Invesco FTSE RAFI US 1500 Small-Mid ETF NASDAQ:PRFZ Historical Prices

Below are the 4402 trading days of historical prices for PRFZ.

#	Exchange	Symbol	Date	Open	High	Low	Close
4402	NASDAQ	PRFZ	Wed, Mar 20, 2024	37.64	38.60	37.53	38.44
4401	NASDAQ	PRFZ	Tue, Mar 19, 2024	37.39	37.79	37.39	37.69
4400	NASDAQ	PRFZ	Mon, Mar 18, 2024	37.74	37.74	37.43	37.45
4399	NASDAQ	PRFZ	Fri, Mar 15, 2024	37.63	37.83	37.56	37.73
4398	NASDAQ	PRFZ	Thu, Mar 14, 2024	38.28	38.28	37.40	37.67
4397	NASDAQ	PRFZ	Wed, Mar 13, 2024	38.22	38.53	38.20	38.34
4396	NASDAQ	PRFZ	Tue, Mar 12, 2024	38.28	38.38	37.98	38.27
4395	NASDAQ	PRFZ	Mon, Mar 11, 2024	38.37	38.47	38.11	38.23
4394	NASDAQ	PRFZ	Fri, Mar 8, 2024	38.87	39.17	38.38	38.51
4393	NASDAQ	PRFZ	Thu, Mar 7, 2024	38.49	38.69	38.44	38.54
4392	NASDAQ	PRFZ	Wed, Mar 6, 2024	38.37	38.37	38.02	38.21
4391	NASDAQ	PRFZ	Tue, Mar 5, 2024	38.01	38.27	37.80	37.91
4390	NASDAQ	PRFZ	Mon, Mar 4, 2024	38.50	38.63	38.23	38.26
4389	NASDAQ	PRFZ	Fri, Mar 1, 2024	38.09	38.36	37.82	38.30
4388	NASDAQ	PRFZ	Thu, Feb 29, 2024	38.14	38.29	37.77	37.99
4387	NASDAQ	PRFZ	Wed, Feb 28, 2024	37.71	37.95	37.63	37.66
4386	NASDAQ	PRFZ	Tue, Feb 27, 2024	37.87	38.03	37.84	37.96
4385	NASDAQ	PRFZ	Mon, Feb 26, 2024	37.41	37.73	37.35	37.62
4384	NASDAQ	PRFZ	Fri, Feb 23, 2024	37.33	37.61	37.25	37.42
4383	NASDAQ	PRFZ	Thu, Feb 22, 2024	37.16	37.41	37.09	37.36
4382	NASDAQ	PRFZ	Wed, Feb 21, 2024	37.07	37.10	36.76	37.03
4381	NASDAQ	PRFZ	Tue, Feb 20, 2024	37.33	37.35	37.12	37.27
4380	NASDAQ	PRFZ	Fri, Feb 16, 2024	37.92	38.09	37.71	37.71
4379	NASDAQ	PRFZ	Thu, Feb 15, 2024	37.64	38.29	37.64	38.28
4378	NASDAQ	PRFZ	Wed, Feb 14, 2024	36.93	37.39	36.82	37.30
4377	NASDAQ	PRFZ	Tue, Feb 13, 2024	37.10	37.10	36.22	36.46
4376	NASDAQ	PRFZ	Mon, Feb 12, 2024	37.26	37.98	37.26	37.85
4375	NASDAQ	PRFZ	Fri, Feb 9, 2024	36.99	37.26	36.80	37.25
4374	NASDAQ	PRFZ	Thu, Feb 8, 2024	36.23	36.81	36.23	36.77
4373	NASDAQ	PRFZ	Wed, Feb 7, 2024	36.31	36.37	36.02	36.21
4372	NASDAQ	PRFZ	Tue, Feb 6, 2024	36.00	36.30	36.00	36.27
4371	NASDAQ	PRFZ	Mon, Feb 5, 2024	36.21	36.21	35.71	35.98
4370	NASDAQ	PRFZ	Fri, Feb 2, 2024	36.26	36.66	36.10	36.51
4369	NASDAQ	PRFZ	Thu, Feb 1, 2024	36.37	36.65	35.89	36.65
4368	NASDAQ	PRFZ	Wed, Jan 31, 2024	36.83	37.15	36.09	36.09
4367	NASDAQ	PRFZ	Tue, Jan 30, 2024	37.12	37.16	36.89	36.99
4366	NASDAQ	PRFZ	Mon, Jan 29, 2024	36.77	37.25	36.60	37.24
4365	NASDAQ	PRFZ	Fri, Jan 26, 2024	36.73	36.97	36.58	36.66
4364	NASDAQ	PRFZ	Thu, Jan 25, 2024	36.77	36.91	36.35	36.62
4363	NASDAQ	PRFZ	Wed, Jan 24, 2024	37.06	37.08	36.31	36.35
4362	NASDAQ	PRFZ	Tue, Jan 23, 2024	37.04	37.10	36.52	36.64
4361	NASDAQ	PRFZ	Mon, Jan 22, 2024	36.38	36.88	36.38	36.78
4360	NASDAQ	PRFZ	Fri, Jan 19, 2024	35.81	36.08	35.45	36.05
4359	NASDAQ	PRFZ	Thu, Jan 18, 2024	35.64	35.64	35.19	35.61
4358	NASDAQ	PRFZ	Wed, Jan 17, 2024	35.16	35.44	35.08	35.39
4357	NASDAQ	PRFZ	Tue, Jan 16, 2024	35.79	35.87	35.49	35.66
4356	NASDAQ	PRFZ	Fri, Jan 12, 2024	36.45	36.64	35.96	36.05
4355	NASDAQ	PRFZ	Thu, Jan 11, 2024	36.23	36.24	35.66	36.13
4354	NASDAQ	PRFZ	Wed, Jan 10, 2024	36.24	36.35	35.96	36.31
4353	NASDAQ	PRFZ	Tue, Jan 9, 2024	36.23	36.36	36.02	36.23
4352	NASDAQ	PRFZ	Mon, Jan 8, 2024	36.04	36.62	35.92	36.61
4351	NASDAQ	PRFZ	Fri, Jan 5, 2024	35.95	36.43	35.70	36.07
4350	NASDAQ	PRFZ	Thu, Jan 4, 2024	36.13	36.40	36.10	36.10
4349	NASDAQ	PRFZ	Wed, Jan 3, 2024	36.73	36.78	36.17	36.21
4348	NASDAQ	PRFZ	Tue, Jan 2, 2024	37.26	37.52	36.98	37.15
4347	NASDAQ	PRFZ	Fri, Dec 29, 2023	37.93	38.03	37.47	37.49
4346	NASDAQ	PRFZ	Thu, Dec 28, 2023	38.03	38.17	37.91	38.02
4345	NASDAQ	PRFZ	Wed, Dec 27, 2023	38.09	38.29	37.95	38.15
4344	NASDAQ	PRFZ	Tue, Dec 26, 2023	37.72	38.13	37.64	38.06
4343	NASDAQ	PRFZ	Fri, Dec 22, 2023	37.60	37.86	37.42	37.62
4342	NASDAQ	PRFZ	Thu, Dec 21, 2023	37.16	37.38	36.99	37.38
4341	NASDAQ	PRFZ	Wed, Dec 20, 2023	37.29	37.80	36.73	36.73
4340	NASDAQ	PRFZ	Tue, Dec 19, 2023	36.93	37.45	36.89	37.42
4339	NASDAQ	PRFZ	Mon, Dec 18, 2023	36.73	36.88	36.56	36.64
4338	NASDAQ	PRFZ	Fri, Dec 15, 2023	37.08	37.14	36.55	36.66
4337	NASDAQ	PRFZ	Thu, Dec 14, 2023	36.69	37.32	36.67	37.01
4336	NASDAQ	PRFZ	Wed, Dec 13, 2023	34.98	36.14	34.72	36.14
4335	NASDAQ	PRFZ	Tue, Dec 12, 2023	34.97	35.08	34.76	34.97
4334	NASDAQ	PRFZ	Mon, Dec 11, 2023	34.97	35.09	34.87	35.03
4333	NASDAQ	PRFZ	Fri, Dec 8, 2023	34.66	35.08	34.66	34.96
4332	NASDAQ	PRFZ	Thu, Dec 7, 2023	34.51	34.71	34.31	34.69
4331	NASDAQ	PRFZ	Wed, Dec 6, 2023	34.73	35.14	34.38	34.42
4330	NASDAQ	PRFZ	Tue, Dec 5, 2023	34.80	34.81	34.46	34.51
4329	NASDAQ	PRFZ	Mon, Dec 4, 2023	34.45	35.01	34.45	34.98
4328	NASDAQ	PRFZ	Fri, Dec 1, 2023	33.66	34.68	33.43	34.65
4327	NASDAQ	PRFZ	Thu, Nov 30, 2023	33.76	33.79	33.49	33.64
4326	NASDAQ	PRFZ	Wed, Nov 29, 2023	33.62	34.05	33.55	33.57
4325	NASDAQ	PRFZ	Tue, Nov 28, 2023	33.48	33.59	33.24	33.39
4324	NASDAQ	PRFZ	Mon, Nov 27, 2023	33.48	33.56	33.27	33.51
4323	NASDAQ	PRFZ	Fri, Nov 24, 2023	33.37	33.65	33.36	33.59
4322	NASDAQ	PRFZ	Wed, Nov 22, 2023	33.37	33.59	33.27	33.38
4321	NASDAQ	PRFZ	Tue, Nov 21, 2023	33.38	33.42	33.18	33.20
4320	NASDAQ	PRFZ	Mon, Nov 20, 2023	33.47	33.61	33.27	33.58
4319	NASDAQ	PRFZ	Fri, Nov 17, 2023	33.22	33.39	33.17	33.35
4318	NASDAQ	PRFZ	Thu, Nov 16, 2023	33.38	33.39	32.83	32.97
4317	NASDAQ	PRFZ	Wed, Nov 15, 2023	33.38	33.93	33.38	33.50
4316	NASDAQ	PRFZ	Tue, Nov 14, 2023	32.69	33.39	32.69	33.39
4315	NASDAQ	PRFZ	Mon, Nov 13, 2023	31.58	31.87	31.51	31.76
4314	NASDAQ	PRFZ	Fri, Nov 10, 2023	31.63	31.83	31.33	31.75
4313	NASDAQ	PRFZ	Thu, Nov 9, 2023	32.06	32.07	31.40	31.48
4312	NASDAQ	PRFZ	Wed, Nov 8, 2023	32.21	32.25	31.80	31.92
4311	NASDAQ	PRFZ	Tue, Nov 7, 2023	32.17	32.32	32.02	32.19
4310	NASDAQ	PRFZ	Mon, Nov 6, 2023	32.74	32.74	32.13	32.35
4309	NASDAQ	PRFZ	Fri, Nov 3, 2023	32.32	32.88	32.29	32.67
4308	NASDAQ	PRFZ	Thu, Nov 2, 2023	31.36	31.85	31.36	31.84
4307	NASDAQ	PRFZ	Wed, Nov 1, 2023	30.78	30.97	30.56	30.95
4306	NASDAQ	PRFZ	Tue, Oct 31, 2023	30.68	30.88	30.56	30.83
4305	NASDAQ	PRFZ	Mon, Oct 30, 2023	30.65	30.83	30.34	30.58
4304	NASDAQ	PRFZ	Fri, Oct 27, 2023	30.84	30.84	30.29	30.38
4303	NASDAQ	PRFZ	Thu, Oct 26, 2023	30.67	30.97	30.50	30.71
4302	NASDAQ	PRFZ	Wed, Oct 25, 2023	30.93	30.93	30.56	30.63
4301	NASDAQ	PRFZ	Tue, Oct 24, 2023	31.18	31.42	30.99	31.14
4300	NASDAQ	PRFZ	Mon, Oct 23, 2023	31.09	31.38	30.87	30.96
4299	NASDAQ	PRFZ	Fri, Oct 20, 2023	31.60	31.62	31.20	31.21
4298	NASDAQ	PRFZ	Thu, Oct 19, 2023	31.98	32.25	31.55	31.57
4297	NASDAQ	PRFZ	Wed, Oct 18, 2023	32.62	32.62	32.05	32.08
4296	NASDAQ	PRFZ	Tue, Oct 17, 2023	32.21	33.05	32.21	32.81
4295	NASDAQ	PRFZ	Mon, Oct 16, 2023	32.15	32.47	32.07	32.40
4294	NASDAQ	PRFZ	Fri, Oct 13, 2023	32.41	32.43	31.82	31.91
4293	NASDAQ	PRFZ	Thu, Oct 12, 2023	32.99	32.99	32.08	32.26
4292	NASDAQ	PRFZ	Wed, Oct 11, 2023	32.99	33.12	32.70	32.92
4291	NASDAQ	PRFZ	Tue, Oct 10, 2023	32.64	33.12	32.64	32.91
4290	NASDAQ	PRFZ	Mon, Oct 9, 2023	32.18	32.61	32.10	32.51
4289	NASDAQ	PRFZ	Fri, Oct 6, 2023	31.78	32.47	31.71	32.29
4288	NASDAQ	PRFZ	Thu, Oct 5, 2023	31.97	32.11	31.78	32.00
4287	NASDAQ	PRFZ	Wed, Oct 4, 2023	31.97	32.09	31.66	32.03
4286	NASDAQ	PRFZ	Tue, Oct 3, 2023	32.36	32.41	31.84	31.95
4285	NASDAQ	PRFZ	Mon, Oct 2, 2023	32.89	33.00	32.44	32.58
4284	NASDAQ	PRFZ	Fri, Sep 29, 2023	33.37	33.37	32.94	32.99
4283	NASDAQ	PRFZ	Thu, Sep 28, 2023	32.71	33.24	32.71	33.06
4282	NASDAQ	PRFZ	Wed, Sep 27, 2023	32.65	32.87	32.44	32.71
4281	NASDAQ	PRFZ	Tue, Sep 26, 2023	32.69	32.91	32.42	32.42
4280	NASDAQ	PRFZ	Mon, Sep 25, 2023	32.59	32.96	32.55	32.89
4279	NASDAQ	PRFZ	Fri, Sep 22, 2023	33.00	33.07	32.74	32.76
4278	NASDAQ	PRFZ	Thu, Sep 21, 2023	33.17	33.17	32.86	32.86
4277	NASDAQ	PRFZ	Wed, Sep 20, 2023	33.78	33.98	33.37	33.38
4276	NASDAQ	PRFZ	Tue, Sep 19, 2023	33.79	33.86	33.48	33.62
4275	NASDAQ	PRFZ	Mon, Sep 18, 2023	33.95	33.96	33.74	33.74
4274	NASDAQ	PRFZ	Fri, Sep 15, 2023	34.36	34.36	33.98	34.11
4273	NASDAQ	PRFZ	Thu, Sep 14, 2023	34.21	34.51	34.19	34.46
4272	NASDAQ	PRFZ	Wed, Sep 13, 2023	34.18	34.18	33.82	33.93
4271	NASDAQ	PRFZ	Tue, Sep 12, 2023	34.09	34.35	34.09	34.14
4270	NASDAQ	PRFZ	Mon, Sep 11, 2023	34.16	34.19	34.16	34.19
4269	NASDAQ	PRFZ	Fri, Sep 8, 2023	34.21	34.21	34.00	34.09
4268	NASDAQ	PRFZ	Thu, Sep 7, 2023	34.21	34.21	33.98	34.15
4267	NASDAQ	PRFZ	Wed, Sep 6, 2023	34.68	34.82	34.28	34.47
4266	NASDAQ	PRFZ	Tue, Sep 5, 2023	35.25	35.25	34.62	34.63
4265	NASDAQ	PRFZ	Fri, Sep 1, 2023	35.33	35.53	35.32	35.43
4264	NASDAQ	PRFZ	Thu, Aug 31, 2023	35.16	35.29	35.01	35.01
4263	NASDAQ	PRFZ	Wed, Aug 30, 2023	34.88	35.20	34.80	35.11
4262	NASDAQ	PRFZ	Tue, Aug 29, 2023	34.40	34.92	34.27	34.91
4261	NASDAQ	PRFZ	Mon, Aug 28, 2023	34.29	34.58	34.29	34.41
4260	NASDAQ	PRFZ	Fri, Aug 25, 2023	34.13	34.26	33.70	34.10
4259	NASDAQ	PRFZ	Thu, Aug 24, 2023	34.42	34.56	33.94	33.94
4258	NASDAQ	PRFZ	Wed, Aug 23, 2023	34.09	34.49	34.09	34.42
4257	NASDAQ	PRFZ	Tue, Aug 22, 2023	34.30	34.30	33.97	34.10
4256	NASDAQ	PRFZ	Mon, Aug 21, 2023	34.33	34.38	33.99	34.19
4255	NASDAQ	PRFZ	Fri, Aug 18, 2023	33.89	34.36	33.89	34.26
4254	NASDAQ	PRFZ	Thu, Aug 17, 2023	34.62	34.62	34.13	34.14
4253	NASDAQ	PRFZ	Wed, Aug 16, 2023	34.88	35.06	34.52	34.52
4252	NASDAQ	PRFZ	Tue, Aug 15, 2023	35.12	35.13	34.90	34.91
4251	NASDAQ	PRFZ	Mon, Aug 14, 2023	35.28	35.37	35.02	35.37
4250	NASDAQ	PRFZ	Fri, Aug 11, 2023	35.22	35.51	35.22	35.48
4249	NASDAQ	PRFZ	Thu, Aug 10, 2023	35.79	36.02	35.34	35.41
4248	NASDAQ	PRFZ	Wed, Aug 9, 2023	35.98	35.98	35.44	35.58
4247	NASDAQ	PRFZ	Tue, Aug 8, 2023	35.75	35.98	35.50	35.96
4246	NASDAQ	PRFZ	Mon, Aug 7, 2023	36.12	36.19	35.97	36.18
4245	NASDAQ	PRFZ	Fri, Aug 4, 2023	36.24	36.47	36.03	36.09
4244	NASDAQ	PRFZ	Thu, Aug 3, 2023	36.08	36.37	35.90	36.15
4243	NASDAQ	PRFZ	Wed, Aug 2, 2023	36.35	36.37	36.04	36.21
4242	NASDAQ	PRFZ	Tue, Aug 1, 2023	36.59	36.79	36.43	36.77
4241	NASDAQ	PRFZ	Mon, Jul 31, 2023	36.55	36.84	36.52	36.83
4240	NASDAQ	PRFZ	Fri, Jul 28, 2023	36.33	36.47	36.26	36.43
4239	NASDAQ	PRFZ	Thu, Jul 27, 2023	36.65	36.65	35.80	35.94
4238	NASDAQ	PRFZ	Wed, Jul 26, 2023	36.02	36.52	36.02	36.40
4237	NASDAQ	PRFZ	Tue, Jul 25, 2023	36.09	36.31	36.09	36.10
4236	NASDAQ	PRFZ	Mon, Jul 24, 2023	35.91	36.22	35.89	36.11
4235	NASDAQ	PRFZ	Fri, Jul 21, 2023	36.34	36.34	35.90	35.91
4234	NASDAQ	PRFZ	Thu, Jul 20, 2023	36.35	36.38	35.91	36.06
4233	NASDAQ	PRFZ	Wed, Jul 19, 2023	36.27	36.50	36.27	36.42
4232	NASDAQ	PRFZ	Tue, Jul 18, 2023	35.78	36.22	35.75	36.15
4231	NASDAQ	PRFZ	Mon, Jul 17, 2023	35.46	35.85	35.28	35.75
4230	NASDAQ	PRFZ	Fri, Jul 14, 2023	35.76	35.76	35.27	35.41
4229	NASDAQ	PRFZ	Thu, Jul 13, 2023	35.62	35.79	35.49	35.77
4228	NASDAQ	PRFZ	Wed, Jul 12, 2023	35.65	35.65	35.41	35.47
4227	NASDAQ	PRFZ	Tue, Jul 11, 2023	34.78	35.11	34.75	35.11
4226	NASDAQ	PRFZ	Mon, Jul 10, 2023	34.08	34.66	34.08	34.66
4225	NASDAQ	PRFZ	Fri, Jul 7, 2023	33.64	34.40	33.64	34.12
4224	NASDAQ	PRFZ	Thu, Jul 6, 2023	33.78	33.78	33.35	33.62
4223	NASDAQ	PRFZ	Wed, Jul 5, 2023	34.43	34.43	34.11	34.17
4222	NASDAQ	PRFZ	Mon, Jul 3, 2023	34.36	34.65	34.36	34.58
4221	NASDAQ	PRFZ	Fri, Jun 30, 2023	34.61	34.61	34.33	34.37
4220	NASDAQ	PRFZ	Thu, Jun 29, 2023	33.90	34.29	33.90	34.28
4219	NASDAQ	PRFZ	Wed, Jun 28, 2023	33.55	33.80	33.44	33.78
4218	NASDAQ	PRFZ	Tue, Jun 27, 2023	33.17	33.71	33.12	33.61
4217	NASDAQ	PRFZ	Mon, Jun 26, 2023	32.95	33.40	32.95	33.11
4216	NASDAQ	PRFZ	Fri, Jun 23, 2023	33.15	33.28	32.90	33.00
4215	NASDAQ	PRFZ	Thu, Jun 22, 2023	33.64	33.64	33.37	33.53
4214	NASDAQ	PRFZ	Wed, Jun 21, 2023	33.63	33.98	33.60	33.81
4213	NASDAQ	PRFZ	Tue, Jun 20, 2023	33.91	33.93	33.69	33.84
4212	NASDAQ	PRFZ	Fri, Jun 16, 2023	34.58	34.58	34.07	34.16
4211	NASDAQ	PRFZ	Thu, Jun 15, 2023	34.01	34.43	33.94	34.36
4210	NASDAQ	PRFZ	Wed, Jun 14, 2023	34.52	34.66	33.90	34.09
4209	NASDAQ	PRFZ	Tue, Jun 13, 2023	34.27	34.55	34.26	34.46
4208	NASDAQ	PRFZ	Mon, Jun 12, 2023	33.88	34.09	33.75	34.03
4207	NASDAQ	PRFZ	Fri, Jun 9, 2023	34.16	34.16	33.82	33.89
4206	NASDAQ	PRFZ	Thu, Jun 8, 2023	34.20	34.24	33.84	34.17
4205	NASDAQ	PRFZ	Wed, Jun 7, 2023	33.90	34.33	33.84	34.27
4204	NASDAQ	PRFZ	Tue, Jun 6, 2023	32.69	33.69	32.61	33.62
4203	NASDAQ	PRFZ	Mon, Jun 5, 2023	33.07	33.07	32.48	32.68
4202	NASDAQ	PRFZ	Fri, Jun 2, 2023	32.47	33.16	32.34	33.16
4201	NASDAQ	PRFZ	Thu, Jun 1, 2023	31.64	32.05	31.47	31.96
4200	NASDAQ	PRFZ	Wed, May 31, 2023	31.75	31.86	31.36	31.56
4199	NASDAQ	PRFZ	Tue, May 30, 2023	32.17	32.26	31.84	31.94
4198	NASDAQ	PRFZ	Fri, May 26, 2023	31.83	32.09	31.79	32.07
4197	NASDAQ	PRFZ	Thu, May 25, 2023	32.03	32.03	31.62	31.77
