.50	16.13	17.31
2182	NASDAQ	ARCB	Fri, Dec 29, 2000	17.25	18.38	17.09	18.31
2181	NASDAQ	ARCB	Thu, Dec 28, 2000	16.69	17.25	16.38	16.94
2180	NASDAQ	ARCB	Wed, Dec 27, 2000	16.00	16.88	15.81	16.69
2179	NASDAQ	ARCB	Tue, Dec 26, 2000	16.00	16.06	15.63	15.75
2178	NASDAQ	ARCB	Fri, Dec 22, 2000	15.06	15.75	15.00	15.63
2177	NASDAQ	ARCB	Thu, Dec 21, 2000	15.94	16.63	14.88	15.06
2176	NASDAQ	ARCB	Wed, Dec 20, 2000	17.69	17.81	15.38	16.00
2175	NASDAQ	ARCB	Tue, Dec 19, 2000	17.75	18.00	17.50	17.69
2174	NASDAQ	ARCB	Mon, Dec 18, 2000	17.50	18.50	17.31	17.81
2173	NASDAQ	ARCB	Fri, Dec 15, 2000	17.92	17.92	16.13	16.50
2172	NASDAQ	ARCB	Thu, Dec 14, 2000	19.20	19.50	17.50	18.50
2171	NASDAQ	ARCB	Wed, Dec 13, 2000	20.06	20.25	18.69	19.50
2170	NASDAQ	ARCB	Tue, Dec 12, 2000	20.38	20.38	20.00	20.00
2169	NASDAQ	ARCB	Mon, Dec 11, 2000	20.22	20.50	20.00	20.13
2168	NASDAQ	ARCB	Fri, Dec 8, 2000	19.13	20.63	19.06	19.81
2167	NASDAQ	ARCB	Thu, Dec 7, 2000	17.94	18.88	17.69	18.69
2166	NASDAQ	ARCB	Wed, Dec 6, 2000	18.09	18.31	17.56	17.94
2165	NASDAQ	ARCB	Tue, Dec 5, 2000	18.06	19.25	18.06	18.31
2164	NASDAQ	ARCB	Mon, Dec 4, 2000	17.50	18.44	17.25	18.00
2163	NASDAQ	ARCB	Fri, Dec 1, 2000	15.75	18.25	15.70	17.44
2162	NASDAQ	ARCB	Thu, Nov 30, 2000	18.13	18.25	14.63	14.69
2161	NASDAQ	ARCB	Wed, Nov 29, 2000	18.44	18.56	18.13	18.25
2160	NASDAQ	ARCB	Tue, Nov 28, 2000	18.06	18.50	18.06	18.44
2159	NASDAQ	ARCB	Mon, Nov 27, 2000	18.19	18.50	18.13	18.13
2158	NASDAQ	ARCB	Fri, Nov 24, 2000	17.39	18.00	17.39	18.00
2157	NASDAQ	ARCB	Wed, Nov 22, 2000	17.31	17.55	16.25	17.44
2156	NASDAQ	ARCB	Tue, Nov 21, 2000	17.94	18.25	17.38	17.38
2155	NASDAQ	ARCB	Mon, Nov 20, 2000	18.22	18.38	17.75	17.88
2154	NASDAQ	ARCB	Fri, Nov 17, 2000	17.97	18.50	17.97	18.42
2153	NASDAQ	ARCB	Thu, Nov 16, 2000	18.50	18.63	17.88	17.94
2152	NASDAQ	ARCB	Wed, Nov 15, 2000	17.63	18.88	17.63	18.44
2151	NASDAQ	ARCB	Tue, Nov 14, 2000	17.88	18.13	17.38	17.63
2150	NASDAQ	ARCB	Mon, Nov 13, 2000	16.75	18.63	16.70	17.88
2149	NASDAQ	ARCB	Fri, Nov 10, 2000	16.75	16.94	16.19	16.69
2148	NASDAQ	ARCB	Thu, Nov 9, 2000	16.50	16.94	16.25	16.88
2147	NASDAQ	ARCB	Wed, Nov 8, 2000	16.94	17.00	16.88	16.88
2146	NASDAQ	ARCB	Tue, Nov 7, 2000	16.88	17.00	16.75	16.94
2145	NASDAQ	ARCB	Mon, Nov 6, 2000	16.88	17.25	16.64	17.00
2144	NASDAQ	ARCB	Fri, Nov 3, 2000	16.75	17.00	16.19	16.50
2143	NASDAQ	ARCB	Thu, Nov 2, 2000	16.50	17.00	16.50	16.69
2142	NASDAQ	ARCB	Wed, Nov 1, 2000	16.06	16.81	16.00	16.56
2141	NASDAQ	ARCB	Tue, Oct 31, 2000	16.13	16.94	15.75	16.00
2140	NASDAQ	ARCB	Mon, Oct 30, 2000	15.38	16.06	15.38	15.88
2139	NASDAQ	ARCB	Fri, Oct 27, 2000	15.77	15.88	15.13	15.63
2138	NASDAQ	ARCB	Thu, Oct 26, 2000	15.94	16.13	15.69	15.88
2137	NASDAQ	ARCB	Wed, Oct 25, 2000	16.00	16.11	15.94	16.00
2136	NASDAQ	ARCB	Tue, Oct 24, 2000	15.75	16.06	15.75	16.00
2135	NASDAQ	ARCB	Mon, Oct 23, 2000	15.63	16.00	15.63	15.75
2134	NASDAQ	ARCB	Fri, Oct 20, 2000	15.14	15.56	15.00	15.50
2133	NASDAQ	ARCB	Thu, Oct 19, 2000	14.94	15.25	14.75	15.06
2132	NASDAQ	ARCB	Wed, Oct 18, 2000	14.75	14.81	14.50	14.81
2131	NASDAQ	ARCB	Tue, Oct 17, 2000	15.31	15.44	14.69	14.75
2130	NASDAQ	ARCB	Mon, Oct 16, 2000	14.94	15.25	14.38	14.50
2129	NASDAQ	ARCB	Fri, Oct 13, 2000	14.31	15.36	13.94	15.19
2128	NASDAQ	ARCB	Thu, Oct 12, 2000	14.13	14.50	13.88	14.06
2127	NASDAQ	ARCB	Wed, Oct 11, 2000	13.31	14.50	13.31	14.36
2126	NASDAQ	ARCB	Tue, Oct 10, 2000	14.00	14.06	12.13	13.27
2125	NASDAQ	ARCB	Mon, Oct 9, 2000	14.50	14.50	13.75	14.00
2124	NASDAQ	ARCB	Fri, Oct 6, 2000	14.88	14.94	14.25	14.56
2123	NASDAQ	ARCB	Thu, Oct 5, 2000	14.88	15.13	14.81	14.81
2122	NASDAQ	ARCB	Wed, Oct 4, 2000	14.94	15.13	14.75	14.94
2121	NASDAQ	ARCB	Tue, Oct 3, 2000	14.94	15.00	14.69	14.88
2120	NASDAQ	ARCB	Mon, Oct 2, 2000	15.44	15.50	14.25	14.75
2119	NASDAQ	ARCB	Fri, Sep 29, 2000	15.50	15.50	15.06	15.38
2118	NASDAQ	ARCB	Thu, Sep 28, 2000	14.00	15.75	14.00	15.50
2117	NASDAQ	ARCB	Wed, Sep 27, 2000	14.09	14.25	13.19	14.25
2116	NASDAQ	ARCB	Tue, Sep 26, 2000	14.13	14.19	13.00	13.94
2115	NASDAQ	ARCB	Mon, Sep 25, 2000	15.19	15.25	14.00	14.00
2114	NASDAQ	ARCB	Fri, Sep 22, 2000	14.06	15.00	14.06	14.81
2113	NASDAQ	ARCB	Thu, Sep 21, 2000	13.88	14.13	13.50	14.13
2112	NASDAQ	ARCB	Wed, Sep 20, 2000	14.00	14.25	13.88	13.88
2111	NASDAQ	ARCB	Tue, Sep 19, 2000	13.00	14.25	13.00	14.00
2110	NASDAQ	ARCB	Mon, Sep 18, 2000	13.88	13.89	12.88	13.06
2109	NASDAQ	ARCB	Fri, Sep 15, 2000	14.00	14.00	13.56	13.81
2108	NASDAQ	ARCB	Thu, Sep 14, 2000	13.81	14.19	13.38	14.00
2107	NASDAQ	ARCB	Wed, Sep 13, 2000	14.00	14.25	13.88	14.00
2106	NASDAQ	ARCB	Tue, Sep 12, 2000	14.44	14.75	13.75	14.31
2105	NASDAQ	ARCB	Mon, Sep 11, 2000	14.56	14.63	13.83	14.00
2104	NASDAQ	ARCB	Fri, Sep 8, 2000	14.75	14.81	14.19	14.63
2103	NASDAQ	ARCB	Thu, Sep 7, 2000	15.16	15.25	14.63	14.64
2102	NASDAQ	ARCB	Wed, Sep 6, 2000	15.00	15.25	14.94	15.13
2101	NASDAQ	ARCB	Tue, Sep 5, 2000	14.63	15.31	14.59	15.00
2100	NASDAQ	ARCB	Fri, Sep 1, 2000	14.88	15.13	14.88	15.06
2099	NASDAQ	ARCB	Thu, Aug 31, 2000	15.13	15.13	14.88	15.06
2098	NASDAQ	ARCB	Wed, Aug 30, 2000	14.69	15.06	14.69	15.06
2097	NASDAQ	ARCB	Tue, Aug 29, 2000	14.66	15.06	14.63	15.00
2096	NASDAQ	ARCB	Mon, Aug 28, 2000	14.63	15.19	14.25	15.13
2095	NASDAQ	ARCB	Fri, Aug 25, 2000	14.25	14.56	13.63	14.38
2094	NASDAQ	ARCB	Thu, Aug 24, 2000	14.50	15.81	13.75	14.50
2093	NASDAQ	ARCB	Wed, Aug 23, 2000	15.88	15.88	14.63	14.81
2092	NASDAQ	ARCB	Tue, Aug 22, 2000	15.91	16.00	15.75	15.75
2091	NASDAQ	ARCB	Mon, Aug 21, 2000	15.13	15.94	14.88	15.88
2090	NASDAQ	ARCB	Fri, Aug 18, 2000	16.00	16.00	14.56	14.81
2089	NASDAQ	ARCB	Thu, Aug 17, 2000	15.50	16.13	15.50	16.06
2088	NASDAQ	ARCB	Wed, Aug 16, 2000	16.25	16.25	15.63	15.72
2087	NASDAQ	ARCB	Tue, Aug 15, 2000	16.50	16.50	16.13	16.13
2086	NASDAQ	ARCB	Mon, Aug 14, 2000	15.91	17.00	15.88	16.38
2085	NASDAQ	ARCB	Fri, Aug 11, 2000	15.88	15.94	15.63	15.81
2084	NASDAQ	ARCB	Thu, Aug 10, 2000	15.88	16.25	15.44	15.56
2083	NASDAQ	ARCB	Wed, Aug 9, 2000	14.91	16.00	14.88	15.69
2082	NASDAQ	ARCB	Tue, Aug 8, 2000	14.69	14.88	14.56	14.88
2081	NASDAQ	ARCB	Mon, Aug 7, 2000	14.13	14.69	14.00	14.69
2080	NASDAQ	ARCB	Fri, Aug 4, 2000	14.31	14.44	14.19	14.25
2079	NASDAQ	ARCB	Thu, Aug 3, 2000	13.75	14.44	13.75	14.41
2078	NASDAQ	ARCB	Wed, Aug 2, 2000	14.19	14.38	14.13	14.25
2077	NASDAQ	ARCB	Tue, Aug 1, 2000	14.25	14.38	14.19	14.25
2076	NASDAQ	ARCB	Mon, Jul 31, 2000	13.94	14.25	13.81	14.19
2075	NASDAQ	ARCB	Fri, Jul 28, 2000	13.38	13.94	13.38	13.81
2074	NASDAQ	ARCB	Thu, Jul 27, 2000	13.50	13.75	13.00	13.75
2073	NASDAQ	ARCB	Wed, Jul 26, 2000	12.38	13.50	12.38	13.38
2072	NASDAQ	ARCB	Tue, Jul 25, 2000	12.25	12.50	12.06	12.31
2071	NASDAQ	ARCB	Mon, Jul 24, 2000	12.09	12.13	11.78	11.94
2070	NASDAQ	ARCB	Fri, Jul 21, 2000	12.25	12.25	11.75	11.88
2069	NASDAQ	ARCB	Thu, Jul 20, 2000	12.00	12.25	11.56	12.06
2068	NASDAQ	ARCB	Wed, Jul 19, 2000	11.06	11.06	10.75	11.00
2067	NASDAQ	ARCB	Tue, Jul 18, 2000	10.94	11.06	10.94	11.00
2066	NASDAQ	ARCB	Mon, Jul 17, 2000	11.13	11.13	10.94	11.00
2065	NASDAQ	ARCB	Fri, Jul 14, 2000	11.13	11.13	11.00	11.06
2064	NASDAQ	ARCB	Thu, Jul 13, 2000	10.94	11.13	10.94	11.06
2063	NASDAQ	ARCB	Wed, Jul 12, 2000	11.19	11.25	11.00	11.13
2062	NASDAQ	ARCB	Tue, Jul 11, 2000	10.56	11.13	10.56	11.06
2061	NASDAQ	ARCB	Mon, Jul 10, 2000	10.63	11.13	10.44	10.69
2060	NASDAQ	ARCB	Fri, Jul 7, 2000	11.00	11.00	10.50	10.81
2059	NASDAQ	ARCB	Thu, Jul 6, 2000	11.00	11.06	10.88	11.00
2058	NASDAQ	ARCB	Wed, Jul 5, 2000	11.09	11.13	10.69	10.88
2057	NASDAQ	ARCB	Mon, Jul 3, 2000	10.47	11.13	10.38	11.00
2056	NASDAQ	ARCB	Fri, Jun 30, 2000	12.00	12.31	9.75	9.94
2055	NASDAQ	ARCB	Thu, Jun 29, 2000	12.28	12.44	11.81	12.06
2054	NASDAQ	ARCB	Wed, Jun 28, 2000	12.31	12.56	12.25	12.25
2053	NASDAQ	ARCB	Tue, Jun 27, 2000	12.25	12.75	12.25	12.50
2052	NASDAQ	ARCB	Mon, Jun 26, 2000	12.50	12.84	12.19	12.63
2051	NASDAQ	ARCB	Fri, Jun 23, 2000	12.25	12.81	12.19	12.81
2050	NASDAQ	ARCB	Thu, Jun 22, 2000	12.56	12.75	11.75	11.88
2049	NASDAQ	ARCB	Wed, Jun 21, 2000	12.13	12.25	11.88	12.25
2048	NASDAQ	ARCB	Tue, Jun 20, 2000	12.50	12.63	12.00	12.06
2047	NASDAQ	ARCB	Mon, Jun 19, 2000	12.63	12.63	12.38	12.50
2046	NASDAQ	ARCB	Fri, Jun 16, 2000	12.41	13.13	12.38	12.63
2045	NASDAQ	ARCB	Thu, Jun 15, 2000	12.63	12.63	12.00	12.38
2044	NASDAQ	ARCB	Wed, Jun 14, 2000	12.31	12.63	12.06	12.63
2043	NASDAQ	ARCB	Tue, Jun 13, 2000	12.13	12.31	12.00	12.19
2042	NASDAQ	ARCB	Mon, Jun 12, 2000	12.06	12.06	11.94	12.06
2041	NASDAQ	ARCB	Fri, Jun 9, 2000	12.00	12.13	11.88	12.00
2040	NASDAQ	ARCB	Thu, Jun 8, 2000	12.00	12.06	11.75	11.94
2039	NASDAQ	ARCB	Wed, Jun 7, 2000	11.94	12.00	11.88	11.91
2038	NASDAQ	ARCB	Tue, Jun 6, 2000	12.00	12.00	11.75	11.75
2037	NASDAQ	ARCB	Mon, Jun 5, 2000	11.88	12.00	11.75	11.88
2036	NASDAQ	ARCB	Fri, Jun 2, 2000	11.63	12.00	11.53	11.69
2035	NASDAQ	ARCB	Thu, Jun 1, 2000	11.13	11.50	11.06	11.50
2034	NASDAQ	ARCB	Wed, May 31, 2000	11.94	11.94	11.00	11.00
2033	NASDAQ	ARCB	Tue, May 30, 2000	11.50	12.00	11.50	11.75
2032	NASDAQ	ARCB	Fri, May 26, 2000	11.84	12.00	11.17	11.22
2031	NASDAQ	ARCB	Thu, May 25, 2000	12.00	12.00	11.69	11.81
2030	NASDAQ	ARCB	Wed, May 24, 2000	11.81	11.88	11.63	11.75
2029	NASDAQ	ARCB	Tue, May 23, 2000	11.50	11.88	11.25	11.75
2028	NASDAQ	ARCB	Mon, May 22, 2000	11.00	11.50	10.94	11.31
2027	NASDAQ	ARCB	Fri, May 19, 2000	11.00	11.19	10.88	11.06
2026	NASDAQ	ARCB	Thu, May 18, 2000	11.88	11.88	10.75	10.75
2025	NASDAQ	ARCB	Wed, May 17, 2000	12.13	12.13	11.69	11.88
2024	NASDAQ	ARCB	Tue, May 16, 2000	11.88	12.19	11.88	12.06
2023	NASDAQ	ARCB	Mon, May 15, 2000	12.13	12.13	12.00	12.06
2022	NASDAQ	ARCB	Fri, May 12, 2000	11.88	12.13	11.88	11.94
2021	NASDAQ	ARCB	Thu, May 11, 2000	12.31	12.69	11.69	12.00
2020	NASDAQ	ARCB	Wed, May 10, 2000	12.59	12.63	12.13	12.19
2019	NASDAQ	ARCB	Tue, May 9, 2000	12.75	12.88	12.56	12.63
2018	NASDAQ	ARCB	Mon, May 8, 2000	13.00	13.00	12.63	12.63
2017	NASDAQ	ARCB	Fri, May 5, 2000	12.94	13.13	12.75	13.13
2016	NASDAQ	ARCB	Thu, May 4, 2000	13.00	13.00	12.81	12.81
2015	NASDAQ	ARCB	Wed, May 3, 2000	12.94	13.25	12.88	12.94
2014	NASDAQ	ARCB	Tue, May 2, 2000	13.41	13.63	12.88	13.00
2013	NASDAQ	ARCB	Mon, May 1, 2000	13.00	13.63	12.88	13.44
2012	NASDAQ	ARCB	Fri, Apr 28, 2000	12.94	13.13	12.88	12.94
2011	NASDAQ	ARCB	Thu, Apr 27, 2000	12.88	13.19	12.81	12.94
2010	NASDAQ	ARCB	Wed, Apr 26, 2000	13.38	13.50	12.56	12.88
2009	NASDAQ	ARCB	Tue, Apr 25, 2000	13.25	13.38	13.00	13.25
2008	NASDAQ	ARCB	Mon, Apr 24, 2000	13.13	13.50	12.63	12.88
2007	NASDAQ	ARCB	Thu, Apr 20, 2000	13.50	13.88	13.13	13.13
2006	NASDAQ	ARCB	Wed, Apr 19, 2000	14.13	14.25	13.63	13.63
2005	NASDAQ	ARCB	Tue, Apr 18, 2000	13.38	14.13	13.25	14.06
2004	NASDAQ	ARCB	Mon, Apr 17, 2000	12.63	13.38	12.63	13.38
2003	NASDAQ	ARCB	Fri, Apr 14, 2000	13.13	13.63	12.63	12.63
2002	NASDAQ	ARCB	Thu, Apr 13, 2000	13.13	13.50	13.00	13.38
2001	NASDAQ	ARCB	Wed, Apr 12, 2000	12.50	13.19	12.13	12.88
2000	NASDAQ	ARCB	Tue, Apr 11, 2000	12.88	13.00	12.00	12.19
1999	NASDAQ	ARCB	Mon, Apr 10, 2000	12.63	13.00	12.63	12.88
1998	NASDAQ	ARCB	Fri, Apr 7, 2000	12.56	12.88	12.50	12.75
1997	NASDAQ	ARCB	Thu, Apr 6, 2000	12.00	12.88	11.97	12.38
1996	NASDAQ	ARCB	Wed, Apr 5, 2000	11.75	12.00	11.63	12.00
1995	NASDAQ	ARCB	Tue, Apr 4, 2000	11.38	11.63	11.19	11.59
1994	NASDAQ	ARCB	Mon, Apr 3, 2000	10.88	11.25	10.75	11.25
1993	NASDAQ	ARCB	Fri, Mar 31, 2000	11.50	11.75	10.38	10.50
1992	NASDAQ	ARCB	Thu, Mar 30, 2000	11.94	11.94	11.38	11.38
1991	NASDAQ	ARCB	Wed, Mar 29, 2000	11.81	11.94	11.63	11.81
1990	NASDAQ	ARCB	Tue, Mar 28, 2000	11.13	11.88	11.00	11.69
1989	NASDAQ	ARCB	Mon, Mar 27, 2000	11.63	11.69	11.00	11.00
1988	NASDAQ	ARCB	Fri, Mar 24, 2000	11.31	11.75	11.31	11.63
1987	NASDAQ	ARCB	Thu, Mar 23, 2000	11.31	11.44	11.25	11.28
1986	NASDAQ	ARCB	Wed, Mar 22, 2000	11.38	11.50	11.25	11.31
1985	NASDAQ	ARCB	Tue, Mar 21, 2000	11.25	11.31	11.19	11.31
1984	NASDAQ	ARCB	Mon, Mar 20, 2000	11.25	11.38	11.00	11.25
1983	NASDAQ	ARCB	Fri, Mar 17, 2000	10.88	11.38	10.75	11.31
1982	NASDAQ	ARCB	Thu, Mar 16, 2000	11.56	11.63	11.00	11.31
1981	NASDAQ	ARCB	Wed, Mar 15, 2000	11.00	11.50	10.75	11.00
1980	NASDAQ	ARCB	Tue, Mar 14, 2000	10.13	10.94	10.06	10.94
1979	NASDAQ	ARCB	Mon, Mar 13, 2000	10.38	10.50	9.88	10.13
1978	NASDAQ	ARCB	Fri, Mar 10, 2000	9.50	10.69	9.44	10.13
1977	NASDAQ	ARCB	Thu, Mar 9, 2000	10.00	10.00	9.44	9.50
1976	NASDAQ	ARCB	Wed, Mar 8, 2000	10.00	10.13	9.75	9.75
1975	NASDAQ	ARCB	Tue, Mar 7, 2000	10.13	10.13	10.00	10.00
1974	NASDAQ	ARCB	Mon, Mar 6, 2000	10.13	10.25	10.00	10.06
1973	NASDAQ	ARCB	Fri, Mar 3, 2000	9.50	10.06	9.44	10.06
1972	NASDAQ	ARCB	Thu, Mar 2, 2000	9.50	9.75	9.25	9.31
1971	NASDAQ	ARCB	Wed, Mar 1, 2000	9.63	9.63	9.38	9.50
1970	NASDAQ	ARCB	Tue, Feb 29, 2000	9.50	9.75	9.25	9.44
1969	NASDAQ	ARCB	Mon, Feb 28, 2000	9.81	9.88	9.38	9.50
1968	NASDAQ	ARCB	Fri, Feb 25, 2000	10.00	10.13	9.00	9.44
1967	NASDAQ	ARCB	Thu, Feb 24, 2000	11.13	11.13	10.00	10.13
1966	NASDAQ	ARCB	Wed, Feb 23, 2000	11.50	11.50	10.69	11.00
1965	NASDAQ	ARCB	Tue, Feb 22, 2000	11.88	12.00	11.50	11.50
1964	NASDAQ	ARCB	Fri, Feb 18, 2000	11.38	11.75	11.38	11.50
1963	NASDAQ	ARCB	Thu, Feb 17, 2000	11.50	11.75	11.25	11.63
1962	NASDAQ	ARCB	Wed, Feb 16, 2000	11.19	11.75	11.13	11.56
1961	NASDAQ	ARCB	Tue, Feb 15, 2000	10.75	11.38	10.75	11.00
1960	NASDAQ	ARCB	Mon, Feb 14, 2000	11.00	11.19	10.75	10.81
1959	NASDAQ	ARCB	Fri, Feb 11, 2000	11.25	11.31	10.88	11.00
1958	NASDAQ	ARCB	Thu, Feb 10, 2000	11.50	11.88	11.13	11.13
1957	NASDAQ	ARCB	Wed, Feb 9, 2000	12.00	12.00	10.63	11.25
1956	NASDAQ	ARCB	Tue, Feb 8, 2000	11.88	12.13	11.38	11.44
1955	NASDAQ	ARCB	Mon, Feb 7, 2000	12.13	12.13	11.50	11.50
1954	NASDAQ	ARCB	Fri, Feb 4, 2000	12.13	12.50	12.00	12.09
1953	NASDAQ	ARCB	Thu, Feb 3, 2000	11.63	12.13	11.63	12.00
1952	NASDAQ	ARCB	Wed, Feb 2, 2000	11.81	11.81	11.50	11.50
1951	NASDAQ	ARCB	Tue, Feb 1, 2000	12.00	12.25	11.75	11.75
1950	NASDAQ	ARCB	Mon, Jan 31, 2000	11.88	11.88	11.75	11.88
1949	NASDAQ	ARCB	Fri, Jan 28, 2000	11.88	12.00	11.50	11.88
1948	NASDAQ	ARCB	Thu, Jan 27, 2000	13.25	13.25	10.00	11.75
1947	NASDAQ	ARCB	Wed, Jan 26, 2000	13.25	13.38	12.50	12.88
1946	NASDAQ	ARCB	Tue, Jan 25, 2000	12.88	13.38	12.81	13.25
1945	NASDAQ	ARCB	Mon, Jan 24, 2000	13.31	13.41	12.75	13.25
1944	NASDAQ	ARCB	Fri, Jan 21, 2000	13.75	13.75	13.13	13.41
1943	NASDAQ	ARCB	Thu, Jan 20, 2000	13.94	14.00	12.69	13.50
1942	NASDAQ	ARCB	Wed, Jan 19, 2000	13.31	13.63	12.63	13.44
1941	NASDAQ	ARCB	Tue, Jan 18, 2000	12.75	13.75	12.63	13.50
1940	NASDAQ	ARCB	Fri, Jan 14, 2000	13.25	13.38	12.44	12.56
1939	NASDAQ	ARCB	Thu, Jan 13, 2000	13.50	13.94	13.31	13.50
1938	NASDAQ	ARCB	Wed, Jan 12, 2000	12.06	13.25	12.06	13.19
1937	NASDAQ	ARCB	Tue, Jan 11, 2000	13.13	13.13	11.88	12.06
1936	NASDAQ	ARCB	Mon, Jan 10, 2000	13.38	13.75	13.25	13.38
1935	NASDAQ	ARCB	Fri, Jan 7, 2000	13.44	13.75	13.19	13.63
1934	NASDAQ	ARCB	Thu, Jan 6, 2000	12.75	13.38	12.75	13.19
1933	NASDAQ	ARCB	Wed, Jan 5, 2000	12.75	12.88	12.44	12.75
1932	NASDAQ	ARCB	Tue, Jan 4, 2000	12.63	12.75	12.44	12.72
1931	NASDAQ	ARCB	Mon, Jan 3, 2000	12.25	12.69	12.13	12.56
1930	NASDAQ	ARCB	Fri, Dec 31, 1999	12.25	12.31	12.00	12.00
1929	NASDAQ	ARCB	Thu, Dec 30, 1999	12.13	12.38	12.00	12.00
1928	NASDAQ	ARCB	Wed, Dec 29, 1999	12.00	12.50	12.00	12.06
1927	NASDAQ	ARCB	Tue, Dec 28, 1999	12.63	12.88	12.00	12.25
1926	NASDAQ	ARCB	Mon, Dec 27, 1999	13.50	13.50	12.75	12.75
1925	NASDAQ	ARCB	Thu, Dec 23, 1999	13.13	13.44	13.00	13.06
1924	NASDAQ	ARCB	Wed, Dec 22, 1999	12.63	13.44	12.50	13.06
1923	NASDAQ	ARCB	Tue, Dec 21, 1999	13.13	13.13	12.50	12.75
1922	NASDAQ	ARCB	Mon, Dec 20, 1999	13.13	13.38	12.81	12.81
1921	NASDAQ	ARCB	Fri, Dec 17, 1999	13.00	13.25	13.00	13.13
1920	NASDAQ	ARCB	Thu, Dec 16, 1999	13.13	13.69	13.06	13.06