4196	NASDAQ	PRFZ	Wed, May 24, 2023	32.30	32.30	31.89	32.01
4195	NASDAQ	PRFZ	Tue, May 23, 2023	32.36	32.92	32.36	32.40
4194	NASDAQ	PRFZ	Mon, May 22, 2023	32.21	32.64	32.12	32.53
4193	NASDAQ	PRFZ	Fri, May 19, 2023	32.46	32.50	32.01	32.11
4192	NASDAQ	PRFZ	Thu, May 18, 2023	31.97	32.36	31.86	32.33
4191	NASDAQ	PRFZ	Wed, May 17, 2023	31.46	32.07	31.39	32.05
4190	NASDAQ	PRFZ	Tue, May 16, 2023	31.66	31.66	31.27	31.28
4189	NASDAQ	PRFZ	Mon, May 15, 2023	31.49	31.86	31.43	31.72
4188	NASDAQ	PRFZ	Fri, May 12, 2023	31.60	31.61	31.17	31.37
4187	NASDAQ	PRFZ	Thu, May 11, 2023	31.41	31.46	31.29	31.43
4186	NASDAQ	PRFZ	Wed, May 10, 2023	31.99	31.99	31.37	31.67
4185	NASDAQ	PRFZ	Tue, May 9, 2023	31.51	31.67	31.35	31.52
4184	NASDAQ	PRFZ	Mon, May 8, 2023	31.88	31.88	31.53	31.68
4183	NASDAQ	PRFZ	Fri, May 5, 2023	31.30	31.79	31.30	31.69
4182	NASDAQ	PRFZ	Thu, May 4, 2023	31.16	31.16	30.72	30.94
4181	NASDAQ	PRFZ	Wed, May 3, 2023	31.50	31.89	31.31	31.31
4180	NASDAQ	PRFZ	Tue, May 2, 2023	31.80	31.80	30.98	31.29
4179	NASDAQ	PRFZ	Mon, May 1, 2023	32.01	32.27	31.92	32.01
4178	NASDAQ	PRFZ	Fri, Apr 28, 2023	31.65	32.08	31.65	32.05
4177	NASDAQ	PRFZ	Thu, Apr 27, 2023	31.43	31.72	31.34	31.72
4176	NASDAQ	PRFZ	Wed, Apr 26, 2023	31.46	31.57	31.16	31.22
4175	NASDAQ	PRFZ	Tue, Apr 25, 2023	32.12	32.12	31.52	31.52
4174	NASDAQ	PRFZ	Mon, Apr 24, 2023	32.40	32.49	32.22	32.38
4173	NASDAQ	PRFZ	Fri, Apr 21, 2023	32.42	32.42	32.20	32.39
4172	NASDAQ	PRFZ	Thu, Apr 20, 2023	32.49	32.60	32.29	32.42
4171	NASDAQ	PRFZ	Wed, Apr 19, 2023	32.52	32.75	32.39	32.68
4170	NASDAQ	PRFZ	Tue, Apr 18, 2023	32.98	32.98	32.51	32.63
4169	NASDAQ	PRFZ	Mon, Apr 17, 2023	32.54	32.80	32.52	32.80
4168	NASDAQ	PRFZ	Fri, Apr 14, 2023	32.83	33.03	32.33	32.52
4167	NASDAQ	PRFZ	Thu, Apr 13, 2023	32.57	32.86	32.46	32.80
4166	NASDAQ	PRFZ	Wed, Apr 12, 2023	33.06	33.06	32.41	32.43
4165	NASDAQ	PRFZ	Tue, Apr 11, 2023	32.55	32.83	32.55	32.71
4164	NASDAQ	PRFZ	Mon, Apr 10, 2023	31.87	32.40	31.87	32.40
4163	NASDAQ	PRFZ	Thu, Apr 6, 2023	31.92	32.12	31.81	32.02
4162	NASDAQ	PRFZ	Wed, Apr 5, 2023	32.13	32.13	31.81	31.93
4161	NASDAQ	PRFZ	Tue, Apr 4, 2023	32.97	32.97	32.18	32.36
4160	NASDAQ	PRFZ	Mon, Apr 3, 2023	32.93	33.10	32.57	32.87
4159	NASDAQ	PRFZ	Fri, Mar 31, 2023	32.53	32.90	32.53	32.90
4158	NASDAQ	PRFZ	Thu, Mar 30, 2023	32.54	32.60	32.19	32.28
4157	NASDAQ	PRFZ	Wed, Mar 29, 2023	32.20	32.27	32.02	32.24
4156	NASDAQ	PRFZ	Tue, Mar 28, 2023	31.85	32.08	31.78	31.93
4155	NASDAQ	PRFZ	Mon, Mar 27, 2023	31.95	32.03	31.72	31.93
4154	NASDAQ	PRFZ	Fri, Mar 24, 2023	31.12	31.61	30.89	31.58
4153	NASDAQ	PRFZ	Thu, Mar 23, 2023	31.75	32.02	31.19	31.31
4152	NASDAQ	PRFZ	Wed, Mar 22, 2023	32.40	32.40	31.48	31.49
4151	NASDAQ	PRFZ	Tue, Mar 21, 2023	32.09	32.51	32.09	32.34
4150	NASDAQ	PRFZ	Mon, Mar 20, 2023	31.53	32.05	31.53	31.66
4149	NASDAQ	PRFZ	Fri, Mar 17, 2023	32.02	32.06	31.49	31.51
4148	NASDAQ	PRFZ	Thu, Mar 16, 2023	31.63	32.54	31.48	32.40
4147	NASDAQ	PRFZ	Wed, Mar 15, 2023	31.71	31.97	31.48	31.95
4146	NASDAQ	PRFZ	Tue, Mar 14, 2023	32.86	33.00	32.23	32.57
4145	NASDAQ	PRFZ	Mon, Mar 13, 2023	32.00	32.52	31.76	31.93
4144	NASDAQ	PRFZ	Fri, Mar 10, 2023	33.38	33.38	32.40	32.65
4143	NASDAQ	PRFZ	Thu, Mar 9, 2023	34.37	34.44	33.49	33.49
4142	NASDAQ	PRFZ	Wed, Mar 8, 2023	34.35	34.48	34.13	34.36
4141	NASDAQ	PRFZ	Tue, Mar 7, 2023	34.64	34.68	34.23	34.30
4140	NASDAQ	PRFZ	Mon, Mar 6, 2023	35.27	35.27	34.54	34.63
4139	NASDAQ	PRFZ	Fri, Mar 3, 2023	34.88	35.30	34.72	35.23
4138	NASDAQ	PRFZ	Thu, Mar 2, 2023	34.34	34.80	34.27	34.77
4137	NASDAQ	PRFZ	Wed, Mar 1, 2023	34.53	34.73	34.44	34.66
4136	NASDAQ	PRFZ	Tue, Feb 28, 2023	34.54	34.81	34.53	34.53
4135	NASDAQ	PRFZ	Mon, Feb 27, 2023	34.69	34.75	34.51	34.54
4134	NASDAQ	PRFZ	Fri, Feb 24, 2023	34.18	34.42	34.11	34.38
4133	NASDAQ	PRFZ	Thu, Feb 23, 2023	34.71	34.74	34.25	34.69
4132	NASDAQ	PRFZ	Wed, Feb 22, 2023	34.35	34.61	34.34	34.39
4131	NASDAQ	PRFZ	Tue, Feb 21, 2023	34.91	34.95	34.34	34.39
4130	NASDAQ	PRFZ	Fri, Feb 17, 2023	35.14	35.25	35.02	35.22
4129	NASDAQ	PRFZ	Thu, Feb 16, 2023	35.08	35.59	35.01	35.23
4128	NASDAQ	PRFZ	Wed, Feb 15, 2023	34.86	35.49	34.84	35.49
4127	NASDAQ	PRFZ	Tue, Feb 14, 2023	34.91	35.27	34.82	35.13
4126	NASDAQ	PRFZ	Mon, Feb 13, 2023	34.80	35.14	34.70	35.14
4125	NASDAQ	PRFZ	Fri, Feb 10, 2023	34.51	34.73	34.46	34.70
4124	NASDAQ	PRFZ	Thu, Feb 9, 2023	35.37	35.37	34.64	34.66
4123	NASDAQ	PRFZ	Wed, Feb 8, 2023	35.28	35.48	35.02	35.10
4122	NASDAQ	PRFZ	Tue, Feb 7, 2023	35.10	35.52	34.88	35.50
4121	NASDAQ	PRFZ	Mon, Feb 6, 2023	35.42	35.42	35.09	35.17
4120	NASDAQ	PRFZ	Fri, Feb 3, 2023	35.43	35.97	35.43	35.65
4119	NASDAQ	PRFZ	Thu, Feb 2, 2023	35.55	35.92	35.54	35.87
4118	NASDAQ	PRFZ	Wed, Feb 1, 2023	34.68	35.54	34.59	35.26
4117	NASDAQ	PRFZ	Tue, Jan 31, 2023	34.09	34.77	34.09	34.74
4116	NASDAQ	PRFZ	Mon, Jan 30, 2023	34.07	34.33	33.94	33.95
4115	NASDAQ	PRFZ	Fri, Jan 27, 2023	34.03	34.42	34.03	34.31
4114	NASDAQ	PRFZ	Thu, Jan 26, 2023	34.23	34.30	33.77	34.14
4113	NASDAQ	PRFZ	Wed, Jan 25, 2023	33.62	33.99	33.48	33.99
4112	NASDAQ	PRFZ	Tue, Jan 24, 2023	33.87	34.06	33.80	33.89
4111	NASDAQ	PRFZ	Mon, Jan 23, 2023	33.73	34.11	33.62	34.04
4110	NASDAQ	PRFZ	Fri, Jan 20, 2023	33.17	33.65	33.05	33.65
4109	NASDAQ	PRFZ	Thu, Jan 19, 2023	33.14	33.22	32.91	33.07
4108	NASDAQ	PRFZ	Wed, Jan 18, 2023	34.06	34.20	33.36	33.36
4107	NASDAQ	PRFZ	Tue, Jan 17, 2023	33.94	34.08	33.84	33.88
4106	NASDAQ	PRFZ	Fri, Jan 13, 2023	33.38	33.96	33.38	33.96
4105	NASDAQ	PRFZ	Thu, Jan 12, 2023	33.41	33.74	33.16	33.74
4104	NASDAQ	PRFZ	Wed, Jan 11, 2023	33.06	33.28	32.98	33.28
4103	NASDAQ	PRFZ	Tue, Jan 10, 2023	32.38	32.89	32.32	32.89
4102	NASDAQ	PRFZ	Mon, Jan 9, 2023	32.54	32.83	32.43	32.43
4101	NASDAQ	PRFZ	Fri, Jan 6, 2023	31.92	32.46	31.77	32.35
4100	NASDAQ	PRFZ	Thu, Jan 5, 2023	31.74	31.74	31.40	31.64
4099	NASDAQ	PRFZ	Wed, Jan 4, 2023	31.73	32.13	31.73	31.94
4098	NASDAQ	PRFZ	Tue, Jan 3, 2023	31.98	32.12	31.38	31.57
4097	NASDAQ	PRFZ	Fri, Dec 30, 2022	31.49	31.73	31.44	31.68
4096	NASDAQ	PRFZ	Thu, Dec 29, 2022	31.31	31.84	31.31	31.82
4095	NASDAQ	PRFZ	Wed, Dec 28, 2022	31.67	31.67	31.05	31.05
4094	NASDAQ	PRFZ	Tue, Dec 27, 2022	31.81	31.82	31.54	31.67
4093	NASDAQ	PRFZ	Fri, Dec 23, 2022	31.56	31.79	31.39	31.79
4092	NASDAQ	PRFZ	Thu, Dec 22, 2022	31.71	31.71	31.10	31.53
4091	NASDAQ	PRFZ	Wed, Dec 21, 2022	31.78	32.08	31.73	32.00
4090	NASDAQ	PRFZ	Tue, Dec 20, 2022	31.27	31.64	31.25	31.49
4089	NASDAQ	PRFZ	Mon, Dec 19, 2022	31.74	31.74	31.22	31.35
4088	NASDAQ	PRFZ	Fri, Dec 16, 2022	31.70	31.85	31.51	31.70
4087	NASDAQ	PRFZ	Thu, Dec 15, 2022	32.34	32.41	31.89	31.96
4086	NASDAQ	PRFZ	Wed, Dec 14, 2022	32.98	33.18	32.58	32.72
4085	NASDAQ	PRFZ	Tue, Dec 13, 2022	33.73	33.84	32.79	32.92
4084	NASDAQ	PRFZ	Mon, Dec 12, 2022	32.42	32.74	32.36	32.70
4083	NASDAQ	PRFZ	Fri, Dec 9, 2022	32.57	32.76	32.34	32.34
4082	NASDAQ	PRFZ	Thu, Dec 8, 2022	32.79	33.05	32.58	32.76
4081	NASDAQ	PRFZ	Wed, Dec 7, 2022	32.74	32.90	32.52	32.58
4080	NASDAQ	PRFZ	Tue, Dec 6, 2022	33.14	33.14	32.60	32.79
4079	NASDAQ	PRFZ	Mon, Dec 5, 2022	33.88	33.88	33.07	33.18
4078	NASDAQ	PRFZ	Fri, Dec 2, 2022	33.45	34.15	33.45	34.05
4077	NASDAQ	PRFZ	Thu, Dec 1, 2022	34.02	34.21	33.80	33.92
4076	NASDAQ	PRFZ	Wed, Nov 30, 2022	33.16	33.89	32.79	33.87
4075	NASDAQ	PRFZ	Tue, Nov 29, 2022	33.03	33.24	33.03	33.08
4074	NASDAQ	PRFZ	Mon, Nov 28, 2022	33.26	33.42	32.91	33.00
4073	NASDAQ	PRFZ	Fri, Nov 25, 2022	33.47	33.72	33.47	33.62
4072	NASDAQ	PRFZ	Wed, Nov 23, 2022	33.43	33.63	33.35	33.54
4071	NASDAQ	PRFZ	Tue, Nov 22, 2022	33.37	33.55	33.22	33.52
4070	NASDAQ	PRFZ	Mon, Nov 21, 2022	33.11	33.20	32.96	33.16
4069	NASDAQ	PRFZ	Fri, Nov 18, 2022	33.47	33.47	33.14	33.26
4068	NASDAQ	PRFZ	Thu, Nov 17, 2022	32.76	33.13	32.74	33.09
4067	NASDAQ	PRFZ	Wed, Nov 16, 2022	33.61	33.61	33.23	33.26
4066	NASDAQ	PRFZ	Tue, Nov 15, 2022	33.87	34.06	33.63	33.84
4065	NASDAQ	PRFZ	Mon, Nov 14, 2022	33.56	33.73	33.31	33.34
4064	NASDAQ	PRFZ	Fri, Nov 11, 2022	33.52	33.93	33.52	33.69
4063	NASDAQ	PRFZ	Thu, Nov 10, 2022	32.92	33.45	32.82	33.43
4062	NASDAQ	PRFZ	Wed, Nov 9, 2022	32.33	32.37	31.71	31.73
4061	NASDAQ	PRFZ	Tue, Nov 8, 2022	32.61	32.88	32.27	32.56
4060	NASDAQ	PRFZ	Mon, Nov 7, 2022	32.50	32.59	32.22	32.51
4059	NASDAQ	PRFZ	Fri, Nov 4, 2022	32.29	32.40	31.73	32.21
4058	NASDAQ	PRFZ	Thu, Nov 3, 2022	31.49	31.98	31.36	31.77
4057	NASDAQ	PRFZ	Wed, Nov 2, 2022	32.73	32.98	31.87	31.89
4056	NASDAQ	PRFZ	Tue, Nov 1, 2022	33.02	33.02	32.71	32.84
4055	NASDAQ	PRFZ	Mon, Oct 31, 2022	32.56	32.80	32.42	32.67
4054	NASDAQ	PRFZ	Fri, Oct 28, 2022	32.19	32.62	31.92	32.60
4053	NASDAQ	PRFZ	Thu, Oct 27, 2022	32.32	32.41	31.92	31.95
4052	NASDAQ	PRFZ	Wed, Oct 26, 2022	31.87	32.41	31.81	31.90
4051	NASDAQ	PRFZ	Tue, Oct 25, 2022	31.11	31.88	31.11	31.80
4050	NASDAQ	PRFZ	Mon, Oct 24, 2022	30.98	31.08	30.71	31.02
4049	NASDAQ	PRFZ	Fri, Oct 21, 2022	30.23	30.88	30.11	30.85
4048	NASDAQ	PRFZ	Thu, Oct 20, 2022	30.51	30.84	30.07	30.18
4047	NASDAQ	PRFZ	Wed, Oct 19, 2022	30.70	30.82	30.22	30.52
4046	NASDAQ	PRFZ	Tue, Oct 18, 2022	31.20	31.41	30.71	30.95
4045	NASDAQ	PRFZ	Mon, Oct 17, 2022	30.26	30.65	30.26	30.59
4044	NASDAQ	PRFZ	Fri, Oct 14, 2022	30.63	30.76	29.70	29.73
4043	NASDAQ	PRFZ	Thu, Oct 13, 2022	29.13	30.50	28.96	30.42
4042	NASDAQ	PRFZ	Wed, Oct 12, 2022	29.83	29.89	29.50	29.75
4041	NASDAQ	PRFZ	Tue, Oct 11, 2022	29.56	30.12	29.41	29.81
4040	NASDAQ	PRFZ	Mon, Oct 10, 2022	30.06	30.12	29.67	29.85
4039	NASDAQ	PRFZ	Fri, Oct 7, 2022	30.52	30.52	29.85	29.95
4038	NASDAQ	PRFZ	Thu, Oct 6, 2022	30.70	31.10	30.58	30.72
4037	NASDAQ	PRFZ	Wed, Oct 5, 2022	30.60	30.98	30.38	30.91
4036	NASDAQ	PRFZ	Tue, Oct 4, 2022	30.47	31.09	30.47	31.08
4035	NASDAQ	PRFZ	Mon, Oct 3, 2022	29.45	30.12	29.28	29.93
4034	NASDAQ	PRFZ	Fri, Sep 30, 2022	29.28	29.83	29.14	29.14
4033	NASDAQ	PRFZ	Thu, Sep 29, 2022	29.74	29.74	29.07	29.33
4032	NASDAQ	PRFZ	Wed, Sep 28, 2022	29.45	30.17	29.30	29.98
4031	NASDAQ	PRFZ	Tue, Sep 27, 2022	29.59	29.72	29.03	29.22
4030	NASDAQ	PRFZ	Mon, Sep 26, 2022	29.51	29.94	29.09	29.20
4029	NASDAQ	PRFZ	Fri, Sep 23, 2022	30.07	30.07	29.28	29.61
4028	NASDAQ	PRFZ	Thu, Sep 22, 2022	31.09	31.11	30.36	30.42
4027	NASDAQ	PRFZ	Wed, Sep 21, 2022	31.77	31.97	31.09	31.09
4026	NASDAQ	PRFZ	Tue, Sep 20, 2022	31.54	31.62	31.28	31.49
4025	NASDAQ	PRFZ	Mon, Sep 19, 2022	31.30	31.98	31.30	31.94
4024	NASDAQ	PRFZ	Fri, Sep 16, 2022	31.73	31.78	31.44	31.78
4023	NASDAQ	PRFZ	Thu, Sep 15, 2022	32.19	32.55	32.03	32.16
4022	NASDAQ	PRFZ	Wed, Sep 14, 2022	32.35	32.43	32.07	32.38
4021	NASDAQ	PRFZ	Tue, Sep 13, 2022	32.67	32.88	32.19	32.28
4020	NASDAQ	PRFZ	Mon, Sep 12, 2022	33.37	33.55	33.31	33.48
4019	NASDAQ	PRFZ	Fri, Sep 9, 2022	32.77	33.17	32.77	33.12
4018	NASDAQ	PRFZ	Thu, Sep 8, 2022	32.10	32.48	31.88	32.47
4017	NASDAQ	PRFZ	Wed, Sep 7, 2022	31.66	32.32	31.66	32.32
4016	NASDAQ	PRFZ	Tue, Sep 6, 2022	32.18	32.18	31.66	31.74
4015	NASDAQ	PRFZ	Fri, Sep 2, 2022	32.59	32.62	31.93	32.02
4014	NASDAQ	PRFZ	Thu, Sep 1, 2022	32.27	32.27	31.86	32.18
4013	NASDAQ	PRFZ	Wed, Aug 31, 2022	32.94	32.95	32.58	32.61
4012	NASDAQ	PRFZ	Tue, Aug 30, 2022	33.43	33.43	32.68	32.81
4011	NASDAQ	PRFZ	Mon, Aug 29, 2022	33.35	33.60	33.33	33.37
4010	NASDAQ	PRFZ	Fri, Aug 26, 2022	34.69	34.69	33.65	33.66
4009	NASDAQ	PRFZ	Thu, Aug 25, 2022	34.32	34.67	34.28	34.66
4008	NASDAQ	PRFZ	Wed, Aug 24, 2022	33.93	34.20	33.82	34.12
4007	NASDAQ	PRFZ	Tue, Aug 23, 2022	34.05	34.29	33.93	33.97
4006	NASDAQ	PRFZ	Mon, Aug 22, 2022	34.20	34.20	33.92	33.96
4005	NASDAQ	PRFZ	Fri, Aug 19, 2022	34.92	34.92	34.57	34.60
4004	NASDAQ	PRFZ	Thu, Aug 18, 2022	35.20	35.37	35.05	35.36
4003	NASDAQ	PRFZ	Wed, Aug 17, 2022	35.22	35.31	34.84	35.08
4002	NASDAQ	PRFZ	Tue, Aug 16, 2022	35.39	35.70	35.33	35.55
4001	NASDAQ	PRFZ	Mon, Aug 15, 2022	35.07	35.52	35.04	35.51
4000	NASDAQ	PRFZ	Fri, Aug 12, 2022	35.00	35.39	34.88	35.39
3999	NASDAQ	PRFZ	Thu, Aug 11, 2022	34.93	35.18	34.78	34.80
3998	NASDAQ	PRFZ	Wed, Aug 10, 2022	34.49	34.67	34.34	34.67
3997	NASDAQ	PRFZ	Tue, Aug 9, 2022	34.14	34.14	33.73	33.83
3996	NASDAQ	PRFZ	Mon, Aug 8, 2022	34.23	34.56	34.22	34.33
3995	NASDAQ	PRFZ	Fri, Aug 5, 2022	33.51	34.06	33.51	34.03
3994	NASDAQ	PRFZ	Thu, Aug 4, 2022	33.98	33.99	33.81	33.86
3993	NASDAQ	PRFZ	Wed, Aug 3, 2022	33.78	34.08	33.72	34.02
3992	NASDAQ	PRFZ	Tue, Aug 2, 2022	33.63	33.97	33.51	33.64
3991	NASDAQ	PRFZ	Mon, Aug 1, 2022	33.49	33.94	33.29	33.77
3990	NASDAQ	PRFZ	Fri, Jul 29, 2022	33.57	33.76	33.37	33.75
3989	NASDAQ	PRFZ	Thu, Jul 28, 2022	33.22	33.49	32.89	33.47
3988	NASDAQ	PRFZ	Wed, Jul 27, 2022	32.60	33.14	32.47	33.04
3987	NASDAQ	PRFZ	Tue, Jul 26, 2022	32.37	32.40	32.25	32.31
3986	NASDAQ	PRFZ	Mon, Jul 25, 2022	32.40	32.57	32.15	32.52
3985	NASDAQ	PRFZ	Fri, Jul 22, 2022	32.76	32.77	32.08	32.26
3984	NASDAQ	PRFZ	Thu, Jul 21, 2022	32.42	32.70	32.14	32.70
3983	NASDAQ	PRFZ	Wed, Jul 20, 2022	32.13	32.63	32.10	32.61
3982	NASDAQ	PRFZ	Tue, Jul 19, 2022	31.47	32.15	31.47	32.13
3981	NASDAQ	PRFZ	Mon, Jul 18, 2022	31.44	31.62	31.03	31.09
3980	NASDAQ	PRFZ	Fri, Jul 15, 2022	30.79	31.10	30.47	31.08
3979	NASDAQ	PRFZ	Thu, Jul 14, 2022	30.36	30.50	30.05	30.45
3978	NASDAQ	PRFZ	Wed, Jul 13, 2022	30.43	30.93	30.43	30.81
3977	NASDAQ	PRFZ	Tue, Jul 12, 2022	30.85	31.15	30.70	30.87
3976	NASDAQ	PRFZ	Mon, Jul 11, 2022	31.23	31.28	30.89	30.92
3975	NASDAQ	PRFZ	Fri, Jul 8, 2022	31.37	31.66	31.18	31.46
3974	NASDAQ	PRFZ	Thu, Jul 7, 2022	31.09	31.54	31.09	31.50
3973	NASDAQ	PRFZ	Wed, Jul 6, 2022	31.08	31.19	30.49	30.81
3972	NASDAQ	PRFZ	Tue, Jul 5, 2022	30.56	31.11	30.17	31.11
3971	NASDAQ	PRFZ	Fri, Jul 1, 2022	30.63	31.07	30.39	31.06
3970	NASDAQ	PRFZ	Thu, Jun 30, 2022	30.48	30.98	30.24	30.67
3969	NASDAQ	PRFZ	Wed, Jun 29, 2022	31.33	31.33	30.67	30.90
3968	NASDAQ	PRFZ	Tue, Jun 28, 2022	32.07	32.22	31.26	31.26
3967	NASDAQ	PRFZ	Mon, Jun 27, 2022	31.75	32.01	31.52	31.80
3966	NASDAQ	PRFZ	Fri, Jun 24, 2022	30.98	31.62	30.98	31.61
3965	NASDAQ	PRFZ	Thu, Jun 23, 2022	30.58	30.76	30.26	30.71
3964	NASDAQ	PRFZ	Wed, Jun 22, 2022	30.08	30.69	30.08	30.44
3963	NASDAQ	PRFZ	Tue, Jun 21, 2022	30.54	30.92	30.35	30.56
3962	NASDAQ	PRFZ	Fri, Jun 17, 2022	29.99	30.44	29.85	30.17
3961	NASDAQ	PRFZ	Thu, Jun 16, 2022	30.62	30.65	29.69	29.82
3960	NASDAQ	PRFZ	Wed, Jun 15, 2022	31.19	31.64	30.83	31.31
3959	NASDAQ	PRFZ	Tue, Jun 14, 2022	31.10	31.15	30.60	30.85
3958	NASDAQ	PRFZ	Mon, Jun 13, 2022	31.56	31.80	30.81	30.89
3957	NASDAQ	PRFZ	Fri, Jun 10, 2022	32.76	32.92	32.33	32.48
3956	NASDAQ	PRFZ	Thu, Jun 9, 2022	33.73	33.90	33.34	33.34
3955	NASDAQ	PRFZ	Wed, Jun 8, 2022	34.18	34.43	33.92	34.01
3954	NASDAQ	PRFZ	Tue, Jun 7, 2022	33.84	34.52	33.82	34.52
3953	NASDAQ	PRFZ	Mon, Jun 6, 2022	34.12	34.28	33.96	34.12
3952	NASDAQ	PRFZ	Fri, Jun 3, 2022	33.97	34.05	33.77	33.91
3951	NASDAQ	PRFZ	Thu, Jun 2, 2022	33.50	34.26	33.50	34.26
3950	NASDAQ	PRFZ	Wed, Jun 1, 2022	33.81	33.86	33.09	33.52
3949	NASDAQ	PRFZ	Tue, May 31, 2022	33.87	33.92	33.49	33.63
3948	NASDAQ	PRFZ	Fri, May 27, 2022	33.42	34.00	33.41	34.00
3947	NASDAQ	PRFZ	Thu, May 26, 2022	32.80	33.42	32.74	33.26
3946	NASDAQ	PRFZ	Wed, May 25, 2022	31.78	32.64	31.78	32.52
3945	NASDAQ	PRFZ	Tue, May 24, 2022	32.02	32.02	31.30	31.90
3944	NASDAQ	PRFZ	Mon, May 23, 2022	32.38	32.47	31.93	32.34
3943	NASDAQ	PRFZ	Fri, May 20, 2022	32.43	32.43	31.33	32.00
3942	NASDAQ	PRFZ	Thu, May 19, 2022	31.93	32.51	31.88	32.16
3941	NASDAQ	PRFZ	Wed, May 18, 2022	32.73	32.96	31.97	32.10
3940	NASDAQ	PRFZ	Tue, May 17, 2022	32.78	33.18	32.62	33.18
3939	NASDAQ	PRFZ	Mon, May 16, 2022	32.29	32.51	32.11	32.22
3938	NASDAQ	PRFZ	Fri, May 13, 2022	31.83	32.50	31.83	32.36
3937	NASDAQ	PRFZ	Thu, May 12, 2022	30.77	31.59	30.74	31.40
3936	NASDAQ	PRFZ	Wed, May 11, 2022	31.60	32.23	30.99	31.04
3935	NASDAQ	PRFZ	Tue, May 10, 2022	32.26	32.30	31.01	31.61
3934	NASDAQ	PRFZ	Mon, May 9, 2022	32.49	32.65	31.65	31.73
3933	NASDAQ	PRFZ	Fri, May 6, 2022	33.44	33.46	32.73	33.04
3932	NASDAQ	PRFZ	Thu, May 5, 2022	34.53	34.53	33.24	33.53
3931	NASDAQ	PRFZ	Wed, May 4, 2022	34.11	34.86	33.58	34.84
3930	NASDAQ	PRFZ	Tue, May 3, 2022	33.68	34.10	33.51	33.96
3929	NASDAQ	PRFZ	Mon, May 2, 2022	33.38	33.83	32.97	33.68
3928	NASDAQ	PRFZ	Fri, Apr 29, 2022	34.18	34.49	33.36	33.40
3927	NASDAQ	PRFZ	Thu, Apr 28, 2022	34.03	34.45	33.35	34.34
3926	NASDAQ	PRFZ	Wed, Apr 27, 2022	33.73	34.05	33.51	33.63
3925	NASDAQ	PRFZ	Tue, Apr 26, 2022	34.49	34.49	33.72	33.72
3924	NASDAQ	PRFZ	Mon, Apr 25, 2022	34.27	34.69	33.94	34.67
3923	NASDAQ	PRFZ	Fri, Apr 22, 2022	35.31	35.43	34.54	34.56
3922	NASDAQ	PRFZ	Thu, Apr 21, 2022	36.60	36.64	35.40	35.49
3921	NASDAQ	PRFZ	Wed, Apr 20, 2022	36.38	36.54	36.24	36.27
3920	NASDAQ	PRFZ	Tue, Apr 19, 2022	35.51	36.27	35.51	36.17
3919	NASDAQ	PRFZ	Mon, Apr 18, 2022	35.59	35.62	35.34	35.49
3918	NASDAQ	PRFZ	Thu, Apr 14, 2022	35.96	36.11	35.66	35.66
3917	NASDAQ	PRFZ	Wed, Apr 13, 2022	35.33	35.98	35.28	35.89
3916	NASDAQ	PRFZ	Tue, Apr 12, 2022	35.53	35.95	35.18	35.26
3915	NASDAQ	PRFZ	Mon, Apr 11, 2022	35.19	35.60	35.12	35.15
3914	NASDAQ	PRFZ	Fri, Apr 8, 2022	35.52	35.76	35.30	35.35
3913	NASDAQ	PRFZ	Thu, Apr 7, 2022	35.66	35.68	35.05	35.51
3912	NASDAQ	PRFZ	Wed, Apr 6, 2022	35.82	35.82	35.41	35.60
3911	NASDAQ	PRFZ	Tue, Apr 5, 2022	37.05	37.16	36.02	36.13
3910	NASDAQ	PRFZ	Mon, Apr 4, 2022	37.03	37.03	36.74	36.93
3909	NASDAQ	PRFZ	Fri, Apr 1, 2022	36.67	36.95	36.53	36.89
3908	NASDAQ	PRFZ	Thu, Mar 31, 2022	36.90	37.08	36.52	36.53
3907	NASDAQ	PRFZ	Wed, Mar 30, 2022	37.44	37.55	36.75	36.92
3906	NASDAQ	PRFZ	Tue, Mar 29, 2022	36.87	37.63	36.87	37.58
3905	NASDAQ	PRFZ	Mon, Mar 28, 2022	36.69	36.69	36.21	36.63
3904	NASDAQ	PRFZ	Fri, Mar 25, 2022	36.75	36.81	36.52	36.72
3903	NASDAQ	PRFZ	Thu, Mar 24, 2022	36.40	36.65	36.22	36.65
3902	NASDAQ	PRFZ	Wed, Mar 23, 2022	36.69	36.81	36.30	36.32
3901	NASDAQ	PRFZ	Tue, Mar 22, 2022	36.72	36.97	36.72	36.90
3900	NASDAQ	PRFZ	Mon, Mar 21, 2022	36.79	37.06	36.37	36.59
3899	NASDAQ	PRFZ	Fri, Mar 18, 2022	36.51	36.95	36.43	36.92
3898	NASDAQ	PRFZ	Thu, Mar 17, 2022	36.11	36.67	36.11	36.65
3897	NASDAQ	PRFZ	Wed, Mar 16, 2022	35.74	36.24	35.50	36.24
3896	NASDAQ	PRFZ	Tue, Mar 15, 2022	35.14	35.43	35.01	35.41
3895	NASDAQ	PRFZ	Mon, Mar 14, 2022	35.52	35.57	34.88	35.02
3894	NASDAQ	PRFZ	Fri, Mar 11, 2022	36.10	36.17	35.47	35.47
3893	NASDAQ	PRFZ	Thu, Mar 10, 2022	35.47	35.94	35.42	35.91
3892	NASDAQ	PRFZ	Wed, Mar 9, 2022	35.72	36.06	35.67	35.88
3891	NASDAQ	PRFZ	Tue, Mar 8, 2022	35.27	35.87	35.09	35.16
3890	NASDAQ	PRFZ	Mon, Mar 7, 2022	35.98	36.04	35.05	35.08
3889	NASDAQ	PRFZ	Fri, Mar 4, 2022	36.07	36.14	35.60	35.96
3888	NASDAQ	PRFZ	Thu, Mar 3, 2022	36.65	36.65	36.20	36.41
3887	NASDAQ	PRFZ	Wed, Mar 2, 2022	36.02	36.78	36.02	36.61
3886	NASDAQ	PRFZ	Tue, Mar 1, 2022	36.34	36.39	35.41	35.63
3885	NASDAQ	PRFZ	Mon, Feb 28, 2022	35.89	36.44	35.84	36.29
3884	NASDAQ	PRFZ	Fri, Feb 25, 2022	35.54	36.21	35.36	36.19
3883	NASDAQ	PRFZ	Thu, Feb 24, 2022	33.93	35.42	33.93	35.37
3882	NASDAQ	PRFZ	Wed, Feb 23, 2022	35.60	35.71	34.74	34.80
3881	NASDAQ	PRFZ	Tue, Feb 22, 2022	35.70	35.87	35.14	35.34
3880	NASDAQ	PRFZ	Fri, Feb 18, 2022	35.95	36.24	35.69	35.77
3879	NASDAQ	PRFZ	Thu, Feb 17, 2022	36.45	36.45	35.94	36.02
3878	NASDAQ	PRFZ	Wed, Feb 16, 2022	36.50	36.82	36.41	36.70
3877	NASDAQ	PRFZ	Tue, Feb 15, 2022	36.15	36.58	36.13	36.56
3876	NASDAQ	PRFZ	Mon, Feb 14, 2022	36.02	36.14	35.52	35.75
3875	NASDAQ	PRFZ	Fri, Feb 11, 2022	36.13	36.51	35.60	35.88
3874	NASDAQ	PRFZ	Thu, Feb 10, 2022	36.11	36.88	35.92	36.06
3873	NASDAQ	PRFZ	Wed, Feb 9, 2022	36.31	36.58	36.31	36.58
3872	NASDAQ	PRFZ	Tue, Feb 8, 2022	35.56	36.14	35.55	36.07
3871	NASDAQ	PRFZ	Mon, Feb 7, 2022	35.42	35.72	35.33	35.46
3870	NASDAQ	PRFZ	Fri, Feb 4, 2022	35.29	35.58	34.86	35.36
3869	NASDAQ	PRFZ	Thu, Feb 3, 2022	35.42	35.80	35.25	35.25
3868	NASDAQ	PRFZ	Wed, Feb 2, 2022	36.19	36.21	35.55	35.81
3867	NASDAQ	PRFZ	Tue, Feb 1, 2022	35.75	36.10	35.36	36.08
3866	NASDAQ	PRFZ	Mon, Jan 31, 2022	34.77	35.67	34.77	35.67
3865	NASDAQ	PRFZ	Fri, Jan 28, 2022	34.31	34.90	33.87	34.87
3864	NASDAQ	PRFZ	Thu, Jan 27, 2022	35.33	35.61	34.24	34.40
3863	NASDAQ	PRFZ	Wed, Jan 26, 2022	35.95	36.19	34.66	35.02
3862	NASDAQ	PRFZ	Tue, Jan 25, 2022	35.30	35.90	34.72	35.47
3861	NASDAQ	PRFZ	Mon, Jan 24, 2022	34.47	35.85	34.26	35.82
3860	NASDAQ	PRFZ	Fri, Jan 21, 2022	35.43	36.00	35.12	35.19
3859	NASDAQ	PRFZ	Thu, Jan 20, 2022	36.48	36.93	35.58	35.64
3858	NASDAQ	PRFZ	Wed, Jan 19, 2022	37.15	37.15	36.32	36.32
3857	NASDAQ	PRFZ	Tue, Jan 18, 2022	37.47	37.47	36.86	36.92
3856	NASDAQ	PRFZ	Fri, Jan 14, 2022	37.40	37.76	37.26	37.76
3855	NASDAQ	PRFZ	Thu, Jan 13, 2022	38.09	38.20	37.67	37.72
3854	NASDAQ	PRFZ	Wed, Jan 12, 2022	38.13	38.24	37.65	37.86
3853	NASDAQ	PRFZ	Tue, Jan 11, 2022	37.65	38.03	37.32	37.94
3852	NASDAQ	PRFZ	Mon, Jan 10, 2022	37.61	37.66	37.08	37.61
3851	NASDAQ	PRFZ	Fri, Jan 7, 2022	38.12	38.20	37.80	37.81
3850	NASDAQ	PRFZ	Thu, Jan 6, 2022	38.03	38.37	37.81	38.16
3849	NASDAQ	PRFZ	Wed, Jan 5, 2022	38.91	39.01	37.93	37.93
3848	NASDAQ	PRFZ	Tue, Jan 4, 2022	38.95	39.01	38.70	38.94
3847	NASDAQ	PRFZ	Mon, Jan 3, 2022	38.55	38.91	38.43	38.63
3846	NASDAQ	PRFZ	Fri, Dec 31, 2021	38.29	38.45	38.23	38.34
3845	NASDAQ	PRFZ	Thu, Dec 30, 2021	38.43	38.65	38.36	38.36
3844	NASDAQ	PRFZ	Wed, Dec 29, 2021	38.22	38.45	38.18	38.32
3843	NASDAQ	PRFZ	Tue, Dec 28, 2021	38.43	38.54	38.20	38.24
3842	NASDAQ	PRFZ	Mon, Dec 27, 2021	37.84	38.37	37.75	38.37
3841	NASDAQ	PRFZ	Thu, Dec 23, 2021	37.71	37.96	37.71	37.86
3840	NASDAQ	PRFZ	Wed, Dec 22, 2021	37.15	37.62	37.15	37.62
3839	NASDAQ	PRFZ	Tue, Dec 21, 2021	36.61	37.20	36.61	37.13
3838	NASDAQ	PRFZ	Mon, Dec 20, 2021	36.15	36.23	35.64	36.22
3837	NASDAQ	PRFZ	Fri, Dec 17, 2021	36.44	37.11	36.39	36.82
3836	NASDAQ	PRFZ	Thu, Dec 16, 2021	37.44	37.56	36.69	36.77
3835	NASDAQ	PRFZ	Wed, Dec 15, 2021	36.69	37.33	36.44	37.19
3834	NASDAQ	PRFZ	Tue, Dec 14, 2021	36.78	37.33	36.75	36.81
3833	NASDAQ	PRFZ	Mon, Dec 13, 2021	37.54	37.54	37.03	37.08
3832	NASDAQ	PRFZ	Fri, Dec 10, 2021	37.83	37.83	37.39	37.66
3831	NASDAQ	PRFZ	Thu, Dec 9, 2021	37.94	38.10	37.68	37.68
3830	NASDAQ	PRFZ	Wed, Dec 8, 2021	38.16	38.37	38.14	38.30
3829	NASDAQ	PRFZ	Tue, Dec 7, 2021	37.98	38.33	37.98	37.98
3828	NASDAQ	PRFZ	Mon, Dec 6, 2021	37.05	37.64	36.78	37.41
3827	NASDAQ	PRFZ	Fri, Dec 3, 2021	37.45	37.45	36.42	36.70
3826	NASDAQ	PRFZ	Thu, Dec 2, 2021	36.47	37.32	36.47	37.19
3825	NASDAQ	PRFZ	Wed, Dec 1, 2021	37.53	37.78	36.23	36.23
3824	NASDAQ	PRFZ	Tue, Nov 30, 2021	37.29	37.42	36.64	36.83
3823	NASDAQ	PRFZ	Mon, Nov 29, 2021	38.33	38.33	37.57	37.70
3822	NASDAQ	PRFZ	Fri, Nov 26, 2021	38.07	38.07	37.24	37.75
3821	NASDAQ	PRFZ	Wed, Nov 24, 2021	38.84	39.18	38.84	39.15
3820	NASDAQ	PRFZ	Tue, Nov 23, 2021	39.37	39.37	38.90	39.19
3819	NASDAQ	PRFZ	Mon, Nov 22, 2021	39.20	39.63	39.16	39.16
3818	NASDAQ	PRFZ	Fri, Nov 19, 2021	39.10	39.20	38.99	39.00
3817	NASDAQ	PRFZ	Thu, Nov 18, 2021	39.64	39.64	39.18	39.40
3816	NASDAQ	PRFZ	Wed, Nov 17, 2021	39.69	39.73	39.41	39.52
3815	NASDAQ	PRFZ	Tue, Nov 16, 2021	39.85	40.03	39.78	39.95
3814	NASDAQ	PRFZ	Mon, Nov 15, 2021	40.17	40.17	39.77	39.88
3813	NASDAQ	PRFZ	Fri, Nov 12, 2021	40.02	40.08	39.93	39.99
3812	NASDAQ	PRFZ	Thu, Nov 11, 2021	39.87	40.11	39.70	39.96
3811	NASDAQ	PRFZ	Wed, Nov 10, 2021	40.00	40.08	39.56	39.66
3810	NASDAQ	PRFZ	Tue, Nov 9, 2021	40.16	40.16	39.95	40.06
3809	NASDAQ	PRFZ	Mon, Nov 8, 2021	40.30	40.44	40.13	40.20
3808	NASDAQ	PRFZ	Fri, Nov 5, 2021	40.04	40.20	39.88	40.10
3807	NASDAQ	PRFZ	Thu, Nov 4, 2021	39.65	39.87	39.31	39.45
3806	NASDAQ	PRFZ	Wed, Nov 3, 2021	38.81	39.67	38.81	39.55
3805	NASDAQ	PRFZ	Tue, Nov 2, 2021	39.03	39.03	38.68	38.82
3804	NASDAQ	PRFZ	Mon, Nov 1, 2021	38.30	38.92	38.30	38.91
3803	NASDAQ	PRFZ	Fri, Oct 29, 2021	37.98	38.14	37.92	38.08
3802	NASDAQ	PRFZ	Thu, Oct 28, 2021	37.55	38.02	37.55	38.02
3801	NASDAQ	PRFZ	Wed, Oct 27, 2021	37.95	37.99	37.42	37.43
3800	NASDAQ	PRFZ	Tue, Oct 26, 2021	38.45	38.54	38.11	38.13
3799	NASDAQ	PRFZ	Mon, Oct 25, 2021	38.27	38.51	38.27	38.46
3798	NASDAQ	PRFZ	Fri, Oct 22, 2021	38.22	38.22	37.98	38.11
3797	NASDAQ	PRFZ	Thu, Oct 21, 2021	37.95	38.22	37.92	38.09
3796	NASDAQ	PRFZ	Wed, Oct 20, 2021	37.79	38.12	37.78	38.06
3795	NASDAQ	PRFZ	Tue, Oct 19, 2021	37.94	37.94	37.65	37.76
3794	NASDAQ	PRFZ	Mon, Oct 18, 2021	37.63	37.84	37.63	37.78
3793	NASDAQ	PRFZ	Fri, Oct 15, 2021	38.03	38.20	37.69	37.69
3792	NASDAQ	PRFZ	Thu, Oct 14, 2021	37.53	37.75	37.53	37.74
3791	NASDAQ	PRFZ	Wed, Oct 13, 2021	37.28	37.30	36.97	37.29
3790	NASDAQ	PRFZ	Tue, Oct 12, 2021	37.17	37.39	37.12	37.31
3789	NASDAQ	PRFZ	Mon, Oct 11, 2021	37.49	37.54	37.13	37.13
3788	NASDAQ	PRFZ	Fri, Oct 8, 2021	37.52	37.60	37.33	37.34
3787	NASDAQ	PRFZ	Thu, Oct 7, 2021	37.25	37.73	37.25	37.50
3786	NASDAQ	PRFZ	Wed, Oct 6, 2021	36.78	36.97	36.49	36.88
3785	NASDAQ	PRFZ	Tue, Oct 5, 2021	37.13	37.32	37.07	37.18
3784	NASDAQ	PRFZ	Mon, Oct 4, 2021	37.36	37.36	36.96	37.05
3783	NASDAQ	PRFZ	Fri, Oct 1, 2021	36.78	37.39	36.53	37.19
3782	NASDAQ	PRFZ	Thu, Sep 30, 2021	37.14	37.18	36.50	36.50
3781	NASDAQ	PRFZ	Wed, Sep 29, 2021	36.94	37.02	36.84	36.89
3780	NASDAQ	PRFZ	Tue, Sep 28, 2021	37.28	37.28	36.93	36.97
3779	NASDAQ	PRFZ	Mon, Sep 27, 2021	37.06	37.70	37.06	37.58