1919	NASDAQ	ARCB	Wed, Dec 15, 1999	12.69	13.63	12.69	13.63
1918	NASDAQ	ARCB	Tue, Dec 14, 1999	13.00	13.25	12.63	12.75
1917	NASDAQ	ARCB	Mon, Dec 13, 1999	13.31	13.38	13.00	13.00
1916	NASDAQ	ARCB	Fri, Dec 10, 1999	13.88	14.00	13.25	13.44
1915	NASDAQ	ARCB	Thu, Dec 9, 1999	13.75	14.13	13.75	13.97
1914	NASDAQ	ARCB	Wed, Dec 8, 1999	13.69	13.88	13.25	13.88
1913	NASDAQ	ARCB	Tue, Dec 7, 1999	13.00	13.69	13.00	13.50
1912	NASDAQ	ARCB	Mon, Dec 6, 1999	12.75	13.25	12.75	13.00
1911	NASDAQ	ARCB	Fri, Dec 3, 1999	13.00	13.13	12.75	13.00
1910	NASDAQ	ARCB	Thu, Dec 2, 1999	12.81	13.00	12.63	13.00
1909	NASDAQ	ARCB	Wed, Dec 1, 1999	12.69	13.00	12.38	13.00
1908	NASDAQ	ARCB	Tue, Nov 30, 1999	11.94	12.69	11.63	12.50
1907	NASDAQ	ARCB	Mon, Nov 29, 1999	13.56	13.56	11.81	12.06
1906	NASDAQ	ARCB	Fri, Nov 26, 1999	13.91	14.00	13.44	13.44
1905	NASDAQ	ARCB	Wed, Nov 24, 1999	14.19	14.19	14.00	14.13
1904	NASDAQ	ARCB	Tue, Nov 23, 1999	14.38	14.50	14.19	14.25
1903	NASDAQ	ARCB	Mon, Nov 22, 1999	14.25	14.56	14.13	14.56
1902	NASDAQ	ARCB	Fri, Nov 19, 1999	14.06	14.50	13.88	14.50
1901	NASDAQ	ARCB	Thu, Nov 18, 1999	14.13	14.38	14.06	14.19
1900	NASDAQ	ARCB	Wed, Nov 17, 1999	14.38	14.75	14.06	14.06
1899	NASDAQ	ARCB	Tue, Nov 16, 1999	13.75	14.19	13.69	14.00
1898	NASDAQ	ARCB	Mon, Nov 15, 1999	13.38	13.81	13.06	13.75
1897	NASDAQ	ARCB	Fri, Nov 12, 1999	13.63	13.88	13.38	13.38
1896	NASDAQ	ARCB	Thu, Nov 11, 1999	13.50	13.81	13.38	13.75
1895	NASDAQ	ARCB	Wed, Nov 10, 1999	12.88	13.56	12.88	13.38
1894	NASDAQ	ARCB	Tue, Nov 9, 1999	13.38	13.38	12.81	12.94
1893	NASDAQ	ARCB	Mon, Nov 8, 1999	13.44	13.50	13.25	13.31
1892	NASDAQ	ARCB	Fri, Nov 5, 1999	13.50	13.63	13.31	13.38
1891	NASDAQ	ARCB	Thu, Nov 4, 1999	13.50	13.94	13.38	13.50
1890	NASDAQ	ARCB	Wed, Nov 3, 1999	14.00	14.00	13.50	13.50
1889	NASDAQ	ARCB	Tue, Nov 2, 1999	13.81	14.00	13.63	13.88
1888	NASDAQ	ARCB	Mon, Nov 1, 1999	13.81	13.94	13.38	13.38
1887	NASDAQ	ARCB	Fri, Oct 29, 1999	12.69	13.88	12.69	13.88
1886	NASDAQ	ARCB	Thu, Oct 28, 1999	12.94	12.94	12.63	12.94
1885	NASDAQ	ARCB	Wed, Oct 27, 1999	12.94	12.94	12.81	12.94
1884	NASDAQ	ARCB	Tue, Oct 26, 1999	13.00	13.00	12.81	12.94
1883	NASDAQ	ARCB	Mon, Oct 25, 1999	12.81	13.00	12.81	12.88
1882	NASDAQ	ARCB	Fri, Oct 22, 1999	13.06	13.13	12.69	12.88
1881	NASDAQ	ARCB	Thu, Oct 21, 1999	13.13	13.13	12.94	13.00
1880	NASDAQ	ARCB	Wed, Oct 20, 1999	13.25	13.69	13.06	13.06
1879	NASDAQ	ARCB	Tue, Oct 19, 1999	13.00	13.38	12.94	13.06
1878	NASDAQ	ARCB	Mon, Oct 18, 1999	12.00	12.25	12.00	12.25
1877	NASDAQ	ARCB	Fri, Oct 15, 1999	11.94	12.25	11.81	11.97
1876	NASDAQ	ARCB	Thu, Oct 14, 1999	12.06	12.31	12.00	12.25
1875	NASDAQ	ARCB	Wed, Oct 13, 1999	12.31	12.38	12.31	12.31
1874	NASDAQ	ARCB	Tue, Oct 12, 1999	12.31	12.41	12.31	12.38
1873	NASDAQ	ARCB	Mon, Oct 11, 1999	12.25	12.50	12.25	12.41
1872	NASDAQ	ARCB	Fri, Oct 8, 1999	12.44	12.50	12.31	12.31
1871	NASDAQ	ARCB	Thu, Oct 7, 1999	12.44	12.50	12.28	12.41
1870	NASDAQ	ARCB	Wed, Oct 6, 1999	12.38	12.50	12.31	12.44
1869	NASDAQ	ARCB	Tue, Oct 5, 1999	12.25	12.50	12.25	12.50
1868	NASDAQ	ARCB	Mon, Oct 4, 1999	12.25	12.50	12.13	12.25
1867	NASDAQ	ARCB	Fri, Oct 1, 1999	12.25	12.50	11.69	12.31
1866	NASDAQ	ARCB	Thu, Sep 30, 1999	12.38	12.63	12.38	12.38
1865	NASDAQ	ARCB	Wed, Sep 29, 1999	12.44	12.56	12.38	12.38
1864	NASDAQ	ARCB	Tue, Sep 28, 1999	12.63	12.63	12.44	12.50
1863	NASDAQ	ARCB	Mon, Sep 27, 1999	12.56	12.63	12.44	12.63
1862	NASDAQ	ARCB	Fri, Sep 24, 1999	12.63	12.75	12.25	12.50
1861	NASDAQ	ARCB	Thu, Sep 23, 1999	12.81	12.81	12.56	12.69
1860	NASDAQ	ARCB	Wed, Sep 22, 1999	12.69	12.88	12.69	12.75
1859	NASDAQ	ARCB	Tue, Sep 21, 1999	12.22	12.88	12.13	12.81
1858	NASDAQ	ARCB	Mon, Sep 20, 1999	12.56	12.69	12.13	12.44
1857	NASDAQ	ARCB	Fri, Sep 17, 1999	12.75	12.75	12.50	12.56
1856	NASDAQ	ARCB	Thu, Sep 16, 1999	12.75	12.75	12.25	12.69
1855	NASDAQ	ARCB	Wed, Sep 15, 1999	12.63	13.00	12.63	12.75
1854	NASDAQ	ARCB	Tue, Sep 14, 1999	12.63	12.88	12.38	12.81
1853	NASDAQ	ARCB	Mon, Sep 13, 1999	13.13	13.25	12.75	12.81
1852	NASDAQ	ARCB	Fri, Sep 10, 1999	13.69	13.81	13.06	13.31
1851	NASDAQ	ARCB	Thu, Sep 9, 1999	13.06	13.75	13.06	13.75
1850	NASDAQ	ARCB	Wed, Sep 8, 1999	13.13	13.38	12.88	13.22
1849	NASDAQ	ARCB	Tue, Sep 7, 1999	13.75	13.75	12.75	13.25
1848	NASDAQ	ARCB	Fri, Sep 3, 1999	13.50	13.75	13.25	13.31
1847	NASDAQ	ARCB	Thu, Sep 2, 1999	12.38	13.13	12.38	13.06
1846	NASDAQ	ARCB	Wed, Sep 1, 1999	12.63	12.75	12.50	12.75
1845	NASDAQ	ARCB	Tue, Aug 31, 1999	12.81	13.19	12.50	12.50
1844	NASDAQ	ARCB	Mon, Aug 30, 1999	13.50	13.69	12.88	13.00
1843	NASDAQ	ARCB	Fri, Aug 27, 1999	12.56	13.69	12.56	13.56
1842	NASDAQ	ARCB	Thu, Aug 26, 1999	12.56	12.81	12.50	12.56
1841	NASDAQ	ARCB	Wed, Aug 25, 1999	12.63	12.88	12.44	12.63
1840	NASDAQ	ARCB	Tue, Aug 24, 1999	12.38	12.56	12.31	12.50
1839	NASDAQ	ARCB	Mon, Aug 23, 1999	12.38	12.56	12.13	12.56
1838	NASDAQ	ARCB	Fri, Aug 20, 1999	12.13	12.44	11.94	12.06
1837	NASDAQ	ARCB	Thu, Aug 19, 1999	11.63	12.13	11.63	12.06
1836	NASDAQ	ARCB	Wed, Aug 18, 1999	11.81	11.94	11.69	11.81
1835	NASDAQ	ARCB	Tue, Aug 17, 1999	11.94	12.00	11.63	11.69
1834	NASDAQ	ARCB	Mon, Aug 16, 1999	11.81	12.00	11.63	11.63
1833	NASDAQ	ARCB	Fri, Aug 13, 1999	11.63	12.00	11.44	11.63
1832	NASDAQ	ARCB	Thu, Aug 12, 1999	11.38	11.63	11.25	11.38
1831	NASDAQ	ARCB	Wed, Aug 11, 1999	11.25	11.50	11.25	11.25
1830	NASDAQ	ARCB	Tue, Aug 10, 1999	11.25	11.38	11.25	11.28
1829	NASDAQ	ARCB	Mon, Aug 9, 1999	11.31	11.63	11.25	11.25
1828	NASDAQ	ARCB	Fri, Aug 6, 1999	11.38	11.50	11.25	11.44
1827	NASDAQ	ARCB	Thu, Aug 5, 1999	11.13	11.63	11.13	11.44
1826	NASDAQ	ARCB	Wed, Aug 4, 1999	11.06	11.19	10.94	11.16
1825	NASDAQ	ARCB	Tue, Aug 3, 1999	11.06	11.06	10.88	10.97
1824	NASDAQ	ARCB	Mon, Aug 2, 1999	10.94	11.06	10.75	11.06
1823	NASDAQ	ARCB	Fri, Jul 30, 1999	11.13	11.25	10.75	10.88
1822	NASDAQ	ARCB	Thu, Jul 29, 1999	11.00	11.25	10.75	11.13
1821	NASDAQ	ARCB	Wed, Jul 28, 1999	10.63	11.31	10.63	11.25
1820	NASDAQ	ARCB	Tue, Jul 27, 1999	10.50	10.94	10.44	10.81
1819	NASDAQ	ARCB	Mon, Jul 26, 1999	10.88	10.88	10.50	10.75
1818	NASDAQ	ARCB	Fri, Jul 23, 1999	11.31	11.50	10.50	10.50
1817	NASDAQ	ARCB	Thu, Jul 22, 1999	11.25	11.50	11.25	11.38
1816	NASDAQ	ARCB	Wed, Jul 21, 1999	11.19	11.44	11.13	11.31
1815	NASDAQ	ARCB	Tue, Jul 20, 1999	11.38	11.50	11.13	11.13
1814	NASDAQ	ARCB	Mon, Jul 19, 1999	11.00	11.38	10.88	11.00
1813	NASDAQ	ARCB	Fri, Jul 16, 1999	11.06	11.19	10.81	10.94
1812	NASDAQ	ARCB	Thu, Jul 15, 1999	10.88	11.25	10.81	11.06
1811	NASDAQ	ARCB	Wed, Jul 14, 1999	10.75	10.94	10.69	10.88
1810	NASDAQ	ARCB	Tue, Jul 13, 1999	10.88	10.94	10.81	10.88
1809	NASDAQ	ARCB	Mon, Jul 12, 1999	10.13	11.00	10.13	10.88
1808	NASDAQ	ARCB	Fri, Jul 9, 1999	9.75	10.19	9.63	10.06
1807	NASDAQ	ARCB	Thu, Jul 8, 1999	9.75	9.75	9.50	9.69
1806	NASDAQ	ARCB	Wed, Jul 7, 1999	10.06	10.06	9.63	9.72
1805	NASDAQ	ARCB	Tue, Jul 6, 1999	10.06	10.25	10.00	10.06
1804	NASDAQ	ARCB	Fri, Jul 2, 1999	9.94	10.19	9.88	10.00
1803	NASDAQ	ARCB	Thu, Jul 1, 1999	9.88	10.00	9.63	9.94
1802	NASDAQ	ARCB	Wed, Jun 30, 1999	9.94	10.00	9.81	9.94
1801	NASDAQ	ARCB	Tue, Jun 29, 1999	9.94	10.00	9.88	9.94
1800	NASDAQ	ARCB	Mon, Jun 28, 1999	9.75	9.94	9.69	9.91
1799	NASDAQ	ARCB	Fri, Jun 25, 1999	9.63	9.75	9.38	9.38
1798	NASDAQ	ARCB	Thu, Jun 24, 1999	9.94	9.94	9.56	9.63
1797	NASDAQ	ARCB	Wed, Jun 23, 1999	9.38	9.94	9.25	9.94
1796	NASDAQ	ARCB	Tue, Jun 22, 1999	9.50	9.50	9.25	9.34
1795	NASDAQ	ARCB	Mon, Jun 21, 1999	9.00	9.44	8.88	9.44
1794	NASDAQ	ARCB	Fri, Jun 18, 1999	8.81	9.06	8.50	8.88
1793	NASDAQ	ARCB	Thu, Jun 17, 1999	8.75	9.13	8.50	8.50
1792	NASDAQ	ARCB	Wed, Jun 16, 1999	8.94	9.00	8.75	8.94
1791	NASDAQ	ARCB	Tue, Jun 15, 1999	9.06	9.06	8.88	8.88
1790	NASDAQ	ARCB	Mon, Jun 14, 1999	9.06	9.06	8.75	8.75
1789	NASDAQ	ARCB	Fri, Jun 11, 1999	9.19	9.19	9.00	9.03
1788	NASDAQ	ARCB	Thu, Jun 10, 1999	9.03	9.25	9.00	9.06
1787	NASDAQ	ARCB	Wed, Jun 9, 1999	9.19	9.19	8.88	9.00
1786	NASDAQ	ARCB	Tue, Jun 8, 1999	9.13	9.25	9.00	9.06
1785	NASDAQ	ARCB	Mon, Jun 7, 1999	8.63	9.25	8.63	9.00
1784	NASDAQ	ARCB	Fri, Jun 4, 1999	8.59	8.69	8.25	8.38
1783	NASDAQ	ARCB	Thu, Jun 3, 1999	8.63	8.69	8.44	8.44
1782	NASDAQ	ARCB	Wed, Jun 2, 1999	8.88	9.00	8.13	8.50
1781	NASDAQ	ARCB	Tue, Jun 1, 1999	9.00	9.13	8.88	9.06
1780	NASDAQ	ARCB	Fri, May 28, 1999	8.56	8.88	8.44	8.88
1779	NASDAQ	ARCB	Thu, May 27, 1999	8.50	8.69	8.38	8.44
1778	NASDAQ	ARCB	Wed, May 26, 1999	9.19	9.25	8.38	8.63
1777	NASDAQ	ARCB	Tue, May 25, 1999	9.06	9.13	8.94	9.13
1776	NASDAQ	ARCB	Mon, May 24, 1999	8.69	9.06	8.56	9.06
1775	NASDAQ	ARCB	Fri, May 21, 1999	8.94	8.94	8.50	8.59
1774	NASDAQ	ARCB	Thu, May 20, 1999	8.81	8.94	8.75	8.88
1773	NASDAQ	ARCB	Wed, May 19, 1999	8.94	9.13	8.81	8.81
1772	NASDAQ	ARCB	Tue, May 18, 1999	9.00	9.06	8.94	9.06
1771	NASDAQ	ARCB	Mon, May 17, 1999	9.13	9.13	8.78	8.94
1770	NASDAQ	ARCB	Fri, May 14, 1999	9.25	9.38	8.94	9.13
1769	NASDAQ	ARCB	Thu, May 13, 1999	9.63	9.63	9.25	9.25
1768	NASDAQ	ARCB	Wed, May 12, 1999	9.31	9.63	9.00	9.38
1767	NASDAQ	ARCB	Tue, May 11, 1999	9.44	9.56	9.00	9.00
1766	NASDAQ	ARCB	Mon, May 10, 1999	9.75	9.75	9.38	9.38
1765	NASDAQ	ARCB	Fri, May 7, 1999	9.75	9.75	9.47	9.50
1764	NASDAQ	ARCB	Thu, May 6, 1999	9.38	9.63	9.31	9.50
1763	NASDAQ	ARCB	Wed, May 5, 1999	9.63	9.63	9.31	9.41
1762	NASDAQ	ARCB	Tue, May 4, 1999	9.38	9.50	9.25	9.50
1761	NASDAQ	ARCB	Mon, May 3, 1999	9.44	9.44	8.88	9.25
1760	NASDAQ	ARCB	Fri, Apr 30, 1999	9.50	10.00	9.00	9.06
1759	NASDAQ	ARCB	Thu, Apr 29, 1999	9.88	9.94	9.63	9.63
1758	NASDAQ	ARCB	Wed, Apr 28, 1999	9.81	9.88	9.50	9.75
1757	NASDAQ	ARCB	Tue, Apr 27, 1999	9.28	9.88	9.19	9.75
1756	NASDAQ	ARCB	Mon, Apr 26, 1999	9.13	9.38	8.94	9.25
1755	NASDAQ	ARCB	Fri, Apr 23, 1999	8.69	9.44	8.69	9.00
1754	NASDAQ	ARCB	Thu, Apr 22, 1999	8.81	9.00	8.56	8.81
1753	NASDAQ	ARCB	Wed, Apr 21, 1999	8.69	8.94	8.69	8.81
1752	NASDAQ	ARCB	Tue, Apr 20, 1999	8.81	8.97	8.63	8.94
1751	NASDAQ	ARCB	Mon, Apr 19, 1999	8.63	9.06	8.63	8.88
1750	NASDAQ	ARCB	Fri, Apr 16, 1999	8.50	8.75	8.44	8.75
1749	NASDAQ	ARCB	Thu, Apr 15, 1999	8.75	9.00	8.13	8.44
1748	NASDAQ	ARCB	Wed, Apr 14, 1999	7.81	8.81	7.50	8.75
1747	NASDAQ	ARCB	Tue, Apr 13, 1999	7.75	7.88	7.63	7.75
1746	NASDAQ	ARCB	Mon, Apr 12, 1999	7.25	7.88	7.25	7.75
1745	NASDAQ	ARCB	Fri, Apr 9, 1999	7.38	7.44	7.13	7.25
1744	NASDAQ	ARCB	Thu, Apr 8, 1999	7.38	7.38	6.88	7.13
1743	NASDAQ	ARCB	Wed, Apr 7, 1999	7.38	7.44	7.13	7.13
1742	NASDAQ	ARCB	Tue, Apr 6, 1999	7.25	7.50	7.06	7.44
1741	NASDAQ	ARCB	Mon, Apr 5, 1999	6.75	7.25	6.75	7.13
1740	NASDAQ	ARCB	Thu, Apr 1, 1999	6.88	7.00	6.25	7.00
1739	NASDAQ	ARCB	Wed, Mar 31, 1999	7.13	7.13	6.81	6.81
1738	NASDAQ	ARCB	Tue, Mar 30, 1999	7.00	7.25	6.94	7.00
1737	NASDAQ	ARCB	Mon, Mar 29, 1999	7.13	7.13	7.00	7.00
1736	NASDAQ	ARCB	Fri, Mar 26, 1999	7.13	7.50	7.00	7.13
1735	NASDAQ	ARCB	Thu, Mar 25, 1999	6.75	7.34	6.75	7.34
1734	NASDAQ	ARCB	Wed, Mar 24, 1999	7.13	7.13	6.75	7.00
1733	NASDAQ	ARCB	Tue, Mar 23, 1999	7.38	7.38	7.00	7.13
1732	NASDAQ	ARCB	Mon, Mar 22, 1999	7.50	7.69	7.13	7.13
1731	NASDAQ	ARCB	Fri, Mar 19, 1999	7.75	7.75	7.25	7.38
1730	NASDAQ	ARCB	Thu, Mar 18, 1999	7.63	7.75	7.63	7.63
1729	NASDAQ	ARCB	Wed, Mar 17, 1999	7.50	7.75	7.50	7.63
1728	NASDAQ	ARCB	Tue, Mar 16, 1999	7.56	7.75	7.50	7.56
1727	NASDAQ	ARCB	Mon, Mar 15, 1999	7.63	7.81	7.56	7.56
1726	NASDAQ	ARCB	Fri, Mar 12, 1999	7.50	7.75	7.44	7.69
1725	NASDAQ	ARCB	Thu, Mar 11, 1999	7.63	7.75	7.50	7.50
1724	NASDAQ	ARCB	Wed, Mar 10, 1999	7.69	7.75	7.56	7.69
1723	NASDAQ	ARCB	Tue, Mar 9, 1999	7.75	7.81	7.56	7.56
1722	NASDAQ	ARCB	Mon, Mar 8, 1999	7.81	7.88	7.75	7.75
1721	NASDAQ	ARCB	Fri, Mar 5, 1999	7.75	8.13	7.75	8.00
1720	NASDAQ	ARCB	Thu, Mar 4, 1999	7.75	8.00	7.75	7.75
1719	NASDAQ	ARCB	Wed, Mar 3, 1999	7.75	8.00	7.75	7.97
1718	NASDAQ	ARCB	Tue, Mar 2, 1999	7.75	8.00	7.69	7.75
1717	NASDAQ	ARCB	Mon, Mar 1, 1999	7.63	8.00	7.63	7.81
1716	NASDAQ	ARCB	Fri, Feb 26, 1999	7.94	8.00	7.69	7.69
1715	NASDAQ	ARCB	Thu, Feb 25, 1999	7.88	7.88	7.56	7.88
1714	NASDAQ	ARCB	Wed, Feb 24, 1999	7.94	8.13	7.69	7.88
1713	NASDAQ	ARCB	Tue, Feb 23, 1999	8.06	8.25	7.69	7.75
1712	NASDAQ	ARCB	Mon, Feb 22, 1999	7.88	8.19	7.75	8.06
1711	NASDAQ	ARCB	Fri, Feb 19, 1999	7.88	8.00	7.69	7.88
1710	NASDAQ	ARCB	Thu, Feb 18, 1999	7.75	8.00	7.75	8.00
1709	NASDAQ	ARCB	Wed, Feb 17, 1999	7.75	7.81	7.63	7.69
1708	NASDAQ	ARCB	Tue, Feb 16, 1999	8.00	8.06	7.50	7.56
1707	NASDAQ	ARCB	Fri, Feb 12, 1999	7.75	8.00	7.63	7.84
1706	NASDAQ	ARCB	Thu, Feb 11, 1999	7.63	7.88	7.50	7.88
1705	NASDAQ	ARCB	Wed, Feb 10, 1999	7.63	7.81	7.56	7.75
1704	NASDAQ	ARCB	Tue, Feb 9, 1999	8.00	8.00	7.50	7.63
1703	NASDAQ	ARCB	Mon, Feb 8, 1999	7.63	8.38	7.56	7.94
1702	NASDAQ	ARCB	Fri, Feb 5, 1999	8.50	8.63	7.25	7.50
1701	NASDAQ	ARCB	Thu, Feb 4, 1999	8.50	8.75	8.50	8.56
1700	NASDAQ	ARCB	Wed, Feb 3, 1999	8.75	8.88	8.50	8.50
1699	NASDAQ	ARCB	Tue, Feb 2, 1999	9.06	9.13	8.63	8.88
1698	NASDAQ	ARCB	Mon, Feb 1, 1999	8.69	9.13	8.50	8.88
1697	NASDAQ	ARCB	Fri, Jan 29, 1999	7.50	8.63	7.50	8.44
1696	NASDAQ	ARCB	Thu, Jan 28, 1999	7.75	7.81	7.50	7.56
1695	NASDAQ	ARCB	Wed, Jan 27, 1999	7.75	7.81	7.56	7.63
1694	NASDAQ	ARCB	Tue, Jan 26, 1999	8.50	8.63	7.75	7.88
1693	NASDAQ	ARCB	Mon, Jan 25, 1999	8.38	9.25	8.13	8.50
1692	NASDAQ	ARCB	Fri, Jan 22, 1999	6.38	9.00	6.38	8.25
1691	NASDAQ	ARCB	Thu, Jan 21, 1999	5.63	5.88	5.63	5.88
1690	NASDAQ	ARCB	Wed, Jan 20, 1999	5.56	5.75	5.56	5.69
1689	NASDAQ	ARCB	Tue, Jan 19, 1999	5.63	5.81	5.56	5.63
1688	NASDAQ	ARCB	Fri, Jan 15, 1999	5.63	5.75	5.50	5.69
1687	NASDAQ	ARCB	Thu, Jan 14, 1999	5.69	5.69	5.44	5.50
1686	NASDAQ	ARCB	Wed, Jan 13, 1999	5.50	5.72	5.50	5.69
1685	NASDAQ	ARCB	Tue, Jan 12, 1999	5.75	5.75	5.44	5.56
1684	NASDAQ	ARCB	Mon, Jan 11, 1999	5.75	5.88	5.69	5.75
1683	NASDAQ	ARCB	Fri, Jan 8, 1999	5.56	5.75	5.56	5.75
1682	NASDAQ	ARCB	Thu, Jan 7, 1999	5.50	5.63	5.50	5.63
1681	NASDAQ	ARCB	Wed, Jan 6, 1999	5.38	5.75	5.38	5.38
1680	NASDAQ	ARCB	Tue, Jan 5, 1999	5.63	5.63	5.00	5.44
1679	NASDAQ	ARCB	Mon, Jan 4, 1999	5.88	5.94	5.25	5.25
1678	NASDAQ	ARCB	Thu, Dec 31, 1998	5.63	5.88	5.50	5.84
1677	NASDAQ	ARCB	Wed, Dec 30, 1998	5.63	5.94	5.50	5.69
1676	NASDAQ	ARCB	Tue, Dec 29, 1998	5.50	5.75	5.50	5.69
1675	NASDAQ	ARCB	Mon, Dec 28, 1998	5.69	5.75	5.50	5.56
1674	NASDAQ	ARCB	Thu, Dec 24, 1998	5.69	5.75	5.63	5.63
1673	NASDAQ	ARCB	Wed, Dec 23, 1998	5.38	5.75	5.31	5.69
1672	NASDAQ	ARCB	Tue, Dec 22, 1998	6.00	6.00	5.31	5.50
1671	NASDAQ	ARCB	Mon, Dec 21, 1998	5.88	6.00	5.69	5.97
1670	NASDAQ	ARCB	Fri, Dec 18, 1998	5.63	5.94	5.63	5.88
1669	NASDAQ	ARCB	Thu, Dec 17, 1998	5.63	5.88	5.59	5.81
1668	NASDAQ	ARCB	Wed, Dec 16, 1998	5.63	5.81	5.63	5.75
1667	NASDAQ	ARCB	Tue, Dec 15, 1998	5.63	5.75	5.50	5.69
1666	NASDAQ	ARCB	Mon, Dec 14, 1998	5.88	5.88	5.56	5.56
1665	NASDAQ	ARCB	Fri, Dec 11, 1998	5.88	5.88	5.63	5.88
1664	NASDAQ	ARCB	Thu, Dec 10, 1998	6.00	6.00	5.75	5.75
1663	NASDAQ	ARCB	Wed, Dec 9, 1998	5.75	6.00	5.63	6.00
1662	NASDAQ	ARCB	Tue, Dec 8, 1998	5.81	5.94	5.56	5.69
1661	NASDAQ	ARCB	Mon, Dec 7, 1998	5.81	5.94	5.75	5.88
1660	NASDAQ	ARCB	Fri, Dec 4, 1998	5.94	6.00	5.69	5.81
1659	NASDAQ	ARCB	Thu, Dec 3, 1998	6.00	6.25	6.00	6.00
1658	NASDAQ	ARCB	Wed, Dec 2, 1998	5.94	6.06	5.91	6.06
1657	NASDAQ	ARCB	Tue, Dec 1, 1998	5.94	6.00	5.88	6.00
1656	NASDAQ	ARCB	Mon, Nov 30, 1998	6.06	6.06	5.88	5.88
1655	NASDAQ	ARCB	Fri, Nov 27, 1998	5.94	6.03	5.75	6.00
1654	NASDAQ	ARCB	Wed, Nov 25, 1998	5.75	5.94	5.75	5.94
1653	NASDAQ	ARCB	Tue, Nov 24, 1998	5.75	5.94	5.75	5.81
1652	NASDAQ	ARCB	Mon, Nov 23, 1998	5.75	5.94	5.75	5.75
1651	NASDAQ	ARCB	Fri, Nov 20, 1998	5.81	5.88	5.75	5.88
1650	NASDAQ	ARCB	Thu, Nov 19, 1998	5.81	5.88	5.50	5.75
1649	NASDAQ	ARCB	Wed, Nov 18, 1998	5.81	5.88	5.75	5.81
1648	NASDAQ	ARCB	Tue, Nov 17, 1998	5.88	5.94	5.75	5.81
1647	NASDAQ	ARCB	Mon, Nov 16, 1998	5.88	6.00	5.75	5.88
1646	NASDAQ	ARCB	Fri, Nov 13, 1998	5.88	6.00	5.88	5.88