3778	NASDAQ	PRFZ	Fri, Sep 24, 2021	36.72	37.05	36.72	37.01
3777	NASDAQ	PRFZ	Thu, Sep 23, 2021	36.43	37.01	36.43	36.90
3776	NASDAQ	PRFZ	Wed, Sep 22, 2021	35.83	36.49	35.83	36.29
3775	NASDAQ	PRFZ	Tue, Sep 21, 2021	35.92	35.92	35.55	35.75
3774	NASDAQ	PRFZ	Mon, Sep 20, 2021	35.92	35.92	35.30	35.72
3773	NASDAQ	PRFZ	Fri, Sep 17, 2021	36.60	36.60	36.30	36.39
3772	NASDAQ	PRFZ	Thu, Sep 16, 2021	36.64	36.73	36.52	36.67
3771	NASDAQ	PRFZ	Wed, Sep 15, 2021	36.25	36.71	36.15	36.68
3770	NASDAQ	PRFZ	Tue, Sep 14, 2021	37.00	37.00	36.21	36.26
3769	NASDAQ	PRFZ	Mon, Sep 13, 2021	36.86	36.86	36.58	36.70
3768	NASDAQ	PRFZ	Fri, Sep 10, 2021	36.99	36.99	36.49	36.50
3767	NASDAQ	PRFZ	Thu, Sep 9, 2021	36.75	37.11	36.75	36.86
3766	NASDAQ	PRFZ	Wed, Sep 8, 2021	37.09	37.09	36.79	36.85
3765	NASDAQ	PRFZ	Tue, Sep 7, 2021	37.46	37.54	37.22	37.22
3764	NASDAQ	PRFZ	Fri, Sep 3, 2021	37.64	37.64	37.34	37.50
3763	NASDAQ	PRFZ	Thu, Sep 2, 2021	37.49	37.82	37.49	37.67
3762	NASDAQ	PRFZ	Wed, Sep 1, 2021	37.36	37.56	37.28	37.46
3761	NASDAQ	PRFZ	Tue, Aug 31, 2021	37.17	37.40	37.07	37.30
3760	NASDAQ	PRFZ	Mon, Aug 30, 2021	37.55	37.64	37.27	37.27
3759	NASDAQ	PRFZ	Fri, Aug 27, 2021	36.66	37.55	36.66	37.48
3758	NASDAQ	PRFZ	Thu, Aug 26, 2021	36.91	36.92	36.57	36.58
3757	NASDAQ	PRFZ	Wed, Aug 25, 2021	36.98	37.19	36.98	37.13
3756	NASDAQ	PRFZ	Tue, Aug 24, 2021	36.61	36.93	36.61	36.86
3755	NASDAQ	PRFZ	Mon, Aug 23, 2021	36.29	36.54	36.29	36.48
3754	NASDAQ	PRFZ	Fri, Aug 20, 2021	35.44	36.05	35.44	35.96
3753	NASDAQ	PRFZ	Thu, Aug 19, 2021	35.40	35.70	35.33	35.46
3752	NASDAQ	PRFZ	Wed, Aug 18, 2021	36.15	36.40	36.03	36.19
3751	NASDAQ	PRFZ	Tue, Aug 17, 2021	36.36	36.36	35.93	36.16
3750	NASDAQ	PRFZ	Mon, Aug 16, 2021	36.63	36.74	36.39	36.64
3749	NASDAQ	PRFZ	Fri, Aug 13, 2021	37.04	37.04	36.83	36.83
3748	NASDAQ	PRFZ	Thu, Aug 12, 2021	37.21	37.21	36.88	37.04
3747	NASDAQ	PRFZ	Wed, Aug 11, 2021	36.95	37.18	36.74	37.18
3746	NASDAQ	PRFZ	Tue, Aug 10, 2021	36.65	36.96	36.65	36.90
3745	NASDAQ	PRFZ	Mon, Aug 9, 2021	36.73	36.77	36.54	36.60
3744	NASDAQ	PRFZ	Fri, Aug 6, 2021	36.67	36.94	36.67	36.86
3743	NASDAQ	PRFZ	Thu, Aug 5, 2021	36.35	36.60	36.25	36.54
3742	NASDAQ	PRFZ	Wed, Aug 4, 2021	36.29	36.45	35.98	35.98
3741	NASDAQ	PRFZ	Tue, Aug 3, 2021	36.45	36.61	35.99	36.60
3740	NASDAQ	PRFZ	Mon, Aug 2, 2021	36.61	37.15	36.36	36.36
3739	NASDAQ	PRFZ	Fri, Jul 30, 2021	36.59	36.89	36.46	36.49
3738	NASDAQ	PRFZ	Thu, Jul 29, 2021	36.66	36.88	36.58	36.74
3737	NASDAQ	PRFZ	Wed, Jul 28, 2021	36.10	36.54	35.80	36.28
3736	NASDAQ	PRFZ	Tue, Jul 27, 2021	36.11	36.13	35.69	35.94
3735	NASDAQ	PRFZ	Mon, Jul 26, 2021	36.09	36.46	36.09	36.29
3734	NASDAQ	PRFZ	Fri, Jul 23, 2021	36.05	36.19	35.82	35.99
3733	NASDAQ	PRFZ	Thu, Jul 22, 2021	36.22	36.22	35.67	35.85
3732	NASDAQ	PRFZ	Wed, Jul 21, 2021	35.77	36.43	35.77	36.30
3731	NASDAQ	PRFZ	Tue, Jul 20, 2021	34.72	35.93	34.72	35.70
3730	NASDAQ	PRFZ	Mon, Jul 19, 2021	34.70	35.07	34.42	34.59
3729	NASDAQ	PRFZ	Fri, Jul 16, 2021	36.15	36.16	35.38	35.38
3728	NASDAQ	PRFZ	Thu, Jul 15, 2021	35.81	36.07	35.59	35.95
3727	NASDAQ	PRFZ	Wed, Jul 14, 2021	36.62	36.74	36.04	36.07
3726	NASDAQ	PRFZ	Tue, Jul 13, 2021	36.91	36.91	36.46	36.46
3725	NASDAQ	PRFZ	Mon, Jul 12, 2021	36.81	37.10	36.81	37.10
3724	NASDAQ	PRFZ	Fri, Jul 9, 2021	36.68	36.95	36.68	36.95
3723	NASDAQ	PRFZ	Thu, Jul 8, 2021	35.86	36.43	35.86	36.14
3722	NASDAQ	PRFZ	Wed, Jul 7, 2021	36.71	36.94	36.33	36.62
3721	NASDAQ	PRFZ	Tue, Jul 6, 2021	37.33	37.33	36.53	36.82
3720	NASDAQ	PRFZ	Fri, Jul 2, 2021	37.52	37.52	37.32	37.39
3719	NASDAQ	PRFZ	Thu, Jul 1, 2021	37.55	37.75	37.53	37.67
3718	NASDAQ	PRFZ	Wed, Jun 30, 2021	37.29	37.48	37.20	37.37
3717	NASDAQ	PRFZ	Tue, Jun 29, 2021	37.48	37.52	37.27	37.30
3716	NASDAQ	PRFZ	Mon, Jun 28, 2021	37.89	37.89	37.27	37.44
3715	NASDAQ	PRFZ	Fri, Jun 25, 2021	37.95	38.18	37.89	37.89
3714	NASDAQ	PRFZ	Thu, Jun 24, 2021	37.55	37.87	37.46	37.86
3713	NASDAQ	PRFZ	Wed, Jun 23, 2021	37.41	37.61	37.40	37.51
3712	NASDAQ	PRFZ	Tue, Jun 22, 2021	37.09	37.36	36.97	37.31
3711	NASDAQ	PRFZ	Mon, Jun 21, 2021	36.57	37.21	36.57	37.19
3710	NASDAQ	PRFZ	Fri, Jun 18, 2021	36.89	36.89	36.36	36.41
3709	NASDAQ	PRFZ	Thu, Jun 17, 2021	37.78	37.78	36.81	37.17
3708	NASDAQ	PRFZ	Wed, Jun 16, 2021	37.72	37.86	37.57	37.81
3707	NASDAQ	PRFZ	Tue, Jun 15, 2021	37.70	37.89	37.57	37.82
3706	NASDAQ	PRFZ	Mon, Jun 14, 2021	38.17	38.25	37.73	37.79
3705	NASDAQ	PRFZ	Fri, Jun 11, 2021	37.74	38.04	37.74	38.04
3704	NASDAQ	PRFZ	Thu, Jun 10, 2021	38.07	38.19	37.62	37.68
3703	NASDAQ	PRFZ	Wed, Jun 9, 2021	38.11	38.18	37.97	37.97
3702	NASDAQ	PRFZ	Tue, Jun 8, 2021	37.91	38.31	37.86	38.27
3701	NASDAQ	PRFZ	Mon, Jun 7, 2021	37.59	37.89	37.59	37.83
3700	NASDAQ	PRFZ	Fri, Jun 4, 2021	37.59	37.59	37.36	37.52
3699	NASDAQ	PRFZ	Thu, Jun 3, 2021	37.38	37.52	37.37	37.42
3698	NASDAQ	PRFZ	Wed, Jun 2, 2021	37.80	37.80	37.57	37.73
3697	NASDAQ	PRFZ	Tue, Jun 1, 2021	37.31	37.71	37.31	37.68
3696	NASDAQ	PRFZ	Fri, May 28, 2021	37.32	37.32	37.02	37.09
3695	NASDAQ	PRFZ	Thu, May 27, 2021	36.95	37.19	36.95	37.17
3694	NASDAQ	PRFZ	Wed, May 26, 2021	36.30	36.70	36.29	36.70
3693	NASDAQ	PRFZ	Tue, May 25, 2021	36.85	36.85	36.04	36.10
3692	NASDAQ	PRFZ	Mon, May 24, 2021	36.34	36.68	36.34	36.57
3691	NASDAQ	PRFZ	Fri, May 21, 2021	36.50	36.50	36.36	36.40
3690	NASDAQ	PRFZ	Thu, May 20, 2021	36.05	36.25	35.75	36.23
3689	NASDAQ	PRFZ	Wed, May 19, 2021	35.69	36.01	35.40	35.99
3688	NASDAQ	PRFZ	Tue, May 18, 2021	36.53	36.65	36.25	36.25
3687	NASDAQ	PRFZ	Mon, May 17, 2021	36.20	36.48	36.01	36.46
3686	NASDAQ	PRFZ	Fri, May 14, 2021	35.95	36.41	35.95	36.38
3685	NASDAQ	PRFZ	Thu, May 13, 2021	35.07	35.74	35.04	35.60
3684	NASDAQ	PRFZ	Wed, May 12, 2021	35.86	35.86	34.89	34.95
3683	NASDAQ	PRFZ	Tue, May 11, 2021	35.46	36.11	35.46	36.05
3682	NASDAQ	PRFZ	Mon, May 10, 2021	36.99	37.03	36.28	36.31
3681	NASDAQ	PRFZ	Fri, May 7, 2021	36.30	36.91	36.30	36.90
3680	NASDAQ	PRFZ	Thu, May 6, 2021	36.31	36.44	35.92	36.43
3679	NASDAQ	PRFZ	Wed, May 5, 2021	36.48	36.48	36.17	36.32
3678	NASDAQ	PRFZ	Tue, May 4, 2021	36.39	36.39	36.03	36.24
3677	NASDAQ	PRFZ	Mon, May 3, 2021	36.43	36.78	36.33	36.68
3676	NASDAQ	PRFZ	Fri, Apr 30, 2021	36.28	36.45	36.08	36.15
3675	NASDAQ	PRFZ	Thu, Apr 29, 2021	36.88	36.88	36.34	36.63
3674	NASDAQ	PRFZ	Wed, Apr 28, 2021	36.50	36.66	36.40	36.57
3673	NASDAQ	PRFZ	Tue, Apr 27, 2021	36.56	36.59	36.39	36.52
3672	NASDAQ	PRFZ	Mon, Apr 26, 2021	36.41	36.62	36.41	36.47
3671	NASDAQ	PRFZ	Fri, Apr 23, 2021	35.93	36.38	35.76	36.28
3670	NASDAQ	PRFZ	Thu, Apr 22, 2021	35.89	36.12	35.66	35.66
3669	NASDAQ	PRFZ	Wed, Apr 21, 2021	35.05	35.80	34.94	35.80
3668	NASDAQ	PRFZ	Tue, Apr 20, 2021	35.72	35.74	34.91	35.09
3667	NASDAQ	PRFZ	Mon, Apr 19, 2021	36.17	36.17	35.62	35.84
3666	NASDAQ	PRFZ	Fri, Apr 16, 2021	36.22	36.30	36.01	36.19
3665	NASDAQ	PRFZ	Thu, Apr 15, 2021	36.29	36.29	35.82	36.09
3664	NASDAQ	PRFZ	Wed, Apr 14, 2021	35.70	36.29	35.70	35.91
3663	NASDAQ	PRFZ	Tue, Apr 13, 2021	35.86	35.86	35.39	35.61
3662	NASDAQ	PRFZ	Mon, Apr 12, 2021	35.92	35.92	35.65	35.82
3661	NASDAQ	PRFZ	Fri, Apr 9, 2021	35.80	35.86	35.64	35.86
3660	NASDAQ	PRFZ	Thu, Apr 8, 2021	35.73	35.77	35.38	35.77
3659	NASDAQ	PRFZ	Wed, Apr 7, 2021	36.00	36.00	35.48	35.54
3658	NASDAQ	PRFZ	Tue, Apr 6, 2021	36.03	36.32	35.94	35.98
3657	NASDAQ	PRFZ	Mon, Apr 5, 2021	36.26	36.26	35.83	36.02
3656	NASDAQ	PRFZ	Thu, Apr 1, 2021	35.42	35.83	35.42	35.83
3655	NASDAQ	PRFZ	Wed, Mar 31, 2021	35.29	35.50	35.17	35.27
3654	NASDAQ	PRFZ	Tue, Mar 30, 2021	34.65	35.08	34.65	35.01
3653	NASDAQ	PRFZ	Mon, Mar 29, 2021	35.16	35.55	34.60	34.62
3652	NASDAQ	PRFZ	Fri, Mar 26, 2021	35.00	35.46	34.81	35.42
3651	NASDAQ	PRFZ	Thu, Mar 25, 2021	33.66	34.78	33.46	34.71
3650	NASDAQ	PRFZ	Wed, Mar 24, 2021	34.82	35.13	33.99	33.99
3649	NASDAQ	PRFZ	Tue, Mar 23, 2021	35.40	35.40	34.28	34.42
3648	NASDAQ	PRFZ	Mon, Mar 22, 2021	36.22	36.22	35.55	35.64
3647	NASDAQ	PRFZ	Fri, Mar 19, 2021	35.89	36.45	35.61	36.20
3646	NASDAQ	PRFZ	Thu, Mar 18, 2021	36.66	37.13	35.91	35.95
3645	NASDAQ	PRFZ	Wed, Mar 17, 2021	36.44	36.90	36.26	36.85
3644	NASDAQ	PRFZ	Tue, Mar 16, 2021	37.12	37.12	36.56	36.62
3643	NASDAQ	PRFZ	Mon, Mar 15, 2021	37.10	37.24	36.82	37.24
3642	NASDAQ	PRFZ	Fri, Mar 12, 2021	36.65	37.09	36.65	37.06
3641	NASDAQ	PRFZ	Thu, Mar 11, 2021	36.57	36.85	36.40	36.83
3640	NASDAQ	PRFZ	Wed, Mar 10, 2021	35.98	36.32	35.96	36.22
3639	NASDAQ	PRFZ	Tue, Mar 9, 2021	35.38	35.84	35.27	35.60
3638	NASDAQ	PRFZ	Mon, Mar 8, 2021	34.85	35.44	34.78	35.16
3637	NASDAQ	PRFZ	Fri, Mar 5, 2021	34.47	34.71	33.15	34.69
3636	NASDAQ	PRFZ	Thu, Mar 4, 2021	34.81	35.01	33.37	33.92
3635	NASDAQ	PRFZ	Wed, Mar 3, 2021	35.13	35.43	34.81	34.81
3634	NASDAQ	PRFZ	Tue, Mar 2, 2021	35.57	35.57	35.01	35.01
3633	NASDAQ	PRFZ	Mon, Mar 1, 2021	35.08	35.57	35.02	35.52
3632	NASDAQ	PRFZ	Fri, Feb 26, 2021	34.46	34.82	33.77	34.31
3631	NASDAQ	PRFZ	Thu, Feb 25, 2021	35.63	35.68	34.33	34.44
3630	NASDAQ	PRFZ	Wed, Feb 24, 2021	34.86	35.65	34.86	35.61
3629	NASDAQ	PRFZ	Tue, Feb 23, 2021	34.68	34.97	33.95	34.88
3628	NASDAQ	PRFZ	Mon, Feb 22, 2021	34.94	35.41	34.87	35.14
3627	NASDAQ	PRFZ	Fri, Feb 19, 2021	34.83	35.21	34.83	35.11
3626	NASDAQ	PRFZ	Thu, Feb 18, 2021	34.66	34.80	34.39	34.48
3625	NASDAQ	PRFZ	Wed, Feb 17, 2021	34.90	35.15	34.60	34.99
3624	NASDAQ	PRFZ	Tue, Feb 16, 2021	35.65	35.65	35.07	35.27
3623	NASDAQ	PRFZ	Fri, Feb 12, 2021	34.90	35.29	34.84	35.29
3622	NASDAQ	PRFZ	Thu, Feb 11, 2021	35.11	35.32	34.58	35.05
3621	NASDAQ	PRFZ	Wed, Feb 10, 2021	35.25	35.25	34.61	34.92
3620	NASDAQ	PRFZ	Tue, Feb 9, 2021	34.70	35.10	34.63	34.94
3619	NASDAQ	PRFZ	Mon, Feb 8, 2021	34.21	34.80	34.12	34.80
3618	NASDAQ	PRFZ	Fri, Feb 5, 2021	33.81	33.98	33.66	33.98
3617	NASDAQ	PRFZ	Thu, Feb 4, 2021	32.99	33.56	32.99	33.55
3616	NASDAQ	PRFZ	Wed, Feb 3, 2021	32.82	32.95	32.63	32.92
3615	NASDAQ	PRFZ	Tue, Feb 2, 2021	32.65	32.83	32.43	32.75
3614	NASDAQ	PRFZ	Mon, Feb 1, 2021	31.97	32.43	31.63	32.37
3613	NASDAQ	PRFZ	Fri, Jan 29, 2021	32.15	32.39	31.55	31.55
3612	NASDAQ	PRFZ	Thu, Jan 28, 2021	32.24	32.44	31.95	32.12
3611	NASDAQ	PRFZ	Wed, Jan 27, 2021	32.21	32.65	31.91	32.18
3610	NASDAQ	PRFZ	Tue, Jan 26, 2021	33.19	33.19	32.73	32.74
3609	NASDAQ	PRFZ	Mon, Jan 25, 2021	33.06	33.45	32.60	32.99
3608	NASDAQ	PRFZ	Fri, Jan 22, 2021	32.38	33.07	32.35	33.05
3607	NASDAQ	PRFZ	Thu, Jan 21, 2021	32.96	32.96	32.69	32.73
3606	NASDAQ	PRFZ	Wed, Jan 20, 2021	32.90	33.08	32.75	32.97
3605	NASDAQ	PRFZ	Tue, Jan 19, 2021	32.70	32.79	32.47	32.76
3604	NASDAQ	PRFZ	Fri, Jan 15, 2021	32.32	32.51	32.05	32.34
3603	NASDAQ	PRFZ	Thu, Jan 14, 2021	32.42	32.97	32.42	32.80
3602	NASDAQ	PRFZ	Wed, Jan 13, 2021	32.58	32.58	32.18	32.20
3601	NASDAQ	PRFZ	Tue, Jan 12, 2021	32.06	32.58	32.06	32.58
3600	NASDAQ	PRFZ	Mon, Jan 11, 2021	31.52	32.02	31.52	31.98
3599	NASDAQ	PRFZ	Fri, Jan 8, 2021	32.28	32.28	31.55	31.90
3598	NASDAQ	PRFZ	Thu, Jan 7, 2021	31.93	32.17	31.84	32.15
3597	NASDAQ	PRFZ	Wed, Jan 6, 2021	30.71	32.01	30.71	31.69
3596	NASDAQ	PRFZ	Tue, Jan 5, 2021	29.70	30.61	29.70	30.45
3595	NASDAQ	PRFZ	Mon, Jan 4, 2021	30.37	30.37	29.49	29.84
3594	NASDAQ	PRFZ	Thu, Dec 31, 2020	30.19	30.29	29.95	30.19
3593	NASDAQ	PRFZ	Wed, Dec 30, 2020	29.91	30.24	29.91	30.12
3592	NASDAQ	PRFZ	Tue, Dec 29, 2020	30.38	30.38	29.68	29.85
3591	NASDAQ	PRFZ	Mon, Dec 28, 2020	30.69	30.69	30.31	30.31
3590	NASDAQ	PRFZ	Thu, Dec 24, 2020	30.33	30.39	30.17	30.30
3589	NASDAQ	PRFZ	Wed, Dec 23, 2020	30.06	30.38	30.06	30.29
3588	NASDAQ	PRFZ	Tue, Dec 22, 2020	29.87	30.07	29.87	30.02
3587	NASDAQ	PRFZ	Mon, Dec 21, 2020	29.59	29.89	29.40	29.84
3586	NASDAQ	PRFZ	Fri, Dec 18, 2020	30.20	30.36	29.96	30.06
3585	NASDAQ	PRFZ	Thu, Dec 17, 2020	30.09	30.20	29.93	30.20
3584	NASDAQ	PRFZ	Wed, Dec 16, 2020	30.02	30.02	29.77	29.90
3583	NASDAQ	PRFZ	Tue, Dec 15, 2020	29.49	30.02	29.45	30.02
3582	NASDAQ	PRFZ	Mon, Dec 14, 2020	29.69	29.77	29.29	29.29
3581	NASDAQ	PRFZ	Fri, Dec 11, 2020	29.37	29.58	29.15	29.41
3580	NASDAQ	PRFZ	Thu, Dec 10, 2020	29.27	29.62	29.09	29.60
3579	NASDAQ	PRFZ	Wed, Dec 9, 2020	29.69	29.83	29.20	29.45
3578	NASDAQ	PRFZ	Tue, Dec 8, 2020	29.22	29.59	29.22	29.57
3577	NASDAQ	PRFZ	Mon, Dec 7, 2020	29.29	29.36	29.15	29.24
3576	NASDAQ	PRFZ	Fri, Dec 4, 2020	28.85	29.36	28.85	29.35
3575	NASDAQ	PRFZ	Thu, Dec 3, 2020	28.53	28.82	28.47	28.65
3574	NASDAQ	PRFZ	Wed, Dec 2, 2020	28.28	28.53	28.13	28.48
3573	NASDAQ	PRFZ	Tue, Dec 1, 2020	28.51	28.57	28.26	28.40
3572	NASDAQ	PRFZ	Mon, Nov 30, 2020	28.53	28.56	27.99	28.08
3571	NASDAQ	PRFZ	Fri, Nov 27, 2020	28.62	28.63	28.47	28.61
3570	NASDAQ	PRFZ	Wed, Nov 25, 2020	28.70	28.70	28.34	28.57
3569	NASDAQ	PRFZ	Tue, Nov 24, 2020	28.46	28.81	28.40	28.72
3568	NASDAQ	PRFZ	Mon, Nov 23, 2020	27.82	28.25	27.75	28.15
3567	NASDAQ	PRFZ	Fri, Nov 20, 2020	27.45	27.57	27.37	27.55
3566	NASDAQ	PRFZ	Thu, Nov 19, 2020	27.24	27.52	27.18	27.51
3565	NASDAQ	PRFZ	Wed, Nov 18, 2020	27.68	27.81	27.29	27.29
3564	NASDAQ	PRFZ	Tue, Nov 17, 2020	27.17	27.65	27.00	27.59
3563	NASDAQ	PRFZ	Mon, Nov 16, 2020	27.22	27.45	27.09	27.45
3562	NASDAQ	PRFZ	Fri, Nov 13, 2020	26.33	26.78	26.33	26.73
3561	NASDAQ	PRFZ	Thu, Nov 12, 2020	26.39	26.49	25.95	26.14
3560	NASDAQ	PRFZ	Wed, Nov 11, 2020	26.80	26.80	26.39	26.59
3559	NASDAQ	PRFZ	Tue, Nov 10, 2020	26.36	26.70	26.26	26.60
3558	NASDAQ	PRFZ	Mon, Nov 9, 2020	26.81	26.99	26.18	26.19
3557	NASDAQ	PRFZ	Fri, Nov 6, 2020	25.64	25.64	25.37	25.37
3556	NASDAQ	PRFZ	Thu, Nov 5, 2020	25.15	25.69	25.15	25.63
3555	NASDAQ	PRFZ	Wed, Nov 4, 2020	24.81	25.15	24.58	24.87
3554	NASDAQ	PRFZ	Tue, Nov 3, 2020	24.68	25.12	24.68	25.02
3553	NASDAQ	PRFZ	Mon, Nov 2, 2020	24.17	24.39	24.10	24.39
3552	NASDAQ	PRFZ	Fri, Oct 30, 2020	24.08	24.23	23.72	23.90
3551	NASDAQ	PRFZ	Thu, Oct 29, 2020	23.99	24.33	23.78	24.26
3550	NASDAQ	PRFZ	Wed, Oct 28, 2020	24.18	24.37	23.98	23.99
3549	NASDAQ	PRFZ	Tue, Oct 27, 2020	25.00	25.04	24.74	24.74
3548	NASDAQ	PRFZ	Mon, Oct 26, 2020	25.22	25.26	24.74	25.03
3547	NASDAQ	PRFZ	Fri, Oct 23, 2020	25.51	25.59	25.35	25.59
3546	NASDAQ	PRFZ	Thu, Oct 22, 2020	25.09	25.45	25.09	25.44
3545	NASDAQ	PRFZ	Wed, Oct 21, 2020	25.30	25.36	25.08	25.10
3544	NASDAQ	PRFZ	Tue, Oct 20, 2020	25.25	25.52	25.24	25.28
3543	NASDAQ	PRFZ	Mon, Oct 19, 2020	25.47	25.62	25.08	25.10
3542	NASDAQ	PRFZ	Fri, Oct 16, 2020	25.57	25.58	25.43	25.45
3541	NASDAQ	PRFZ	Thu, Oct 15, 2020	24.84	25.55	24.84	25.49
3540	NASDAQ	PRFZ	Wed, Oct 14, 2020	25.38	25.58	25.20	25.21
3539	NASDAQ	PRFZ	Tue, Oct 13, 2020	25.40	25.46	25.27	25.38
3538	NASDAQ	PRFZ	Mon, Oct 12, 2020	25.48	25.60	25.40	25.57
3537	NASDAQ	PRFZ	Fri, Oct 9, 2020	25.48	25.51	25.30	25.39
3536	NASDAQ	PRFZ	Thu, Oct 8, 2020	25.16	25.27	25.09	25.27
3535	NASDAQ	PRFZ	Wed, Oct 7, 2020	24.78	25.01	24.78	24.94
3534	NASDAQ	PRFZ	Tue, Oct 6, 2020	24.70	25.13	24.49	24.51
3533	NASDAQ	PRFZ	Mon, Oct 5, 2020	24.21	24.60	24.21	24.57
3532	NASDAQ	PRFZ	Fri, Oct 2, 2020	23.29	24.07	23.29	24.01
3531	NASDAQ	PRFZ	Thu, Oct 1, 2020	23.53	23.78	23.43	23.78
3530	NASDAQ	PRFZ	Wed, Sep 30, 2020	23.39	23.70	23.35	23.42
3529	NASDAQ	PRFZ	Tue, Sep 29, 2020	23.40	23.49	23.16	23.36
3528	NASDAQ	PRFZ	Mon, Sep 28, 2020	23.18	23.52	23.18	23.47
3527	NASDAQ	PRFZ	Fri, Sep 25, 2020	22.47	22.93	22.47	22.85
3526	NASDAQ	PRFZ	Thu, Sep 24, 2020	22.52	22.95	22.28	22.60
3525	NASDAQ	PRFZ	Wed, Sep 23, 2020	23.25	23.42	22.60	22.60
3524	NASDAQ	PRFZ	Tue, Sep 22, 2020	23.18	23.28	22.95	23.25
3523	NASDAQ	PRFZ	Mon, Sep 21, 2020	23.34	23.37	22.86	23.09
3522	NASDAQ	PRFZ	Fri, Sep 18, 2020	24.03	24.19	23.73	23.96
3521	NASDAQ	PRFZ	Thu, Sep 17, 2020	23.80	24.09	23.74	24.02
3520	NASDAQ	PRFZ	Wed, Sep 16, 2020	24.08	24.43	24.06	24.15
3519	NASDAQ	PRFZ	Tue, Sep 15, 2020	24.09	24.13	23.92	23.96
3518	NASDAQ	PRFZ	Mon, Sep 14, 2020	23.66	23.94	23.64	23.91
3517	NASDAQ	PRFZ	Fri, Sep 11, 2020	23.66	23.66	23.20	23.41
3516	NASDAQ	PRFZ	Thu, Sep 10, 2020	23.91	24.06	23.55	23.57
3515	NASDAQ	PRFZ	Wed, Sep 9, 2020	23.80	23.90	23.67	23.79
3514	NASDAQ	PRFZ	Tue, Sep 8, 2020	23.64	23.88	23.47	23.58
3513	NASDAQ	PRFZ	Fri, Sep 4, 2020	24.43	24.48	23.56	24.06
3512	NASDAQ	PRFZ	Thu, Sep 3, 2020	24.81	24.91	24.12	24.21
3511	NASDAQ	PRFZ	Wed, Sep 2, 2020	24.83	25.03	24.67	25.00
3510	NASDAQ	PRFZ	Tue, Sep 1, 2020	24.43	24.77	24.40	24.77
3509	NASDAQ	PRFZ	Mon, Aug 31, 2020	24.76	24.76	24.46	24.47
3508	NASDAQ	PRFZ	Fri, Aug 28, 2020	24.71	24.78	24.60	24.77
3507	NASDAQ	PRFZ	Thu, Aug 27, 2020	24.59	24.67	24.46	24.58
3506	NASDAQ	PRFZ	Wed, Aug 26, 2020	24.70	24.74	24.53	24.55
3505	NASDAQ	PRFZ	Tue, Aug 25, 2020	24.78	24.82	24.52	24.71
3504	NASDAQ	PRFZ	Mon, Aug 24, 2020	24.60	24.72	24.46	24.72
3503	NASDAQ	PRFZ	Fri, Aug 21, 2020	24.44	24.52	24.31	24.39
3502	NASDAQ	PRFZ	Thu, Aug 20, 2020	24.47	24.66	24.47	24.60
3501	NASDAQ	PRFZ	Wed, Aug 19, 2020	24.78	24.97	24.68	24.73
3500	NASDAQ	PRFZ	Tue, Aug 18, 2020	24.94	24.99	24.69	24.76
3499	NASDAQ	PRFZ	Mon, Aug 17, 2020	25.00	25.03	24.89	25.01
3498	NASDAQ	PRFZ	Fri, Aug 14, 2020	24.78	25.03	24.72	24.92
3497	NASDAQ	PRFZ	Thu, Aug 13, 2020	24.93	25.08	24.83	24.90
3496	NASDAQ	PRFZ	Wed, Aug 12, 2020	25.13	25.17	24.82	24.97
3495	NASDAQ	PRFZ	Tue, Aug 11, 2020	25.08	25.31	24.82	24.88
3494	NASDAQ	PRFZ	Mon, Aug 10, 2020	24.70	25.03	24.70	24.90
3493	NASDAQ	PRFZ	Fri, Aug 7, 2020	24.22	24.66	24.22	24.66
3492	NASDAQ	PRFZ	Thu, Aug 6, 2020	24.35	24.42	24.26	24.35
3491	NASDAQ	PRFZ	Wed, Aug 5, 2020	24.11	24.39	24.11	24.39
3490	NASDAQ	PRFZ	Tue, Aug 4, 2020	23.69	23.96	23.69	23.95
3489	NASDAQ	PRFZ	Mon, Aug 3, 2020	23.50	23.77	23.45	23.76
3488	NASDAQ	PRFZ	Fri, Jul 31, 2020	23.57	23.57	23.04	23.40
3487	NASDAQ	PRFZ	Thu, Jul 30, 2020	23.42	23.67	23.35	23.65
3486	NASDAQ	PRFZ	Wed, Jul 29, 2020	23.23	23.75	23.23	23.70
3485	NASDAQ	PRFZ	Tue, Jul 28, 2020	23.20	23.34	23.11	23.12
3484	NASDAQ	PRFZ	Mon, Jul 27, 2020	23.09	23.29	22.96	23.29
3483	NASDAQ	PRFZ	Fri, Jul 24, 2020	23.13	23.16	22.97	23.01
3482	NASDAQ	PRFZ	Thu, Jul 23, 2020	23.21	23.55	23.11	23.31
3481	NASDAQ	PRFZ	Wed, Jul 22, 2020	23.04	23.28	23.04	23.24
3480	NASDAQ	PRFZ	Tue, Jul 21, 2020	22.96	23.33	22.96	23.21
3479	NASDAQ	PRFZ	Mon, Jul 20, 2020	22.90	22.93	22.71	22.81
3478	NASDAQ	PRFZ	Fri, Jul 17, 2020	22.89	23.04	22.81	22.94
3477	NASDAQ	PRFZ	Thu, Jul 16, 2020	22.75	22.94	22.69	22.86
3476	NASDAQ	PRFZ	Wed, Jul 15, 2020	22.55	23.04	22.55	22.95
3475	NASDAQ	PRFZ	Tue, Jul 14, 2020	21.73	22.15	21.68	22.15
3474	NASDAQ	PRFZ	Mon, Jul 13, 2020	22.29	22.49	21.81	21.81
3473	NASDAQ	PRFZ	Fri, Jul 10, 2020	21.65	22.11	21.65	22.11
3472	NASDAQ	PRFZ	Thu, Jul 9, 2020	22.11	22.11	21.47	21.71
3471	NASDAQ	PRFZ	Wed, Jul 8, 2020	21.98	22.16	21.74	22.09
3470	NASDAQ	PRFZ	Tue, Jul 7, 2020	22.21	22.33	21.94	21.95
3469	NASDAQ	PRFZ	Mon, Jul 6, 2020	22.56	22.68	22.32	22.42
3468	NASDAQ	PRFZ	Thu, Jul 2, 2020	22.48	22.63	22.10	22.16
3467	NASDAQ	PRFZ	Wed, Jul 1, 2020	22.31	22.50	22.01	22.08
3466	NASDAQ	PRFZ	Tue, Jun 30, 2020	22.00	22.35	21.99	22.34
3465	NASDAQ	PRFZ	Mon, Jun 29, 2020	21.56	22.11	21.44	22.05
3464	NASDAQ	PRFZ	Fri, Jun 26, 2020	21.64	21.65	21.24	21.31
3463	NASDAQ	PRFZ	Thu, Jun 25, 2020	21.39	21.85	21.25	21.85
3462	NASDAQ	PRFZ	Wed, Jun 24, 2020	22.01	22.01	21.27	21.53
3461	NASDAQ	PRFZ	Tue, Jun 23, 2020	22.49	22.53	22.28	22.34
3460	NASDAQ	PRFZ	Mon, Jun 22, 2020	21.90	22.25	21.82	22.25
3459	NASDAQ	PRFZ	Fri, Jun 19, 2020	22.64	22.64	22.10	22.18
3458	NASDAQ	PRFZ	Thu, Jun 18, 2020	22.19	22.57	22.15	22.35
3457	NASDAQ	PRFZ	Wed, Jun 17, 2020	22.84	22.91	22.39	22.43
3456	NASDAQ	PRFZ	Tue, Jun 16, 2020	23.19	23.23	22.70	22.82
3455	NASDAQ	PRFZ	Mon, Jun 15, 2020	20.97	22.46	20.97	22.33
3454	NASDAQ	PRFZ	Fri, Jun 12, 2020	22.18	22.32	21.36	21.97
3453	NASDAQ	PRFZ	Thu, Jun 11, 2020	22.15	22.37	21.37	21.39
3452	NASDAQ	PRFZ	Wed, Jun 10, 2020	24.01	24.01	23.27	23.30
3451	NASDAQ	PRFZ	Tue, Jun 9, 2020	24.28	24.35	23.91	24.14
3450	NASDAQ	PRFZ	Mon, Jun 8, 2020	24.37	24.77	24.37	24.77
3449	NASDAQ	PRFZ	Fri, Jun 5, 2020	23.81	24.25	23.81	24.02
3448	NASDAQ	PRFZ	Thu, Jun 4, 2020	22.58	23.01	22.58	22.92
3447	NASDAQ	PRFZ	Wed, Jun 3, 2020	22.24	22.86	22.24	22.77
3446	NASDAQ	PRFZ	Tue, Jun 2, 2020	21.92	22.17	21.85	22.09
3445	NASDAQ	PRFZ	Mon, Jun 1, 2020	21.62	22.06	21.62	21.83
3444	NASDAQ	PRFZ	Fri, May 29, 2020	21.57	21.69	21.32	21.65
3443	NASDAQ	PRFZ	Thu, May 28, 2020	22.45	22.50	21.72	21.78
3442	NASDAQ	PRFZ	Wed, May 27, 2020	21.87	22.31	21.51	22.31
3441	NASDAQ	PRFZ	Tue, May 26, 2020	21.46	21.67	21.46	21.51
3440	NASDAQ	PRFZ	Fri, May 22, 2020	20.75	20.82	20.51	20.82
3439	NASDAQ	PRFZ	Thu, May 21, 2020	20.62	20.87	20.53	20.74
3438	NASDAQ	PRFZ	Wed, May 20, 2020	20.37	20.81	20.37	20.68
3437	NASDAQ	PRFZ	Tue, May 19, 2020	20.34	20.55	20.07	20.07
3436	NASDAQ	PRFZ	Mon, May 18, 2020	20.00	20.53	20.00	20.46
3435	NASDAQ	PRFZ	Fri, May 15, 2020	18.79	19.30	18.79	19.24
3434	NASDAQ	PRFZ	Thu, May 14, 2020	18.66	18.98	18.12	18.98
3433	NASDAQ	PRFZ	Wed, May 13, 2020	19.51	19.56	18.64	18.93
3432	NASDAQ	PRFZ	Tue, May 12, 2020	20.48	20.48	19.64	19.67
3431	NASDAQ	PRFZ	Mon, May 11, 2020	20.42	20.55	20.12	20.36
3430	NASDAQ	PRFZ	Fri, May 8, 2020	20.13	20.63	20.12	20.61
3429	NASDAQ	PRFZ	Thu, May 7, 2020	19.74	19.98	19.71	19.80
3428	NASDAQ	PRFZ	Wed, May 6, 2020	19.89	19.97	19.47	19.49
3427	NASDAQ	PRFZ	Tue, May 5, 2020	20.10	20.39	19.73	19.78
3426	NASDAQ	PRFZ	Mon, May 4, 2020	19.52	19.83	19.36	19.79
3425	NASDAQ	PRFZ	Fri, May 1, 2020	20.14	20.14	19.53	19.78
3424	NASDAQ	PRFZ	Thu, Apr 30, 2020	20.94	20.94	20.57	20.59
3423	NASDAQ	PRFZ	Wed, Apr 29, 2020	20.83	21.45	20.70	21.31
3422	NASDAQ	PRFZ	Tue, Apr 28, 2020	20.32	20.51	19.89	20.25
3421	NASDAQ	PRFZ	Mon, Apr 27, 2020	19.14	19.98	19.14	19.84
3420	NASDAQ	PRFZ	Fri, Apr 24, 2020	18.98	19.10	18.66	18.99
3419	NASDAQ	PRFZ	Thu, Apr 23, 2020	18.58	19.06	18.58	18.76
3418	NASDAQ	PRFZ	Wed, Apr 22, 2020	18.73	18.73	18.38	18.46
3417	NASDAQ	PRFZ	Tue, Apr 21, 2020	18.33	18.50	18.15	18.30
3416	NASDAQ	PRFZ	Mon, Apr 20, 2020	18.64	19.05	18.58	18.70
3415	NASDAQ	PRFZ	Fri, Apr 17, 2020	18.72	19.06	18.72	18.97
3414	NASDAQ	PRFZ	Thu, Apr 16, 2020	18.41	18.46	17.85	18.15
3413	NASDAQ	PRFZ	Wed, Apr 15, 2020	18.57	18.62	18.21	18.37
3412	NASDAQ	PRFZ	Tue, Apr 14, 2020	19.27	19.54	18.95	19.14
3411	NASDAQ	PRFZ	Mon, Apr 13, 2020	19.32	19.39	18.67	18.86
3410	NASDAQ	PRFZ	Thu, Apr 9, 2020	18.93	19.51	18.93	19.38
3409	NASDAQ	PRFZ	Wed, Apr 8, 2020	17.90	18.62	17.86	18.48
3408	NASDAQ	PRFZ	Tue, Apr 7, 2020	18.19	18.54	17.55	17.66
3407	NASDAQ	PRFZ	Mon, Apr 6, 2020	16.93	17.63	16.90	17.55
3406	NASDAQ	PRFZ	Fri, Apr 3, 2020	16.77	16.84	16.03	16.29
3405	NASDAQ	PRFZ	Thu, Apr 2, 2020	16.70	17.32	16.45	16.81
3404	NASDAQ	PRFZ	Wed, Apr 1, 2020	17.21	17.31	16.60	16.77
3403	NASDAQ	PRFZ	Tue, Mar 31, 2020	17.98	18.18	17.63	17.89
3402	NASDAQ	PRFZ	Mon, Mar 30, 2020	17.73	18.00	17.42	17.99
3401	NASDAQ	PRFZ	Fri, Mar 27, 2020	17.80	18.16	17.47	17.64
3400	NASDAQ	PRFZ	Thu, Mar 26, 2020	17.56	18.53	17.56	18.41
3399	NASDAQ	PRFZ	Wed, Mar 25, 2020	17.18	18.05	16.78	17.37
3398	NASDAQ	PRFZ	Tue, Mar 24, 2020	16.48	17.12	16.45	17.12
3397	NASDAQ	PRFZ	Mon, Mar 23, 2020	16.09	16.15	15.27	15.86
3396	NASDAQ	PRFZ	Fri, Mar 20, 2020	16.97	17.33	16.07	16.15
3395	NASDAQ	PRFZ	Thu, Mar 19, 2020	15.78	17.06	15.46	16.80
3394	NASDAQ	PRFZ	Wed, Mar 18, 2020	16.71	17.11	15.45	16.03
3393	NASDAQ	PRFZ	Tue, Mar 17, 2020	17.23	17.90	16.48	17.62
3392	NASDAQ	PRFZ	Mon, Mar 16, 2020	17.30	18.10	16.60	16.68
3391	NASDAQ	PRFZ	Fri, Mar 13, 2020	18.88	19.37	17.94	19.36
3390	NASDAQ	PRFZ	Thu, Mar 12, 2020	18.76	19.29	17.77	18.02
3389	NASDAQ	PRFZ	Wed, Mar 11, 2020	20.97	21.15	20.03	20.28
3388	NASDAQ	PRFZ	Tue, Mar 10, 2020	21.54	21.61	20.58	21.55
3387	NASDAQ	PRFZ	Mon, Mar 9, 2020	21.38	21.86	20.86	20.92
3386	NASDAQ	PRFZ	Fri, Mar 6, 2020	22.84	23.35	22.65	23.16
3385	NASDAQ	PRFZ	Thu, Mar 5, 2020	23.90	24.04	23.34	23.59
3384	NASDAQ	PRFZ	Wed, Mar 4, 2020	24.28	24.48	23.92	24.48
3383	NASDAQ	PRFZ	Tue, Mar 3, 2020	24.34	24.81	23.61	23.87
3382	NASDAQ	PRFZ	Mon, Mar 2, 2020	23.87	24.37	23.56	24.37
3381	NASDAQ	PRFZ	Fri, Feb 28, 2020	23.28	23.90	23.28	23.82
3380	NASDAQ	PRFZ	Thu, Feb 27, 2020	24.47	24.98	24.05	24.06
3379	NASDAQ	PRFZ	Wed, Feb 26, 2020	25.43	25.56	24.94	24.99
3378	NASDAQ	PRFZ	Tue, Feb 25, 2020	26.30	26.30	25.29	25.33
3377	NASDAQ	PRFZ	Mon, Feb 24, 2020	26.20	26.33	26.11	26.27
3376	NASDAQ	PRFZ	Fri, Feb 21, 2020	27.22	27.22	27.00	27.03
3375	NASDAQ	PRFZ	Thu, Feb 20, 2020	27.21	27.39	27.05	27.35
3374	NASDAQ	PRFZ	Wed, Feb 19, 2020	27.23	27.34	27.16	27.25
3373	NASDAQ	PRFZ	Tue, Feb 18, 2020	27.15	27.24	26.99	27.14
3372	NASDAQ	PRFZ	Fri, Feb 14, 2020	27.38	27.38	27.18	27.24
3371	NASDAQ	PRFZ	Thu, Feb 13, 2020	27.19	27.37	27.16	27.34
3370	NASDAQ	PRFZ	Wed, Feb 12, 2020	27.25	27.31	27.21	27.29
3369	NASDAQ	PRFZ	Tue, Feb 11, 2020	26.99	27.24	26.99	27.08
3368	NASDAQ	PRFZ	Mon, Feb 10, 2020	26.68	26.84	26.68	26.84
3367	NASDAQ	PRFZ	Fri, Feb 7, 2020	26.94	26.94	26.67	26.74
3366	NASDAQ	PRFZ	Thu, Feb 6, 2020	27.27	27.27	27.06	27.07
3365	NASDAQ	PRFZ	Wed, Feb 5, 2020	26.96	27.17	26.90	27.13
3364	NASDAQ	PRFZ	Tue, Feb 4, 2020	26.66	26.82	26.66	26.70
3363	NASDAQ	PRFZ	Mon, Feb 3, 2020	26.32	26.52	26.32	26.39
3362	NASDAQ	PRFZ	Fri, Jan 31, 2020	26.65	26.65	26.11	26.18
3361	NASDAQ	PRFZ	Thu, Jan 30, 2020	26.58	26.80	26.49	26.80
3360	NASDAQ	PRFZ	Wed, Jan 29, 2020	27.01	27.01	26.77	26.77