1645	NASDAQ	ARCB	Thu, Nov 12, 1998	6.00	6.00	5.88	5.88
1644	NASDAQ	ARCB	Wed, Nov 11, 1998	6.00	6.25	5.88	5.94
1643	NASDAQ	ARCB	Tue, Nov 10, 1998	6.00	6.25	6.00	6.13
1642	NASDAQ	ARCB	Mon, Nov 9, 1998	5.88	6.13	5.81	6.06
1641	NASDAQ	ARCB	Fri, Nov 6, 1998	6.00	6.00	5.94	5.94
1640	NASDAQ	ARCB	Thu, Nov 5, 1998	5.94	6.00	5.88	5.94
1639	NASDAQ	ARCB	Wed, Nov 4, 1998	6.00	6.00	5.75	5.97
1638	NASDAQ	ARCB	Tue, Nov 3, 1998	5.75	6.00	5.75	6.00
1637	NASDAQ	ARCB	Mon, Nov 2, 1998	5.38	5.88	5.38	5.81
1636	NASDAQ	ARCB	Fri, Oct 30, 1998	5.69	5.69	5.38	5.38
1635	NASDAQ	ARCB	Thu, Oct 29, 1998	5.50	5.69	5.25	5.38
1634	NASDAQ	ARCB	Wed, Oct 28, 1998	5.81	5.88	5.44	5.44
1633	NASDAQ	ARCB	Tue, Oct 27, 1998	6.00	6.06	5.88	5.88
1632	NASDAQ	ARCB	Mon, Oct 26, 1998	5.75	6.06	5.75	5.81
1631	NASDAQ	ARCB	Fri, Oct 23, 1998	6.00	6.00	5.88	6.00
1630	NASDAQ	ARCB	Thu, Oct 22, 1998	5.75	6.00	5.75	5.88
1629	NASDAQ	ARCB	Wed, Oct 21, 1998	6.13	6.25	5.75	5.75
1628	NASDAQ	ARCB	Tue, Oct 20, 1998	6.00	6.50	5.88	5.88
1627	NASDAQ	ARCB	Mon, Oct 19, 1998	5.50	6.00	5.38	5.94
1626	NASDAQ	ARCB	Fri, Oct 16, 1998	5.38	5.50	5.00	5.50
1625	NASDAQ	ARCB	Thu, Oct 15, 1998	5.06	5.38	5.00	5.38
1624	NASDAQ	ARCB	Wed, Oct 14, 1998	5.00	5.13	5.00	5.06
1623	NASDAQ	ARCB	Tue, Oct 13, 1998	4.94	5.13	4.81	5.06
1622	NASDAQ	ARCB	Mon, Oct 12, 1998	5.06	5.06	4.81	4.81
1621	NASDAQ	ARCB	Fri, Oct 9, 1998	5.13	5.16	5.00	5.00
1620	NASDAQ	ARCB	Thu, Oct 8, 1998	5.13	5.25	5.00	5.03
1619	NASDAQ	ARCB	Wed, Oct 7, 1998	5.06	5.38	5.06	5.25
1618	NASDAQ	ARCB	Tue, Oct 6, 1998	5.06	5.38	5.06	5.25
1617	NASDAQ	ARCB	Mon, Oct 5, 1998	5.25	5.56	5.00	5.19
1616	NASDAQ	ARCB	Fri, Oct 2, 1998	5.44	5.63	5.25	5.25
1615	NASDAQ	ARCB	Thu, Oct 1, 1998	5.75	5.75	5.44	5.56
1614	NASDAQ	ARCB	Wed, Sep 30, 1998	5.81	5.81	5.50	5.75
1613	NASDAQ	ARCB	Tue, Sep 29, 1998	5.81	5.88	5.50	5.75
1612	NASDAQ	ARCB	Mon, Sep 28, 1998	6.00	6.00	5.81	5.81
1611	NASDAQ	ARCB	Fri, Sep 25, 1998	5.75	6.00	5.63	5.94
1610	NASDAQ	ARCB	Thu, Sep 24, 1998	6.00	6.00	5.75	5.94
1609	NASDAQ	ARCB	Wed, Sep 23, 1998	5.69	5.94	5.50	5.94
1608	NASDAQ	ARCB	Tue, Sep 22, 1998	5.75	5.75	5.50	5.56
1607	NASDAQ	ARCB	Mon, Sep 21, 1998	5.03	5.31	5.00	5.31
1606	NASDAQ	ARCB	Fri, Sep 18, 1998	5.06	5.09	4.94	5.06
1605	NASDAQ	ARCB	Thu, Sep 17, 1998	5.06	5.06	4.88	5.00
1604	NASDAQ	ARCB	Wed, Sep 16, 1998	6.50	6.63	4.44	5.06
1603	NASDAQ	ARCB	Tue, Sep 15, 1998	7.38	7.38	7.13	7.25
1602	NASDAQ	ARCB	Mon, Sep 14, 1998	7.00	7.38	6.75	7.38
1601	NASDAQ	ARCB	Fri, Sep 11, 1998	6.63	6.88	6.56	6.75
1600	NASDAQ	ARCB	Thu, Sep 10, 1998	6.75	6.81	6.50	6.69
1599	NASDAQ	ARCB	Wed, Sep 9, 1998	6.88	7.00	6.75	6.88
1598	NASDAQ	ARCB	Tue, Sep 8, 1998	7.25	7.25	6.81	6.88
1597	NASDAQ	ARCB	Fri, Sep 4, 1998	6.88	6.88	6.81	6.81
1596	NASDAQ	ARCB	Thu, Sep 3, 1998	6.88	6.88	6.75	6.88
1595	NASDAQ	ARCB	Wed, Sep 2, 1998	6.75	6.88	6.63	6.88
1594	NASDAQ	ARCB	Tue, Sep 1, 1998	6.75	7.13	6.63	6.88
1593	NASDAQ	ARCB	Mon, Aug 31, 1998	7.38	7.50	6.63	6.75
1592	NASDAQ	ARCB	Fri, Aug 28, 1998	7.25	7.63	7.00	7.25
1591	NASDAQ	ARCB	Thu, Aug 27, 1998	7.88	7.88	7.38	7.63
1590	NASDAQ	ARCB	Wed, Aug 26, 1998	8.00	8.00	7.88	8.00
1589	NASDAQ	ARCB	Tue, Aug 25, 1998	8.00	8.13	8.00	8.00
1588	NASDAQ	ARCB	Mon, Aug 24, 1998	7.75	8.00	7.75	8.00
1587	NASDAQ	ARCB	Fri, Aug 21, 1998	7.94	7.94	7.50	7.88
1586	NASDAQ	ARCB	Thu, Aug 20, 1998	7.75	7.94	7.69	7.91
1585	NASDAQ	ARCB	Wed, Aug 19, 1998	8.06	8.06	7.63	7.75
1584	NASDAQ	ARCB	Tue, Aug 18, 1998	8.00	8.44	7.88	8.00
1583	NASDAQ	ARCB	Mon, Aug 17, 1998	8.00	8.13	7.75	8.13
1582	NASDAQ	ARCB	Fri, Aug 14, 1998	8.00	8.13	7.94	8.00
1581	NASDAQ	ARCB	Thu, Aug 13, 1998	8.00	8.00	7.75	7.88
1580	NASDAQ	ARCB	Wed, Aug 12, 1998	7.88	8.06	7.88	8.00
1579	NASDAQ	ARCB	Tue, Aug 11, 1998	7.88	8.00	7.75	7.75
1578	NASDAQ	ARCB	Mon, Aug 10, 1998	8.13	8.13	8.00	8.06
1577	NASDAQ	ARCB	Fri, Aug 7, 1998	8.25	8.38	7.94	8.13
1576	NASDAQ	ARCB	Thu, Aug 6, 1998	8.00	8.25	7.94	8.00
1575	NASDAQ	ARCB	Wed, Aug 5, 1998	7.75	8.13	7.75	7.88
1574	NASDAQ	ARCB	Tue, Aug 4, 1998	8.00	8.00	7.63	7.88
1573	NASDAQ	ARCB	Mon, Aug 3, 1998	8.13	8.13	7.81	8.00
1572	NASDAQ	ARCB	Fri, Jul 31, 1998	8.13	8.19	7.75	7.81
1571	NASDAQ	ARCB	Thu, Jul 30, 1998	8.25	8.25	8.13	8.16
1570	NASDAQ	ARCB	Wed, Jul 29, 1998	8.44	8.44	8.19	8.25
1569	NASDAQ	ARCB	Tue, Jul 28, 1998	8.25	8.63	8.13	8.31
1568	NASDAQ	ARCB	Mon, Jul 27, 1998	9.06	9.06	8.50	8.63
1567	NASDAQ	ARCB	Fri, Jul 24, 1998	9.25	9.25	8.75	9.06
1566	NASDAQ	ARCB	Thu, Jul 23, 1998	9.88	10.00	8.88	8.88
1565	NASDAQ	ARCB	Wed, Jul 22, 1998	9.88	10.00	9.88	9.88
1564	NASDAQ	ARCB	Tue, Jul 21, 1998	10.06	10.38	10.00	10.00
1563	NASDAQ	ARCB	Mon, Jul 20, 1998	9.75	10.38	9.75	10.38
1562	NASDAQ	ARCB	Fri, Jul 17, 1998	9.38	9.88	9.38	9.88
1561	NASDAQ	ARCB	Thu, Jul 16, 1998	9.38	9.75	9.38	9.56
1560	NASDAQ	ARCB	Wed, Jul 15, 1998	9.75	10.00	9.38	9.63
1559	NASDAQ	ARCB	Tue, Jul 14, 1998	9.63	9.88	9.50	9.88
1558	NASDAQ	ARCB	Mon, Jul 13, 1998	10.00	10.25	9.63	9.63
1557	NASDAQ	ARCB	Fri, Jul 10, 1998	9.75	10.00	9.75	9.88
1556	NASDAQ	ARCB	Thu, Jul 9, 1998	9.50	10.00	9.50	9.88
1555	NASDAQ	ARCB	Wed, Jul 8, 1998	9.25	9.75	9.19	9.56
1554	NASDAQ	ARCB	Tue, Jul 7, 1998	9.63	9.81	9.38	9.56
1553	NASDAQ	ARCB	Mon, Jul 6, 1998	9.63	9.88	9.63	9.75
1552	NASDAQ	ARCB	Thu, Jul 2, 1998	9.50	9.75	9.25	9.75
1551	NASDAQ	ARCB	Wed, Jul 1, 1998	9.31	9.50	9.31	9.50
1550	NASDAQ	ARCB	Tue, Jun 30, 1998	9.25	9.44	9.25	9.38
1549	NASDAQ	ARCB	Mon, Jun 29, 1998	9.25	9.38	9.13	9.38
1548	NASDAQ	ARCB	Fri, Jun 26, 1998	9.31	9.31	9.13	9.25
1547	NASDAQ	ARCB	Thu, Jun 25, 1998	8.88	9.31	8.88	9.31
1546	NASDAQ	ARCB	Wed, Jun 24, 1998	9.13	9.13	8.88	9.00
1545	NASDAQ	ARCB	Tue, Jun 23, 1998	9.13	9.19	8.88	9.00
1544	NASDAQ	ARCB	Mon, Jun 22, 1998	9.25	9.25	8.75	9.00
1543	NASDAQ	ARCB	Fri, Jun 19, 1998	9.00	9.38	8.75	8.75
1542	NASDAQ	ARCB	Thu, Jun 18, 1998	9.03	9.25	9.03	9.03
1541	NASDAQ	ARCB	Wed, Jun 17, 1998	9.13	9.25	9.06	9.13
1540	NASDAQ	ARCB	Tue, Jun 16, 1998	9.13	9.31	9.00	9.31
1539	NASDAQ	ARCB	Mon, Jun 15, 1998	9.38	9.38	8.88	9.00
1538	NASDAQ	ARCB	Fri, Jun 12, 1998	9.38	9.44	9.13	9.13
1537	NASDAQ	ARCB	Thu, Jun 11, 1998	9.38	9.69	9.38	9.63
1536	NASDAQ	ARCB	Wed, Jun 10, 1998	9.38	9.50	9.38	9.44
1535	NASDAQ	ARCB	Tue, Jun 9, 1998	9.88	10.13	9.25	9.50
1534	NASDAQ	ARCB	Mon, Jun 8, 1998	9.75	10.25	9.75	9.94
1533	NASDAQ	ARCB	Fri, Jun 5, 1998	10.00	10.22	9.75	9.75
1532	NASDAQ	ARCB	Thu, Jun 4, 1998	10.00	10.25	9.75	9.88
1531	NASDAQ	ARCB	Wed, Jun 3, 1998	10.00	10.13	10.00	10.13
1530	NASDAQ	ARCB	Tue, Jun 2, 1998	9.88	10.25	9.88	10.00
1529	NASDAQ	ARCB	Mon, Jun 1, 1998	9.88	10.25	9.88	10.00
1528	NASDAQ	ARCB	Fri, May 29, 1998	9.38	9.81	9.38	9.75
1527	NASDAQ	ARCB	Thu, May 28, 1998	9.50	9.63	9.47	9.50
1526	NASDAQ	ARCB	Wed, May 27, 1998	9.50	9.56	9.31	9.50
1525	NASDAQ	ARCB	Tue, May 26, 1998	10.19	10.25	9.50	9.56
1524	NASDAQ	ARCB	Fri, May 22, 1998	10.06	10.44	10.06	10.44
1523	NASDAQ	ARCB	Thu, May 21, 1998	10.13	10.28	10.06	10.28
1522	NASDAQ	ARCB	Wed, May 20, 1998	10.44	10.44	10.00	10.09
1521	NASDAQ	ARCB	Tue, May 19, 1998	10.00	10.44	10.00	10.25
1520	NASDAQ	ARCB	Mon, May 18, 1998	10.69	10.69	10.00	10.44
1519	NASDAQ	ARCB	Fri, May 15, 1998	10.56	10.75	10.44	10.69
1518	NASDAQ	ARCB	Thu, May 14, 1998	10.50	10.56	10.38	10.44
1517	NASDAQ	ARCB	Wed, May 13, 1998	10.38	10.63	10.38	10.50
1516	NASDAQ	ARCB	Tue, May 12, 1998	10.63	10.88	10.38	10.38
1515	NASDAQ	ARCB	Mon, May 11, 1998	10.50	10.69	10.50	10.56
1514	NASDAQ	ARCB	Fri, May 8, 1998	10.50	10.69	10.38	10.63
1513	NASDAQ	ARCB	Thu, May 7, 1998	10.75	10.75	10.44	10.44
1512	NASDAQ	ARCB	Wed, May 6, 1998	10.44	10.75	10.44	10.44
1511	NASDAQ	ARCB	Tue, May 5, 1998	10.88	10.88	10.44	10.44
1510	NASDAQ	ARCB	Mon, May 4, 1998	10.81	10.88	10.63	10.88
1509	NASDAQ	ARCB	Fri, May 1, 1998	10.50	10.75	10.38	10.63
1508	NASDAQ	ARCB	Thu, Apr 30, 1998	10.63	10.63	10.38	10.50
1507	NASDAQ	ARCB	Wed, Apr 29, 1998	10.31	10.50	10.13	10.50
1506	NASDAQ	ARCB	Tue, Apr 28, 1998	10.19	10.50	10.13	10.31
1505	NASDAQ	ARCB	Mon, Apr 27, 1998	10.06	10.31	10.00	10.19
1504	NASDAQ	ARCB	Fri, Apr 24, 1998	10.75	10.75	10.50	10.63
1503	NASDAQ	ARCB	Thu, Apr 23, 1998	11.00	11.13	10.50	10.63
1502	NASDAQ	ARCB	Wed, Apr 22, 1998	11.13	11.25	11.00	11.13
1501	NASDAQ	ARCB	Tue, Apr 21, 1998	11.13	11.25	11.06	11.13
1500	NASDAQ	ARCB	Mon, Apr 20, 1998	10.94	11.06	10.94	11.06
1499	NASDAQ	ARCB	Fri, Apr 17, 1998	10.88	11.06	10.88	11.06
1498	NASDAQ	ARCB	Thu, Apr 16, 1998	11.38	11.44	10.94	11.00
1497	NASDAQ	ARCB	Wed, Apr 15, 1998	11.50	11.63	11.38	11.63
1496	NASDAQ	ARCB	Tue, Apr 14, 1998	11.44	11.50	11.31	11.50
1495	NASDAQ	ARCB	Mon, Apr 13, 1998	11.38	11.50	11.25	11.25
1494	NASDAQ	ARCB	Thu, Apr 9, 1998	11.13	11.50	11.13	11.38
1493	NASDAQ	ARCB	Wed, Apr 8, 1998	10.88	11.19	10.88	11.13
1492	NASDAQ	ARCB	Tue, Apr 7, 1998	11.00	11.25	10.88	10.88
1491	NASDAQ	ARCB	Mon, Apr 6, 1998	11.00	11.25	11.00	11.06
1490	NASDAQ	ARCB	Fri, Apr 3, 1998	11.13	11.13	10.94	11.06
1489	NASDAQ	ARCB	Thu, Apr 2, 1998	10.88	11.25	10.88	11.00
1488	NASDAQ	ARCB	Wed, Apr 1, 1998	10.75	11.25	10.75	11.13
1487	NASDAQ	ARCB	Tue, Mar 31, 1998	10.56	11.00	10.50	10.94
1486	NASDAQ	ARCB	Mon, Mar 30, 1998	10.63	10.63	10.38	10.50
1485	NASDAQ	ARCB	Fri, Mar 27, 1998	10.75	10.75	10.38	10.56
1484	NASDAQ	ARCB	Thu, Mar 26, 1998	10.25	10.56	10.25	10.50
1483	NASDAQ	ARCB	Wed, Mar 25, 1998	10.31	10.50	10.25	10.38
1482	NASDAQ	ARCB	Tue, Mar 24, 1998	10.00	10.38	10.00	10.38
1481	NASDAQ	ARCB	Mon, Mar 23, 1998	10.25	10.63	10.00	10.00
1480	NASDAQ	ARCB	Fri, Mar 20, 1998	10.63	10.88	10.38	10.38
1479	NASDAQ	ARCB	Thu, Mar 19, 1998	10.81	10.88	10.69	10.69
1478	NASDAQ	ARCB	Wed, Mar 18, 1998	10.75	10.88	10.75	10.81
1477	NASDAQ	ARCB	Tue, Mar 17, 1998	11.25	11.25	10.75	10.75
1476	NASDAQ	ARCB	Mon, Mar 16, 1998	10.63	11.13	10.63	11.06
1475	NASDAQ	ARCB	Fri, Mar 13, 1998	10.63	10.75	10.56	10.63
1474	NASDAQ	ARCB	Thu, Mar 12, 1998	11.00	11.00	10.63	10.75
1473	NASDAQ	ARCB	Wed, Mar 11, 1998	10.88	11.00	10.75	10.94
1472	NASDAQ	ARCB	Tue, Mar 10, 1998	10.63	10.88	10.63	10.81
1471	NASDAQ	ARCB	Mon, Mar 9, 1998	10.38	11.00	10.25	10.75
1470	NASDAQ	ARCB	Fri, Mar 6, 1998	10.75	10.75	10.38	10.50
1469	NASDAQ	ARCB	Thu, Mar 5, 1998	10.75	11.00	10.50	10.50
1468	NASDAQ	ARCB	Wed, Mar 4, 1998	11.00	11.00	10.75	10.94
1467	NASDAQ	ARCB	Tue, Mar 3, 1998	10.88	11.00	10.75	10.81
1466	NASDAQ	ARCB	Mon, Mar 2, 1998	11.13	11.38	10.88	10.88
1465	NASDAQ	ARCB	Fri, Feb 27, 1998	11.13	11.38	11.13	11.25
1464	NASDAQ	ARCB	Thu, Feb 26, 1998	11.13	11.38	11.00	11.25
1463	NASDAQ	ARCB	Wed, Feb 25, 1998	11.69	11.75	11.13	11.13
1462	NASDAQ	ARCB	Tue, Feb 24, 1998	11.94	11.94	11.69	11.75
1461	NASDAQ	ARCB	Mon, Feb 23, 1998	11.75	11.88	11.50	11.75
1460	NASDAQ	ARCB	Fri, Feb 20, 1998	11.69	11.75	11.38	11.63
1459	NASDAQ	ARCB	Thu, Feb 19, 1998	11.63	11.75	11.44	11.69
1458	NASDAQ	ARCB	Wed, Feb 18, 1998	11.75	11.75	11.25	11.50
1457	NASDAQ	ARCB	Tue, Feb 17, 1998	11.13	11.75	11.13	11.50
1456	NASDAQ	ARCB	Fri, Feb 13, 1998	11.00	11.19	10.88	11.13
1455	NASDAQ	ARCB	Thu, Feb 12, 1998	10.81	11.06	10.63	10.94
1454	NASDAQ	ARCB	Wed, Feb 11, 1998	11.00	11.13	10.63	10.88
1453	NASDAQ	ARCB	Tue, Feb 10, 1998	11.00	11.25	10.88	11.13
1452	NASDAQ	ARCB	Mon, Feb 9, 1998	10.50	11.50	10.25	10.94
1451	NASDAQ	ARCB	Fri, Feb 6, 1998	10.50	10.50	10.13	10.25
1450	NASDAQ	ARCB	Thu, Feb 5, 1998	10.13	10.38	10.13	10.19
1449	NASDAQ	ARCB	Wed, Feb 4, 1998	10.50	10.50	10.13	10.19
1448	NASDAQ	ARCB	Tue, Feb 3, 1998	10.63	10.75	10.38	10.50
1447	NASDAQ	ARCB	Mon, Feb 2, 1998	10.00	10.50	10.00	10.50
1446	NASDAQ	ARCB	Fri, Jan 30, 1998	10.13	10.13	9.88	10.06
1445	NASDAQ	ARCB	Thu, Jan 29, 1998	10.75	10.75	9.38	10.25
1444	NASDAQ	ARCB	Wed, Jan 28, 1998	11.25	11.25	10.88	11.06
1443	NASDAQ	ARCB	Tue, Jan 27, 1998	11.25	11.25	10.94	11.00
1442	NASDAQ	ARCB	Mon, Jan 26, 1998	11.25	11.25	11.00	11.19
1441	NASDAQ	ARCB	Fri, Jan 23, 1998	11.06	11.19	10.75	11.13
1440	NASDAQ	ARCB	Thu, Jan 22, 1998	10.94	11.25	10.88	11.00
1439	NASDAQ	ARCB	Wed, Jan 21, 1998	11.00	11.50	10.81	11.00
1438	NASDAQ	ARCB	Tue, Jan 20, 1998	10.88	11.25	10.63	11.25
1437	NASDAQ	ARCB	Fri, Jan 16, 1998	10.88	10.88	10.63	10.88
1436	NASDAQ	ARCB	Thu, Jan 15, 1998	10.38	10.88	10.38	10.88
1435	NASDAQ	ARCB	Wed, Jan 14, 1998	10.13	10.75	10.13	10.75
1434	NASDAQ	ARCB	Tue, Jan 13, 1998	10.13	10.50	10.13	10.50
1433	NASDAQ	ARCB	Mon, Jan 12, 1998	9.88	10.50	9.75	10.38
1432	NASDAQ	ARCB	Fri, Jan 9, 1998	10.88	10.88	10.13	10.38
1431	NASDAQ	ARCB	Thu, Jan 8, 1998	10.25	11.13	10.25	10.75
1430	NASDAQ	ARCB	Wed, Jan 7, 1998	9.50	10.13	9.50	10.13
1429	NASDAQ	ARCB	Tue, Jan 6, 1998	9.88	10.00	9.50	9.63
1428	NASDAQ	ARCB	Mon, Jan 5, 1998	10.38	10.38	9.88	9.88
1427	NASDAQ	ARCB	Fri, Jan 2, 1998	9.38	10.38	9.38	10.25
1426	NASDAQ	ARCB	Wed, Dec 31, 1997	9.75	9.75	9.25	9.75
1425	NASDAQ	ARCB	Tue, Dec 30, 1997	9.63	9.63	9.25	9.38
1424	NASDAQ	ARCB	Mon, Dec 29, 1997	9.50	9.75	9.00	9.63
1423	NASDAQ	ARCB	Fri, Dec 26, 1997	9.38	9.38	9.13	9.25
1422	NASDAQ	ARCB	Wed, Dec 24, 1997	9.25	9.50	9.13	9.13
1421	NASDAQ	ARCB	Tue, Dec 23, 1997	10.13	10.13	9.38	9.50
1420	NASDAQ	ARCB	Mon, Dec 22, 1997	9.25	10.25	9.00	9.94
1419	NASDAQ	ARCB	Fri, Dec 19, 1997	9.25	9.25	8.94	9.00
1418	NASDAQ	ARCB	Thu, Dec 18, 1997	9.25	9.38	9.00	9.06
1417	NASDAQ	ARCB	Wed, Dec 17, 1997	9.88	9.88	9.00	9.13
1416	NASDAQ	ARCB	Tue, Dec 16, 1997	10.25	10.25	9.50	9.75
1415	NASDAQ	ARCB	Mon, Dec 15, 1997	10.25	10.25	9.88	10.13
1414	NASDAQ	ARCB	Fri, Dec 12, 1997	10.50	10.50	9.88	9.88
1413	NASDAQ	ARCB	Thu, Dec 11, 1997	10.50	11.13	10.00	10.00
1412	NASDAQ	ARCB	Wed, Dec 10, 1997	9.88	10.00	9.88	9.94
1411	NASDAQ	ARCB	Tue, Dec 9, 1997	10.38	10.50	9.88	9.88
1410	NASDAQ	ARCB	Mon, Dec 8, 1997	10.31	10.38	10.25	10.31
1409	NASDAQ	ARCB	Fri, Dec 5, 1997	10.47	10.63	10.13	10.31
1408	NASDAQ	ARCB	Thu, Dec 4, 1997	11.00	11.00	10.25	10.63
1407	NASDAQ	ARCB	Wed, Dec 3, 1997	10.25	11.00	10.25	10.88
1406	NASDAQ	ARCB	Tue, Dec 2, 1997	10.75	11.00	10.25	10.25
1405	NASDAQ	ARCB	Mon, Dec 1, 1997	11.13	11.50	10.63	11.00
1404	NASDAQ	ARCB	Fri, Nov 28, 1997	11.00	11.44	11.00	11.00
1403	NASDAQ	ARCB	Wed, Nov 26, 1997	10.38	11.25	10.00	10.94
1402	NASDAQ	ARCB	Tue, Nov 25, 1997	11.38	11.38	10.13	10.25
1401	NASDAQ	ARCB	Mon, Nov 24, 1997	11.50	11.81	11.50	11.63
1400	NASDAQ	ARCB	Fri, Nov 21, 1997	11.63	11.88	11.63	11.75
1399	NASDAQ	ARCB	Thu, Nov 20, 1997	10.88	11.88	10.88	11.75
1398	NASDAQ	ARCB	Wed, Nov 19, 1997	11.50	11.50	11.00	11.00
1397	NASDAQ	ARCB	Tue, Nov 18, 1997	11.88	12.13	11.00	11.13
1396	NASDAQ	ARCB	Mon, Nov 17, 1997	11.38	11.88	11.13	11.88
1395	NASDAQ	ARCB	Fri, Nov 14, 1997	11.63	11.63	11.13	11.19
1394	NASDAQ	ARCB	Thu, Nov 13, 1997	10.63	11.63	10.63	11.50
1393	NASDAQ	ARCB	Wed, Nov 12, 1997	11.63	11.63	10.63	10.63
1392	NASDAQ	ARCB	Tue, Nov 11, 1997	11.50	11.75	11.50	11.75
1391	NASDAQ	ARCB	Mon, Nov 10, 1997	11.00	11.88	11.00	11.50
1390	NASDAQ	ARCB	Fri, Nov 7, 1997	11.50	11.88	11.00	11.13
1389	NASDAQ	ARCB	Thu, Nov 6, 1997	11.63	12.13	11.63	11.88
1388	NASDAQ	ARCB	Wed, Nov 5, 1997	11.75	11.88	11.44	11.75
1387	NASDAQ	ARCB	Tue, Nov 4, 1997	12.06	12.06	11.25	11.50
1386	NASDAQ	ARCB	Mon, Nov 3, 1997	11.75	12.25	11.63	12.13
1385	NASDAQ	ARCB	Fri, Oct 31, 1997	11.50	11.63	11.19	11.50
1384	NASDAQ	ARCB	Thu, Oct 30, 1997	10.63	11.13	10.25	10.50
1383	NASDAQ	ARCB	Wed, Oct 29, 1997	11.88	11.88	10.88	11.00
1382	NASDAQ	ARCB	Tue, Oct 28, 1997	9.25	12.25	9.25	11.50
1381	NASDAQ	ARCB	Mon, Oct 27, 1997	11.25	11.38	10.13	10.25
1380	NASDAQ	ARCB	Fri, Oct 24, 1997	11.56	11.88	11.38	11.50
1379	NASDAQ	ARCB	Thu, Oct 23, 1997	12.00	12.13	11.50	11.63
1378	NASDAQ	ARCB	Wed, Oct 22, 1997	11.88	12.38	11.88	12.25
1377	NASDAQ	ARCB	Tue, Oct 21, 1997	12.00	12.13	11.88	12.13
1376	NASDAQ	ARCB	Mon, Oct 20, 1997	12.13	12.13	11.75	12.00
1375	NASDAQ	ARCB	Fri, Oct 17, 1997	12.00	12.13	11.75	12.00
1374	NASDAQ	ARCB	Thu, Oct 16, 1997	12.25	12.25	11.88	12.00
1373	NASDAQ	ARCB	Wed, Oct 15, 1997	11.88	12.25	11.88	12.19
1372	NASDAQ	ARCB	Tue, Oct 14, 1997	12.00	12.38	12.00	12.00
1371	NASDAQ	ARCB	Mon, Oct 13, 1997	12.38	12.38	12.00	12.31
1370	NASDAQ	ARCB	Fri, Oct 10, 1997	12.13	12.38	12.13	12.13
1369	NASDAQ	ARCB	Thu, Oct 9, 1997	12.50	12.50	12.00	12.31
1368	NASDAQ	ARCB	Wed, Oct 8, 1997	12.25	12.50	12.25	12.50
1367	NASDAQ	ARCB	Tue, Oct 7, 1997	12.50	12.50	11.88	12.38
1366	NASDAQ	ARCB	Mon, Oct 6, 1997	11.88	12.50	11.88	12.25
1365	NASDAQ	ARCB	Fri, Oct 3, 1997	11.88	12.25	11.25	12.00
1364	NASDAQ	ARCB	Thu, Oct 2, 1997	12.25	12.25	11.88	11.88
1363	NASDAQ	ARCB	Wed, Oct 1, 1997	11.38	12.13	11.00	12.00
1362	NASDAQ	ARCB	Tue, Sep 30, 1997	11.00	11.38	11.00	11.31
1361	NASDAQ	ARCB	Mon, Sep 29, 1997	11.00	11.25	10.88	11.06
1360	NASDAQ	ARCB	Fri, Sep 26, 1997	10.88	11.75	10.63	11.25
1359	NASDAQ	ARCB	Thu, Sep 25, 1997	11.19	11.25	10.00	10.50
1358	NASDAQ	ARCB	Wed, Sep 24, 1997	11.88	12.00	11.00	11.50
1357	NASDAQ	ARCB	Tue, Sep 23, 1997	12.13	12.25	11.75	11.88
1356	NASDAQ	ARCB	Mon, Sep 22, 1997	12.38	12.56	12.25	12.25
1355	NASDAQ	ARCB	Fri, Sep 19, 1997	12.13	12.56	12.13	12.38
1354	NASDAQ	ARCB	Thu, Sep 18, 1997	12.00	12.38	11.75	12.25
1353	NASDAQ	ARCB	Wed, Sep 17, 1997	12.44	12.63	11.75	12.00
1352	NASDAQ	ARCB	Tue, Sep 16, 1997	12.44	12.63	12.38	12.63
1351	NASDAQ	ARCB	Mon, Sep 15, 1997	12.50	12.50	12.25	12.50
1350	NASDAQ	ARCB	Fri, Sep 12, 1997	12.00	12.50	11.75	12.38
1349	NASDAQ	ARCB	Thu, Sep 11, 1997	12.38	12.38	11.75	11.75
1348	NASDAQ	ARCB	Wed, Sep 10, 1997	12.13	12.38	12.00	12.38
1347	NASDAQ	ARCB	Tue, Sep 9, 1997	11.94	12.13	11.75	12.13
1346	NASDAQ	ARCB	Mon, Sep 8, 1997	11.75	11.94	11.50	11.88
1345	NASDAQ	ARCB	Fri, Sep 5, 1997	11.50	11.75	11.38	11.38
1344	NASDAQ	ARCB	Thu, Sep 4, 1997	11.50	11.75	11.13	11.75
1343	NASDAQ	ARCB	Wed, Sep 3, 1997	10.88	11.50	10.63	11.50
1342	NASDAQ	ARCB	Tue, Sep 2, 1997	10.63	10.88	10.63	10.75
1341	NASDAQ	ARCB	Fri, Aug 29, 1997	10.50	10.75	10.50	10.50
1340	NASDAQ	ARCB	Thu, Aug 28, 1997	10.50	10.69	10.50	10.69
1339	NASDAQ	ARCB	Wed, Aug 27, 1997	10.44	10.63	10.44	10.50
1338	NASDAQ	ARCB	Tue, Aug 26, 1997	10.38	10.50	10.38	10.44
1337	NASDAQ	ARCB	Mon, Aug 25, 1997	10.38	10.50	10.38	10.44
1336	NASDAQ	ARCB	Fri, Aug 22, 1997	10.50	10.50	10.25	10.38
1335	NASDAQ	ARCB	Thu, Aug 21, 1997	10.25	10.50	10.25	10.25
1334	NASDAQ	ARCB	Wed, Aug 20, 1997	10.00	10.50	10.00	10.44
1333	NASDAQ	ARCB	Tue, Aug 19, 1997	10.00	10.13	10.00	10.00
1332	NASDAQ	ARCB	Mon, Aug 18, 1997	10.00	10.13	10.00	10.06
1331	NASDAQ	ARCB	Fri, Aug 15, 1997	9.94	10.13	9.94	10.13
1330	NASDAQ	ARCB	Thu, Aug 14, 1997	9.94	10.13	9.94	10.06
1329	NASDAQ	ARCB	Wed, Aug 13, 1997	9.88	10.13	9.88	10.09
1328	NASDAQ	ARCB	Tue, Aug 12, 1997	10.13	10.13	9.81	10.06
1327	NASDAQ	ARCB	Mon, Aug 11, 1997	9.81	10.00	9.75	9.81
1326	NASDAQ	ARCB	Fri, Aug 8, 1997	9.88	10.13	9.75	10.00
1325	NASDAQ	ARCB	Thu, Aug 7, 1997	10.13	10.25	9.88	10.13
1324	NASDAQ	ARCB	Wed, Aug 6, 1997	10.00	10.31	10.00	10.13
1323	NASDAQ	ARCB	Tue, Aug 5, 1997	9.75	10.25	9.50	10.19
1322	NASDAQ	ARCB	Mon, Aug 4, 1997	9.38	9.75	9.38	9.69
1321	NASDAQ	ARCB	Fri, Aug 1, 1997	9.50	9.69	9.38	9.69
1320	NASDAQ	ARCB	Thu, Jul 31, 1997	9.50	9.63	9.38	9.38
1319	NASDAQ	ARCB	Wed, Jul 30, 1997	9.25	9.50	9.25	9.44
1318	NASDAQ	ARCB	Tue, Jul 29, 1997	9.50	9.50	9.25	9.31
1317	NASDAQ	ARCB	Mon, Jul 28, 1997	9.50	9.50	9.25	9.38
1316	NASDAQ	ARCB	Fri, Jul 25, 1997	9.19	9.56	9.19	9.38
1315	NASDAQ	ARCB	Thu, Jul 24, 1997	9.13	9.38	8.88	9.19
1314	NASDAQ	ARCB	Wed, Jul 23, 1997	9.31	9.50	8.88	8.88
1313	NASDAQ	ARCB	Tue, Jul 22, 1997	9.63	9.88	9.13	9.25
1312	NASDAQ	ARCB	Mon, Jul 21, 1997	9.63	9.88	9.50	9.69
1311	NASDAQ	ARCB	Fri, Jul 18, 1997	9.88	9.88	9.63	9.88
1310	NASDAQ	ARCB	Thu, Jul 17, 1997	9.56	9.88	9.50	9.75
1309	NASDAQ	ARCB	Wed, Jul 16, 1997	10.00	10.00	9.56	9.56
1308	NASDAQ	ARCB	Tue, Jul 15, 1997	10.00	10.00	9.88	9.94
1307	NASDAQ	ARCB	Mon, Jul 14, 1997	9.75	10.00	9.63	10.00
1306	NASDAQ	ARCB	Fri, Jul 11, 1997	9.50	10.13	9.50	9.50
1305	NASDAQ	ARCB	Thu, Jul 10, 1997	9.39	9.75	9.38	9.50
1304	NASDAQ	ARCB	Wed, Jul 9, 1997	9.50	9.63	9.38	9.63
1303	NASDAQ	ARCB	Tue, Jul 8, 1997	9.50	9.63	9.38	9.50
1302	NASDAQ	ARCB	Mon, Jul 7, 1997	9.38	9.63	9.25	9.50
1301	NASDAQ	ARCB	Thu, Jul 3, 1997	9.00	9.63	9.00	9.38
1300	NASDAQ	ARCB	Wed, Jul 2, 1997	9.00	9.13	9.00	9.00
1299	NASDAQ	ARCB	Tue, Jul 1, 1997	9.00	9.25	9.00	9.13
1298	NASDAQ	ARCB	Mon, Jun 30, 1997	9.13	9.25	8.88	9.13
1297	NASDAQ	ARCB	Fri, Jun 27, 1997	8.88	9.13	8.88	9.00
1296	NASDAQ	ARCB	Thu, Jun 26, 1997	8.94	9.13	8.88	9.00
1295	NASDAQ	ARCB	Wed, Jun 25, 1997	8.56	9.13	8.38	8.94
1294	NASDAQ	ARCB	Tue, Jun 24, 1997	8.25	8.56	8.25	8.50
1293	NASDAQ	ARCB	Mon, Jun 23, 1997	8.25	8.50	8.25	8.25
1292	NASDAQ	ARCB	Fri, Jun 20, 1997	8.13	8.50	8.13	8.25
1291	NASDAQ	ARCB	Thu, Jun 19, 1997	8.13	8.38	8.13	8.13
1290	NASDAQ	ARCB	Wed, Jun 18, 1997	8.50	8.50	8.13	8.25
1289	NASDAQ	ARCB	Tue, Jun 17, 1997	8.38	8.50	8.25	8.25
1288	NASDAQ	ARCB	Mon, Jun 16, 1997	8.38	8.44	8.25	8.38
1287	NASDAQ	ARCB	Fri, Jun 13, 1997	8.00	8.50	8.00	8.38
1286	NASDAQ	ARCB	Thu, Jun 12, 1997	7.88	8.13	7.88	8.13
1285	NASDAQ	ARCB	Wed, Jun 11, 1997	8.00	8.13	7.88	8.06
1284	NASDAQ	ARCB	Tue, Jun 10, 1997	7.88	8.13	7.63	8.00
1283	NASDAQ	ARCB	Mon, Jun 9, 1997	7.50	8.38	7.50	8.00
1282	NASDAQ	ARCB	Fri, Jun 6, 1997	6.88	7.50	6.75	7.25
1281	NASDAQ	ARCB	Thu, Jun 5, 1997	6.13	6.88	6.06	6.88
1280	NASDAQ	ARCB	Wed, Jun 4, 1997	6.00	6.25	6.00	6.00
1279	NASDAQ	ARCB	Tue, Jun 3, 1997	6.06	6.25	6.00	6.19
1278	NASDAQ	ARCB	Mon, Jun 2, 1997	6.13	6.13	5.81	6.13
1277	NASDAQ	ARCB	Fri, May 30, 1997	6.00	6.00	5.81	5.81
1276	NASDAQ	ARCB	Thu, May 29, 1997	6.00	6.00	5.81	5.81
1275	NASDAQ	ARCB	Wed, May 28, 1997	5.81	6.00	5.81	5.88
1274	NASDAQ	ARCB	Tue, May 27, 1997	5.88	6.00	5.81	5.88
1273	NASDAQ	ARCB	Fri, May 23, 1997	5.88	5.88	5.75	5.81
1272	NASDAQ	ARCB	Thu, May 22, 1997	5.75	6.00	5.75	5.75
1271	NASDAQ	ARCB	Wed, May 21, 1997	5.75	6.00	5.75	5.88
1270	NASDAQ	ARCB	Tue, May 20, 1997	6.00	6.00	5.63	5.88
1269	NASDAQ	ARCB	Mon, May 19, 1997	6.00	6.00	5.75	5.75
1268	NASDAQ	ARCB	Fri, May 16, 1997	6.00	6.00	5.75	5.88
1267	NASDAQ	ARCB	Thu, May 15, 1997	5.75	6.00	5.75	5.75
1266	NASDAQ	ARCB	Wed, May 14, 1997	5.88	6.00	5.75	5.88
1265	NASDAQ	ARCB	Tue, May 13, 1997	5.88	6.00	5.75	5.81
1264	NASDAQ	ARCB	Mon, May 12, 1997	5.63	5.88	5.63	5.88
1263	NASDAQ	ARCB	Fri, May 9, 1997	5.56	5.88	5.56	5.69
1262	NASDAQ	ARCB	Thu, May 8, 1997	5.69	5.81	5.50	5.56
1261	NASDAQ	ARCB	Wed, May 7, 1997	5.50	5.69	5.38	5.63
1260	NASDAQ	ARCB	Tue, May 6, 1997	5.63	5.63	5.25	5.50
1259	NASDAQ	ARCB	Mon, May 5, 1997	5.63	5.63	5.38	5.50
1258	NASDAQ	ARCB	Fri, May 2, 1997	5.38	5.63	5.38	5.63
1257	NASDAQ	ARCB	Thu, May 1, 1997	5.50	5.50	5.25	5.50
1256	NASDAQ	ARCB	Wed, Apr 30, 1997	5.38	5.50	5.25	5.25
1255	NASDAQ	ARCB	Tue, Apr 29, 1997	5.38	5.63	5.38	5.38
1254	NASDAQ	ARCB	Mon, Apr 28, 1997	5.50	5.63	5.28	5.63
1253	NASDAQ	ARCB	Fri, Apr 25, 1997	5.50	5.63	5.38	5.50
1252	NASDAQ	ARCB	Thu, Apr 24, 1997	5.88	5.88	5.38	5.50
1251	NASDAQ	ARCB	Wed, Apr 23, 1997	6.00	6.00	5.38	5.44
1250	NASDAQ	ARCB	Tue, Apr 22, 1997	6.13	6.13	5.81	6.00
1249	NASDAQ	ARCB	Mon, Apr 21, 1997	5.88	6.13	5.69	5.88
1248	NASDAQ	ARCB	Fri, Apr 18, 1997	5.63	5.81	5.38	5.81
1247	NASDAQ	ARCB	Thu, Apr 17, 1997	5.50	5.75	5.50	5.63
1246	NASDAQ	ARCB	Wed, Apr 16, 1997	5.50	5.63	5.50	5.63
1245	NASDAQ	ARCB	Tue, Apr 15, 1997	5.63	5.88	5.38	5.50
1244	NASDAQ	ARCB	Mon, Apr 14, 1997	5.75	5.75	5.50	5.50
1243	NASDAQ	ARCB	Fri, Apr 11, 1997	5.25	5.75	5.25	5.63
1242	NASDAQ	ARCB	Thu, Apr 10, 1997	5.63	5.75	5.50	5.63
1241	NASDAQ	ARCB	Wed, Apr 9, 1997	5.50	5.88	5.50	5.50
1240	NASDAQ	ARCB	Tue, Apr 8, 1997	5.38	5.63	5.13	5.50
1239	NASDAQ	ARCB	Mon, Apr 7, 1997	4.88	5.38	4.88	5.13
1238	NASDAQ	ARCB	Fri, Apr 4, 1997	4.69	4.88	4.69	4.81
1237	NASDAQ	ARCB	Thu, Apr 3, 1997	4.75	4.88	4.63	4.63
1236	NASDAQ	ARCB	Wed, Apr 2, 1997	4.63	4.88	4.63	4.75
1235	NASDAQ	ARCB	Tue, Apr 1, 1997	4.88	5.13	4.75	4.88
1234	NASDAQ	ARCB	Mon, Mar 31, 1997	5.13	5.13	4.88	5.13
1233	NASDAQ	ARCB	Thu, Mar 27, 1997	5.31	5.31	5.00	5.13
1232	NASDAQ	ARCB	Wed, Mar 26, 1997	5.13	5.38	5.13	5.31
1231	NASDAQ	ARCB	Tue, Mar 25, 1997	5.25	5.25	5.13	5.13
1230	NASDAQ	ARCB	Mon, Mar 24, 1997	5.13	5.25	5.13	5.13
1229	NASDAQ	ARCB	Fri, Mar 21, 1997	5.13	5.38	5.13	5.13
1228	NASDAQ	ARCB	Thu, Mar 20, 1997	5.38	5.38	5.13	5.13
1227	NASDAQ	ARCB	Wed, Mar 19, 1997	5.38	5.38	5.13	5.13
1226	NASDAQ	ARCB	Tue, Mar 18, 1997	5.38	5.38	5.13	5.38
1225	NASDAQ	ARCB	Mon, Mar 17, 1997	5.25	5.44	5.13	5.13
1224	NASDAQ	ARCB	Fri, Mar 14, 1997	5.31	5.50	5.25	5.25
1223	NASDAQ	ARCB	Thu, Mar 13, 1997	5.13	5.50	5.13	5.25
1222	NASDAQ	ARCB	Wed, Mar 12, 1997	5.14	5.50	5.13	5.25
1221	NASDAQ	ARCB	Tue, Mar 11, 1997	5.19	5.50	5.13	5.13
1220	NASDAQ	ARCB	Mon, Mar 10, 1997	5.25	5.25	5.13	5.25
1219	NASDAQ	ARCB	Fri, Mar 7, 1997	5.06	5.25	5.06	5.19
1218	NASDAQ	ARCB	Thu, Mar 6, 1997	5.25	5.25	5.06	5.19
1217	NASDAQ	ARCB	Wed, Mar 5, 1997	5.13	5.25	5.13	5.25
1216	NASDAQ	ARCB	Tue, Mar 4, 1997	5.19	5.25	5.13	5.19
1215	NASDAQ	ARCB	Mon, Mar 3, 1997	5.31	5.31	5.13	5.25
1214	NASDAQ	ARCB	Fri, Feb 28, 1997	5.25	5.38	5.13	5.13
1213	NASDAQ	ARCB	Thu, Feb 27, 1997	5.25	5.31	5.13	5.13
1212	NASDAQ	ARCB	Wed, Feb 26, 1997	5.25	5.31	5.25	5.31
1211	NASDAQ	ARCB	Tue, Feb 25, 1997	5.25	5.31	5.25	5.31
1210	NASDAQ	ARCB	Mon, Feb 24, 1997	5.50	5.50	5.25	5.25
1209	NASDAQ	ARCB	Fri, Feb 21, 1997	5.31	5.50	5.25	5.44
1208	NASDAQ	ARCB	Thu, Feb 20, 1997	5.44	5.50	5.31	5.38
1207	NASDAQ	ARCB	Wed, Feb 19, 1997	5.44	5.44	5.25	5.38
1206	NASDAQ	ARCB	Tue, Feb 18, 1997	5.25	5.44	5.13	5.44
1205	NASDAQ	ARCB	Fri, Feb 14, 1997	5.13	5.25	5.06	5.25
1204	NASDAQ	ARCB	Thu, Feb 13, 1997	4.88	5.13	4.88	5.13
1203	NASDAQ	ARCB	Wed, Feb 12, 1997	5.13	5.13	5.00	5.13
1202	NASDAQ	ARCB	Tue, Feb 11, 1997	5.00	5.13	4.88	4.94
1201	NASDAQ	ARCB	Mon, Feb 10, 1997	5.00	5.00	4.75	4.88
1200	NASDAQ	ARCB	Fri, Feb 7, 1997	4.88	5.00	4.75	5.00
1199	NASDAQ	ARCB	Thu, Feb 6, 1997	4.63	4.88	4.63	4.88
1198	NASDAQ	ARCB	Wed, Feb 5, 1997	4.63	4.88	4.63	4.75
1197	NASDAQ	ARCB	Tue, Feb 4, 1997	4.75	5.00	4.63	4.88
1196	NASDAQ	ARCB	Mon, Feb 3, 1997	4.50	4.75	4.50	4.75
1195	NASDAQ	ARCB	Fri, Jan 31, 1997	4.81	4.81	4.50	4.75
1194	NASDAQ	ARCB	Thu, Jan 30, 1997	4.38	4.88	4.13	4.63
1193	NASDAQ	ARCB	Wed, Jan 29, 1997	4.63	4.63	4.38	4.63
1192	NASDAQ	ARCB	Tue, Jan 28, 1997	4.38	4.63	4.38	4.63
1191	NASDAQ	ARCB	Mon, Jan 27, 1997	4.50	4.63	4.38	4.50
1190	NASDAQ	ARCB	Fri, Jan 24, 1997	4.75	4.75	4.50	4.75
1189	NASDAQ	ARCB	Thu, Jan 23, 1997	4.75	4.75	4.63	4.63
1188	NASDAQ	ARCB	Wed, Jan 22, 1997	4.75	4.88	4.50	4.63
1187	NASDAQ	ARCB	Tue, Jan 21, 1997	4.63	4.75	4.38	4.75
1186	NASDAQ	ARCB	Mon, Jan 20, 1997	4.63	4.63	4.38	4.48
1185	NASDAQ	ARCB	Fri, Jan 17, 1997	4.38	4.63	4.38	4.63
1184	NASDAQ	ARCB	Thu, Jan 16, 1997	4.63	4.63	4.38	4.63
1183	NASDAQ	ARCB	Wed, Jan 15, 1997	4.50	4.75	4.38	4.63
1182	NASDAQ	ARCB	Tue, Jan 14, 1997	4.75	4.75	4.50	4.75
1181	NASDAQ	ARCB	Mon, Jan 13, 1997	4.75	4.75	4.50	4.56
1180	NASDAQ	ARCB	Fri, Jan 10, 1997	4.88	4.88	4.50	4.50
1179	NASDAQ	ARCB	Thu, Jan 9, 1997	4.50	4.88	4.50	4.88
1178	NASDAQ	ARCB	Wed, Jan 8, 1997	4.63	4.75	4.50	4.75
1177	NASDAQ	ARCB	Tue, Jan 7, 1997	4.63	4.63	4.38	4.50
1176	NASDAQ	ARCB	Mon, Jan 6, 1997	4.75	4.75	4.38	4.50
1175	NASDAQ	ARCB	Fri, Jan 3, 1997	4.38	4.75	4.38	4.75
1174	NASDAQ	ARCB	Thu, Jan 2, 1997	4.38	4.75	4.25	4.44
1173	NASDAQ	ARCB	Tue, Dec 31, 1996	4.38	4.39	4.13	4.38
1172	NASDAQ	ARCB	Mon, Dec 30, 1996	4.56	4.56	4.38	4.38
1171	NASDAQ	ARCB	Fri, Dec 27, 1996	4.56	4.56	4.38	4.50
1170	NASDAQ	ARCB	Thu, Dec 26, 1996	4.44	4.63	4.44	4.50
1169	NASDAQ	ARCB	Tue, Dec 24, 1996	4.56	4.56	4.44	4.56
1168	NASDAQ	ARCB	Mon, Dec 23, 1996	4.75	4.88	4.44	4.44
1167	NASDAQ	ARCB	Fri, Dec 20, 1996	4.88	4.88	4.63	4.75
1166	NASDAQ	ARCB	Thu, Dec 19, 1996	4.50	4.88	4.50	4.88
1165	NASDAQ	ARCB	Wed, Dec 18, 1996	4.63	4.63	4.50	4.50
1164	NASDAQ	ARCB	Tue, Dec 17, 1996	4.38	4.63	4.38	4.63
1163	NASDAQ	ARCB	Mon, Dec 16, 1996	4.75	4.75	4.38	4.63
1162	NASDAQ	ARCB	Fri, Dec 13, 1996	4.75	4.75	4.38	4.75
1161	NASDAQ	ARCB	Thu, Dec 12, 1996	4.75	4.75	4.50	4.50
1160	NASDAQ	ARCB	Wed, Dec 11, 1996	4.63	4.88	4.50	4.75
1159	NASDAQ	ARCB	Tue, Dec 10, 1996	4.63	4.88	4.50	4.75
1158	NASDAQ	ARCB	Mon, Dec 9, 1996	4.63	4.63	4.38	4.63
1157	NASDAQ	ARCB	Fri, Dec 6, 1996	4.38	4.63	4.25	4.63
1156	NASDAQ	ARCB	Thu, Dec 5, 1996	4.63	4.63	4.38	4.38
1155	NASDAQ	ARCB	Wed, Dec 4, 1996	4.50	4.63	4.38	4.63
1154	NASDAQ	ARCB	Tue, Dec 3, 1996	4.88	4.88	4.38	4.38
1153	NASDAQ	ARCB	Mon, Dec 2, 1996	5.00	5.00	4.75	4.89
1152	NASDAQ	ARCB	Fri, Nov 29, 1996	4.63	5.38	4.50	5.13
1151	NASDAQ	ARCB	Wed, Nov 27, 1996	4.25	4.75	4.25	4.50
1150	NASDAQ	ARCB	Tue, Nov 26, 1996	4.50	4.50	4.25	4.25
1149	NASDAQ	ARCB	Mon, Nov 25, 1996	4.38	4.63	4.38	4.50
1148	NASDAQ	ARCB	Fri, Nov 22, 1996	4.38	4.63	4.13	4.63
1147	NASDAQ	ARCB	Thu, Nov 21, 1996	4.63	4.63	4.13	4.19
1146	NASDAQ	ARCB	Wed, Nov 20, 1996	4.63	4.75	4.38	4.50
1145	NASDAQ	ARCB	Tue, Nov 19, 1996	4.75	4.75	4.63	4.75
1144	NASDAQ	ARCB	Mon, Nov 18, 1996	4.88	4.88	4.63	4.69
1143	NASDAQ	ARCB	Fri, Nov 15, 1996	4.63	4.88	4.63	4.88
1142	NASDAQ	ARCB	Thu, Nov 14, 1996	4.88	5.00	4.63	4.75
1141	NASDAQ	ARCB	Wed, Nov 13, 1996	4.88	4.88	4.75	4.75
1140	NASDAQ	ARCB	Tue, Nov 12, 1996	5.13	5.13	4.75	4.88
1139	NASDAQ	ARCB	Mon, Nov 11, 1996	4.88	5.13	4.88	4.88
1138	NASDAQ	ARCB	Fri, Nov 8, 1996	5.13	5.13	4.88	5.13
1137	NASDAQ	ARCB	Thu, Nov 7, 1996	5.13	5.13	4.88	5.13
1136	NASDAQ	ARCB	Wed, Nov 6, 1996	4.88	5.13	4.88	5.13
1135	NASDAQ	ARCB	Tue, Nov 5, 1996	5.13	5.13	4.94	5.13
1134	NASDAQ	ARCB	Mon, Nov 4, 1996	5.13	5.13	4.94	4.94
1133	NASDAQ	ARCB	Fri, Nov 1, 1996	5.00	5.25	5.00	5.06
1132	NASDAQ	ARCB	Thu, Oct 31, 1996	5.13	5.25	4.88	5.00
1131	NASDAQ	ARCB	Wed, Oct 30, 1996	5.13	5.13	5.00	5.00
1130	NASDAQ	ARCB	Tue, Oct 29, 1996	5.00	5.25	5.00	5.06
1129	NASDAQ	ARCB	Mon, Oct 28, 1996	5.25	5.25	5.00	5.25
1128	NASDAQ	ARCB	Fri, Oct 25, 1996	5.50	5.50	5.00	5.19
1127	NASDAQ	ARCB	Thu, Oct 24, 1996	6.38	6.38	5.00	5.13
1126	NASDAQ	ARCB	Wed, Oct 23, 1996	6.38	6.38	6.13	6.38
1125	NASDAQ	ARCB	Tue, Oct 22, 1996	6.25	6.38	6.13	6.13
1124	NASDAQ	ARCB	Mon, Oct 21, 1996	6.38	6.50	6.25	6.25
1123	NASDAQ	ARCB	Fri, Oct 18, 1996	6.25	6.50	6.25	6.50
1122	NASDAQ	ARCB	Thu, Oct 17, 1996	6.63	6.63	6.25	6.63
1121	NASDAQ	ARCB	Wed, Oct 16, 1996	6.38	6.63	6.25	6.50
1120	NASDAQ	ARCB	Tue, Oct 15, 1996	6.50	6.88	6.13	6.13
1119	NASDAQ	ARCB	Mon, Oct 14, 1996	6.88	7.25	6.50	6.63
1118	NASDAQ	ARCB	Fri, Oct 11, 1996	6.88	7.25	6.75	7.25
1117	NASDAQ	ARCB	Thu, Oct 10, 1996	6.50	6.88	6.38	6.75
1116	NASDAQ	ARCB	Wed, Oct 9, 1996	6.38	6.75	6.38	6.38
1115	NASDAQ	ARCB	Tue, Oct 8, 1996	7.13	7.13	6.38	6.50
1114	NASDAQ	ARCB	Mon, Oct 7, 1996	7.31	7.38	7.00	7.13
1113	NASDAQ	ARCB	Fri, Oct 4, 1996	6.50	7.38	6.50	7.25
1112	NASDAQ	ARCB	Thu, Oct 3, 1996	6.38	6.38	6.25	6.38
1111	NASDAQ	ARCB	Wed, Oct 2, 1996	6.13	6.38	6.13	6.13
1110	NASDAQ	ARCB	Tue, Oct 1, 1996	6.38	6.38	6.13	6.38
1109	NASDAQ	ARCB	Mon, Sep 30, 1996	6.38	6.38	6.38	6.38
1108	NASDAQ	ARCB	Fri, Sep 27, 1996	6.38	6.75	6.38	6.63
1107	NASDAQ	ARCB	Thu, Sep 26, 1996	6.38	6.75	6.38	6.50
1106	NASDAQ	ARCB	Wed, Sep 25, 1996	6.50	6.63	6.25	6.50
1105	NASDAQ	ARCB	Tue, Sep 24, 1996	6.13	6.50	6.13	6.13
1104	NASDAQ	ARCB	Mon, Sep 23, 1996	6.13	6.50	6.00	6.50
1103	NASDAQ	ARCB	Fri, Sep 20, 1996	6.50	6.75	6.13	6.50
1102	NASDAQ	ARCB	Thu, Sep 19, 1996	6.50	6.75	6.38	6.63
1101	NASDAQ	ARCB	Wed, Sep 18, 1996	6.50	6.75	6.50	6.75
1100	NASDAQ	ARCB	Tue, Sep 17, 1996	6.50	6.75	6.50	6.63
1099	NASDAQ	ARCB	Mon, Sep 16, 1996	6.75	6.75	6.50	6.50
1098	NASDAQ	ARCB	Fri, Sep 13, 1996	6.63	6.88	6.63	6.75
1097	NASDAQ	ARCB	Thu, Sep 12, 1996	6.75	6.88	6.75	6.75
1096	NASDAQ	ARCB	Wed, Sep 11, 1996	6.75	6.88	6.75	6.88
1095	NASDAQ	ARCB	Tue, Sep 10, 1996	6.75	6.88	6.75	6.88