3359	NASDAQ	PRFZ	Tue, Jan 28, 2020	26.91	27.04	26.88	26.95
3358	NASDAQ	PRFZ	Mon, Jan 27, 2020	26.68	26.91	26.59	26.75
3357	NASDAQ	PRFZ	Fri, Jan 24, 2020	27.53	27.53	26.98	27.13
3356	NASDAQ	PRFZ	Thu, Jan 23, 2020	27.38	27.53	27.17	27.47
3355	NASDAQ	PRFZ	Wed, Jan 22, 2020	27.61	27.62	27.40	27.46
3354	NASDAQ	PRFZ	Tue, Jan 21, 2020	27.60	27.60	27.43	27.44
3353	NASDAQ	PRFZ	Fri, Jan 17, 2020	27.86	27.86	27.69	27.71
3352	NASDAQ	PRFZ	Thu, Jan 16, 2020	27.61	27.81	27.61	27.78
3351	NASDAQ	PRFZ	Wed, Jan 15, 2020	27.33	27.53	27.33	27.45
3350	NASDAQ	PRFZ	Tue, Jan 14, 2020	27.22	27.53	27.21	27.38
3349	NASDAQ	PRFZ	Mon, Jan 13, 2020	27.12	27.32	27.06	27.32
3348	NASDAQ	PRFZ	Fri, Jan 10, 2020	27.28	27.28	27.04	27.11
3347	NASDAQ	PRFZ	Thu, Jan 9, 2020	27.34	27.38	27.23	27.25
3346	NASDAQ	PRFZ	Wed, Jan 8, 2020	27.22	27.39	27.21	27.24
3345	NASDAQ	PRFZ	Tue, Jan 7, 2020	27.28	27.30	27.18	27.23
3344	NASDAQ	PRFZ	Mon, Jan 6, 2020	27.17	27.36	27.08	27.33
3343	NASDAQ	PRFZ	Fri, Jan 3, 2020	27.04	27.32	27.01	27.31
3342	NASDAQ	PRFZ	Thu, Jan 2, 2020	27.49	27.52	27.15	27.38
3341	NASDAQ	PRFZ	Tue, Dec 31, 2019	27.25	27.45	27.25	27.34
3340	NASDAQ	PRFZ	Mon, Dec 30, 2019	27.34	27.41	27.18	27.30
3339	NASDAQ	PRFZ	Fri, Dec 27, 2019	27.48	27.48	27.31	27.32
3338	NASDAQ	PRFZ	Thu, Dec 26, 2019	27.45	27.49	27.40	27.41
3337	NASDAQ	PRFZ	Tue, Dec 24, 2019	27.38	27.44	27.36	27.43
3336	NASDAQ	PRFZ	Mon, Dec 23, 2019	27.40	27.41	27.30	27.38
3335	NASDAQ	PRFZ	Fri, Dec 20, 2019	27.55	27.59	27.49	27.51
3334	NASDAQ	PRFZ	Thu, Dec 19, 2019	27.39	27.46	27.37	27.46
3333	NASDAQ	PRFZ	Wed, Dec 18, 2019	27.34	27.42	27.29	27.39
3332	NASDAQ	PRFZ	Tue, Dec 17, 2019	27.24	27.31	27.19	27.31
3331	NASDAQ	PRFZ	Mon, Dec 16, 2019	27.23	27.35	27.19	27.19
3330	NASDAQ	PRFZ	Fri, Dec 13, 2019	27.14	27.20	26.96	27.01
3329	NASDAQ	PRFZ	Thu, Dec 12, 2019	26.92	27.31	26.92	27.16
3328	NASDAQ	PRFZ	Wed, Dec 11, 2019	26.91	26.94	26.84	26.91
3327	NASDAQ	PRFZ	Tue, Dec 10, 2019	26.88	26.95	26.81	26.87
3326	NASDAQ	PRFZ	Mon, Dec 9, 2019	26.94	26.99	26.91	26.91
3325	NASDAQ	PRFZ	Fri, Dec 6, 2019	26.85	27.05	26.85	26.96
3324	NASDAQ	PRFZ	Thu, Dec 5, 2019	26.63	26.74	26.59	26.64
3323	NASDAQ	PRFZ	Wed, Dec 4, 2019	26.53	26.68	26.53	26.56
3322	NASDAQ	PRFZ	Tue, Dec 3, 2019	26.28	26.41	26.17	26.41
3321	NASDAQ	PRFZ	Mon, Dec 2, 2019	26.86	26.86	26.53	26.54
3320	NASDAQ	PRFZ	Fri, Nov 29, 2019	26.92	26.95	26.80	26.81
3319	NASDAQ	PRFZ	Wed, Nov 27, 2019	26.92	27.01	26.92	26.99
3318	NASDAQ	PRFZ	Tue, Nov 26, 2019	26.85	26.97	26.81	26.85
3317	NASDAQ	PRFZ	Mon, Nov 25, 2019	26.45	26.88	26.45	26.85
3316	NASDAQ	PRFZ	Fri, Nov 22, 2019	26.37	26.38	26.23	26.36
3315	NASDAQ	PRFZ	Thu, Nov 21, 2019	26.44	26.44	26.20	26.25
3314	NASDAQ	PRFZ	Wed, Nov 20, 2019	26.45	26.59	26.24	26.41
3313	NASDAQ	PRFZ	Tue, Nov 19, 2019	26.54	26.61	26.43	26.53
3312	NASDAQ	PRFZ	Mon, Nov 18, 2019	26.57	26.57	26.45	26.50
3311	NASDAQ	PRFZ	Fri, Nov 15, 2019	26.66	26.67	26.53	26.61
3310	NASDAQ	PRFZ	Thu, Nov 14, 2019	26.45	26.61	26.45	26.52
3309	NASDAQ	PRFZ	Wed, Nov 13, 2019	26.47	26.53	26.36	26.52
3308	NASDAQ	PRFZ	Tue, Nov 12, 2019	26.63	26.75	26.56	26.62
3307	NASDAQ	PRFZ	Mon, Nov 11, 2019	26.50	26.60	26.43	26.60
3306	NASDAQ	PRFZ	Fri, Nov 8, 2019	26.57	26.67	26.51	26.63
3305	NASDAQ	PRFZ	Thu, Nov 7, 2019	26.74	26.85	26.56	26.60
3304	NASDAQ	PRFZ	Wed, Nov 6, 2019	26.63	26.63	26.47	26.53
3303	NASDAQ	PRFZ	Tue, Nov 5, 2019	26.64	26.86	26.62	26.63
3302	NASDAQ	PRFZ	Mon, Nov 4, 2019	26.58	26.66	26.50	26.59
3301	NASDAQ	PRFZ	Fri, Nov 1, 2019	26.19	26.40	26.16	26.40
3300	NASDAQ	PRFZ	Thu, Oct 31, 2019	26.15	26.15	25.83	26.00
3299	NASDAQ	PRFZ	Wed, Oct 30, 2019	26.32	26.32	26.04	26.19
3298	NASDAQ	PRFZ	Tue, Oct 29, 2019	26.16	26.36	26.04	26.30
3297	NASDAQ	PRFZ	Mon, Oct 28, 2019	26.12	26.33	26.12	26.23
3296	NASDAQ	PRFZ	Fri, Oct 25, 2019	25.85	26.11	25.85	26.02
3295	NASDAQ	PRFZ	Thu, Oct 24, 2019	26.04	26.04	25.80	25.91
3294	NASDAQ	PRFZ	Wed, Oct 23, 2019	25.83	25.95	25.81	25.95
3293	NASDAQ	PRFZ	Tue, Oct 22, 2019	25.86	25.98	25.78	25.86
3292	NASDAQ	PRFZ	Mon, Oct 21, 2019	25.79	25.98	25.79	25.81
3291	NASDAQ	PRFZ	Fri, Oct 18, 2019	25.58	25.72	25.41	25.59
3290	NASDAQ	PRFZ	Thu, Oct 17, 2019	25.49	25.69	25.49	25.66
3289	NASDAQ	PRFZ	Wed, Oct 16, 2019	25.33	25.51	25.29	25.40
3288	NASDAQ	PRFZ	Tue, Oct 15, 2019	25.20	25.48	25.15	25.37
3287	NASDAQ	PRFZ	Mon, Oct 14, 2019	25.17	25.18	25.05	25.15
3286	NASDAQ	PRFZ	Fri, Oct 11, 2019	25.15	25.49	25.15	25.23
3285	NASDAQ	PRFZ	Thu, Oct 10, 2019	24.74	24.92	24.70	24.79
3284	NASDAQ	PRFZ	Wed, Oct 9, 2019	24.79	24.81	24.64	24.72
3283	NASDAQ	PRFZ	Tue, Oct 8, 2019	24.77	24.81	24.55	24.60
3282	NASDAQ	PRFZ	Mon, Oct 7, 2019	24.97	25.18	24.86	25.02
3281	NASDAQ	PRFZ	Fri, Oct 4, 2019	24.81	25.02	24.71	25.02
3280	NASDAQ	PRFZ	Thu, Oct 3, 2019	24.61	24.78	24.34	24.76
3279	NASDAQ	PRFZ	Wed, Oct 2, 2019	24.78	24.78	24.51	24.70
3278	NASDAQ	PRFZ	Tue, Oct 1, 2019	25.49	25.71	24.92	24.94
3277	NASDAQ	PRFZ	Mon, Sep 30, 2019	25.37	25.52	25.32	25.38
3276	NASDAQ	PRFZ	Fri, Sep 27, 2019	25.57	25.65	25.26	25.36
3275	NASDAQ	PRFZ	Thu, Sep 26, 2019	25.73	25.73	25.44	25.52
3274	NASDAQ	PRFZ	Wed, Sep 25, 2019	25.41	25.80	25.39	25.75
3273	NASDAQ	PRFZ	Tue, Sep 24, 2019	25.79	25.86	25.38	25.45
3272	NASDAQ	PRFZ	Mon, Sep 23, 2019	25.61	25.83	25.51	25.75
3271	NASDAQ	PRFZ	Fri, Sep 20, 2019	25.90	26.00	25.74	25.81
3270	NASDAQ	PRFZ	Thu, Sep 19, 2019	26.05	26.17	25.84	25.84
3269	NASDAQ	PRFZ	Wed, Sep 18, 2019	26.11	26.13	25.79	25.98
3268	NASDAQ	PRFZ	Tue, Sep 17, 2019	26.09	26.15	25.99	26.14
3267	NASDAQ	PRFZ	Mon, Sep 16, 2019	26.18	26.37	26.13	26.24
3266	NASDAQ	PRFZ	Fri, Sep 13, 2019	26.19	26.41	26.17	26.17
3265	NASDAQ	PRFZ	Thu, Sep 12, 2019	26.09	26.20	25.84	26.12
3264	NASDAQ	PRFZ	Wed, Sep 11, 2019	25.68	26.09	25.55	26.09
3263	NASDAQ	PRFZ	Tue, Sep 10, 2019	25.21	25.60	25.13	25.59
3262	NASDAQ	PRFZ	Mon, Sep 9, 2019	24.95	25.24	24.90	25.23
3261	NASDAQ	PRFZ	Fri, Sep 6, 2019	24.91	25.02	24.84	24.86
3260	NASDAQ	PRFZ	Thu, Sep 5, 2019	24.66	25.09	24.66	24.88
3259	NASDAQ	PRFZ	Wed, Sep 4, 2019	24.37	24.45	24.31	24.41
3258	NASDAQ	PRFZ	Tue, Sep 3, 2019	24.33	24.39	24.07	24.18
3257	NASDAQ	PRFZ	Fri, Aug 30, 2019	24.66	24.66	24.41	24.52
3256	NASDAQ	PRFZ	Thu, Aug 29, 2019	24.38	24.58	24.38	24.53
3255	NASDAQ	PRFZ	Wed, Aug 28, 2019	23.77	24.24	23.77	24.13
3254	NASDAQ	PRFZ	Tue, Aug 27, 2019	24.31	24.31	23.83	23.86
3253	NASDAQ	PRFZ	Mon, Aug 26, 2019	24.21	24.21	24.01	24.15
3252	NASDAQ	PRFZ	Fri, Aug 23, 2019	24.55	24.67	23.90	23.96
3251	NASDAQ	PRFZ	Thu, Aug 22, 2019	24.76	24.85	24.58	24.69
3250	NASDAQ	PRFZ	Wed, Aug 21, 2019	24.72	24.75	24.64	24.71
3249	NASDAQ	PRFZ	Tue, Aug 20, 2019	24.62	24.62	24.52	24.52
3248	NASDAQ	PRFZ	Mon, Aug 19, 2019	24.69	24.78	24.66	24.68
3247	NASDAQ	PRFZ	Fri, Aug 16, 2019	24.04	24.44	24.00	24.41
3246	NASDAQ	PRFZ	Thu, Aug 15, 2019	24.08	24.08	23.81	23.91
3245	NASDAQ	PRFZ	Wed, Aug 14, 2019	24.30	24.46	23.96	24.01
3244	NASDAQ	PRFZ	Tue, Aug 13, 2019	24.42	25.01	24.42	24.71
3243	NASDAQ	PRFZ	Mon, Aug 12, 2019	24.67	24.67	24.46	24.50
3242	NASDAQ	PRFZ	Fri, Aug 9, 2019	25.01	25.01	24.76	24.82
3241	NASDAQ	PRFZ	Thu, Aug 8, 2019	24.76	25.13	24.76	25.10
3240	NASDAQ	PRFZ	Wed, Aug 7, 2019	24.31	24.66	24.19	24.61
3239	NASDAQ	PRFZ	Tue, Aug 6, 2019	24.58	24.64	24.31	24.59
3238	NASDAQ	PRFZ	Mon, Aug 5, 2019	24.68	24.68	24.14	24.39
3237	NASDAQ	PRFZ	Fri, Aug 2, 2019	25.29	25.29	24.93	25.14
3236	NASDAQ	PRFZ	Thu, Aug 1, 2019	25.83	26.02	25.35	25.38
3235	NASDAQ	PRFZ	Wed, Jul 31, 2019	25.99	26.20	25.66	25.83
3234	NASDAQ	PRFZ	Tue, Jul 30, 2019	25.55	25.99	25.54	25.99
3233	NASDAQ	PRFZ	Mon, Jul 29, 2019	25.92	25.92	25.66	25.72
3232	NASDAQ	PRFZ	Fri, Jul 26, 2019	25.68	25.96	25.68	25.90
3231	NASDAQ	PRFZ	Thu, Jul 25, 2019	25.93	25.93	25.61	25.65
3230	NASDAQ	PRFZ	Wed, Jul 24, 2019	25.48	25.98	25.48	25.96
3229	NASDAQ	PRFZ	Tue, Jul 23, 2019	25.42	25.55	25.37	25.55
3228	NASDAQ	PRFZ	Mon, Jul 22, 2019	25.42	25.52	25.32	25.35
3227	NASDAQ	PRFZ	Fri, Jul 19, 2019	25.49	25.58	25.38	25.39
3226	NASDAQ	PRFZ	Thu, Jul 18, 2019	25.40	25.49	25.33	25.45
3225	NASDAQ	PRFZ	Wed, Jul 17, 2019	25.62	25.62	25.38	25.44
3224	NASDAQ	PRFZ	Tue, Jul 16, 2019	25.55	25.79	25.55	25.63
3223	NASDAQ	PRFZ	Mon, Jul 15, 2019	25.80	25.84	25.52	25.60
3222	NASDAQ	PRFZ	Fri, Jul 12, 2019	25.54	25.82	25.54	25.75
3221	NASDAQ	PRFZ	Thu, Jul 11, 2019	25.65	25.65	25.39	25.49
3220	NASDAQ	PRFZ	Wed, Jul 10, 2019	25.67	25.72	25.48	25.59
3219	NASDAQ	PRFZ	Tue, Jul 9, 2019	25.44	25.54	25.42	25.54
3218	NASDAQ	PRFZ	Mon, Jul 8, 2019	25.67	25.74	25.52	25.56
3217	NASDAQ	PRFZ	Fri, Jul 5, 2019	25.48	25.77	25.45	25.77
3216	NASDAQ	PRFZ	Wed, Jul 3, 2019	25.59	25.67	25.54	25.63
3215	NASDAQ	PRFZ	Tue, Jul 2, 2019	25.65	25.65	25.37	25.51
3214	NASDAQ	PRFZ	Mon, Jul 1, 2019	25.89	25.91	25.51	25.64
3213	NASDAQ	PRFZ	Fri, Jun 28, 2019	25.28	25.60	25.18	25.54
3212	NASDAQ	PRFZ	Thu, Jun 27, 2019	24.84	25.19	24.81	25.19
3211	NASDAQ	PRFZ	Wed, Jun 26, 2019	24.86	24.92	24.77	24.79
3210	NASDAQ	PRFZ	Tue, Jun 25, 2019	24.90	24.91	24.73	24.73
3209	NASDAQ	PRFZ	Mon, Jun 24, 2019	25.18	25.18	24.87	24.87
3208	NASDAQ	PRFZ	Fri, Jun 21, 2019	25.40	25.40	25.22	25.24
3207	NASDAQ	PRFZ	Thu, Jun 20, 2019	25.56	25.57	25.34	25.46
3206	NASDAQ	PRFZ	Wed, Jun 19, 2019	25.26	25.34	25.19	25.31
3205	NASDAQ	PRFZ	Tue, Jun 18, 2019	25.12	25.43	25.12	25.25
3204	NASDAQ	PRFZ	Mon, Jun 17, 2019	24.99	25.04	24.90	24.96
3203	NASDAQ	PRFZ	Fri, Jun 14, 2019	25.11	25.15	24.91	24.99
3202	NASDAQ	PRFZ	Thu, Jun 13, 2019	24.98	25.14	24.98	25.11
3201	NASDAQ	PRFZ	Wed, Jun 12, 2019	24.88	24.92	24.77	24.82
3200	NASDAQ	PRFZ	Tue, Jun 11, 2019	25.12	25.18	24.83	24.90
3199	NASDAQ	PRFZ	Mon, Jun 10, 2019	24.89	25.13	24.89	24.94
3198	NASDAQ	PRFZ	Fri, Jun 7, 2019	24.67	24.86	24.65	24.78
3197	NASDAQ	PRFZ	Thu, Jun 6, 2019	24.69	24.71	24.37	24.60
3196	NASDAQ	PRFZ	Wed, Jun 5, 2019	24.84	24.86	24.51	24.69
3195	NASDAQ	PRFZ	Tue, Jun 4, 2019	24.37	24.78	24.37	24.77
3194	NASDAQ	PRFZ	Mon, Jun 3, 2019	24.03	24.23	23.97	24.12
3193	NASDAQ	PRFZ	Fri, May 31, 2019	24.03	24.14	23.91	24.00
3192	NASDAQ	PRFZ	Thu, May 30, 2019	24.47	24.59	24.21	24.31
3191	NASDAQ	PRFZ	Wed, May 29, 2019	24.48	24.48	24.25	24.42
3190	NASDAQ	PRFZ	Tue, May 28, 2019	24.88	24.96	24.64	24.64
3189	NASDAQ	PRFZ	Fri, May 24, 2019	24.85	24.91	24.73	24.85
3188	NASDAQ	PRFZ	Thu, May 23, 2019	24.98	24.98	24.57	24.68
3187	NASDAQ	PRFZ	Wed, May 22, 2019	25.34	25.38	25.17	25.23
3186	NASDAQ	PRFZ	Tue, May 21, 2019	25.34	25.53	25.34	25.47
3185	NASDAQ	PRFZ	Mon, May 20, 2019	25.11	25.31	25.10	25.18
3184	NASDAQ	PRFZ	Fri, May 17, 2019	25.48	25.72	25.33	25.35
3183	NASDAQ	PRFZ	Thu, May 16, 2019	25.66	25.89	25.66	25.71
3182	NASDAQ	PRFZ	Wed, May 15, 2019	25.35	25.67	25.30	25.62
3181	NASDAQ	PRFZ	Tue, May 14, 2019	25.35	25.64	25.30	25.57
3180	NASDAQ	PRFZ	Mon, May 13, 2019	25.55	25.61	25.20	25.26
3179	NASDAQ	PRFZ	Fri, May 10, 2019	25.89	26.03	25.63	26.01
3178	NASDAQ	PRFZ	Thu, May 9, 2019	25.84	26.07	25.62	26.01
3177	NASDAQ	PRFZ	Wed, May 8, 2019	26.14	26.29	26.06	26.06
3176	NASDAQ	PRFZ	Tue, May 7, 2019	26.48	26.49	26.01	26.20
3175	NASDAQ	PRFZ	Mon, May 6, 2019	26.30	26.77	26.22	26.69
3174	NASDAQ	PRFZ	Fri, May 3, 2019	26.38	26.75	26.35	26.73
3173	NASDAQ	PRFZ	Thu, May 2, 2019	26.16	26.36	26.00	26.23
3172	NASDAQ	PRFZ	Wed, May 1, 2019	26.44	26.49	26.18	26.18
3171	NASDAQ	PRFZ	Tue, Apr 30, 2019	26.54	26.59	26.23	26.41
3170	NASDAQ	PRFZ	Mon, Apr 29, 2019	26.46	26.63	26.46	26.56
3169	NASDAQ	PRFZ	Fri, Apr 26, 2019	26.18	26.45	26.14	26.44
3168	NASDAQ	PRFZ	Thu, Apr 25, 2019	26.41	26.41	26.06	26.19
3167	NASDAQ	PRFZ	Wed, Apr 24, 2019	26.42	26.57	26.39	26.49
3166	NASDAQ	PRFZ	Tue, Apr 23, 2019	26.11	26.50	26.11	26.43
3165	NASDAQ	PRFZ	Mon, Apr 22, 2019	26.18	26.20	25.99	26.09
3164	NASDAQ	PRFZ	Thu, Apr 18, 2019	26.27	26.33	26.09	26.20
3163	NASDAQ	PRFZ	Wed, Apr 17, 2019	26.46	26.46	26.18	26.27
3162	NASDAQ	PRFZ	Tue, Apr 16, 2019	26.36	26.41	26.27	26.41
3161	NASDAQ	PRFZ	Mon, Apr 15, 2019	26.41	26.41	26.21	26.29
3160	NASDAQ	PRFZ	Fri, Apr 12, 2019	26.43	26.48	26.28	26.38
3159	NASDAQ	PRFZ	Thu, Apr 11, 2019	26.28	26.34	26.20	26.24
3158	NASDAQ	PRFZ	Wed, Apr 10, 2019	25.97	26.29	25.97	26.26
3157	NASDAQ	PRFZ	Tue, Apr 9, 2019	26.19	26.19	25.88	25.92
3156	NASDAQ	PRFZ	Mon, Apr 8, 2019	26.22	26.29	26.14	26.26
3155	NASDAQ	PRFZ	Fri, Apr 5, 2019	26.10	26.29	26.10	26.29
3154	NASDAQ	PRFZ	Thu, Apr 4, 2019	25.88	26.04	25.86	26.04
3153	NASDAQ	PRFZ	Wed, Apr 3, 2019	25.92	26.03	25.81	25.85
3152	NASDAQ	PRFZ	Tue, Apr 2, 2019	25.71	25.82	25.65	25.72
3151	NASDAQ	PRFZ	Mon, Apr 1, 2019	25.72	25.89	25.69	25.87