1094	NASDAQ	ARCB	Mon, Sep 9, 1996	6.25	6.75	6.25	6.63
1093	NASDAQ	ARCB	Fri, Sep 6, 1996	6.50	6.50	6.25	6.38
1092	NASDAQ	ARCB	Thu, Sep 5, 1996	6.25	6.50	6.00	6.38
1091	NASDAQ	ARCB	Wed, Sep 4, 1996	6.00	6.25	5.88	6.25
1090	NASDAQ	ARCB	Tue, Sep 3, 1996	6.00	6.13	5.75	6.13
1089	NASDAQ	ARCB	Fri, Aug 30, 1996	6.13	6.13	5.88	5.88
1088	NASDAQ	ARCB	Thu, Aug 29, 1996	6.13	6.13	5.88	6.06
1087	NASDAQ	ARCB	Wed, Aug 28, 1996	6.13	6.13	5.88	6.13
1086	NASDAQ	ARCB	Tue, Aug 27, 1996	5.88	6.13	5.88	5.94
1085	NASDAQ	ARCB	Mon, Aug 26, 1996	6.00	6.25	5.88	6.00
1084	NASDAQ	ARCB	Fri, Aug 23, 1996	6.25	6.25	6.00	6.13
1083	NASDAQ	ARCB	Thu, Aug 22, 1996	6.00	6.25	6.00	6.25
1082	NASDAQ	ARCB	Wed, Aug 21, 1996	6.25	6.25	6.00	6.25
1081	NASDAQ	ARCB	Tue, Aug 20, 1996	6.13	6.25	6.00	6.00
1080	NASDAQ	ARCB	Mon, Aug 19, 1996	6.00	6.25	6.00	6.25
1079	NASDAQ	ARCB	Fri, Aug 16, 1996	6.25	6.25	6.00	6.25
1078	NASDAQ	ARCB	Thu, Aug 15, 1996	6.00	6.25	6.00	6.06
1077	NASDAQ	ARCB	Wed, Aug 14, 1996	6.38	6.38	6.13	6.13
1076	NASDAQ	ARCB	Tue, Aug 13, 1996	6.38	6.38	6.25	6.38
1075	NASDAQ	ARCB	Mon, Aug 12, 1996	6.38	6.38	6.25	6.38
1074	NASDAQ	ARCB	Fri, Aug 9, 1996	6.25	6.38	6.00	6.13
1073	NASDAQ	ARCB	Thu, Aug 8, 1996	6.13	6.25	5.75	6.00
1072	NASDAQ	ARCB	Wed, Aug 7, 1996	6.13	6.13	6.00	6.00
1071	NASDAQ	ARCB	Tue, Aug 6, 1996	5.88	6.13	5.75	6.00
1070	NASDAQ	ARCB	Mon, Aug 5, 1996	6.00	6.25	5.88	6.13
1069	NASDAQ	ARCB	Fri, Aug 2, 1996	6.25	6.25	6.00	6.00
1068	NASDAQ	ARCB	Thu, Aug 1, 1996	6.13	6.13	5.88	6.13
1067	NASDAQ	ARCB	Wed, Jul 31, 1996	6.13	6.13	5.88	6.13
1066	NASDAQ	ARCB	Tue, Jul 30, 1996	6.00	6.13	6.00	6.13
1065	NASDAQ	ARCB	Mon, Jul 29, 1996	6.13	6.13	6.00	6.06
1064	NASDAQ	ARCB	Fri, Jul 26, 1996	6.00	6.13	6.00	6.06
1063	NASDAQ	ARCB	Thu, Jul 25, 1996	6.00	6.00	5.63	5.75
1062	NASDAQ	ARCB	Wed, Jul 24, 1996	6.00	6.13	5.75	5.88
1061	NASDAQ	ARCB	Tue, Jul 23, 1996	6.00	6.25	6.00	6.00
1060	NASDAQ	ARCB	Mon, Jul 22, 1996	6.50	6.50	6.13	6.13
1059	NASDAQ	ARCB	Fri, Jul 19, 1996	6.63	6.63	6.25	6.25
1058	NASDAQ	ARCB	Thu, Jul 18, 1996	6.38	6.63	6.00	6.50
1057	NASDAQ	ARCB	Wed, Jul 17, 1996	6.75	7.00	6.00	6.00
1056	NASDAQ	ARCB	Tue, Jul 16, 1996	6.00	6.63	5.63	6.63
1055	NASDAQ	ARCB	Mon, Jul 15, 1996	5.75	6.00	5.63	5.98
1054	NASDAQ	ARCB	Fri, Jul 12, 1996	6.00	6.00	5.13	5.63
1053	NASDAQ	ARCB	Thu, Jul 11, 1996	6.63	6.88	5.75	5.88
1052	NASDAQ	ARCB	Wed, Jul 10, 1996	6.63	6.88	6.63	6.63
1051	NASDAQ	ARCB	Tue, Jul 9, 1996	6.88	7.13	6.63	6.69
1050	NASDAQ	ARCB	Mon, Jul 8, 1996	7.25	7.25	6.88	6.88
1049	NASDAQ	ARCB	Fri, Jul 5, 1996	7.13	7.25	6.88	7.00
1048	NASDAQ	ARCB	Wed, Jul 3, 1996	7.25	7.50	7.00	7.00
1047	NASDAQ	ARCB	Tue, Jul 2, 1996	7.50	7.63	7.38	7.38
1046	NASDAQ	ARCB	Mon, Jul 1, 1996	7.63	7.69	7.38	7.50
1045	NASDAQ	ARCB	Fri, Jun 28, 1996	7.25	7.63	7.13	7.38
1044	NASDAQ	ARCB	Thu, Jun 27, 1996	7.13	7.25	6.88	7.25
1043	NASDAQ	ARCB	Wed, Jun 26, 1996	7.25	7.25	6.88	6.88
1042	NASDAQ	ARCB	Tue, Jun 25, 1996	7.25	7.31	7.13	7.13
1041	NASDAQ	ARCB	Mon, Jun 24, 1996	7.50	7.50	7.25	7.25
1040	NASDAQ	ARCB	Fri, Jun 21, 1996	7.38	7.50	7.38	7.38
1039	NASDAQ	ARCB	Thu, Jun 20, 1996	7.50	7.63	7.38	7.38
1038	NASDAQ	ARCB	Wed, Jun 19, 1996	7.75	7.75	7.50	7.56
1037	NASDAQ	ARCB	Tue, Jun 18, 1996	7.25	7.63	7.25	7.63
1036	NASDAQ	ARCB	Mon, Jun 17, 1996	7.13	7.50	7.13	7.50
1035	NASDAQ	ARCB	Fri, Jun 14, 1996	7.38	7.50	7.25	7.31
1034	NASDAQ	ARCB	Thu, Jun 13, 1996	7.38	7.50	7.25	7.38
1033	NASDAQ	ARCB	Wed, Jun 12, 1996	7.38	7.50	7.38	7.38
1032	NASDAQ	ARCB	Tue, Jun 11, 1996	7.63	7.63	7.38	7.38
1031	NASDAQ	ARCB	Mon, Jun 10, 1996	7.63	7.75	7.38	7.63
1030	NASDAQ	ARCB	Fri, Jun 7, 1996	7.88	7.88	7.50	7.50
1029	NASDAQ	ARCB	Thu, Jun 6, 1996	8.00	8.00	7.63	8.00
1028	NASDAQ	ARCB	Wed, Jun 5, 1996	8.00	8.00	7.63	7.75
1027	NASDAQ	ARCB	Tue, Jun 4, 1996	7.75	7.75	7.63	7.63
1026	NASDAQ	ARCB	Mon, Jun 3, 1996	7.63	8.13	7.63	7.88
1025	NASDAQ	ARCB	Fri, May 31, 1996	7.63	7.75	7.25	7.75
1024	NASDAQ	ARCB	Thu, May 30, 1996	7.50	7.63	7.25	7.25
1023	NASDAQ	ARCB	Wed, May 29, 1996	7.50	7.50	7.25	7.25
1022	NASDAQ	ARCB	Tue, May 28, 1996	7.25	7.63	7.25	7.63
1021	NASDAQ	ARCB	Fri, May 24, 1996	7.25	7.63	7.25	7.63
1020	NASDAQ	ARCB	Thu, May 23, 1996	7.38	7.75	7.25	7.50
1019	NASDAQ	ARCB	Wed, May 22, 1996	7.63	7.75	7.38	7.38
1018	NASDAQ	ARCB	Tue, May 21, 1996	7.75	7.88	7.38	7.50
1017	NASDAQ	ARCB	Mon, May 20, 1996	7.50	7.88	7.50	7.88
1016	NASDAQ	ARCB	Fri, May 17, 1996	7.88	8.13	7.50	7.88
1015	NASDAQ	ARCB	Thu, May 16, 1996	7.13	7.50	7.13	7.25
1014	NASDAQ	ARCB	Wed, May 15, 1996	7.50	7.50	7.13	7.38
1013	NASDAQ	ARCB	Tue, May 14, 1996	7.75	7.75	7.25	7.25
1012	NASDAQ	ARCB	Mon, May 13, 1996	7.38	7.75	7.38	7.75
1011	NASDAQ	ARCB	Fri, May 10, 1996	7.38	7.63	7.38	7.38
1010	NASDAQ	ARCB	Thu, May 9, 1996	7.63	7.88	7.50	7.50
1009	NASDAQ	ARCB	Wed, May 8, 1996	7.63	7.88	7.63	7.88
1008	NASDAQ	ARCB	Tue, May 7, 1996	7.75	8.00	7.63	7.63
1007	NASDAQ	ARCB	Mon, May 6, 1996	7.25	8.13	7.25	7.88
1006	NASDAQ	ARCB	Fri, May 3, 1996	7.38	7.75	7.25	7.25
1005	NASDAQ	ARCB	Thu, May 2, 1996	7.75	8.13	7.38	7.50
1004	NASDAQ	ARCB	Wed, May 1, 1996	7.50	7.75	7.38	7.63
1003	NASDAQ	ARCB	Tue, Apr 30, 1996	7.88	8.00	7.50	7.75
1002	NASDAQ	ARCB	Mon, Apr 29, 1996	8.00	8.13	7.88	8.13
1001	NASDAQ	ARCB	Fri, Apr 26, 1996	8.25	8.50	7.75	8.13
1000	NASDAQ	ARCB	Thu, Apr 25, 1996	9.00	9.25	7.63	8.50
999	NASDAQ	ARCB	Wed, Apr 24, 1996	8.50	9.13	8.13	9.00
998	NASDAQ	ARCB	Tue, Apr 23, 1996	8.50	8.63	8.50	8.50
997	NASDAQ	ARCB	Mon, Apr 22, 1996	7.75	8.63	7.75	8.63
996	NASDAQ	ARCB	Fri, Apr 19, 1996	8.13	8.13	7.75	7.88
995	NASDAQ	ARCB	Thu, Apr 18, 1996	8.00	8.25	8.00	8.13
994	NASDAQ	ARCB	Wed, Apr 17, 1996	8.50	8.75	8.13	8.13
993	NASDAQ	ARCB	Tue, Apr 16, 1996	8.50	8.75	8.50	8.50
992	NASDAQ	ARCB	Mon, Apr 15, 1996	7.75	8.75	7.75	8.50
991	NASDAQ	ARCB	Fri, Apr 12, 1996	8.38	8.38	7.50	7.88
990	NASDAQ	ARCB	Thu, Apr 11, 1996	8.38	8.50	8.25	8.38
989	NASDAQ	ARCB	Wed, Apr 10, 1996	8.63	8.75	8.50	8.50
988	NASDAQ	ARCB	Tue, Apr 9, 1996	8.75	8.88	8.63	8.63
987	NASDAQ	ARCB	Mon, Apr 8, 1996	8.81	8.88	8.50	8.75
986	NASDAQ	ARCB	Thu, Apr 4, 1996	9.13	9.13	8.75	8.75
985	NASDAQ	ARCB	Wed, Apr 3, 1996	8.88	9.25	8.88	9.13
984	NASDAQ	ARCB	Tue, Apr 2, 1996	8.81	9.00	8.75	8.75
983	NASDAQ	ARCB	Mon, Apr 1, 1996	8.75	8.88	8.75	8.88
982	NASDAQ	ARCB	Fri, Mar 29, 1996	8.63	8.88	8.63	8.75
981	NASDAQ	ARCB	Thu, Mar 28, 1996	9.13	9.13	8.63	8.69
980	NASDAQ	ARCB	Wed, Mar 27, 1996	8.88	9.38	8.75	9.03
979	NASDAQ	ARCB	Tue, Mar 26, 1996	8.50	8.88	8.38	8.63
978	NASDAQ	ARCB	Mon, Mar 25, 1996	8.88	9.13	8.50	8.63
977	NASDAQ	ARCB	Fri, Mar 22, 1996	8.72	9.13	8.50	8.88
976	NASDAQ	ARCB	Thu, Mar 21, 1996	8.50	8.63	8.25	8.50
975	NASDAQ	ARCB	Wed, Mar 20, 1996	8.63	8.63	8.25	8.44
974	NASDAQ	ARCB	Tue, Mar 19, 1996	8.38	8.75	8.13	8.38
973	NASDAQ	ARCB	Mon, Mar 18, 1996	8.13	8.75	8.13	8.25
972	NASDAQ	ARCB	Fri, Mar 15, 1996	8.38	8.38	7.75	8.13
971	NASDAQ	ARCB	Thu, Mar 14, 1996	7.13	8.25	7.13	8.25
970	NASDAQ	ARCB	Wed, Mar 13, 1996	7.13	7.38	6.88	7.25
969	NASDAQ	ARCB	Tue, Mar 12, 1996	6.75	7.13	6.63	7.00
968	NASDAQ	ARCB	Mon, Mar 11, 1996	6.38	6.63	6.38	6.63
967	NASDAQ	ARCB	Fri, Mar 8, 1996	6.38	6.75	6.38	6.63
966	NASDAQ	ARCB	Thu, Mar 7, 1996	6.75	6.75	6.63	6.75
965	NASDAQ	ARCB	Wed, Mar 6, 1996	6.63	6.75	6.50	6.69
964	NASDAQ	ARCB	Tue, Mar 5, 1996	6.38	6.63	6.38	6.63
963	NASDAQ	ARCB	Mon, Mar 4, 1996	6.63	6.63	6.38	6.50
962	NASDAQ	ARCB	Fri, Mar 1, 1996	6.38	6.50	6.25	6.50
961	NASDAQ	ARCB	Thu, Feb 29, 1996	6.38	6.38	6.25	6.25
960	NASDAQ	ARCB	Wed, Feb 28, 1996	6.50	6.50	6.25	6.25
959	NASDAQ	ARCB	Tue, Feb 27, 1996	6.63	6.63	6.25	6.31
958	NASDAQ	ARCB	Mon, Feb 26, 1996	6.88	6.88	6.50	6.50
957	NASDAQ	ARCB	Fri, Feb 23, 1996	6.88	6.88	6.63	6.75
956	NASDAQ	ARCB	Thu, Feb 22, 1996	6.88	7.00	6.63	6.81
955	NASDAQ	ARCB	Wed, Feb 21, 1996	6.38	6.88	6.38	6.75
954	NASDAQ	ARCB	Tue, Feb 20, 1996	6.25	6.31	5.88	6.19
953	NASDAQ	ARCB	Fri, Feb 16, 1996	6.38	6.38	6.00	6.13
952	NASDAQ	ARCB	Thu, Feb 15, 1996	6.00	6.38	5.88	6.31
951	NASDAQ	ARCB	Wed, Feb 14, 1996	5.88	6.13	5.75	6.00
950	NASDAQ	ARCB	Tue, Feb 13, 1996	5.75	5.75	5.38	5.50
949	NASDAQ	ARCB	Mon, Feb 12, 1996	5.50	5.75	5.50	5.63
948	NASDAQ	ARCB	Fri, Feb 9, 1996	5.63	5.63	5.50	5.50
947	NASDAQ	ARCB	Thu, Feb 8, 1996	5.75	5.75	5.50	5.63
946	NASDAQ	ARCB	Wed, Feb 7, 1996	5.88	5.88	5.50	5.50
945	NASDAQ	ARCB	Tue, Feb 6, 1996	5.63	5.88	5.25	5.75
944	NASDAQ	ARCB	Mon, Feb 5, 1996	5.38	5.88	5.13	5.69
943	NASDAQ	ARCB	Fri, Feb 2, 1996	6.00	6.13	5.00	5.00
942	NASDAQ	ARCB	Thu, Feb 1, 1996	6.50	6.50	6.00	6.13
941	NASDAQ	ARCB	Wed, Jan 31, 1996	6.13	6.50	6.00	6.38
940	NASDAQ	ARCB	Tue, Jan 30, 1996	6.25	6.25	5.88	6.13
939	NASDAQ	ARCB	Mon, Jan 29, 1996	6.50	6.50	6.00	6.19
938	NASDAQ	ARCB	Fri, Jan 26, 1996	6.39	6.63	6.38	6.38
937	NASDAQ	ARCB	Thu, Jan 25, 1996	6.63	6.63	6.38	6.44
936	NASDAQ	ARCB	Wed, Jan 24, 1996	6.63	6.63	6.38	6.50
935	NASDAQ	ARCB	Tue, Jan 23, 1996	6.63	6.63	6.50	6.50
934	NASDAQ	ARCB	Mon, Jan 22, 1996	6.38	6.63	6.38	6.63
933	NASDAQ	ARCB	Fri, Jan 19, 1996	6.50	6.52	6.38	6.38
932	NASDAQ	ARCB	Thu, Jan 18, 1996	6.75	6.75	6.38	6.56
931	NASDAQ	ARCB	Wed, Jan 17, 1996	6.88	6.88	6.56	6.75
930	NASDAQ	ARCB	Tue, Jan 16, 1996	7.00	7.00	6.63	6.75
929	NASDAQ	ARCB	Mon, Jan 15, 1996	7.00	7.00	6.88	6.88
928	NASDAQ	ARCB	Fri, Jan 12, 1996	6.88	7.00	6.81	7.00
927	NASDAQ	ARCB	Thu, Jan 11, 1996	6.75	7.00	6.75	7.00
926	NASDAQ	ARCB	Wed, Jan 10, 1996	7.00	7.00	6.75	6.81
925	NASDAQ	ARCB	Tue, Jan 9, 1996	7.00	7.25	7.00	7.00
924	NASDAQ	ARCB	Mon, Jan 8, 1996	7.00	7.25	7.00	7.00
923	NASDAQ	ARCB	Fri, Jan 5, 1996	7.13	7.25	7.00	7.25
922	NASDAQ	ARCB	Thu, Jan 4, 1996	7.63	7.63	7.00	7.13
921	NASDAQ	ARCB	Wed, Jan 3, 1996	8.13	8.25	7.25	7.50
920	NASDAQ	ARCB	Tue, Jan 2, 1996	8.00	8.88	7.88	8.13
919	NASDAQ	ARCB	Fri, Dec 29, 1995	6.75	7.88	6.75	7.88
918	NASDAQ	ARCB	Thu, Dec 28, 1995	7.00	7.00	6.75	6.88
917	NASDAQ	ARCB	Wed, Dec 27, 1995	7.25	7.25	6.88	6.88
916	NASDAQ	ARCB	Tue, Dec 26, 1995	7.13	7.13	6.94	7.00
915	NASDAQ	ARCB	Fri, Dec 22, 1995	6.88	7.13	6.75	7.13
914	NASDAQ	ARCB	Thu, Dec 21, 1995	7.63	7.75	6.63	6.88
913	NASDAQ	ARCB	Wed, Dec 20, 1995	8.13	8.50	7.75	8.00
912	NASDAQ	ARCB	Tue, Dec 19, 1995	8.50	8.88	8.50	8.50
911	NASDAQ	ARCB	Mon, Dec 18, 1995	9.00	9.00	8.63	8.63
910	NASDAQ	ARCB	Fri, Dec 15, 1995	8.75	9.00	8.75	8.88
909	NASDAQ	ARCB	Thu, Dec 14, 1995	8.75	9.00	8.25	8.75
908	NASDAQ	ARCB	Wed, Dec 13, 1995	8.75	8.88	8.75	8.88
907	NASDAQ	ARCB	Tue, Dec 12, 1995	9.00	9.00	8.75	8.81
906	NASDAQ	ARCB	Mon, Dec 11, 1995	9.00	9.00	8.88	8.88
905	NASDAQ	ARCB	Fri, Dec 8, 1995	8.88	9.13	8.75	8.88
904	NASDAQ	ARCB	Thu, Dec 7, 1995	9.25	9.25	8.88	8.88
903	NASDAQ	ARCB	Wed, Dec 6, 1995	8.75	9.13	8.75	9.00
902	NASDAQ	ARCB	Tue, Dec 5, 1995	8.88	9.00	8.75	8.75
901	NASDAQ	ARCB	Mon, Dec 4, 1995	8.63	9.00	8.38	8.88
900	NASDAQ	ARCB	Fri, Dec 1, 1995	8.25	8.63	8.13	8.50
899	NASDAQ	ARCB	Thu, Nov 30, 1995	9.00	9.00	8.13	8.13
898	NASDAQ	ARCB	Wed, Nov 29, 1995	9.00	9.00	8.88	8.88
897	NASDAQ	ARCB	Tue, Nov 28, 1995	9.00	9.00	8.75	8.88
896	NASDAQ	ARCB	Mon, Nov 27, 1995	8.75	9.00	8.63	8.88
895	NASDAQ	ARCB	Fri, Nov 24, 1995	8.81	9.00	8.81	8.94
894	NASDAQ	ARCB	Wed, Nov 22, 1995	8.88	9.00	8.50	8.88
893	NASDAQ	ARCB	Tue, Nov 21, 1995	8.88	9.00	8.75	9.00
892	NASDAQ	ARCB	Mon, Nov 20, 1995	9.13	9.25	8.88	9.00
891	NASDAQ	ARCB	Fri, Nov 17, 1995	9.38	9.50	9.13	9.19
890	NASDAQ	ARCB	Thu, Nov 16, 1995	9.38	9.50	9.38	9.38
889	NASDAQ	ARCB	Wed, Nov 15, 1995	9.63	9.63	9.38	9.44
888	NASDAQ	ARCB	Tue, Nov 14, 1995	9.31	9.50	9.25	9.50
887	NASDAQ	ARCB	Mon, Nov 13, 1995	9.50	9.50	9.13	9.38
886	NASDAQ	ARCB	Fri, Nov 10, 1995	9.75	10.00	9.63	9.63
885	NASDAQ	ARCB	Thu, Nov 9, 1995	10.00	10.00	9.75	9.75
884	NASDAQ	ARCB	Wed, Nov 8, 1995	10.00	10.00	9.75	9.75
883	NASDAQ	ARCB	Tue, Nov 7, 1995	10.13	10.13	9.75	10.00
882	NASDAQ	ARCB	Mon, Nov 6, 1995	10.13	10.13	10.00	10.00
881	NASDAQ	ARCB	Fri, Nov 3, 1995	9.88	10.50	9.63	10.00
880	NASDAQ	ARCB	Thu, Nov 2, 1995	9.00	9.63	8.88	9.63
879	NASDAQ	ARCB	Wed, Nov 1, 1995	8.13	8.75	8.00	8.75
878	NASDAQ	ARCB	Tue, Oct 31, 1995	9.38	9.38	9.00	9.13
877	NASDAQ	ARCB	Mon, Oct 30, 1995	9.50	9.50	9.13	9.13
876	NASDAQ	ARCB	Fri, Oct 27, 1995	9.13	9.75	8.75	9.25
875	NASDAQ	ARCB	Thu, Oct 26, 1995	9.00	9.38	8.75	9.13
874	NASDAQ	ARCB	Wed, Oct 25, 1995	9.63	9.63	9.00	9.13
873	NASDAQ	ARCB	Tue, Oct 24, 1995	9.63	9.75	9.50	9.75
872	NASDAQ	ARCB	Mon, Oct 23, 1995	9.44	9.50	9.38	9.50
871	NASDAQ	ARCB	Fri, Oct 20, 1995	9.88	10.00	9.50	9.50
870	NASDAQ	ARCB	Thu, Oct 19, 1995	9.75	10.00	9.75	9.88
869	NASDAQ	ARCB	Wed, Oct 18, 1995	9.38	9.75	9.38	9.75
868	NASDAQ	ARCB	Tue, Oct 17, 1995	9.63	9.63	9.38	9.38
867	NASDAQ	ARCB	Mon, Oct 16, 1995	10.00	10.00	9.50	9.50
866	NASDAQ	ARCB	Fri, Oct 13, 1995	9.56	10.13	9.38	10.00
865	NASDAQ	ARCB	Thu, Oct 12, 1995	9.50	9.63	9.38	9.50
864	NASDAQ	ARCB	Wed, Oct 11, 1995	9.38	9.75	9.13	9.38
863	NASDAQ	ARCB	Tue, Oct 10, 1995	9.00	9.50	8.75	9.25
862	NASDAQ	ARCB	Mon, Oct 9, 1995	9.75	9.75	9.00	9.25
861	NASDAQ	ARCB	Fri, Oct 6, 1995	10.13	10.13	9.75	9.88
860	NASDAQ	ARCB	Thu, Oct 5, 1995	10.00	10.38	9.88	10.13
859	NASDAQ	ARCB	Wed, Oct 4, 1995	10.50	10.50	10.13	10.25
858	NASDAQ	ARCB	Tue, Oct 3, 1995	11.25	11.25	10.50	10.50
857	NASDAQ	ARCB	Mon, Oct 2, 1995	11.63	11.88	11.31	11.31
856	NASDAQ	ARCB	Fri, Sep 29, 1995	11.50	12.00	11.50	11.88
855	NASDAQ	ARCB	Thu, Sep 28, 1995	10.88	11.63	10.88	11.38
854	NASDAQ	ARCB	Wed, Sep 27, 1995	10.50	10.88	10.50	10.88
853	NASDAQ	ARCB	Tue, Sep 26, 1995	10.75	10.88	10.63	10.69
852	NASDAQ	ARCB	Mon, Sep 25, 1995	10.88	11.00	10.75	10.75
851	NASDAQ	ARCB	Fri, Sep 22, 1995	10.88	11.00	10.75	10.88
850	NASDAQ	ARCB	Thu, Sep 21, 1995	11.00	11.13	10.88	10.88
849	NASDAQ	ARCB	Wed, Sep 20, 1995	11.00	11.13	11.00	11.00
848	NASDAQ	ARCB	Tue, Sep 19, 1995	11.00	11.13	11.00	11.00
847	NASDAQ	ARCB	Mon, Sep 18, 1995	11.50	11.50	11.00	11.00
846	NASDAQ	ARCB	Fri, Sep 15, 1995	12.13	12.13	11.25	11.50
845	NASDAQ	ARCB	Thu, Sep 14, 1995	12.38	12.50	12.13	12.25
844	NASDAQ	ARCB	Wed, Sep 13, 1995	12.38	12.50	12.38	12.38
843	NASDAQ	ARCB	Tue, Sep 12, 1995	12.50	12.50	12.13	12.50
842	NASDAQ	ARCB	Mon, Sep 11, 1995	12.63	13.38	12.63	12.75
841	NASDAQ	ARCB	Fri, Sep 8, 1995	12.25	12.88	11.88	12.63
840	NASDAQ	ARCB	Thu, Sep 7, 1995	12.13	12.38	12.13	12.25
839	NASDAQ	ARCB	Wed, Sep 6, 1995	12.00	12.75	12.00	12.25
838	NASDAQ	ARCB	Tue, Sep 5, 1995	12.00	12.13	11.88	12.13
837	NASDAQ	ARCB	Fri, Sep 1, 1995	11.63	11.75	11.63	11.69
836	NASDAQ	ARCB	Thu, Aug 31, 1995	11.25	11.63	11.25	11.50
835	NASDAQ	ARCB	Wed, Aug 30, 1995	11.38	11.63	11.38	11.38
834	NASDAQ	ARCB	Tue, Aug 29, 1995	11.50	11.50	11.25	11.25
833	NASDAQ	ARCB	Mon, Aug 28, 1995	11.50	11.88	11.50	11.63
832	NASDAQ	ARCB	Fri, Aug 25, 1995	12.00	12.00	11.63	11.75
831	NASDAQ	ARCB	Thu, Aug 24, 1995	12.25	12.25	12.00	12.00
830	NASDAQ	ARCB	Wed, Aug 23, 1995	12.25	12.50	12.25	12.25
829	NASDAQ	ARCB	Tue, Aug 22, 1995	12.25	12.50	12.13	12.13
828	NASDAQ	ARCB	Mon, Aug 21, 1995	11.75	12.50	11.75	12.38
827	NASDAQ	ARCB	Fri, Aug 18, 1995	11.50	11.75	11.50	11.69
826	NASDAQ	ARCB	Thu, Aug 17, 1995	11.50	11.63	11.50	11.50
825	NASDAQ	ARCB	Wed, Aug 16, 1995	11.63	11.75	11.50	11.75
824	NASDAQ	ARCB	Tue, Aug 15, 1995	11.75	11.75	11.50	11.63
823	NASDAQ	ARCB	Mon, Aug 14, 1995	12.00	12.00	11.75	11.75
822	NASDAQ	ARCB	Fri, Aug 11, 1995	11.88	12.13	11.75	11.75
821	NASDAQ	ARCB	Thu, Aug 10, 1995	12.13	12.13	11.88	11.88
820	NASDAQ	ARCB	Wed, Aug 9, 1995	12.13	12.13	11.88	12.00
819	NASDAQ	ARCB	Tue, Aug 8, 1995	11.88	12.00	11.63	12.00
818	NASDAQ	ARCB	Mon, Aug 7, 1995	11.88	12.50	11.63	11.88
817	NASDAQ	ARCB	Fri, Aug 4, 1995	11.75	12.13	11.75	12.13
816	NASDAQ	ARCB	Thu, Aug 3, 1995	11.88	12.00	11.50	12.00
815	NASDAQ	ARCB	Wed, Aug 2, 1995	12.13	12.13	11.63	11.63
814	NASDAQ	ARCB	Tue, Aug 1, 1995	12.13	12.50	11.88	12.13
813	NASDAQ	ARCB	Mon, Jul 31, 1995	12.63	12.88	12.38	12.38
812	NASDAQ	ARCB	Fri, Jul 28, 1995	11.75	12.81	11.75	12.75
811	NASDAQ	ARCB	Thu, Jul 27, 1995	11.38	12.00	11.38	11.75
810	NASDAQ	ARCB	Wed, Jul 26, 1995	11.13	11.63	11.13	11.63
809	NASDAQ	ARCB	Tue, Jul 25, 1995	11.13	11.38	11.13	11.13
808	NASDAQ	ARCB	Mon, Jul 24, 1995	11.38	11.38	11.00	11.38
807	NASDAQ	ARCB	Fri, Jul 21, 1995	11.13	11.38	11.00	11.00
806	NASDAQ	ARCB	Thu, Jul 20, 1995	11.88	12.25	10.50	11.00
805	NASDAQ	ARCB	Wed, Jul 19, 1995	12.38	12.38	11.88	11.88
804	NASDAQ	ARCB	Tue, Jul 18, 1995	12.63	12.88	12.25	12.25
803	NASDAQ	ARCB	Mon, Jul 17, 1995	12.38	12.88	12.38	12.75
802	NASDAQ	ARCB	Fri, Jul 14, 1995	12.50	12.63	12.38	12.63
801	NASDAQ	ARCB	Thu, Jul 13, 1995	13.25	13.25	12.63	12.75
800	NASDAQ	ARCB	Wed, Jul 12, 1995	12.75	13.38	12.38	13.00
799	NASDAQ	ARCB	Tue, Jul 11, 1995	11.00	13.13	10.88	12.63
798	NASDAQ	ARCB	Mon, Jul 10, 1995	9.25	10.50	9.00	10.25
797	NASDAQ	ARCB	Fri, Jul 7, 1995	8.75	9.13	8.50	8.88
796	NASDAQ	ARCB	Thu, Jul 6, 1995	9.25	9.25	8.50	8.75
795	NASDAQ	ARCB	Wed, Jul 5, 1995	9.25	9.38	9.13	9.25
794	NASDAQ	ARCB	Mon, Jul 3, 1995	9.00	9.25	8.75	9.25
793	NASDAQ	ARCB	Fri, Jun 30, 1995	8.88	9.00	8.63	9.00
792	NASDAQ	ARCB	Thu, Jun 29, 1995	8.88	8.88	8.63	8.75
791	NASDAQ	ARCB	Wed, Jun 28, 1995	8.88	8.88	8.63	8.75
790	NASDAQ	ARCB	Tue, Jun 27, 1995	8.63	9.25	8.38	8.63
789	NASDAQ	ARCB	Mon, Jun 26, 1995	8.50	8.50	8.25	8.50
788	NASDAQ	ARCB	Fri, Jun 23, 1995	8.38	8.63	8.38	8.38
787	NASDAQ	ARCB	Thu, Jun 22, 1995	8.50	8.50	8.38	8.50
786	NASDAQ	ARCB	Wed, Jun 21, 1995	8.50	8.50	8.25	8.38
785	NASDAQ	ARCB	Tue, Jun 20, 1995	8.50	8.50	8.25	8.25
784	NASDAQ	ARCB	Mon, Jun 19, 1995	8.38	8.50	8.25	8.50
783	NASDAQ	ARCB	Fri, Jun 16, 1995	8.25	8.25	8.00	8.00
782	NASDAQ	ARCB	Thu, Jun 15, 1995	8.13	8.50	7.94	8.13
781	NASDAQ	ARCB	Wed, Jun 14, 1995	8.13	8.25	8.00	8.13
780	NASDAQ	ARCB	Tue, Jun 13, 1995	8.63	8.63	7.94	8.00
779	NASDAQ	ARCB	Mon, Jun 12, 1995	9.25	9.50	8.25	8.38
778	NASDAQ	ARCB	Fri, Jun 9, 1995	9.13	9.38	9.13	9.25
777	NASDAQ	ARCB	Thu, Jun 8, 1995	9.13	9.38	9.13	9.25
776	NASDAQ	ARCB	Wed, Jun 7, 1995	9.38	9.50	9.13	9.19
775	NASDAQ	ARCB	Tue, Jun 6, 1995	9.13	9.25	9.00	9.25
774	NASDAQ	ARCB	Mon, Jun 5, 1995	9.25	9.25	9.00	9.00
773	NASDAQ	ARCB	Fri, Jun 2, 1995	9.81	9.88	9.00	9.00
772	NASDAQ	ARCB	Thu, Jun 1, 1995	9.75	10.00	9.75	9.75
771	NASDAQ	ARCB	Wed, May 31, 1995	9.38	9.75	9.25	9.63
770	NASDAQ	ARCB	Tue, May 30, 1995	9.00	9.25	9.00	9.00
769	NASDAQ	ARCB	Fri, May 26, 1995	9.38	9.38	9.13	9.25
768	NASDAQ	ARCB	Thu, May 25, 1995	9.38	9.63	9.25	9.38
767	NASDAQ	ARCB	Wed, May 24, 1995	9.50	9.63	9.38	9.38
766	NASDAQ	ARCB	Tue, May 23, 1995	9.88	10.00	9.63	9.75
765	NASDAQ	ARCB	Mon, May 22, 1995	10.13	10.13	9.88	9.94
764	NASDAQ	ARCB	Fri, May 19, 1995	10.00	10.13	9.88	9.88
763	NASDAQ	ARCB	Thu, May 18, 1995	10.50	10.50	10.00	10.00
762	NASDAQ	ARCB	Wed, May 17, 1995	10.25	10.63	10.25	10.25
761	NASDAQ	ARCB	Tue, May 16, 1995	9.75	10.13	9.75	10.13
760	NASDAQ	ARCB	Mon, May 15, 1995	10.13	10.13	9.75	10.00
759	NASDAQ	ARCB	Fri, May 12, 1995	10.00	10.13	9.63	9.88
758	NASDAQ	ARCB	Thu, May 11, 1995	9.88	10.00	9.50	10.00
757	NASDAQ	ARCB	Wed, May 10, 1995	9.63	9.88	9.63	9.75
756	NASDAQ	ARCB	Tue, May 9, 1995	10.00	10.00	9.69	9.75
755	NASDAQ	ARCB	Mon, May 8, 1995	10.00	10.00	9.75	9.88
754	NASDAQ	ARCB	Fri, May 5, 1995	10.00	10.00	9.75	9.88
753	NASDAQ	ARCB	Thu, May 4, 1995	10.13	10.13	9.75	9.75
752	NASDAQ	ARCB	Wed, May 3, 1995	9.88	10.13	9.88	10.00
751	NASDAQ	ARCB	Tue, May 2, 1995	10.13	10.13	10.00	10.00
750	NASDAQ	ARCB	Mon, May 1, 1995	10.13	10.25	9.88	10.00
749	NASDAQ	ARCB	Fri, Apr 28, 1995	10.25	10.25	9.75	10.13
748	NASDAQ	ARCB	Thu, Apr 27, 1995	10.25	10.38	10.00	10.16
747	NASDAQ	ARCB	Wed, Apr 26, 1995	9.88	10.25	9.88	10.25
746	NASDAQ	ARCB	Tue, Apr 25, 1995	9.88	10.00	9.75	10.00
745	NASDAQ	ARCB	Mon, Apr 24, 1995	9.75	9.88	9.75	9.75
744	NASDAQ	ARCB	Fri, Apr 21, 1995	9.88	9.88	9.50	9.88
743	NASDAQ	ARCB	Thu, Apr 20, 1995	9.88	10.00	9.63	10.00
742	NASDAQ	ARCB	Wed, Apr 19, 1995	10.50	10.50	10.25	10.25
741	NASDAQ	ARCB	Tue, Apr 18, 1995	10.50	10.63	10.13	10.25
740	NASDAQ	ARCB	Mon, Apr 17, 1995	10.25	10.50	10.25	10.38
739	NASDAQ	ARCB	Thu, Apr 13, 1995	10.50	10.50	10.25	10.25
738	NASDAQ	ARCB	Wed, Apr 12, 1995	10.38	10.50	10.13	10.50
737	NASDAQ	ARCB	Tue, Apr 11, 1995	10.38	10.50	10.25	10.25
736	NASDAQ	ARCB	Mon, Apr 10, 1995	10.56	10.63	10.25	10.25
735	NASDAQ	ARCB	Fri, Apr 7, 1995	11.00	11.00	10.25	10.50
734	NASDAQ	ARCB	Thu, Apr 6, 1995	11.25	11.25	10.88	10.88
733	NASDAQ	ARCB	Wed, Apr 5, 1995	11.00	11.25	11.00	11.13
732	NASDAQ	ARCB	Tue, Apr 4, 1995	11.00	11.50	11.00	11.13
731	NASDAQ	ARCB	Mon, Apr 3, 1995	10.63	11.00	10.38	10.88
730	NASDAQ	ARCB	Fri, Mar 31, 1995	10.88	11.00	10.63	10.63
729	NASDAQ	ARCB	Thu, Mar 30, 1995	10.75	11.13	10.75	11.00
728	NASDAQ	ARCB	Wed, Mar 29, 1995	10.69	10.88	10.50	10.75
727	NASDAQ	ARCB	Tue, Mar 28, 1995	10.75	10.75	10.50	10.75
726	NASDAQ	ARCB	Mon, Mar 27, 1995	10.88	10.88	10.56	10.56
725	NASDAQ	ARCB	Fri, Mar 24, 1995	10.88	11.13	10.88	11.13
724	NASDAQ	ARCB	Thu, Mar 23, 1995	10.88	11.25	10.88	11.00
723	NASDAQ	ARCB	Wed, Mar 22, 1995	10.88	11.00	10.63	11.00
722	NASDAQ	ARCB	Tue, Mar 21, 1995	11.00	11.00	10.63	10.63
721	NASDAQ	ARCB	Mon, Mar 20, 1995	10.75	11.13	10.75	10.75
720	NASDAQ	ARCB	Fri, Mar 17, 1995	11.00	11.13	10.75	10.75
719	NASDAQ	ARCB	Thu, Mar 16, 1995	11.38	11.63	10.88	11.00
718	NASDAQ	ARCB	Wed, Mar 15, 1995	12.00	12.13	11.25	11.25
717	NASDAQ	ARCB	Tue, Mar 14, 1995	12.13	12.25	11.88	12.00
716	NASDAQ	ARCB	Mon, Mar 13, 1995	12.25	12.38	12.13	12.13
715	NASDAQ	ARCB	Fri, Mar 10, 1995	12.56	13.00	12.38	12.50
714	NASDAQ	ARCB	Thu, Mar 9, 1995	12.25	12.50	12.25	12.38
713	NASDAQ	ARCB	Wed, Mar 8, 1995	12.13	12.50	12.13	12.25
712	NASDAQ	ARCB	Tue, Mar 7, 1995	12.50	12.50	12.25	12.50
711	NASDAQ	ARCB	Mon, Mar 6, 1995	12.25	12.50	12.00	12.38
710	NASDAQ	ARCB	Fri, Mar 3, 1995	12.25	12.50	12.25	12.38
709	NASDAQ	ARCB	Thu, Mar 2, 1995	12.25	12.50	12.25	12.25
708	NASDAQ	ARCB	Wed, Mar 1, 1995	12.50	12.50	12.25	12.25
707	NASDAQ	ARCB	Tue, Feb 28, 1995	12.25	12.50	12.25	12.50
706	NASDAQ	ARCB	Mon, Feb 27, 1995	12.25	12.50	12.25	12.25
705	NASDAQ	ARCB	Fri, Feb 24, 1995	12.50	12.50	12.25	12.38
704	NASDAQ	ARCB	Thu, Feb 23, 1995	12.38	12.63	12.25	12.25
703	NASDAQ	ARCB	Wed, Feb 22, 1995	12.25	12.50	12.25	12.50
702	NASDAQ	ARCB	Tue, Feb 21, 1995	12.50	12.50	12.38	12.50
701	NASDAQ	ARCB	Fri, Feb 17, 1995	12.50	12.75	12.38	12.63
700	NASDAQ	ARCB	Thu, Feb 16, 1995	12.50	12.75	12.25	12.63
699	NASDAQ	ARCB	Wed, Feb 15, 1995	12.25	12.50	12.25	12.25
698	NASDAQ	ARCB	Tue, Feb 14, 1995	12.25	12.25	12.25	12.25
697	NASDAQ	ARCB	Mon, Feb 13, 1995	12.38	12.38	12.25	12.38
696	NASDAQ	ARCB	Fri, Feb 10, 1995	12.50	12.50	12.25	12.25
695	NASDAQ	ARCB	Thu, Feb 9, 1995	12.50	12.63	12.25	12.50
694	NASDAQ	ARCB	Wed, Feb 8, 1995	11.88	12.50	11.88	12.38
693	NASDAQ	ARCB	Tue, Feb 7, 1995	12.25	12.38	12.00	12.13
692	NASDAQ	ARCB	Mon, Feb 6, 1995	12.50	12.63	12.25	12.31
691	NASDAQ	ARCB	Fri, Feb 3, 1995	12.63	12.75	12.38	12.38
690	NASDAQ	ARCB	Thu, Feb 2, 1995	11.75	12.63	11.63	12.63
689	NASDAQ	ARCB	Wed, Feb 1, 1995	12.13	12.25	11.88	11.88
688	NASDAQ	ARCB	Tue, Jan 31, 1995	12.13	12.38	12.13	12.25
687	NASDAQ	ARCB	Mon, Jan 30, 1995	12.50	12.63	12.13	12.13
686	NASDAQ	ARCB	Fri, Jan 27, 1995	12.50	12.88	12.50	12.50
685	NASDAQ	ARCB	Thu, Jan 26, 1995	12.50	12.88	12.50	12.88
684	NASDAQ	ARCB	Wed, Jan 25, 1995	12.75	12.88	12.50	12.88
683	NASDAQ	ARCB	Tue, Jan 24, 1995	12.25	13.00	12.00	13.00
682	NASDAQ	ARCB	Mon, Jan 23, 1995	12.13	12.13	11.88	12.00
681	NASDAQ	ARCB	Fri, Jan 20, 1995	12.25	12.44	12.25	12.25
680	NASDAQ	ARCB	Thu, Jan 19, 1995	12.63	12.63	12.25	12.50
679	NASDAQ	ARCB	Wed, Jan 18, 1995	12.63	12.88	12.38	12.50
678	NASDAQ	ARCB	Tue, Jan 17, 1995	12.63	13.00	12.63	12.94
677	NASDAQ	ARCB	Mon, Jan 16, 1995	13.00	13.00	12.75	12.75
676	NASDAQ	ARCB	Fri, Jan 13, 1995	12.38	13.00	12.38	13.00
675	NASDAQ	ARCB	Thu, Jan 12, 1995	11.88	12.38	11.88	12.13
674	NASDAQ	ARCB	Wed, Jan 11, 1995	11.88	12.13	11.88	11.88
673	NASDAQ	ARCB	Tue, Jan 10, 1995	12.38	12.38	11.88	11.88
672	NASDAQ	ARCB	Mon, Jan 9, 1995	12.63	12.63	12.38	12.38
671	NASDAQ	ARCB	Fri, Jan 6, 1995	12.63	12.63	12.38	12.38
670	NASDAQ	ARCB	Thu, Jan 5, 1995	12.63	12.63	12.38	12.63
669	NASDAQ	ARCB	Wed, Jan 4, 1995	12.75	12.88	12.38	12.38
668	NASDAQ	ARCB	Tue, Jan 3, 1995	12.13	12.88	12.13	12.75
667	NASDAQ	ARCB	Fri, Dec 30, 1994	11.75	12.13	11.75	12.13
666	NASDAQ	ARCB	Thu, Dec 29, 1994	11.38	11.75	11.38	11.63
665	NASDAQ	ARCB	Wed, Dec 28, 1994	11.63	11.88	11.50	11.50
664	NASDAQ	ARCB	Tue, Dec 27, 1994	11.38	11.63	11.38	11.63
663	NASDAQ	ARCB	Fri, Dec 23, 1994	11.63	11.63	11.38	11.38
662	NASDAQ	ARCB	Thu, Dec 22, 1994	11.50	11.75	11.25	11.50
661	NASDAQ	ARCB	Wed, Dec 21, 1994	11.63	11.88	11.50	11.50
660	NASDAQ	ARCB	Tue, Dec 20, 1994	11.88	11.88	11.63	11.63
659	NASDAQ	ARCB	Mon, Dec 19, 1994	11.38	11.81	11.13	11.81
658	NASDAQ	ARCB	Fri, Dec 16, 1994	11.50	11.50	11.25	11.25
657	NASDAQ	ARCB	Thu, Dec 15, 1994	11.63	11.75	11.38	11.38
656	NASDAQ	ARCB	Wed, Dec 14, 1994	11.38	11.88	11.38	11.75
655	NASDAQ	ARCB	Tue, Dec 13, 1994	11.63	11.75	11.38	11.63
654	NASDAQ	ARCB	Mon, Dec 12, 1994	10.75	11.50	10.63	11.38
653	NASDAQ	ARCB	Fri, Dec 9, 1994	11.00	11.00	10.25	10.63
652	NASDAQ	ARCB	Thu, Dec 8, 1994	11.75	11.75	10.88	10.88
651	NASDAQ	ARCB	Wed, Dec 7, 1994	11.88	12.13	11.69	11.69
650	NASDAQ	ARCB	Tue, Dec 6, 1994	12.00	12.38	11.88	11.88
649	NASDAQ	ARCB	Mon, Dec 5, 1994	12.13	12.38	12.13	12.25
648	NASDAQ	ARCB	Fri, Dec 2, 1994	11.88	12.13	11.81	11.88
647	NASDAQ	ARCB	Thu, Dec 1, 1994	12.25	12.25	11.63	11.63
646	NASDAQ	ARCB	Wed, Nov 30, 1994	12.13	12.38	12.00	12.00
645	NASDAQ	ARCB	Tue, Nov 29, 1994	11.75	12.38	11.75	12.25
644	NASDAQ	ARCB	Mon, Nov 28, 1994	11.75	11.88	11.63	11.69
643	NASDAQ	ARCB	Fri, Nov 25, 1994	11.63	11.63	11.63	11.63
642	NASDAQ	ARCB	Wed, Nov 23, 1994	11.25	11.63	11.25	11.63
641	NASDAQ	ARCB	Tue, Nov 22, 1994	11.50	11.63	11.50	11.63
640	NASDAQ	ARCB	Mon, Nov 21, 1994	11.75	11.88	11.63	11.75
639	NASDAQ	ARCB	Fri, Nov 18, 1994	11.88	11.88	11.63	11.88
638	NASDAQ	ARCB	Thu, Nov 17, 1994	12.25	12.38	11.88	11.88
637	NASDAQ	ARCB	Wed, Nov 16, 1994	12.50	12.50	12.25	12.50
636	NASDAQ	ARCB	Tue, Nov 15, 1994	12.63	12.75	12.50	12.50
635	NASDAQ	ARCB	Mon, Nov 14, 1994	12.75	12.75	12.63	12.63
634	NASDAQ	ARCB	Fri, Nov 11, 1994	12.75	12.88	12.50	12.88
633	NASDAQ	ARCB	Thu, Nov 10, 1994	12.63	12.88	12.50	12.50
632	NASDAQ	ARCB	Wed, Nov 9, 1994	12.88	12.88	12.63	12.75
631	NASDAQ	ARCB	Tue, Nov 8, 1994	12.75	12.88	12.63	12.63
630	NASDAQ	ARCB	Mon, Nov 7, 1994	12.88	12.88	12.63	12.63
629	NASDAQ	ARCB	Fri, Nov 4, 1994	13.00	13.00	12.75	13.00
628	NASDAQ	ARCB	Thu, Nov 3, 1994	13.00	13.00	12.75	12.75
627	NASDAQ	ARCB	Wed, Nov 2, 1994	12.63	13.00	12.63	12.75
626	NASDAQ	ARCB	Tue, Nov 1, 1994	12.88	12.88	12.63	12.63
625	NASDAQ	ARCB	Mon, Oct 31, 1994	13.13	13.13	12.88	12.94
624	NASDAQ	ARCB	Fri, Oct 28, 1994	13.13	13.13	12.88	12.88
623	NASDAQ	ARCB	Thu, Oct 27, 1994	13.38	13.50	12.88	13.13
622	NASDAQ	ARCB	Wed, Oct 26, 1994	13.25	13.50	13.25	13.38
621	NASDAQ	ARCB	Tue, Oct 25, 1994	13.38	13.38	13.25	13.38
620	NASDAQ	ARCB	Mon, Oct 24, 1994	13.50	13.50	13.38	13.50
619	NASDAQ	ARCB	Fri, Oct 21, 1994	13.38	13.50	13.38	13.38
618	NASDAQ	ARCB	Thu, Oct 20, 1994	13.25	13.63	13.25	13.38
617	NASDAQ	ARCB	Wed, Oct 19, 1994	13.25	13.50	13.25	13.25
616	NASDAQ	ARCB	Tue, Oct 18, 1994	13.25	13.38	13.25	13.25
615	NASDAQ	ARCB	Mon, Oct 17, 1994	13.38	13.38	13.13	13.25
614	NASDAQ	ARCB	Fri, Oct 14, 1994	13.13	13.38	13.13	13.38
613	NASDAQ	ARCB	Thu, Oct 13, 1994	13.25	13.38	13.13	13.13
612	NASDAQ	ARCB	Wed, Oct 12, 1994	13.00	13.25	13.00	13.25
611	NASDAQ	ARCB	Tue, Oct 11, 1994	13.00	13.13	12.88	13.00
610	NASDAQ	ARCB	Mon, Oct 10, 1994	13.00	13.25	12.63	12.88
609	NASDAQ	ARCB	Fri, Oct 7, 1994	13.63	13.63	13.00	13.00
608	NASDAQ	ARCB	Thu, Oct 6, 1994	13.56	13.63	13.25	13.25
607	NASDAQ	ARCB	Wed, Oct 5, 1994	13.75	13.88	13.50	13.50
606	NASDAQ	ARCB	Tue, Oct 4, 1994	14.13	14.13	13.88	13.88
605	NASDAQ	ARCB	Mon, Oct 3, 1994	13.88	14.13	13.88	13.88
604	NASDAQ	ARCB	Fri, Sep 30, 1994	13.75	14.13	13.75	14.06
603	NASDAQ	ARCB	Thu, Sep 29, 1994	13.75	14.00	13.75	13.81
602	NASDAQ	ARCB	Wed, Sep 28, 1994	13.75	14.00	13.75	13.88
601	NASDAQ	ARCB	Tue, Sep 27, 1994	13.88	14.13	13.88	14.13
600	NASDAQ	ARCB	Mon, Sep 26, 1994	13.88	14.13	13.75	14.13
599	NASDAQ	ARCB	Fri, Sep 23, 1994	14.00	14.00	13.88	13.88
598	NASDAQ	ARCB	Thu, Sep 22, 1994	14.00	14.38	13.75	13.75
597	NASDAQ	ARCB	Wed, Sep 21, 1994	13.63	13.88	13.50	13.63
596	NASDAQ	ARCB	Tue, Sep 20, 1994	13.63	13.88	13.50	13.75
595	NASDAQ	ARCB	Mon, Sep 19, 1994	13.75	13.75	13.50	13.50
594	NASDAQ	ARCB	Fri, Sep 16, 1994	13.75	13.75	13.50	13.50
593	NASDAQ	ARCB	Thu, Sep 15, 1994	13.75	13.75	13.50	13.75
592	NASDAQ	ARCB	Wed, Sep 14, 1994	13.50	13.75	13.50	13.75
591	NASDAQ	ARCB	Tue, Sep 13, 1994	13.50	13.75	13.50	13.50
590	NASDAQ	ARCB	Mon, Sep 12, 1994	13.63	13.75	13.50	13.75
589	NASDAQ	ARCB	Fri, Sep 9, 1994	13.50	13.75	13.50	13.69
588	NASDAQ	ARCB	Thu, Sep 8, 1994	13.50	13.63	13.50	13.56
587	NASDAQ	ARCB	Wed, Sep 7, 1994	13.75	13.75	13.38	13.50
586	NASDAQ	ARCB	Tue, Sep 6, 1994	13.88	13.94	13.50	13.63
585	NASDAQ	ARCB	Fri, Sep 2, 1994	14.13	14.13	13.88	13.88
584	NASDAQ	ARCB	Thu, Sep 1, 1994	13.88	14.00	13.63	14.00
583	NASDAQ	ARCB	Wed, Aug 31, 1994	13.63	13.88	13.38	13.75
582	NASDAQ	ARCB	Tue, Aug 30, 1994	12.88	13.50	12.75	13.50
581	NASDAQ	ARCB	Mon, Aug 29, 1994	13.00	13.00	12.63	12.88
580	NASDAQ	ARCB	Fri, Aug 26, 1994	12.56	13.00	12.56	13.00
579	NASDAQ	ARCB	Thu, Aug 25, 1994	13.00	13.00	12.50	12.63
578	NASDAQ	ARCB	Wed, Aug 24, 1994	13.13	13.13	12.88	12.88
577	NASDAQ	ARCB	Tue, Aug 23, 1994	12.88	13.25	12.63	13.00
576	NASDAQ	ARCB	Mon, Aug 22, 1994	12.00	13.00	12.00	12.88
575	NASDAQ	ARCB	Fri, Aug 19, 1994	12.13	12.25	12.00	12.13
574	NASDAQ	ARCB	Thu, Aug 18, 1994	11.88	12.13	11.88	12.00
573	NASDAQ	ARCB	Wed, Aug 17, 1994	11.75	11.88	11.63	11.88
572	NASDAQ	ARCB	Tue, Aug 16, 1994	11.63	11.88	11.50	11.75
571	NASDAQ	ARCB	Mon, Aug 15, 1994	11.50	11.88	11.50	11.88
570	NASDAQ	ARCB	Fri, Aug 12, 1994	11.50	11.75	11.50	11.63
569	NASDAQ	ARCB	Thu, Aug 11, 1994	11.63	11.75	11.50	11.50
568	NASDAQ	ARCB	Wed, Aug 10, 1994	11.38	11.88	11.38	11.88
567	NASDAQ	ARCB	Tue, Aug 9, 1994	11.88	12.13	11.63	11.88
566	NASDAQ	ARCB	Mon, Aug 8, 1994	11.75	12.13	11.63	12.13
565	NASDAQ	ARCB	Fri, Aug 5, 1994	11.75	11.88	11.63	11.75
564	NASDAQ	ARCB	Thu, Aug 4, 1994	11.88	11.88	11.50	11.75
563	NASDAQ	ARCB	Wed, Aug 3, 1994	12.13	12.25	11.63	11.88
562	NASDAQ	ARCB	Tue, Aug 2, 1994	12.00	12.38	12.00	12.25
561	NASDAQ	ARCB	Mon, Aug 1, 1994	12.38	12.38	12.06	12.38
560	NASDAQ	ARCB	Fri, Jul 29, 1994	12.38	12.38	12.13	12.13
559	NASDAQ	ARCB	Thu, Jul 28, 1994	12.25	12.38	12.13	12.38
558	NASDAQ	ARCB	Wed, Jul 27, 1994	12.88	12.88	12.38	12.38
557	NASDAQ	ARCB	Tue, Jul 26, 1994	13.00	13.00	12.63	12.88
556	NASDAQ	ARCB	Mon, Jul 25, 1994	13.00	13.13	13.00	13.00
555	NASDAQ	ARCB	Fri, Jul 22, 1994	13.13	13.13	13.00	13.13
554	NASDAQ	ARCB	Thu, Jul 21, 1994	12.75	13.50	12.75	13.13
553	NASDAQ	ARCB	Wed, Jul 20, 1994	12.63	12.88	12.44	12.81
552	NASDAQ	ARCB	Tue, Jul 19, 1994	12.63	12.75	12.50	12.50
551	NASDAQ	ARCB	Mon, Jul 18, 1994	12.88	12.88	12.63	12.88
550	NASDAQ	ARCB	Fri, Jul 15, 1994	13.13	13.13	13.13	13.13
549	NASDAQ	ARCB	Thu, Jul 14, 1994	13.00	13.13	12.75	12.88
548	NASDAQ	ARCB	Wed, Jul 13, 1994	12.75	13.00	12.75	12.75
547	NASDAQ	ARCB	Tue, Jul 12, 1994	13.00	13.25	12.88	12.88
546	NASDAQ	ARCB	Mon, Jul 11, 1994	13.13	13.25	13.00	13.00
545	NASDAQ	ARCB	Fri, Jul 8, 1994	13.25	13.50	13.13	13.25
544	NASDAQ	ARCB	Thu, Jul 7, 1994	13.38	13.63	13.13	13.56
543	NASDAQ	ARCB	Wed, Jul 6, 1994	13.00	13.38	12.88	13.13