3150	NASDAQ	PRFZ	Fri, Mar 29, 2019	25.66	25.69	25.38	25.52
3149	NASDAQ	PRFZ	Thu, Mar 28, 2019	25.32	25.53	25.22	25.50
3148	NASDAQ	PRFZ	Wed, Mar 27, 2019	25.28	25.39	25.01	25.27
3147	NASDAQ	PRFZ	Tue, Mar 26, 2019	25.24	25.45	25.15	25.32
3146	NASDAQ	PRFZ	Mon, Mar 25, 2019	24.96	25.24	24.79	25.07
3145	NASDAQ	PRFZ	Fri, Mar 22, 2019	25.71	25.71	24.98	24.98
3144	NASDAQ	PRFZ	Thu, Mar 21, 2019	25.71	26.02	25.71	25.90
3143	NASDAQ	PRFZ	Wed, Mar 20, 2019	25.78	25.94	25.47	25.60
3142	NASDAQ	PRFZ	Tue, Mar 19, 2019	26.08	26.08	25.75	25.80
3141	NASDAQ	PRFZ	Mon, Mar 18, 2019	25.83	26.01	25.74	25.95
3140	NASDAQ	PRFZ	Fri, Mar 15, 2019	25.86	26.01	25.77	25.82
3139	NASDAQ	PRFZ	Thu, Mar 14, 2019	25.88	25.89	25.77	25.80
3138	NASDAQ	PRFZ	Wed, Mar 13, 2019	25.88	26.01	25.88	25.90
3137	NASDAQ	PRFZ	Tue, Mar 12, 2019	25.79	25.87	25.71	25.78
3136	NASDAQ	PRFZ	Mon, Mar 11, 2019	25.48	25.76	25.47	25.76
3135	NASDAQ	PRFZ	Fri, Mar 8, 2019	25.24	25.40	25.24	25.38
3134	NASDAQ	PRFZ	Thu, Mar 7, 2019	25.66	25.69	25.39	25.42
3133	NASDAQ	PRFZ	Wed, Mar 6, 2019	26.12	26.12	25.66	25.70
3132	NASDAQ	PRFZ	Tue, Mar 5, 2019	26.33	26.33	26.12	26.12
3131	NASDAQ	PRFZ	Mon, Mar 4, 2019	26.58	26.58	26.12	26.27
3130	NASDAQ	PRFZ	Fri, Mar 1, 2019	26.53	26.58	26.32	26.50
3129	NASDAQ	PRFZ	Thu, Feb 28, 2019	26.43	26.44	26.29	26.34
3128	NASDAQ	PRFZ	Wed, Feb 27, 2019	26.33	26.44	26.28	26.42
3127	NASDAQ	PRFZ	Tue, Feb 26, 2019	26.56	26.57	26.38	26.39
3126	NASDAQ	PRFZ	Mon, Feb 25, 2019	26.81	26.84	26.60	26.62
3125	NASDAQ	PRFZ	Fri, Feb 22, 2019	26.54	26.68	26.54	26.66
3124	NASDAQ	PRFZ	Thu, Feb 21, 2019	26.50	26.53	26.35	26.47
3123	NASDAQ	PRFZ	Wed, Feb 20, 2019	26.40	26.59	26.40	26.55
3122	NASDAQ	PRFZ	Tue, Feb 19, 2019	26.22	26.47	26.22	26.40
3121	NASDAQ	PRFZ	Fri, Feb 15, 2019	26.08	26.33	26.07	26.32
3120	NASDAQ	PRFZ	Thu, Feb 14, 2019	25.80	26.05	25.77	25.96
3119	NASDAQ	PRFZ	Wed, Feb 13, 2019	25.86	25.95	25.80	25.90
3118	NASDAQ	PRFZ	Tue, Feb 12, 2019	25.65	25.81	25.65	25.81
3117	NASDAQ	PRFZ	Mon, Feb 11, 2019	25.31	25.48	25.25	25.48
3116	NASDAQ	PRFZ	Fri, Feb 8, 2019	25.12	25.27	25.09	25.25
3115	NASDAQ	PRFZ	Thu, Feb 7, 2019	25.35	25.39	25.05	25.24
3114	NASDAQ	PRFZ	Wed, Feb 6, 2019	25.48	25.53	25.38	25.45
3113	NASDAQ	PRFZ	Tue, Feb 5, 2019	25.48	25.56	25.37	25.52
3112	NASDAQ	PRFZ	Mon, Feb 4, 2019	25.22	25.45	25.17	25.45
3111	NASDAQ	PRFZ	Fri, Feb 1, 2019	25.18	25.27	25.10	25.20
3110	NASDAQ	PRFZ	Thu, Jan 31, 2019	24.96	25.19	24.94	25.17
3109	NASDAQ	PRFZ	Wed, Jan 30, 2019	24.80	25.07	24.66	24.97
3108	NASDAQ	PRFZ	Tue, Jan 29, 2019	24.82	24.82	24.68	24.75
3107	NASDAQ	PRFZ	Mon, Jan 28, 2019	24.65	24.83	24.60	24.78
3106	NASDAQ	PRFZ	Fri, Jan 25, 2019	24.79	24.94	24.79	24.89
3105	NASDAQ	PRFZ	Thu, Jan 24, 2019	24.48	24.68	24.45	24.63
3104	NASDAQ	PRFZ	Wed, Jan 23, 2019	24.59	24.72	24.32	24.49
3103	NASDAQ	PRFZ	Tue, Jan 22, 2019	24.72	24.84	24.41	24.53
3102	NASDAQ	PRFZ	Fri, Jan 18, 2019	24.82	25.03	24.73	24.93
3101	NASDAQ	PRFZ	Thu, Jan 17, 2019	24.36	24.73	24.36	24.65
3100	NASDAQ	PRFZ	Wed, Jan 16, 2019	24.34	24.54	24.34	24.46
3099	NASDAQ	PRFZ	Tue, Jan 15, 2019	24.22	24.32	24.11	24.29
3098	NASDAQ	PRFZ	Mon, Jan 14, 2019	24.20	24.33	24.15	24.15
3097	NASDAQ	PRFZ	Fri, Jan 11, 2019	24.25	24.41	24.21	24.38
3096	NASDAQ	PRFZ	Thu, Jan 10, 2019	24.10	24.36	24.03	24.34
3095	NASDAQ	PRFZ	Wed, Jan 9, 2019	24.18	24.34	24.09	24.28
3094	NASDAQ	PRFZ	Tue, Jan 8, 2019	23.89	24.07	23.72	24.06
3093	NASDAQ	PRFZ	Mon, Jan 7, 2019	23.36	23.82	23.27	23.70
3092	NASDAQ	PRFZ	Fri, Jan 4, 2019	22.84	23.40	22.84	23.33
3091	NASDAQ	PRFZ	Thu, Jan 3, 2019	22.76	22.89	22.44	22.57
3090	NASDAQ	PRFZ	Wed, Jan 2, 2019	22.41	22.97	22.36	22.90
3089	NASDAQ	PRFZ	Mon, Dec 31, 2018	22.73	22.73	22.41	22.73
3088	NASDAQ	PRFZ	Fri, Dec 28, 2018	22.49	22.91	22.41	22.59
3087	NASDAQ	PRFZ	Thu, Dec 27, 2018	22.10	22.49	21.76	22.49
3086	NASDAQ	PRFZ	Wed, Dec 26, 2018	21.52	22.44	21.41	22.43
3085	NASDAQ	PRFZ	Mon, Dec 24, 2018	21.74	21.87	21.45	21.45
3084	NASDAQ	PRFZ	Fri, Dec 21, 2018	22.65	22.75	21.96	21.99
3083	NASDAQ	PRFZ	Thu, Dec 20, 2018	22.81	22.93	22.27	22.50
3082	NASDAQ	PRFZ	Wed, Dec 19, 2018	23.33	23.58	22.76	22.86
3081	NASDAQ	PRFZ	Tue, Dec 18, 2018	23.52	23.67	23.26	23.31
3080	NASDAQ	PRFZ	Mon, Dec 17, 2018	23.80	23.97	23.24	23.34
3079	NASDAQ	PRFZ	Fri, Dec 14, 2018	24.03	24.29	23.81	23.88
3078	NASDAQ	PRFZ	Thu, Dec 13, 2018	24.64	24.68	24.19	24.23
3077	NASDAQ	PRFZ	Wed, Dec 12, 2018	24.62	24.88	24.56	24.57
3076	NASDAQ	PRFZ	Tue, Dec 11, 2018	24.75	24.79	24.20	24.35
3075	NASDAQ	PRFZ	Mon, Dec 10, 2018	24.51	24.60	24.07	24.40
3074	NASDAQ	PRFZ	Fri, Dec 7, 2018	24.96	25.18	24.41	24.52
3073	NASDAQ	PRFZ	Thu, Dec 6, 2018	24.78	24.97	24.38	24.96
3072	NASDAQ	PRFZ	Tue, Dec 4, 2018	26.04	26.08	24.99	25.05
3071	NASDAQ	PRFZ	Mon, Dec 3, 2018	26.18	26.20	25.80	26.12
3070	NASDAQ	PRFZ	Fri, Nov 30, 2018	25.71	25.94	25.71	25.91
3069	NASDAQ	PRFZ	Thu, Nov 29, 2018	25.80	25.94	25.59	25.80
3068	NASDAQ	PRFZ	Wed, Nov 28, 2018	25.37	25.90	25.16	25.90
3067	NASDAQ	PRFZ	Tue, Nov 27, 2018	25.31	25.46	25.24	25.28
3066	NASDAQ	PRFZ	Mon, Nov 26, 2018	25.43	25.55	25.28	25.44
3065	NASDAQ	PRFZ	Fri, Nov 23, 2018	24.99	25.37	24.99	25.20
3064	NASDAQ	PRFZ	Wed, Nov 21, 2018	24.99	25.44	24.99	25.22
3063	NASDAQ	PRFZ	Tue, Nov 20, 2018	25.08	25.28	24.85	24.92
3062	NASDAQ	PRFZ	Mon, Nov 19, 2018	25.82	25.85	25.35	25.41
3061	NASDAQ	PRFZ	Fri, Nov 16, 2018	25.65	25.91	25.59	25.86
3060	NASDAQ	PRFZ	Thu, Nov 15, 2018	25.40	25.85	25.32	25.83
3059	NASDAQ	PRFZ	Wed, Nov 14, 2018	25.90	25.99	25.39	25.54
3058	NASDAQ	PRFZ	Tue, Nov 13, 2018	25.95	26.09	25.66	25.69
3057	NASDAQ	PRFZ	Mon, Nov 12, 2018	26.21	26.25	25.76	25.78
3056	NASDAQ	PRFZ	Fri, Nov 9, 2018	26.52	26.52	26.07	26.25
3055	NASDAQ	PRFZ	Thu, Nov 8, 2018	26.60	26.82	26.60	26.68
3054	NASDAQ	PRFZ	Wed, Nov 7, 2018	26.51	26.76	26.38	26.76
3053	NASDAQ	PRFZ	Tue, Nov 6, 2018	26.19	26.42	26.19	26.39
3052	NASDAQ	PRFZ	Mon, Nov 5, 2018	26.28	26.35	26.02	26.25
3051	NASDAQ	PRFZ	Fri, Nov 2, 2018	26.20	26.35	25.99	26.24
3050	NASDAQ	PRFZ	Thu, Nov 1, 2018	25.76	26.18	25.76	26.12
3049	NASDAQ	PRFZ	Wed, Oct 31, 2018	25.89	25.92	25.64	25.64
3048	NASDAQ	PRFZ	Tue, Oct 30, 2018	25.02	25.61	25.02	25.58
3047	NASDAQ	PRFZ	Mon, Oct 29, 2018	25.49	25.67	24.79	25.05
3046	NASDAQ	PRFZ	Fri, Oct 26, 2018	25.16	25.49	24.77	25.18
3045	NASDAQ	PRFZ	Thu, Oct 25, 2018	25.14	25.56	25.07	25.45
3044	NASDAQ	PRFZ	Wed, Oct 24, 2018	25.86	25.93	24.97	24.98
3043	NASDAQ	PRFZ	Tue, Oct 23, 2018	25.74	26.06	25.45	25.87
3042	NASDAQ	PRFZ	Mon, Oct 22, 2018	26.20	26.31	26.06	26.11
3041	NASDAQ	PRFZ	Fri, Oct 19, 2018	26.51	26.61	26.08	26.14
3040	NASDAQ	PRFZ	Thu, Oct 18, 2018	26.71	26.83	26.32	26.40
3039	NASDAQ	PRFZ	Wed, Oct 17, 2018	26.92	26.94	26.63	26.91
3038	NASDAQ	PRFZ	Tue, Oct 16, 2018	26.52	27.05	26.35	27.02
3037	NASDAQ	PRFZ	Mon, Oct 15, 2018	26.19	26.52	26.07	26.34
3036	NASDAQ	PRFZ	Fri, Oct 12, 2018	26.54	26.54	25.94	26.21
3035	NASDAQ	PRFZ	Thu, Oct 11, 2018	26.61	26.77	26.19	26.19
3034	NASDAQ	PRFZ	Wed, Oct 10, 2018	27.39	27.40	26.68	26.71
3033	NASDAQ	PRFZ	Tue, Oct 9, 2018	27.57	27.69	27.45	27.47
3032	NASDAQ	PRFZ	Mon, Oct 8, 2018	27.52	27.60	27.36	27.57
3031	NASDAQ	PRFZ	Fri, Oct 5, 2018	27.81	27.93	27.37	27.59
3030	NASDAQ	PRFZ	Thu, Oct 4, 2018	28.07	28.07	27.76	27.83
3029	NASDAQ	PRFZ	Wed, Oct 3, 2018	27.96	28.25	27.93	28.15
3028	NASDAQ	PRFZ	Tue, Oct 2, 2018	28.14	28.19	27.86	27.90
3027	NASDAQ	PRFZ	Mon, Oct 1, 2018	28.58	28.58	28.07	28.15
3026	NASDAQ	PRFZ	Fri, Sep 28, 2018	28.28	28.50	28.28	28.45
3025	NASDAQ	PRFZ	Thu, Sep 27, 2018	28.35	28.45	28.32	28.35
3024	NASDAQ	PRFZ	Wed, Sep 26, 2018	28.56	28.61	28.28	28.32
3023	NASDAQ	PRFZ	Tue, Sep 25, 2018	28.57	28.61	28.51	28.56
3022	NASDAQ	PRFZ	Mon, Sep 24, 2018	28.55	28.60	28.37	28.48
3021	NASDAQ	PRFZ	Fri, Sep 21, 2018	28.83	28.92	28.67	28.71
3020	NASDAQ	PRFZ	Thu, Sep 20, 2018	28.67	28.79	28.62	28.79
3019	NASDAQ	PRFZ	Wed, Sep 19, 2018	28.69	28.79	28.48	28.56
3018	NASDAQ	PRFZ	Tue, Sep 18, 2018	28.61	28.74	28.59	28.67
3017	NASDAQ	PRFZ	Mon, Sep 17, 2018	28.84	28.84	28.56	28.56
3016	NASDAQ	PRFZ	Fri, Sep 14, 2018	28.74	28.89	28.70	28.83
3015	NASDAQ	PRFZ	Thu, Sep 13, 2018	28.79	28.82	28.67	28.71
3014	NASDAQ	PRFZ	Wed, Sep 12, 2018	28.74	28.77	28.51	28.71
3013	NASDAQ	PRFZ	Tue, Sep 11, 2018	28.64	28.80	28.58	28.73
3012	NASDAQ	PRFZ	Mon, Sep 10, 2018	28.81	28.83	28.67	28.71
3011	NASDAQ	PRFZ	Fri, Sep 7, 2018	28.66	28.81	28.59	28.69
3010	NASDAQ	PRFZ	Thu, Sep 6, 2018	28.96	29.03	28.73	28.76
3009	NASDAQ	PRFZ	Wed, Sep 5, 2018	29.00	29.00	28.76	28.94
3008	NASDAQ	PRFZ	Tue, Sep 4, 2018	29.19	29.19	28.89	29.05
3007	NASDAQ	PRFZ	Fri, Aug 31, 2018	29.03	29.23	29.03	29.21
3006	NASDAQ	PRFZ	Thu, Aug 30, 2018	29.19	29.24	29.03	29.11
3005	NASDAQ	PRFZ	Wed, Aug 29, 2018	29.07	29.22	29.02	29.18
3004	NASDAQ	PRFZ	Tue, Aug 28, 2018	29.17	29.20	29.00	29.08
3003	NASDAQ	PRFZ	Mon, Aug 27, 2018	29.20	29.29	29.08	29.09
3002	NASDAQ	PRFZ	Fri, Aug 24, 2018	29.06	29.11	29.04	29.08
3001	NASDAQ	PRFZ	Thu, Aug 23, 2018	29.04	29.08	28.88	28.95
3000	NASDAQ	PRFZ	Wed, Aug 22, 2018	28.98	29.06	28.95	29.04
2999	NASDAQ	PRFZ	Tue, Aug 21, 2018	28.72	29.06	28.72	28.97
2998	NASDAQ	PRFZ	Mon, Aug 20, 2018	28.60	28.72	28.51	28.66
2997	NASDAQ	PRFZ	Fri, Aug 17, 2018	28.33	28.56	28.32	28.55
2996	NASDAQ	PRFZ	Thu, Aug 16, 2018	28.28	28.49	28.28	28.39
2995	NASDAQ	PRFZ	Wed, Aug 15, 2018	28.39	28.46	28.02	28.16
2994	NASDAQ	PRFZ	Tue, Aug 14, 2018	28.29	28.56	28.29	28.52
2993	NASDAQ	PRFZ	Mon, Aug 13, 2018	28.42	28.44	28.12	28.23
2992	NASDAQ	PRFZ	Fri, Aug 10, 2018	28.33	28.55	28.28	28.41
2991	NASDAQ	PRFZ	Thu, Aug 9, 2018	28.45	28.58	28.44	28.46
2990	NASDAQ	PRFZ	Wed, Aug 8, 2018	28.41	28.45	28.25	28.40
2989	NASDAQ	PRFZ	Tue, Aug 7, 2018	28.49	28.54	28.41	28.41
2988	NASDAQ	PRFZ	Mon, Aug 6, 2018	28.22	28.41	28.22	28.39
2987	NASDAQ	PRFZ	Fri, Aug 3, 2018	28.37	28.39	28.13	28.24
2986	NASDAQ	PRFZ	Thu, Aug 2, 2018	28.00	28.32	28.00	28.29
2985	NASDAQ	PRFZ	Wed, Aug 1, 2018	28.18	28.21	27.94	28.14
2984	NASDAQ	PRFZ	Tue, Jul 31, 2018	27.95	28.25	27.90	28.18
2983	NASDAQ	PRFZ	Mon, Jul 30, 2018	28.06	28.17	27.90	27.91
2982	NASDAQ	PRFZ	Fri, Jul 27, 2018	28.56	28.59	28.00	28.04
2981	NASDAQ	PRFZ	Thu, Jul 26, 2018	28.32	28.63	28.32	28.53
2980	NASDAQ	PRFZ	Wed, Jul 25, 2018	28.26	28.32	28.13	28.31
2979	NASDAQ	PRFZ	Tue, Jul 24, 2018	28.57	28.60	28.17	28.26
2978	NASDAQ	PRFZ	Mon, Jul 23, 2018	28.50	28.54	28.36	28.48
2977	NASDAQ	PRFZ	Fri, Jul 20, 2018	28.63	28.64	28.47	28.51
2976	NASDAQ	PRFZ	Thu, Jul 19, 2018	28.41	28.65	28.41	28.63
2975	NASDAQ	PRFZ	Wed, Jul 18, 2018	28.37	28.48	28.27	28.48
2974	NASDAQ	PRFZ	Tue, Jul 17, 2018	28.27	28.47	28.21	28.40
2973	NASDAQ	PRFZ	Mon, Jul 16, 2018	28.54	28.54	28.19	28.31
2972	NASDAQ	PRFZ	Fri, Jul 13, 2018	28.46	28.65	28.46	28.47
2971	NASDAQ	PRFZ	Thu, Jul 12, 2018	28.53	28.55	28.31	28.47
2970	NASDAQ	PRFZ	Wed, Jul 11, 2018	28.49	28.67	28.41	28.41
2969	NASDAQ	PRFZ	Tue, Jul 10, 2018	28.83	28.84	28.58	28.67
2968	NASDAQ	PRFZ	Mon, Jul 9, 2018	28.71	28.77	28.61	28.77
2967	NASDAQ	PRFZ	Fri, Jul 6, 2018	28.36	28.59	28.36	28.56
2966	NASDAQ	PRFZ	Thu, Jul 5, 2018	28.16	28.36	28.02	28.36
2965	NASDAQ	PRFZ	Tue, Jul 3, 2018	28.05	28.18	28.03	28.04
2964	NASDAQ	PRFZ	Mon, Jul 2, 2018	27.68	27.97	27.60	27.97
2963	NASDAQ	PRFZ	Fri, Jun 29, 2018	27.96	28.01	27.81	27.83
2962	NASDAQ	PRFZ	Thu, Jun 28, 2018	27.77	27.89	27.61	27.82
2961	NASDAQ	PRFZ	Wed, Jun 27, 2018	28.22	28.29	27.77	27.78
2960	NASDAQ	PRFZ	Tue, Jun 26, 2018	28.08	28.24	27.97	28.16
2959	NASDAQ	PRFZ	Mon, Jun 25, 2018	28.33	28.33	27.85	28.01
2958	NASDAQ	PRFZ	Fri, Jun 22, 2018	28.51	28.51	28.31	28.40
2957	NASDAQ	PRFZ	Thu, Jun 21, 2018	28.62	28.62	28.30	28.35
2956	NASDAQ	PRFZ	Wed, Jun 20, 2018	28.56	28.64	28.45	28.62
2955	NASDAQ	PRFZ	Tue, Jun 19, 2018	28.28	28.42	28.06	28.41
2954	NASDAQ	PRFZ	Mon, Jun 18, 2018	28.08	28.40	28.08	28.40
2953	NASDAQ	PRFZ	Fri, Jun 15, 2018	28.20	28.39	28.15	28.34
2952	NASDAQ	PRFZ	Thu, Jun 14, 2018	28.30	28.37	28.17	28.33
2951	NASDAQ	PRFZ	Wed, Jun 13, 2018	28.44	28.44	28.22	28.24
2950	NASDAQ	PRFZ	Tue, Jun 12, 2018	28.36	28.46	28.29	28.37
2949	NASDAQ	PRFZ	Mon, Jun 11, 2018	28.25	28.34	28.22	28.31
2948	NASDAQ	PRFZ	Fri, Jun 8, 2018	28.21	28.23	28.11	28.22
2947	NASDAQ	PRFZ	Thu, Jun 7, 2018	28.20	28.27	28.05	28.16
2946	NASDAQ	PRFZ	Wed, Jun 6, 2018	28.07	28.18	27.99	28.18
2945	NASDAQ	PRFZ	Tue, Jun 5, 2018	27.79	28.02	27.79	28.02
2944	NASDAQ	PRFZ	Mon, Jun 4, 2018	27.82	27.84	27.66	27.84
2943	NASDAQ	PRFZ	Fri, Jun 1, 2018	27.61	27.69	27.58	27.63
2942	NASDAQ	PRFZ	Thu, May 31, 2018	27.70	27.74	27.41	27.45