542	NASDAQ	ARCB	Tue, Jul 5, 1994	13.50	13.50	12.88	13.00
541	NASDAQ	ARCB	Fri, Jul 1, 1994	12.75	13.50	12.50	13.50
540	NASDAQ	ARCB	Thu, Jun 30, 1994	12.75	12.75	12.50	12.50
539	NASDAQ	ARCB	Wed, Jun 29, 1994	12.69	12.75	12.50	12.56
538	NASDAQ	ARCB	Tue, Jun 28, 1994	12.25	12.75	12.00	12.69
537	NASDAQ	ARCB	Mon, Jun 27, 1994	12.00	12.25	12.00	12.25
536	NASDAQ	ARCB	Fri, Jun 24, 1994	12.25	12.25	12.00	12.25
535	NASDAQ	ARCB	Thu, Jun 23, 1994	12.13	12.25	12.00	12.00
534	NASDAQ	ARCB	Wed, Jun 22, 1994	12.13	12.25	12.00	12.13
533	NASDAQ	ARCB	Tue, Jun 21, 1994	11.88	12.25	11.75	12.13
532	NASDAQ	ARCB	Mon, Jun 20, 1994	12.00	12.00	11.88	11.94
531	NASDAQ	ARCB	Fri, Jun 17, 1994	12.38	12.38	11.88	12.00
530	NASDAQ	ARCB	Thu, Jun 16, 1994	12.38	12.63	12.13	12.38
529	NASDAQ	ARCB	Wed, Jun 15, 1994	12.00	13.00	12.00	12.38
528	NASDAQ	ARCB	Tue, Jun 14, 1994	11.13	12.25	11.13	12.06
527	NASDAQ	ARCB	Mon, Jun 13, 1994	10.63	10.88	10.63	10.88
526	NASDAQ	ARCB	Fri, Jun 10, 1994	10.88	10.88	10.63	10.75
525	NASDAQ	ARCB	Thu, Jun 9, 1994	10.88	10.88	10.69	10.88
524	NASDAQ	ARCB	Wed, Jun 8, 1994	10.88	10.88	10.63	10.75
523	NASDAQ	ARCB	Tue, Jun 7, 1994	10.75	10.75	10.38	10.63
522	NASDAQ	ARCB	Mon, Jun 6, 1994	10.63	10.75	10.50	10.63
521	NASDAQ	ARCB	Fri, Jun 3, 1994	10.63	10.63	10.13	10.50
520	NASDAQ	ARCB	Thu, Jun 2, 1994	10.88	10.88	10.69	10.88
519	NASDAQ	ARCB	Wed, Jun 1, 1994	10.88	10.88	10.88	10.88
518	NASDAQ	ARCB	Tue, May 31, 1994	11.00	11.00	10.88	10.88
517	NASDAQ	ARCB	Fri, May 27, 1994	10.88	11.13	10.88	11.13
516	NASDAQ	ARCB	Thu, May 26, 1994	10.88	11.13	10.88	10.88
515	NASDAQ	ARCB	Wed, May 25, 1994	10.88	11.13	10.88	11.13
514	NASDAQ	ARCB	Tue, May 24, 1994	11.13	11.13	10.88	10.94
513	NASDAQ	ARCB	Mon, May 23, 1994	10.75	11.13	10.75	10.88
512	NASDAQ	ARCB	Fri, May 20, 1994	10.88	11.00	10.75	10.75
511	NASDAQ	ARCB	Thu, May 19, 1994	11.00	11.13	10.88	11.13
510	NASDAQ	ARCB	Wed, May 18, 1994	10.88	11.13	10.88	11.00
509	NASDAQ	ARCB	Tue, May 17, 1994	11.50	11.63	10.75	10.88
508	NASDAQ	ARCB	Mon, May 16, 1994	11.81	11.88	11.38	11.50
507	NASDAQ	ARCB	Fri, May 13, 1994	12.50	12.50	11.75	12.00
506	NASDAQ	ARCB	Thu, May 12, 1994	12.63	12.75	11.75	12.13
505	NASDAQ	ARCB	Wed, May 11, 1994	12.88	12.88	12.63	12.63
504	NASDAQ	ARCB	Tue, May 10, 1994	13.00	13.13	12.63	12.63
503	NASDAQ	ARCB	Mon, May 9, 1994	12.63	13.13	12.63	13.13
502	NASDAQ	ARCB	Fri, May 6, 1994	12.25	13.00	12.25	12.75
501	NASDAQ	ARCB	Thu, May 5, 1994	12.63	12.63	12.25	12.44
500	NASDAQ	ARCB	Wed, May 4, 1994	12.63	12.63	12.38	12.38
499	NASDAQ	ARCB	Tue, May 3, 1994	12.63	12.63	12.38	12.50
498	NASDAQ	ARCB	Mon, May 2, 1994	12.63	12.88	12.38	12.44
497	NASDAQ	ARCB	Fri, Apr 29, 1994	12.63	12.75	12.38	12.63
496	NASDAQ	ARCB	Thu, Apr 28, 1994	11.88	12.63	11.88	12.38
495	NASDAQ	ARCB	Tue, Apr 26, 1994	12.00	12.13	11.75	11.75
494	NASDAQ	ARCB	Mon, Apr 25, 1994	12.13	12.13	11.88	12.13
493	NASDAQ	ARCB	Fri, Apr 22, 1994	11.75	12.00	11.75	11.75
492	NASDAQ	ARCB	Thu, Apr 21, 1994	11.75	11.94	11.75	11.88
491	NASDAQ	ARCB	Wed, Apr 20, 1994	12.00	12.00	11.75	11.88
490	NASDAQ	ARCB	Tue, Apr 19, 1994	11.75	12.00	11.75	11.88
489	NASDAQ	ARCB	Mon, Apr 18, 1994	11.88	12.13	11.75	11.75
488	NASDAQ	ARCB	Fri, Apr 15, 1994	11.88	12.13	11.88	12.00
487	NASDAQ	ARCB	Thu, Apr 14, 1994	12.00	12.00	11.75	11.75
486	NASDAQ	ARCB	Wed, Apr 13, 1994	12.50	12.63	12.13	12.13
485	NASDAQ	ARCB	Tue, Apr 12, 1994	11.75	12.44	11.75	12.25
484	NASDAQ	ARCB	Mon, Apr 11, 1994	12.38	12.38	11.63	11.75
483	NASDAQ	ARCB	Fri, Apr 8, 1994	12.75	12.88	12.38	12.38
482	NASDAQ	ARCB	Thu, Apr 7, 1994	12.88	13.13	12.75	12.88
481	NASDAQ	ARCB	Wed, Apr 6, 1994	12.25	13.13	12.00	12.88
480	NASDAQ	ARCB	Tue, Apr 5, 1994	13.00	13.38	13.00	13.13
479	NASDAQ	ARCB	Mon, Apr 4, 1994	13.00	13.00	12.75	12.75
478	NASDAQ	ARCB	Thu, Mar 31, 1994	12.88	13.00	12.75	13.00
477	NASDAQ	ARCB	Wed, Mar 30, 1994	12.88	13.00	12.75	12.88
476	NASDAQ	ARCB	Tue, Mar 29, 1994	13.00	13.00	12.88	12.88
475	NASDAQ	ARCB	Mon, Mar 28, 1994	13.00	13.13	12.75	13.00
474	NASDAQ	ARCB	Fri, Mar 25, 1994	13.00	13.13	12.88	12.88
473	NASDAQ	ARCB	Thu, Mar 24, 1994	13.13	13.25	12.63	12.75
472	NASDAQ	ARCB	Wed, Mar 23, 1994	13.38	13.38	13.13	13.13
471	NASDAQ	ARCB	Tue, Mar 22, 1994	13.25	13.50	13.00	13.13
470	NASDAQ	ARCB	Mon, Mar 21, 1994	13.13	13.38	13.00	13.25
469	NASDAQ	ARCB	Fri, Mar 18, 1994	13.75	13.75	13.13	13.13
468	NASDAQ	ARCB	Thu, Mar 17, 1994	13.88	13.88	13.63	13.75
467	NASDAQ	ARCB	Wed, Mar 16, 1994	13.75	13.88	13.75	13.75
466	NASDAQ	ARCB	Tue, Mar 15, 1994	13.88	13.88	13.75	13.88
465	NASDAQ	ARCB	Mon, Mar 14, 1994	13.38	13.75	13.38	13.75
464	NASDAQ	ARCB	Fri, Mar 11, 1994	13.50	13.63	13.25	13.50
463	NASDAQ	ARCB	Thu, Mar 10, 1994	13.50	13.75	13.50	13.75
462	NASDAQ	ARCB	Wed, Mar 9, 1994	13.63	13.75	13.13	13.50
461	NASDAQ	ARCB	Tue, Mar 8, 1994	13.63	13.75	13.63	13.63
460	NASDAQ	ARCB	Mon, Mar 7, 1994	13.63	13.75	13.63	13.63
459	NASDAQ	ARCB	Fri, Mar 4, 1994	13.88	14.00	13.63	13.63
458	NASDAQ	ARCB	Thu, Mar 3, 1994	13.88	14.13	13.88	14.13
457	NASDAQ	ARCB	Wed, Mar 2, 1994	13.38	14.13	13.00	13.88
456	NASDAQ	ARCB	Tue, Mar 1, 1994	13.38	13.75	13.38	13.75
455	NASDAQ	ARCB	Mon, Feb 28, 1994	13.50	13.63	13.38	13.63
454	NASDAQ	ARCB	Fri, Feb 25, 1994	14.00	14.13	13.38	13.50
453	NASDAQ	ARCB	Thu, Feb 24, 1994	14.38	14.50	14.00	14.00
452	NASDAQ	ARCB	Wed, Feb 23, 1994	14.75	14.75	14.38	14.38
451	NASDAQ	ARCB	Tue, Feb 22, 1994	14.63	14.75	14.63	14.75
450	NASDAQ	ARCB	Fri, Feb 18, 1994	14.38	14.88	14.38	14.63
449	NASDAQ	ARCB	Thu, Feb 17, 1994	15.00	15.13	14.50	14.63
448	NASDAQ	ARCB	Wed, Feb 16, 1994	15.00	15.13	14.88	15.13
447	NASDAQ	ARCB	Tue, Feb 15, 1994	14.88	15.25	14.88	15.00
446	NASDAQ	ARCB	Mon, Feb 14, 1994	14.75	15.13	14.75	15.00
445	NASDAQ	ARCB	Fri, Feb 11, 1994	14.75	15.00	14.75	15.00
444	NASDAQ	ARCB	Thu, Feb 10, 1994	14.88	15.13	14.75	15.00
443	NASDAQ	ARCB	Wed, Feb 9, 1994	14.13	14.88	14.13	14.63
442	NASDAQ	ARCB	Tue, Feb 8, 1994	14.00	14.38	14.00	14.38
441	NASDAQ	ARCB	Mon, Feb 7, 1994	13.75	14.25	13.63	14.13
440	NASDAQ	ARCB	Fri, Feb 4, 1994	14.38	14.50	14.13	14.25
439	NASDAQ	ARCB	Thu, Feb 3, 1994	14.38	14.50	14.25	14.38
438	NASDAQ	ARCB	Wed, Feb 2, 1994	14.25	14.50	14.25	14.50
437	NASDAQ	ARCB	Tue, Feb 1, 1994	14.63	14.75	14.38	14.50
436	NASDAQ	ARCB	Mon, Jan 31, 1994	14.25	14.88	14.13	14.75
435	NASDAQ	ARCB	Fri, Jan 28, 1994	13.88	14.25	13.88	14.13
434	NASDAQ	ARCB	Thu, Jan 27, 1994	14.00	14.25	14.00	14.00
433	NASDAQ	ARCB	Wed, Jan 26, 1994	13.88	14.13	13.88	13.88
432	NASDAQ	ARCB	Tue, Jan 25, 1994	13.88	14.13	13.75	14.00
431	NASDAQ	ARCB	Mon, Jan 24, 1994	13.88	14.25	13.88	13.88
430	NASDAQ	ARCB	Fri, Jan 21, 1994	14.00	14.25	13.75	14.00
429	NASDAQ	ARCB	Thu, Jan 20, 1994	14.00	14.25	13.88	14.00
428	NASDAQ	ARCB	Wed, Jan 19, 1994	14.50	14.50	14.00	14.00
427	NASDAQ	ARCB	Tue, Jan 18, 1994	13.88	14.50	13.88	14.38
426	NASDAQ	ARCB	Mon, Jan 17, 1994	13.88	14.00	13.88	13.88
425	NASDAQ	ARCB	Fri, Jan 14, 1994	14.00	14.13	13.75	13.88
424	NASDAQ	ARCB	Thu, Jan 13, 1994	14.13	14.38	14.00	14.38
423	NASDAQ	ARCB	Wed, Jan 12, 1994	14.63	14.75	13.88	14.25
422	NASDAQ	ARCB	Tue, Jan 11, 1994	15.00	15.25	14.88	15.00
421	NASDAQ	ARCB	Mon, Jan 10, 1994	14.38	15.00	14.25	15.00
420	NASDAQ	ARCB	Fri, Jan 7, 1994	14.38	14.63	14.38	14.38
419	NASDAQ	ARCB	Thu, Jan 6, 1994	14.25	14.50	14.13	14.38
418	NASDAQ	ARCB	Wed, Jan 5, 1994	13.88	14.25	13.88	14.13
417	NASDAQ	ARCB	Tue, Jan 4, 1994	14.88	15.00	13.50	13.88
416	NASDAQ	ARCB	Mon, Jan 3, 1994	15.75	15.75	15.00	15.00
415	NASDAQ	ARCB	Fri, Dec 31, 1993	15.38	15.75	15.38	15.63
414	NASDAQ	ARCB	Thu, Dec 30, 1993	15.13	15.25	15.13	15.25
413	NASDAQ	ARCB	Wed, Dec 29, 1993	15.50	15.50	15.13	15.25
412	NASDAQ	ARCB	Tue, Dec 28, 1993	15.13	15.50	15.13	15.50
411	NASDAQ	ARCB	Mon, Dec 27, 1993	14.75	15.13	14.75	15.00
410	NASDAQ	ARCB	Thu, Dec 23, 1993	14.50	15.00	14.50	14.88
409	NASDAQ	ARCB	Wed, Dec 22, 1993	14.38	14.63	14.25	14.50
408	NASDAQ	ARCB	Tue, Dec 21, 1993	13.88	14.50	13.88	14.50
407	NASDAQ	ARCB	Mon, Dec 20, 1993	14.00	14.13	13.88	14.00
406	NASDAQ	ARCB	Fri, Dec 17, 1993	14.00	14.13	13.75	14.13
405	NASDAQ	ARCB	Thu, Dec 16, 1993	14.00	14.00	13.75	14.00
404	NASDAQ	ARCB	Wed, Dec 15, 1993	13.50	14.00	13.50	14.00
403	NASDAQ	ARCB	Tue, Dec 14, 1993	14.00	14.00	13.50	13.50
402	NASDAQ	ARCB	Mon, Dec 13, 1993	14.13	14.13	13.88	13.88
401	NASDAQ	ARCB	Fri, Dec 10, 1993	14.00	14.25	13.75	13.88
400	NASDAQ	ARCB	Thu, Dec 9, 1993	14.00	14.00	13.75	14.00
399	NASDAQ	ARCB	Wed, Dec 8, 1993	14.13	14.13	13.88	14.13
398	NASDAQ	ARCB	Tue, Dec 7, 1993	14.13	14.25	13.88	14.13
397	NASDAQ	ARCB	Mon, Dec 6, 1993	14.00	14.25	13.75	14.13
396	NASDAQ	ARCB	Fri, Dec 3, 1993	13.63	14.00	13.63	13.88
395	NASDAQ	ARCB	Thu, Dec 2, 1993	14.25	14.38	13.63	13.88
394	NASDAQ	ARCB	Wed, Dec 1, 1993	13.63	14.25	13.38	14.25
393	NASDAQ	ARCB	Tue, Nov 30, 1993	13.00	13.63	13.00	13.38
392	NASDAQ	ARCB	Mon, Nov 29, 1993	12.75	13.25	12.75	12.88
391	NASDAQ	ARCB	Fri, Nov 26, 1993	12.88	12.88	12.63	12.88
390	NASDAQ	ARCB	Wed, Nov 24, 1993	12.50	12.88	12.50	12.75
389	NASDAQ	ARCB	Tue, Nov 23, 1993	12.13	12.75	12.13	12.63
388	NASDAQ	ARCB	Mon, Nov 22, 1993	12.38	12.38	12.00	12.13
387	NASDAQ	ARCB	Fri, Nov 19, 1993	12.25	12.50	12.25	12.50
386	NASDAQ	ARCB	Thu, Nov 18, 1993	12.38	12.50	12.25	12.50
385	NASDAQ	ARCB	Wed, Nov 17, 1993	12.63	12.63	12.38	12.38
384	NASDAQ	ARCB	Tue, Nov 16, 1993	12.75	12.75	12.50	12.63
383	NASDAQ	ARCB	Mon, Nov 15, 1993	12.88	12.88	12.50	12.50
382	NASDAQ	ARCB	Fri, Nov 12, 1993	12.63	13.00	12.63	12.88
381	NASDAQ	ARCB	Thu, Nov 11, 1993	13.00	13.00	12.75	12.88
380	NASDAQ	ARCB	Wed, Nov 10, 1993	12.75	13.00	12.63	12.88
379	NASDAQ	ARCB	Tue, Nov 9, 1993	12.63	12.75	12.50	12.75
378	NASDAQ	ARCB	Mon, Nov 8, 1993	12.50	12.63	12.25	12.63
377	NASDAQ	ARCB	Fri, Nov 5, 1993	12.00	12.38	11.75	12.38
376	NASDAQ	ARCB	Thu, Nov 4, 1993	12.63	12.63	11.88	12.00
375	NASDAQ	ARCB	Wed, Nov 3, 1993	13.00	13.13	12.50	12.63
374	NASDAQ	ARCB	Tue, Nov 2, 1993	12.88	13.00	12.75	13.00
373	NASDAQ	ARCB	Mon, Nov 1, 1993	12.75	12.88	12.63	12.88
372	NASDAQ	ARCB	Fri, Oct 29, 1993	12.63	12.75	12.50	12.75
371	NASDAQ	ARCB	Thu, Oct 28, 1993	12.38	12.63	12.38	12.63
370	NASDAQ	ARCB	Wed, Oct 27, 1993	12.50	12.63	12.38	12.38
369	NASDAQ	ARCB	Tue, Oct 26, 1993	12.38	12.75	12.00	12.50
368	NASDAQ	ARCB	Mon, Oct 25, 1993	12.00	12.38	12.00	12.38
367	NASDAQ	ARCB	Fri, Oct 22, 1993	12.38	12.38	12.00	12.13
366	NASDAQ	ARCB	Thu, Oct 21, 1993	12.63	12.63	12.13	12.13
365	NASDAQ	ARCB	Wed, Oct 20, 1993	12.63	12.63	12.25	12.38
364	NASDAQ	ARCB	Tue, Oct 19, 1993	12.00	12.88	12.00	12.50
363	NASDAQ	ARCB	Mon, Oct 18, 1993	11.63	11.63	11.25	11.50
362	NASDAQ	ARCB	Fri, Oct 15, 1993	11.50	11.75	11.50	11.63
361	NASDAQ	ARCB	Thu, Oct 14, 1993	11.50	11.75	11.50	11.75
360	NASDAQ	ARCB	Wed, Oct 13, 1993	11.25	11.63	11.25	11.38
359	NASDAQ	ARCB	Tue, Oct 12, 1993	11.38	11.50	11.25	11.38
358	NASDAQ	ARCB	Mon, Oct 11, 1993	11.50	11.50	11.13	11.38
357	NASDAQ	ARCB	Fri, Oct 8, 1993	11.13	11.50	11.13	11.50
356	NASDAQ	ARCB	Thu, Oct 7, 1993	11.75	11.75	11.13	11.13
355	NASDAQ	ARCB	Wed, Oct 6, 1993	11.63	11.75	11.50	11.50
354	NASDAQ	ARCB	Tue, Oct 5, 1993	11.25	11.75	11.25	11.50
353	NASDAQ	ARCB	Mon, Oct 4, 1993	11.38	11.50	11.25	11.50
352	NASDAQ	ARCB	Fri, Oct 1, 1993	11.25	11.25	11.25	11.25
351	NASDAQ	ARCB	Thu, Sep 30, 1993	11.00	11.00	10.75	11.00
350	NASDAQ	ARCB	Wed, Sep 29, 1993	10.88	11.00	10.63	11.00
349	NASDAQ	ARCB	Tue, Sep 28, 1993	10.63	10.88	10.38	10.88
348	NASDAQ	ARCB	Mon, Sep 27, 1993	11.13	11.13	10.25	10.50
347	NASDAQ	ARCB	Fri, Sep 24, 1993	11.13	11.38	10.88	11.13
346	NASDAQ	ARCB	Thu, Sep 23, 1993	11.38	11.38	11.13	11.38
345	NASDAQ	ARCB	Wed, Sep 22, 1993	11.25	11.50	11.25	11.25
344	NASDAQ	ARCB	Tue, Sep 21, 1993	11.50	11.63	11.13	11.50
343	NASDAQ	ARCB	Mon, Sep 20, 1993	11.13	11.38	11.00	11.25
342	NASDAQ	ARCB	Fri, Sep 17, 1993	11.00	11.13	10.75	11.00
341	NASDAQ	ARCB	Thu, Sep 16, 1993	10.75	11.13	10.75	10.75
340	NASDAQ	ARCB	Wed, Sep 15, 1993	10.00	10.25	9.88	10.25
339	NASDAQ	ARCB	Tue, Sep 14, 1993	10.25	10.50	10.25	10.25
338	NASDAQ	ARCB	Mon, Sep 13, 1993	10.38	10.75	10.38	10.38
337	NASDAQ	ARCB	Fri, Sep 10, 1993	10.63	11.13	10.38	10.38
336	NASDAQ	ARCB	Thu, Sep 9, 1993	10.00	10.50	9.88	10.50
335	NASDAQ	ARCB	Wed, Sep 8, 1993	8.63	8.88	8.63	8.63
334	NASDAQ	ARCB	Tue, Sep 7, 1993	8.75	8.75	8.63	8.63
333	NASDAQ	ARCB	Fri, Sep 3, 1993	9.00	9.00	8.50	8.75
332	NASDAQ	ARCB	Thu, Sep 2, 1993	9.00	9.00	8.75	8.75
331	NASDAQ	ARCB	Wed, Sep 1, 1993	9.38	9.38	8.75	8.88
330	NASDAQ	ARCB	Tue, Aug 31, 1993	9.50	9.50	9.25	9.25
329	NASDAQ	ARCB	Mon, Aug 30, 1993	9.63	9.63	9.25	9.38
328	NASDAQ	ARCB	Fri, Aug 27, 1993	9.38	9.63	9.38	9.63
327	NASDAQ	ARCB	Thu, Aug 26, 1993	9.75	9.75	9.38	9.63
326	NASDAQ	ARCB	Wed, Aug 25, 1993	9.63	9.88	9.38	9.38
325	NASDAQ	ARCB	Tue, Aug 24, 1993	9.63	10.00	9.63	9.63
324	NASDAQ	ARCB	Mon, Aug 23, 1993	10.13	10.13	9.75	9.88
323	NASDAQ	ARCB	Fri, Aug 20, 1993	10.00	10.13	9.88	10.00
322	NASDAQ	ARCB	Thu, Aug 19, 1993	9.88	10.13	9.75	10.00
321	NASDAQ	ARCB	Wed, Aug 18, 1993	9.63	9.88	9.50	9.88
320	NASDAQ	ARCB	Tue, Aug 17, 1993	9.13	9.63	9.00	9.63
319	NASDAQ	ARCB	Mon, Aug 16, 1993	9.38	9.38	9.00	9.25
318	NASDAQ	ARCB	Fri, Aug 13, 1993	8.88	9.38	8.63	9.25
317	NASDAQ	ARCB	Thu, Aug 12, 1993	8.75	8.88	8.63	8.75
316	NASDAQ	ARCB	Wed, Aug 11, 1993	8.63	8.88	8.63	8.63
315	NASDAQ	ARCB	Tue, Aug 10, 1993	8.75	8.88	8.63	8.75
314	NASDAQ	ARCB	Mon, Aug 9, 1993	8.75	8.88	8.75	8.75
313	NASDAQ	ARCB	Fri, Aug 6, 1993	8.75	8.88	8.75	8.75
312	NASDAQ	ARCB	Thu, Aug 5, 1993	8.75	8.88	8.75	8.75
311	NASDAQ	ARCB	Wed, Aug 4, 1993	8.88	8.88	8.75	8.75
310	NASDAQ	ARCB	Tue, Aug 3, 1993	8.63	9.00	8.63	8.88
309	NASDAQ	ARCB	Mon, Aug 2, 1993	8.50	8.75	8.50	8.75
308	NASDAQ	ARCB	Fri, Jul 30, 1993	8.50	8.75	8.50	8.75
307	NASDAQ	ARCB	Thu, Jul 29, 1993	8.50	8.75	8.50	8.50
306	NASDAQ	ARCB	Wed, Jul 28, 1993	8.50	8.63	8.50	8.63
305	NASDAQ	ARCB	Tue, Jul 27, 1993	8.63	8.75	8.50	8.50
304	NASDAQ	ARCB	Mon, Jul 26, 1993	8.50	8.63	8.50	8.63
303	NASDAQ	ARCB	Fri, Jul 23, 1993	8.50	8.75	8.50	8.50
302	NASDAQ	ARCB	Thu, Jul 22, 1993	8.50	8.75	8.50	8.63
301	NASDAQ	ARCB	Wed, Jul 21, 1993	8.75	8.75	8.38	8.75
300	NASDAQ	ARCB	Tue, Jul 20, 1993	9.00	9.00	8.75	8.88
299	NASDAQ	ARCB	Mon, Jul 19, 1993	9.00	9.13	8.75	9.00
298	NASDAQ	ARCB	Fri, Jul 16, 1993	9.13	9.13	8.88	9.13
297	NASDAQ	ARCB	Thu, Jul 15, 1993	8.88	9.13	8.88	9.13
296	NASDAQ	ARCB	Wed, Jul 14, 1993	9.13	9.13	8.88	9.13
295	NASDAQ	ARCB	Tue, Jul 13, 1993	8.75	9.13	8.75	9.00
294	NASDAQ	ARCB	Mon, Jul 12, 1993	8.75	9.00	8.75	9.00
293	NASDAQ	ARCB	Fri, Jul 9, 1993	8.75	9.13	8.75	8.75
292	NASDAQ	ARCB	Thu, Jul 8, 1993	9.00	9.00	8.75	8.88
291	NASDAQ	ARCB	Wed, Jul 7, 1993	8.88	8.88	8.75	8.88
290	NASDAQ	ARCB	Tue, Jul 6, 1993	8.75	9.00	8.75	9.00
289	NASDAQ	ARCB	Fri, Jul 2, 1993	9.00	9.00	8.75	9.00
288	NASDAQ	ARCB	Thu, Jul 1, 1993	9.00	9.00	8.75	8.88
287	NASDAQ	ARCB	Wed, Jun 30, 1993	9.00	9.00	8.75	8.75
286	NASDAQ	ARCB	Tue, Jun 29, 1993	9.00	9.00	8.63	9.00
285	NASDAQ	ARCB	Mon, Jun 28, 1993	8.63	8.75	8.38	8.75
284	NASDAQ	ARCB	Fri, Jun 25, 1993	8.38	8.50	8.25	8.50
283	NASDAQ	ARCB	Thu, Jun 24, 1993	8.50	8.50	8.38	8.38
282	NASDAQ	ARCB	Wed, Jun 23, 1993	8.50	8.50	8.13	8.38
281	NASDAQ	ARCB	Tue, Jun 22, 1993	8.38	8.63	8.38	8.50
280	NASDAQ	ARCB	Mon, Jun 21, 1993	8.63	8.63	8.38	8.63
279	NASDAQ	ARCB	Fri, Jun 18, 1993	8.50	8.63	8.38	8.63
278	NASDAQ	ARCB	Thu, Jun 17, 1993	8.38	8.63	8.38	8.63
277	NASDAQ	ARCB	Wed, Jun 16, 1993	8.63	8.88	8.38	8.50
276	NASDAQ	ARCB	Tue, Jun 15, 1993	9.00	9.00	8.63	8.75
275	NASDAQ	ARCB	Mon, Jun 14, 1993	9.13	9.13	8.88	9.00
274	NASDAQ	ARCB	Fri, Jun 11, 1993	9.00	9.13	8.75	9.00
273	NASDAQ	ARCB	Thu, Jun 10, 1993	8.63	9.00	8.63	8.88
272	NASDAQ	ARCB	Wed, Jun 9, 1993	8.75	8.88	8.50	8.75
271	NASDAQ	ARCB	Tue, Jun 8, 1993	8.75	8.75	8.38	8.63
270	NASDAQ	ARCB	Mon, Jun 7, 1993	8.75	8.75	8.50	8.63
269	NASDAQ	ARCB	Fri, Jun 4, 1993	9.00	9.00	8.50	8.63
268	NASDAQ	ARCB	Thu, Jun 3, 1993	9.00	9.25	8.75	8.88
267	NASDAQ	ARCB	Wed, Jun 2, 1993	9.38	9.38	9.00	9.25
266	NASDAQ	ARCB	Tue, Jun 1, 1993	9.13	9.38	9.13	9.25
265	NASDAQ	ARCB	Fri, May 28, 1993	9.38	9.38	9.00	9.13
264	NASDAQ	ARCB	Thu, May 27, 1993	9.38	9.50	9.25	9.25
263	NASDAQ	ARCB	Wed, May 26, 1993	9.50	9.50	9.25	9.25
262	NASDAQ	ARCB	Tue, May 25, 1993	9.50	9.50	9.25	9.38
261	NASDAQ	ARCB	Mon, May 24, 1993	9.25	9.50	9.13	9.38
260	NASDAQ	ARCB	Fri, May 21, 1993	9.50	9.50	9.25	9.38
259	NASDAQ	ARCB	Thu, May 20, 1993	9.50	9.50	9.25	9.38
258	NASDAQ	ARCB	Wed, May 19, 1993	9.50	9.50	9.25	9.38
257	NASDAQ	ARCB	Tue, May 18, 1993	9.63	9.63	9.38	9.50
256	NASDAQ	ARCB	Mon, May 17, 1993	9.63	9.63	9.38	9.63
255	NASDAQ	ARCB	Fri, May 14, 1993	9.75	9.88	9.50	9.50
254	NASDAQ	ARCB	Thu, May 13, 1993	10.00	10.13	9.63	9.63
253	NASDAQ	ARCB	Wed, May 12, 1993	10.50	10.50	10.00	10.13
252	NASDAQ	ARCB	Tue, May 11, 1993	10.38	10.50	10.13	10.25
251	NASDAQ	ARCB	Mon, May 10, 1993	10.50	10.50	10.00	10.25
250	NASDAQ	ARCB	Fri, May 7, 1993	9.63	10.25	9.63	10.25
249	NASDAQ	ARCB	Thu, May 6, 1993	9.38	9.63	9.25	9.63
248	NASDAQ	ARCB	Wed, May 5, 1993	9.25	9.50	9.25	9.38
247	NASDAQ	ARCB	Tue, May 4, 1993	9.63	9.63	9.25	9.38
246	NASDAQ	ARCB	Mon, May 3, 1993	9.63	9.63	9.38	9.50
245	NASDAQ	ARCB	Fri, Apr 30, 1993	9.50	9.63	9.50	9.63
244	NASDAQ	ARCB	Thu, Apr 29, 1993	9.63	9.63	9.38	9.63
243	NASDAQ	ARCB	Wed, Apr 28, 1993	9.63	9.63	9.38	9.63
242	NASDAQ	ARCB	Tue, Apr 27, 1993	9.75	10.00	9.38	9.63
241	NASDAQ	ARCB	Mon, Apr 26, 1993	10.38	10.38	9.75	9.75
240	NASDAQ	ARCB	Fri, Apr 23, 1993	10.38	10.38	10.13	10.38
239	NASDAQ	ARCB	Thu, Apr 22, 1993	10.25	10.38	9.88	10.25
238	NASDAQ	ARCB	Wed, Apr 21, 1993	10.13	10.25	10.00	10.13
237	NASDAQ	ARCB	Tue, Apr 20, 1993	10.13	10.50	9.63	10.25
236	NASDAQ	ARCB	Mon, Apr 19, 1993	11.75	11.75	11.00	11.13
235	NASDAQ	ARCB	Fri, Apr 16, 1993	11.88	12.00	11.63	11.63
234	NASDAQ	ARCB	Thu, Apr 15, 1993	11.75	12.00	11.75	12.00
233	NASDAQ	ARCB	Wed, Apr 14, 1993	12.38	12.50	11.75	11.75
232	NASDAQ	ARCB	Tue, Apr 13, 1993	12.63	12.75	12.38	12.38
231	NASDAQ	ARCB	Mon, Apr 12, 1993	12.25	12.63	12.25	12.50
230	NASDAQ	ARCB	Thu, Apr 8, 1993	12.88	12.88	12.25	12.50
229	NASDAQ	ARCB	Wed, Apr 7, 1993	12.88	12.88	12.50	12.75
228	NASDAQ	ARCB	Tue, Apr 6, 1993	12.50	13.00	12.50	13.00
227	NASDAQ	ARCB	Mon, Apr 5, 1993	11.88	12.63	11.88	12.50
226	NASDAQ	ARCB	Fri, Apr 2, 1993	12.75	12.75	11.75	12.00
225	NASDAQ	ARCB	Thu, Apr 1, 1993	13.13	13.13	12.75	12.75
224	NASDAQ	ARCB	Wed, Mar 31, 1993	12.75	13.13	12.75	12.88
223	NASDAQ	ARCB	Tue, Mar 30, 1993	13.13	13.13	12.88	12.88
222	NASDAQ	ARCB	Mon, Mar 29, 1993	12.88	13.25	12.88	13.13
221	NASDAQ	ARCB	Fri, Mar 26, 1993	13.00	13.25	13.00	13.00
220	NASDAQ	ARCB	Thu, Mar 25, 1993	13.00	13.13	12.88	13.13
219	NASDAQ	ARCB	Wed, Mar 24, 1993	13.75	13.75	13.25	13.50
218	NASDAQ	ARCB	Tue, Mar 23, 1993	13.88	13.88	13.50	13.50
217	NASDAQ	ARCB	Mon, Mar 22, 1993	13.75	14.00	13.75	13.75
216	NASDAQ	ARCB	Fri, Mar 19, 1993	13.88	14.00	13.75	13.75
215	NASDAQ	ARCB	Thu, Mar 18, 1993	14.25	14.25	13.88	14.00
214	NASDAQ	ARCB	Wed, Mar 17, 1993	13.75	14.00	13.63	14.00
213	NASDAQ	ARCB	Tue, Mar 16, 1993	13.50	13.75	13.50	13.75
212	NASDAQ	ARCB	Mon, Mar 15, 1993	13.00	13.75	13.00	13.75
211	NASDAQ	ARCB	Fri, Mar 12, 1993	12.50	13.00	12.50	13.00
210	NASDAQ	ARCB	Thu, Mar 11, 1993	12.75	12.75	12.50	12.50
209	NASDAQ	ARCB	Wed, Mar 10, 1993	12.13	12.50	12.13	12.38
208	NASDAQ	ARCB	Tue, Mar 9, 1993	12.25	12.50	12.13	12.13
207	NASDAQ	ARCB	Mon, Mar 8, 1993	12.63	12.63	12.13	12.38
206	NASDAQ	ARCB	Fri, Mar 5, 1993	12.88	13.00	12.25	12.38
205	NASDAQ	ARCB	Thu, Mar 4, 1993	13.25	13.25	12.25	12.88
204	NASDAQ	ARCB	Wed, Mar 3, 1993	13.75	13.75	13.38	13.50
203	NASDAQ	ARCB	Tue, Mar 2, 1993	13.88	14.00	13.50	13.75
202	NASDAQ	ARCB	Mon, Mar 1, 1993	14.00	14.25	13.63	14.13
201	NASDAQ	ARCB	Fri, Feb 26, 1993	14.25	14.38	14.00	14.13
200	NASDAQ	ARCB	Thu, Feb 25, 1993	13.50	14.25	13.50	14.25
199	NASDAQ	ARCB	Wed, Feb 24, 1993	13.38	13.63	13.38	13.63
198	NASDAQ	ARCB	Tue, Feb 23, 1993	13.75	14.00	13.38	13.38
197	NASDAQ	ARCB	Mon, Feb 22, 1993	14.88	14.88	13.88	14.00
196	NASDAQ	ARCB	Fri, Feb 19, 1993	14.50	14.88	14.50	14.88
195	NASDAQ	ARCB	Thu, Feb 18, 1993	14.63	14.63	14.50	14.50
194	NASDAQ	ARCB	Wed, Feb 17, 1993	14.75	15.00	14.50	14.75
193	NASDAQ	ARCB	Tue, Feb 16, 1993	15.50	15.50	14.75	14.88
192	NASDAQ	ARCB	Fri, Feb 12, 1993	15.13	15.50	15.13	15.50
191	NASDAQ	ARCB	Thu, Feb 11, 1993	15.63	15.63	15.13	15.25
190	NASDAQ	ARCB	Wed, Feb 10, 1993	15.50	15.63	15.38	15.63
189	NASDAQ	ARCB	Tue, Feb 9, 1993	15.88	15.88	15.38	15.38
188	NASDAQ	ARCB	Mon, Feb 8, 1993	15.75	15.88	15.50	15.50
187	NASDAQ	ARCB	Fri, Feb 5, 1993	16.00	16.25	15.50	15.75
186	NASDAQ	ARCB	Thu, Feb 4, 1993	16.25	16.38	16.00	16.00
185	NASDAQ	ARCB	Wed, Feb 3, 1993	15.88	16.25	15.88	16.13
184	NASDAQ	ARCB	Tue, Feb 2, 1993	16.00	16.13	15.88	16.00
183	NASDAQ	ARCB	Mon, Feb 1, 1993	15.63	16.00	15.50	16.00
182	NASDAQ	ARCB	Fri, Jan 29, 1993	15.88	15.88	15.50	15.63
181	NASDAQ	ARCB	Thu, Jan 28, 1993	15.50	15.63	15.00	15.63
180	NASDAQ	ARCB	Wed, Jan 27, 1993	16.38	16.38	15.75	15.75
179	NASDAQ	ARCB	Tue, Jan 26, 1993	16.50	16.50	16.13	16.13
178	NASDAQ	ARCB	Mon, Jan 25, 1993	17.00	17.00	16.38	16.63
177	NASDAQ	ARCB	Fri, Jan 22, 1993	16.50	16.75	16.25	16.75
176	NASDAQ	ARCB	Thu, Jan 21, 1993	15.63	16.50	15.63	16.50
175	NASDAQ	ARCB	Wed, Jan 20, 1993	15.75	15.75	15.50	15.63
174	NASDAQ	ARCB	Tue, Jan 19, 1993	16.00	16.00	15.50	15.50
173	NASDAQ	ARCB	Mon, Jan 18, 1993	16.13	16.25	15.75	15.75
172	NASDAQ	ARCB	Fri, Jan 15, 1993	16.25	16.38	16.00	16.25
171	NASDAQ	ARCB	Thu, Jan 14, 1993	15.25	16.25	15.25	16.25
170	NASDAQ	ARCB	Wed, Jan 13, 1993	15.13	15.13	14.63	15.00
169	NASDAQ	ARCB	Tue, Jan 12, 1993	15.00	15.00	14.88	14.88
168	NASDAQ	ARCB	Mon, Jan 11, 1993	14.88	15.00	14.63	15.00
167	NASDAQ	ARCB	Fri, Jan 8, 1993	14.88	15.00	14.63	14.75
166	NASDAQ	ARCB	Thu, Jan 7, 1993	15.00	15.00	14.88	15.00
165	NASDAQ	ARCB	Wed, Jan 6, 1993	15.13	15.38	14.88	14.88
164	NASDAQ	ARCB	Tue, Jan 5, 1993	15.25	15.38	15.13	15.25
163	NASDAQ	ARCB	Mon, Jan 4, 1993	14.88	15.25	14.88	15.00
162	NASDAQ	ARCB	Thu, Dec 31, 1992	15.00	15.13	14.75	15.13
161	NASDAQ	ARCB	Wed, Dec 30, 1992	15.00	15.13	14.88	14.88
160	NASDAQ	ARCB	Tue, Dec 29, 1992	14.88	15.00	14.63	15.00
159	NASDAQ	ARCB	Mon, Dec 28, 1992	14.63	14.88	14.63	14.63
158	NASDAQ	ARCB	Thu, Dec 24, 1992	14.63	14.63	14.63	14.63
157	NASDAQ	ARCB	Wed, Dec 23, 1992	14.63	14.63	14.38	14.63
156	NASDAQ	ARCB	Tue, Dec 22, 1992	14.75	14.75	14.50	14.63
155	NASDAQ	ARCB	Mon, Dec 21, 1992	14.75	14.75	14.63	14.63
154	NASDAQ	ARCB	Fri, Dec 18, 1992	14.75	14.75	14.63	14.63
153	NASDAQ	ARCB	Thu, Dec 17, 1992	14.50	14.75	14.50	14.75
152	NASDAQ	ARCB	Wed, Dec 16, 1992	14.75	14.75	14.50	14.63
151	NASDAQ	ARCB	Tue, Dec 15, 1992	15.00	15.00	14.50	14.63
150	NASDAQ	ARCB	Mon, Dec 14, 1992	15.25	15.25	14.75	14.88
149	NASDAQ	ARCB	Fri, Dec 11, 1992	15.75	15.75	14.88	14.88
148	NASDAQ	ARCB	Thu, Dec 10, 1992	15.75	15.75	15.38	15.63
147	NASDAQ	ARCB	Wed, Dec 9, 1992	15.63	15.88	15.38	15.38
146	NASDAQ	ARCB	Tue, Dec 8, 1992	15.50	15.88	15.50	15.88
145	NASDAQ	ARCB	Mon, Dec 7, 1992	15.63	15.88	15.50	15.63
144	NASDAQ	ARCB	Fri, Dec 4, 1992	15.63	15.88	15.63	15.88
143	NASDAQ	ARCB	Thu, Dec 3, 1992	15.75	16.38	15.63	15.88
142	NASDAQ	ARCB	Wed, Dec 2, 1992	16.00	16.38	15.63	16.00
141	NASDAQ	ARCB	Tue, Dec 1, 1992	17.00	17.13	16.63	17.00
140	NASDAQ	ARCB	Mon, Nov 30, 1992	16.63	16.75	16.50	16.50
139	NASDAQ	ARCB	Fri, Nov 27, 1992	16.13	16.63	16.00	16.50
138	NASDAQ	ARCB	Wed, Nov 25, 1992	15.63	16.25	15.63	16.00
137	NASDAQ	ARCB	Tue, Nov 24, 1992	15.25	15.88	15.00	15.38
136	NASDAQ	ARCB	Mon, Nov 23, 1992	15.13	15.38	14.88	15.13
135	NASDAQ	ARCB	Fri, Nov 20, 1992	14.88	15.13	14.75	15.00
134	NASDAQ	ARCB	Thu, Nov 19, 1992	14.88	15.00	14.63	14.63
133	NASDAQ	ARCB	Wed, Nov 18, 1992	14.50	14.88	14.50	14.75
132	NASDAQ	ARCB	Tue, Nov 17, 1992	14.75	14.75	14.25	14.75
131	NASDAQ	ARCB	Mon, Nov 16, 1992	15.13	15.25	14.50	14.50
130	NASDAQ	ARCB	Fri, Nov 13, 1992	14.13	15.38	14.00	15.13
129	NASDAQ	ARCB	Thu, Nov 12, 1992	14.00	14.25	13.75	14.00
128	NASDAQ	ARCB	Wed, Nov 11, 1992	13.50	14.00	13.38	13.88
127	NASDAQ	ARCB	Tue, Nov 10, 1992	13.38	13.63	13.13	13.63
126	NASDAQ	ARCB	Mon, Nov 9, 1992	13.63	13.63	13.00	13.38
125	NASDAQ	ARCB	Fri, Nov 6, 1992	13.88	14.00	13.50	13.50
124	NASDAQ	ARCB	Thu, Nov 5, 1992	13.63	13.88	13.63	13.88
123	NASDAQ	ARCB	Wed, Nov 4, 1992	13.75	13.88	13.50	13.88
122	NASDAQ	ARCB	Tue, Nov 3, 1992	13.63	14.00	13.50	13.63
121	NASDAQ	ARCB	Mon, Nov 2, 1992	13.13	13.63	13.00	13.63
120	NASDAQ	ARCB	Fri, Oct 30, 1992	13.00	13.13	12.75	12.75
119	NASDAQ	ARCB	Thu, Oct 29, 1992	12.88	13.00	12.75	12.88
118	NASDAQ	ARCB	Wed, Oct 28, 1992	13.00	13.00	12.50	12.75
117	NASDAQ	ARCB	Tue, Oct 27, 1992	13.13	13.25	13.00	13.25
116	NASDAQ	ARCB	Mon, Oct 26, 1992	13.00	13.38	13.00	13.38
115	NASDAQ	ARCB	Fri, Oct 23, 1992	12.75	13.25	12.38	13.13
114	NASDAQ	ARCB	Thu, Oct 22, 1992	12.25	12.63	12.25	12.38
113	NASDAQ	ARCB	Wed, Oct 21, 1992	11.50	12.00	11.13	11.88
112	NASDAQ	ARCB	Tue, Oct 20, 1992	10.63	11.38	10.63	11.13
111	NASDAQ	ARCB	Mon, Oct 19, 1992	10.88	10.88	10.50	10.50
110	NASDAQ	ARCB	Fri, Oct 16, 1992	10.88	11.25	10.75	10.88
109	NASDAQ	ARCB	Thu, Oct 15, 1992	10.50	10.75	10.50	10.75
108	NASDAQ	ARCB	Wed, Oct 14, 1992	10.38	10.75	10.38	10.50
107	NASDAQ	ARCB	Tue, Oct 13, 1992	10.75	10.75	10.25	10.50
106	NASDAQ	ARCB	Mon, Oct 12, 1992	10.50	10.75	10.50	10.75
105	NASDAQ	ARCB	Fri, Oct 9, 1992	10.75	10.75	10.63	10.63
104	NASDAQ	ARCB	Thu, Oct 8, 1992	10.75	10.75	10.63	10.75
103	NASDAQ	ARCB	Wed, Oct 7, 1992	10.88	10.88	10.63	10.63
102	NASDAQ	ARCB	Tue, Oct 6, 1992	10.63	10.75	10.63	10.63
101	NASDAQ	ARCB	Mon, Oct 5, 1992	10.88	10.88	10.63	10.88
100	NASDAQ	ARCB	Fri, Oct 2, 1992	10.88	11.00	10.88	11.00
99	NASDAQ	ARCB	Thu, Oct 1, 1992	11.13	11.13	10.75	10.88
98	NASDAQ	ARCB	Wed, Sep 30, 1992	11.38	11.38	10.88	11.13
97	NASDAQ	ARCB	Tue, Sep 29, 1992	11.00	11.38	11.00	11.38
96	NASDAQ	ARCB	Mon, Sep 28, 1992	10.88	11.13	10.88	11.00
95	NASDAQ	ARCB	Fri, Sep 25, 1992	11.38	11.38	10.88	10.88
94	NASDAQ	ARCB	Thu, Sep 24, 1992	10.75	11.25	10.50	11.13
93	NASDAQ	ARCB	Wed, Sep 23, 1992	10.50	10.75	10.50	10.63
92	NASDAQ	ARCB	Tue, Sep 22, 1992	10.88	11.00	10.63	10.75
91	NASDAQ	ARCB	Mon, Sep 21, 1992	11.00	11.25	10.88	11.00
90	NASDAQ	ARCB	Fri, Sep 18, 1992	11.25	11.63	11.00	11.00
89	NASDAQ	ARCB	Thu, Sep 17, 1992	11.00	11.75	11.00	11.63
88	NASDAQ	ARCB	Wed, Sep 16, 1992	11.00	11.00	11.00	11.00
87	NASDAQ	ARCB	Tue, Sep 15, 1992	10.50	11.00	10.50	11.00
86	NASDAQ	ARCB	Mon, Sep 14, 1992	10.50	10.50	9.88	10.38
85	NASDAQ	ARCB	Fri, Sep 11, 1992	10.88	11.00	10.38	10.50
84	NASDAQ	ARCB	Thu, Sep 10, 1992	11.00	11.00	10.50	10.50
83	NASDAQ	ARCB	Wed, Sep 9, 1992	11.00	11.00	10.63	10.63
82	NASDAQ	ARCB	Tue, Sep 8, 1992	10.88	11.13	10.88	10.88
81	NASDAQ	ARCB	Fri, Sep 4, 1992	10.88	10.88	10.88	10.88
80	NASDAQ	ARCB	Thu, Sep 3, 1992	11.13	11.13	10.88	10.88
79	NASDAQ	ARCB	Wed, Sep 2, 1992	11.13	11.13	10.88	11.13
78	NASDAQ	ARCB	Tue, Sep 1, 1992	11.00	11.13	10.88	11.13
77	NASDAQ	ARCB	Mon, Aug 31, 1992	11.13	11.13	10.88	10.88
76	NASDAQ	ARCB	Fri, Aug 28, 1992	11.00	11.13	10.63	11.00
75	NASDAQ	ARCB	Thu, Aug 27, 1992	10.75	11.00	10.63	11.00
74	NASDAQ	ARCB	Wed, Aug 26, 1992	10.50	10.75	10.50	10.75
73	NASDAQ	ARCB	Tue, Aug 25, 1992	10.75	10.75	10.38	10.63
72	NASDAQ	ARCB	Mon, Aug 24, 1992	10.88	10.88	10.38	10.75
71	NASDAQ	ARCB	Fri, Aug 21, 1992	11.13	11.25	10.75	10.75
70	NASDAQ	ARCB	Thu, Aug 20, 1992	11.50	11.50	11.00	11.00
69	NASDAQ	ARCB	Wed, Aug 19, 1992	11.38	11.63	11.25	11.25
68	NASDAQ	ARCB	Tue, Aug 18, 1992	11.50	11.63	11.25	11.63
67	NASDAQ	ARCB	Mon, Aug 17, 1992	11.50	11.50	11.25	11.25
66	NASDAQ	ARCB	Fri, Aug 14, 1992	11.50	11.75	11.25	11.50
65	NASDAQ	ARCB	Thu, Aug 13, 1992	11.75	11.88	11.50	11.75
64	NASDAQ	ARCB	Wed, Aug 12, 1992	11.50	11.88	11.50	11.50
63	NASDAQ	ARCB	Tue, Aug 11, 1992	11.88	11.88	11.50	11.88
62	NASDAQ	ARCB	Mon, Aug 10, 1992	11.75	12.13	11.63	11.63
61	NASDAQ	ARCB	Fri, Aug 7, 1992	11.75	12.13	11.50	11.88
60	NASDAQ	ARCB	Thu, Aug 6, 1992	11.75	11.88	11.50	11.88
59	NASDAQ	ARCB	Wed, Aug 5, 1992	11.50	11.75	11.50	11.50
58	NASDAQ	ARCB	Tue, Aug 4, 1992	11.63	11.75	11.50	11.50
57	NASDAQ	ARCB	Mon, Aug 3, 1992	11.50	11.63	11.50	11.50
56	NASDAQ	ARCB	Fri, Jul 31, 1992	11.38	11.75	11.38	11.75
55	NASDAQ	ARCB	Thu, Jul 30, 1992	11.13	11.63	11.13	11.50
54	NASDAQ	ARCB	Wed, Jul 29, 1992	10.88	11.38	10.88	11.38
53	NASDAQ	ARCB	Tue, Jul 28, 1992	11.00	11.25	10.75	11.00
52	NASDAQ	ARCB	Mon, Jul 27, 1992	10.75	11.00	10.75	11.00
51	NASDAQ	ARCB	Fri, Jul 24, 1992	11.13	11.13	10.75	10.75
50	NASDAQ	ARCB	Thu, Jul 23, 1992	11.00	11.13	10.75	11.00
49	NASDAQ	ARCB	Wed, Jul 22, 1992	11.00	11.00	10.63	10.88
48	NASDAQ	ARCB	Tue, Jul 21, 1992	11.25	11.25	10.75	11.00
47	NASDAQ	ARCB	Mon, Jul 20, 1992	11.13	11.13	10.63	11.13
46	NASDAQ	ARCB	Fri, Jul 17, 1992	11.88	11.88	11.13	11.25
45	NASDAQ	ARCB	Thu, Jul 16, 1992	12.00	12.00	11.63	11.63
44	NASDAQ	ARCB	Wed, Jul 15, 1992	12.00	12.38	12.00	12.00
43	NASDAQ	ARCB	Tue, Jul 14, 1992	11.63	11.75	11.50	11.50
42	NASDAQ	ARCB	Mon, Jul 13, 1992	11.75	11.75	11.38	11.63
41	NASDAQ	ARCB	Fri, Jul 10, 1992	11.13	11.63	10.88	11.50
40	NASDAQ	ARCB	Thu, Jul 9, 1992	10.63	11.13	10.38	11.00
39	NASDAQ	ARCB	Wed, Jul 8, 1992	10.63	10.63	10.38	10.50
38	NASDAQ	ARCB	Tue, Jul 7, 1992	11.13	11.13	10.63	10.75
37	NASDAQ	ARCB	Mon, Jul 6, 1992	11.38	11.75	10.75	11.13
36	NASDAQ	ARCB	Thu, Jul 2, 1992	12.00	12.00	11.63	11.75
35	NASDAQ	ARCB	Wed, Jul 1, 1992	11.63	12.13	11.38	12.00
34	NASDAQ	ARCB	Tue, Jun 30, 1992	11.25	11.63	11.00	11.63
33	NASDAQ	ARCB	Mon, Jun 29, 1992	9.88	11.00	9.88	11.00
32	NASDAQ	ARCB	Fri, Jun 26, 1992	9.50	10.00	9.38	10.00
31	NASDAQ	ARCB	Thu, Jun 25, 1992	10.00	10.00	8.88	9.38
30	NASDAQ	ARCB	Wed, Jun 24, 1992	10.25	10.50	9.88	10.00
29	NASDAQ	ARCB	Tue, Jun 23, 1992	10.50	10.63	10.25	10.25
28	NASDAQ	ARCB	Mon, Jun 22, 1992	10.50	10.63	10.25	10.50
27	NASDAQ	ARCB	Fri, Jun 19, 1992	12.00	12.00	10.50	10.63
26	NASDAQ	ARCB	Thu, Jun 18, 1992	12.00	12.13	11.88	11.88
25	NASDAQ	ARCB	Wed, Jun 17, 1992	12.25	12.25	11.88	12.00
24	NASDAQ	ARCB	Tue, Jun 16, 1992	13.38	13.38	11.88	12.00
23	NASDAQ	ARCB	Mon, Jun 15, 1992	13.38	13.63	13.25	13.25
22	NASDAQ	ARCB	Fri, Jun 12, 1992	13.75	13.75	13.38	13.38
21	NASDAQ	ARCB	Thu, Jun 11, 1992	13.75	13.88	13.38	13.50
20	NASDAQ	ARCB	Wed, Jun 10, 1992	14.25	14.25	13.88	13.88
19	NASDAQ	ARCB	Tue, Jun 9, 1992	14.75	14.88	13.88	14.00
18	NASDAQ	ARCB	Mon, Jun 8, 1992	14.13	14.88	14.13	14.88
17	NASDAQ	ARCB	Fri, Jun 5, 1992	13.63	14.13	13.63	14.13
16	NASDAQ	ARCB	Thu, Jun 4, 1992	13.88	13.88	13.63	13.88
15	NASDAQ	ARCB	Wed, Jun 3, 1992	14.25	14.25	13.75	13.75
14	NASDAQ	ARCB	Tue, Jun 2, 1992	14.50	14.50	14.25	14.25
13	NASDAQ	ARCB	Mon, Jun 1, 1992	14.25	14.50	14.25	14.50
12	NASDAQ	ARCB	Fri, May 29, 1992	14.38	14.38	14.13	14.38
11	NASDAQ	ARCB	Thu, May 28, 1992	14.13	14.50	14.13	14.13
10	NASDAQ	ARCB	Wed, May 27, 1992	14.63	14.63	14.13	14.50
9	NASDAQ	ARCB	Tue, May 26, 1992	14.50	14.75	14.50	14.50
8	NASDAQ	ARCB	Fri, May 22, 1992	14.75	14.75	14.38	14.50
7	NASDAQ	ARCB	Thu, May 21, 1992	14.63	14.75	14.50	14.63
6	NASDAQ	ARCB	Wed, May 20, 1992	14.25	14.75	14.25	14.50
5	NASDAQ	ARCB	Tue, May 19, 1992	14.50	14.50	14.13	14.25
4	NASDAQ	ARCB	Mon, May 18, 1992	14.50	14.50	14.25	14.50
3	NASDAQ	ARCB	Fri, May 15, 1992	14.13	14.50	14.00	14.50
2	NASDAQ	ARCB	Thu, May 14, 1992	14.13	14.13	13.50	14.00
1	NASDAQ	ARCB	Wed, May 13, 1992	14.13	14.25	13.88	14.00
#	Exchange	Symbol	Date	Open	High	Low	Close

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