2941	NASDAQ	PRFZ	Wed, May 30, 2018	27.46	27.77	27.46	27.70
2940	NASDAQ	PRFZ	Tue, May 29, 2018	27.18	27.41	27.12	27.32
2939	NASDAQ	PRFZ	Fri, May 25, 2018	27.40	27.40	27.29	27.35
2938	NASDAQ	PRFZ	Thu, May 24, 2018	27.40	27.46	27.27	27.42
2937	NASDAQ	PRFZ	Wed, May 23, 2018	27.25	27.44	27.25	27.43
2936	NASDAQ	PRFZ	Tue, May 22, 2018	27.63	27.69	27.38	27.39
2935	NASDAQ	PRFZ	Mon, May 21, 2018	27.46	27.61	27.46	27.60
2934	NASDAQ	PRFZ	Fri, May 18, 2018	27.36	27.41	27.35	27.36
2933	NASDAQ	PRFZ	Thu, May 17, 2018	27.27	27.42	27.27	27.34
2932	NASDAQ	PRFZ	Wed, May 16, 2018	26.98	27.28	26.98	27.21
2931	NASDAQ	PRFZ	Tue, May 15, 2018	26.83	26.98	26.80	26.93
2930	NASDAQ	PRFZ	Mon, May 14, 2018	27.09	27.16	26.92	26.93
2929	NASDAQ	PRFZ	Fri, May 11, 2018	27.04	27.11	26.97	27.04
2928	NASDAQ	PRFZ	Thu, May 10, 2018	26.96	27.07	26.91	26.99
2927	NASDAQ	PRFZ	Wed, May 9, 2018	26.81	26.95	26.72	26.91
2926	NASDAQ	PRFZ	Tue, May 8, 2018	26.59	26.71	26.57	26.70
2925	NASDAQ	PRFZ	Mon, May 7, 2018	26.51	26.72	26.50	26.59
2924	NASDAQ	PRFZ	Fri, May 4, 2018	25.95	26.51	25.95	26.39
2923	NASDAQ	PRFZ	Thu, May 3, 2018	26.16	26.17	25.83	26.06
2922	NASDAQ	PRFZ	Wed, May 2, 2018	26.12	26.38	26.10	26.22
2921	NASDAQ	PRFZ	Tue, May 1, 2018	26.05	26.16	25.77	26.16
2920	NASDAQ	PRFZ	Mon, Apr 30, 2018	26.31	26.40	26.07	26.08
2919	NASDAQ	PRFZ	Fri, Apr 27, 2018	26.40	26.40	26.18	26.30
2918	NASDAQ	PRFZ	Thu, Apr 26, 2018	26.33	26.43	26.22	26.37
2917	NASDAQ	PRFZ	Wed, Apr 25, 2018	26.28	26.34	26.07	26.27
2916	NASDAQ	PRFZ	Tue, Apr 24, 2018	26.49	26.58	26.15	26.26
2915	NASDAQ	PRFZ	Mon, Apr 23, 2018	26.46	26.55	26.34	26.39
2914	NASDAQ	PRFZ	Fri, Apr 20, 2018	26.57	26.57	26.37	26.42
2913	NASDAQ	PRFZ	Thu, Apr 19, 2018	26.70	26.73	26.49	26.57
2912	NASDAQ	PRFZ	Wed, Apr 18, 2018	26.71	26.89	26.71	26.76
2911	NASDAQ	PRFZ	Tue, Apr 17, 2018	26.54	26.73	26.53	26.65
2910	NASDAQ	PRFZ	Mon, Apr 16, 2018	26.25	26.48	26.16	26.42
2909	NASDAQ	PRFZ	Fri, Apr 13, 2018	26.34	26.34	26.07	26.14
2908	NASDAQ	PRFZ	Thu, Apr 12, 2018	26.20	26.31	26.14	26.22
2907	NASDAQ	PRFZ	Wed, Apr 11, 2018	25.90	26.19	25.90	26.06
2906	NASDAQ	PRFZ	Tue, Apr 10, 2018	25.88	26.13	25.82	26.03
2905	NASDAQ	PRFZ	Mon, Apr 9, 2018	25.78	25.88	25.55	25.55
2904	NASDAQ	PRFZ	Fri, Apr 6, 2018	25.91	26.10	25.43	25.62
2903	NASDAQ	PRFZ	Thu, Apr 5, 2018	25.94	26.11	25.88	26.07
2902	NASDAQ	PRFZ	Wed, Apr 4, 2018	25.18	25.86	25.18	25.81
2901	NASDAQ	PRFZ	Tue, Apr 3, 2018	25.29	25.52	25.20	25.48
2900	NASDAQ	PRFZ	Mon, Apr 2, 2018	25.68	25.72	24.99	25.15
2899	NASDAQ	PRFZ	Thu, Mar 29, 2018	25.59	25.92	25.59	25.78
2898	NASDAQ	PRFZ	Wed, Mar 28, 2018	25.53	25.61	25.39	25.49
2897	NASDAQ	PRFZ	Tue, Mar 27, 2018	25.99	25.99	25.39	25.48
2896	NASDAQ	PRFZ	Mon, Mar 26, 2018	25.60	25.90	25.47	25.90
2895	NASDAQ	PRFZ	Fri, Mar 23, 2018	25.97	26.02	25.39	25.39
2894	NASDAQ	PRFZ	Thu, Mar 22, 2018	26.25	26.41	25.93	25.93
2893	NASDAQ	PRFZ	Wed, Mar 21, 2018	26.34	26.62	26.27	26.46
2892	NASDAQ	PRFZ	Tue, Mar 20, 2018	26.35	26.44	26.25	26.31
2891	NASDAQ	PRFZ	Mon, Mar 19, 2018	26.40	26.45	26.08	26.34
2890	NASDAQ	PRFZ	Fri, Mar 16, 2018	26.46	26.68	26.46	26.61
2889	NASDAQ	PRFZ	Thu, Mar 15, 2018	26.62	26.62	26.38	26.45
2888	NASDAQ	PRFZ	Wed, Mar 14, 2018	26.80	26.80	26.53	26.56
2887	NASDAQ	PRFZ	Tue, Mar 13, 2018	26.95	26.97	26.66	26.70
2886	NASDAQ	PRFZ	Mon, Mar 12, 2018	26.75	26.87	26.71	26.81
2885	NASDAQ	PRFZ	Fri, Mar 9, 2018	26.46	26.73	26.43	26.73
2884	NASDAQ	PRFZ	Thu, Mar 8, 2018	26.39	26.49	26.21	26.30
2883	NASDAQ	PRFZ	Wed, Mar 7, 2018	25.99	26.42	25.99	26.37
2882	NASDAQ	PRFZ	Tue, Mar 6, 2018	26.03	26.21	25.82	26.21
2881	NASDAQ	PRFZ	Mon, Mar 5, 2018	25.63	26.01	25.59	25.92
2880	NASDAQ	PRFZ	Fri, Mar 2, 2018	25.14	25.78	25.14	25.75
2879	NASDAQ	PRFZ	Thu, Mar 1, 2018	25.48	25.70	25.17	25.39
2878	NASDAQ	PRFZ	Wed, Feb 28, 2018	25.97	25.97	25.48	25.49
2877	NASDAQ	PRFZ	Tue, Feb 27, 2018	26.27	26.36	25.89	25.89
2876	NASDAQ	PRFZ	Mon, Feb 26, 2018	26.25	26.31	26.05	26.26
2875	NASDAQ	PRFZ	Fri, Feb 23, 2018	25.99	26.14	25.88	26.14
2874	NASDAQ	PRFZ	Thu, Feb 22, 2018	25.85	26.13	25.81	25.84
2873	NASDAQ	PRFZ	Wed, Feb 21, 2018	25.86	26.25	25.86	25.87
2872	NASDAQ	PRFZ	Tue, Feb 20, 2018	25.91	26.10	25.78	25.85
2871	NASDAQ	PRFZ	Fri, Feb 16, 2018	25.88	26.21	25.88	26.05
2870	NASDAQ	PRFZ	Thu, Feb 15, 2018	25.92	25.98	25.70	25.98
2869	NASDAQ	PRFZ	Wed, Feb 14, 2018	25.10	25.75	25.08	25.72
2868	NASDAQ	PRFZ	Tue, Feb 13, 2018	25.10	25.25	25.04	25.25
2867	NASDAQ	PRFZ	Mon, Feb 12, 2018	25.00	25.29	24.75	25.17
2866	NASDAQ	PRFZ	Fri, Feb 9, 2018	24.87	25.10	24.25	24.92
2865	NASDAQ	PRFZ	Thu, Feb 8, 2018	25.47	25.47	24.72	24.72
2864	NASDAQ	PRFZ	Wed, Feb 7, 2018	25.45	25.58	25.34	25.42
2863	NASDAQ	PRFZ	Tue, Feb 6, 2018	24.62	25.52	24.57	25.40
2862	NASDAQ	PRFZ	Mon, Feb 5, 2018	25.86	26.06	25.12	25.12
2861	NASDAQ	PRFZ	Fri, Feb 2, 2018	26.43	26.45	26.04	26.10
2860	NASDAQ	PRFZ	Thu, Feb 1, 2018	26.43	26.67	26.43	26.62
2859	NASDAQ	PRFZ	Wed, Jan 31, 2018	26.69	26.83	26.46	26.55
2858	NASDAQ	PRFZ	Tue, Jan 30, 2018	26.73	26.82	26.60	26.68
2857	NASDAQ	PRFZ	Mon, Jan 29, 2018	27.14	27.18	26.94	26.95
2856	NASDAQ	PRFZ	Fri, Jan 26, 2018	27.20	27.21	27.06	27.20
2855	NASDAQ	PRFZ	Thu, Jan 25, 2018	27.25	27.25	26.97	27.09
2854	NASDAQ	PRFZ	Wed, Jan 24, 2018	27.29	27.35	27.01	27.11
2853	NASDAQ	PRFZ	Tue, Jan 23, 2018	27.16	27.29	27.04	27.24
2852	NASDAQ	PRFZ	Mon, Jan 22, 2018	27.06	27.17	27.01	27.17
2851	NASDAQ	PRFZ	Fri, Jan 19, 2018	26.87	27.10	26.76	27.09
2850	NASDAQ	PRFZ	Thu, Jan 18, 2018	26.87	26.87	26.73	26.76
2849	NASDAQ	PRFZ	Wed, Jan 17, 2018	26.78	26.97	26.73	26.90
2848	NASDAQ	PRFZ	Tue, Jan 16, 2018	27.14	27.16	26.58	26.64
2847	NASDAQ	PRFZ	Fri, Jan 12, 2018	26.92	27.05	26.79	26.96
2846	NASDAQ	PRFZ	Thu, Jan 11, 2018	26.47	26.88	26.47	26.86
2845	NASDAQ	PRFZ	Wed, Jan 10, 2018	26.35	26.44	26.26	26.37
2844	NASDAQ	PRFZ	Tue, Jan 9, 2018	26.48	26.55	26.41	26.41
2843	NASDAQ	PRFZ	Mon, Jan 8, 2018	26.39	26.52	26.23	26.49
2842	NASDAQ	PRFZ	Fri, Jan 5, 2018	26.33	26.40	26.26	26.40
2841	NASDAQ	PRFZ	Thu, Jan 4, 2018	26.32	26.42	26.24	26.32
2840	NASDAQ	PRFZ	Wed, Jan 3, 2018	26.23	26.29	26.14	26.23
2839	NASDAQ	PRFZ	Tue, Jan 2, 2018	26.04	26.23	26.02	26.20
2838	NASDAQ	PRFZ	Fri, Dec 29, 2017	26.26	26.26	25.97	25.98
2837	NASDAQ	PRFZ	Thu, Dec 28, 2017	26.12	26.16	26.06	26.16
2836	NASDAQ	PRFZ	Wed, Dec 27, 2017	26.12	26.20	26.03	26.08
2835	NASDAQ	PRFZ	Tue, Dec 26, 2017	26.01	26.11	26.01	26.09
2834	NASDAQ	PRFZ	Fri, Dec 22, 2017	26.12	26.12	26.02	26.07
2833	NASDAQ	PRFZ	Thu, Dec 21, 2017	26.09	26.20	26.09	26.14
2832	NASDAQ	PRFZ	Wed, Dec 20, 2017	26.06	26.09	25.94	26.01
2831	NASDAQ	PRFZ	Tue, Dec 19, 2017	26.16	26.30	25.92	25.94
2830	NASDAQ	PRFZ	Mon, Dec 18, 2017	26.03	26.19	25.99	26.11
2829	NASDAQ	PRFZ	Fri, Dec 15, 2017	25.70	26.05	25.69	25.90
2828	NASDAQ	PRFZ	Thu, Dec 14, 2017	25.81	25.85	25.50	25.54
2827	NASDAQ	PRFZ	Wed, Dec 13, 2017	25.71	25.95	25.71	25.79
2826	NASDAQ	PRFZ	Tue, Dec 12, 2017	25.74	25.83	25.67	25.67
2825	NASDAQ	PRFZ	Mon, Dec 11, 2017	25.81	25.83	25.71	25.74
2824	NASDAQ	PRFZ	Fri, Dec 8, 2017	25.92	25.92	25.74	25.75
2823	NASDAQ	PRFZ	Thu, Dec 7, 2017	25.62	25.86	25.54	25.75
2822	NASDAQ	PRFZ	Wed, Dec 6, 2017	25.69	25.80	25.59	25.60
2821	NASDAQ	PRFZ	Tue, Dec 5, 2017	26.02	26.02	25.77	25.79
2820	NASDAQ	PRFZ	Mon, Dec 4, 2017	26.33	26.52	25.96	25.98
2819	NASDAQ	PRFZ	Fri, Dec 1, 2017	26.19	26.19	25.42	26.05
2818	NASDAQ	PRFZ	Thu, Nov 30, 2017	26.27	26.31	26.13	26.16
2817	NASDAQ	PRFZ	Wed, Nov 29, 2017	26.18	26.26	26.12	26.14
2816	NASDAQ	PRFZ	Tue, Nov 28, 2017	25.79	26.08	25.77	26.07
2815	NASDAQ	PRFZ	Mon, Nov 27, 2017	25.83	25.90	25.72	25.73
2814	NASDAQ	PRFZ	Fri, Nov 24, 2017	25.88	25.88	25.78	25.82
2813	NASDAQ	PRFZ	Wed, Nov 22, 2017	25.92	25.94	25.80	25.80
2812	NASDAQ	PRFZ	Tue, Nov 21, 2017	25.67	25.87	25.61	25.82
2811	NASDAQ	PRFZ	Mon, Nov 20, 2017	25.40	25.59	25.40	25.59
2810	NASDAQ	PRFZ	Fri, Nov 17, 2017	25.25	25.45	25.25	25.40
2809	NASDAQ	PRFZ	Thu, Nov 16, 2017	25.00	25.35	25.00	25.25
2808	NASDAQ	PRFZ	Wed, Nov 15, 2017	24.84	24.98	24.80	24.87
2807	NASDAQ	PRFZ	Tue, Nov 14, 2017	24.96	25.04	24.95	25.01
2806	NASDAQ	PRFZ	Mon, Nov 13, 2017	24.99	25.09	24.90	25.05
2805	NASDAQ	PRFZ	Fri, Nov 10, 2017	25.04	25.14	25.04	25.07
2804	NASDAQ	PRFZ	Thu, Nov 9, 2017	24.96	25.18	24.85	25.07
2803	NASDAQ	PRFZ	Wed, Nov 8, 2017	25.04	25.17	24.90	25.14
2802	NASDAQ	PRFZ	Tue, Nov 7, 2017	25.35	25.35	24.98	25.08
2801	NASDAQ	PRFZ	Mon, Nov 6, 2017	25.28	25.41	25.26	25.34
2800	NASDAQ	PRFZ	Fri, Nov 3, 2017	25.27	25.35	25.24	25.26
2799	NASDAQ	PRFZ	Thu, Nov 2, 2017	25.28	25.39	25.19	25.33
2798	NASDAQ	PRFZ	Wed, Nov 1, 2017	25.54	25.54	25.14	25.28
2797	NASDAQ	PRFZ	Tue, Oct 31, 2017	25.23	25.43	25.23	25.36
2796	NASDAQ	PRFZ	Mon, Oct 30, 2017	25.39	25.39	25.06	25.17
2795	NASDAQ	PRFZ	Fri, Oct 27, 2017	25.31	25.45	25.23	25.44
2794	NASDAQ	PRFZ	Thu, Oct 26, 2017	25.30	25.39	25.28	25.32
2793	NASDAQ	PRFZ	Wed, Oct 25, 2017	25.34	25.34	25.07	25.23
2792	NASDAQ	PRFZ	Tue, Oct 24, 2017	25.37	25.46	25.37	25.38
2791	NASDAQ	PRFZ	Mon, Oct 23, 2017	25.53	25.53	25.28	25.30
2790	NASDAQ	PRFZ	Fri, Oct 20, 2017	25.46	25.52	25.46	25.48
2789	NASDAQ	PRFZ	Thu, Oct 19, 2017	25.21	25.32	25.13	25.32
2788	NASDAQ	PRFZ	Wed, Oct 18, 2017	25.32	25.42	25.32	25.36
2787	NASDAQ	PRFZ	Tue, Oct 17, 2017	25.31	25.38	25.19	25.23
2786	NASDAQ	PRFZ	Mon, Oct 16, 2017	25.39	25.46	25.29	25.32
2785	NASDAQ	PRFZ	Fri, Oct 13, 2017	25.43	25.43	25.32	25.32
2784	NASDAQ	PRFZ	Thu, Oct 12, 2017	25.33	25.43	25.26	25.34
2783	NASDAQ	PRFZ	Wed, Oct 11, 2017	25.38	25.43	25.36	25.39
2782	NASDAQ	PRFZ	Tue, Oct 10, 2017	25.42	25.45	25.34	25.39
2781	NASDAQ	PRFZ	Mon, Oct 9, 2017	25.46	25.47	25.30	25.33
2780	NASDAQ	PRFZ	Fri, Oct 6, 2017	25.37	25.46	25.34	25.42
2779	NASDAQ	PRFZ	Thu, Oct 5, 2017	25.43	25.50	25.39	25.46
2778	NASDAQ	PRFZ	Wed, Oct 4, 2017	25.42	25.48	25.30	25.35
2777	NASDAQ	PRFZ	Tue, Oct 3, 2017	25.37	25.44	25.28	25.44
2776	NASDAQ	PRFZ	Mon, Oct 2, 2017	25.05	25.30	25.05	25.30
2775	NASDAQ	PRFZ	Fri, Sep 29, 2017	25.01	25.11	25.01	25.07
2774	NASDAQ	PRFZ	Thu, Sep 28, 2017	24.91	25.01	24.83	24.99
2773	NASDAQ	PRFZ	Wed, Sep 27, 2017	24.65	25.00	24.59	24.95
2772	NASDAQ	PRFZ	Tue, Sep 26, 2017	24.47	24.61	24.47	24.55
2771	NASDAQ	PRFZ	Mon, Sep 25, 2017	24.41	24.49	24.29	24.43
2770	NASDAQ	PRFZ	Fri, Sep 22, 2017	24.25	24.43	24.25	24.41
2769	NASDAQ	PRFZ	Thu, Sep 21, 2017	24.31	24.35	24.27	24.28
2768	NASDAQ	PRFZ	Wed, Sep 20, 2017	24.23	24.34	24.23	24.30
2767	NASDAQ	PRFZ	Tue, Sep 19, 2017	24.25	24.25	24.16	24.22
2766	NASDAQ	PRFZ	Mon, Sep 18, 2017	24.09	24.25	24.09	24.20
2765	NASDAQ	PRFZ	Fri, Sep 15, 2017	23.97	24.10	23.96	24.10
2764	NASDAQ	PRFZ	Thu, Sep 14, 2017	23.99	24.03	23.95	23.99
2763	NASDAQ	PRFZ	Wed, Sep 13, 2017	23.94	24.06	23.94	24.03
2762	NASDAQ	PRFZ	Tue, Sep 12, 2017	23.82	23.96	23.82	23.95
2761	NASDAQ	PRFZ	Mon, Sep 11, 2017	23.69	23.82	23.69	23.79
2760	NASDAQ	PRFZ	Fri, Sep 8, 2017	23.49	23.61	23.47	23.52
2759	NASDAQ	PRFZ	Thu, Sep 7, 2017	23.62	23.62	23.44	23.53
2758	NASDAQ	PRFZ	Wed, Sep 6, 2017	23.65	23.65	23.52	23.59
2757	NASDAQ	PRFZ	Tue, Sep 5, 2017	23.77	23.77	23.43	23.52
2756	NASDAQ	PRFZ	Fri, Sep 1, 2017	23.66	23.78	23.61	23.76
2755	NASDAQ	PRFZ	Thu, Aug 31, 2017	23.44	23.61	23.44	23.59
2754	NASDAQ	PRFZ	Wed, Aug 30, 2017	23.22	23.39	23.22	23.37
2753	NASDAQ	PRFZ	Tue, Aug 29, 2017	23.04	23.26	23.04	23.24
2752	NASDAQ	PRFZ	Mon, Aug 28, 2017	23.29	23.29	23.16	23.24
2751	NASDAQ	PRFZ	Fri, Aug 25, 2017	23.20	23.27	23.12	23.21
2750	NASDAQ	PRFZ	Thu, Aug 24, 2017	23.14	23.19	23.08	23.11
2749	NASDAQ	PRFZ	Wed, Aug 23, 2017	22.98	23.12	22.97	23.06
2748	NASDAQ	PRFZ	Tue, Aug 22, 2017	22.94	23.12	22.94	23.09
2747	NASDAQ	PRFZ	Mon, Aug 21, 2017	22.90	22.91	22.78	22.89
2746	NASDAQ	PRFZ	Fri, Aug 18, 2017	22.90	23.00	22.81	22.91
2745	NASDAQ	PRFZ	Thu, Aug 17, 2017	23.26	23.33	22.91	22.94
2744	NASDAQ	PRFZ	Wed, Aug 16, 2017	23.38	23.46	23.30	23.34
2743	NASDAQ	PRFZ	Tue, Aug 15, 2017	23.55	23.55	23.32	23.32
2742	NASDAQ	PRFZ	Mon, Aug 14, 2017	23.36	23.54	23.36	23.53
2741	NASDAQ	PRFZ	Fri, Aug 11, 2017	23.19	23.23	23.12	23.20
2740	NASDAQ	PRFZ	Thu, Aug 10, 2017	23.48	23.48	23.18	23.18
2739	NASDAQ	PRFZ	Wed, Aug 9, 2017	23.61	23.62	23.49	23.57
2738	NASDAQ	PRFZ	Tue, Aug 8, 2017	23.77	23.98	23.68	23.73
2737	NASDAQ	PRFZ	Mon, Aug 7, 2017	23.76	23.83	23.69	23.78
2736	NASDAQ	PRFZ	Fri, Aug 4, 2017	23.66	23.77	23.64	23.76
2735	NASDAQ	PRFZ	Thu, Aug 3, 2017	23.80	23.80	23.59	23.64
2734	NASDAQ	PRFZ	Wed, Aug 2, 2017	23.97	23.97	23.67	23.75
2733	NASDAQ	PRFZ	Tue, Aug 1, 2017	24.01	24.02	23.89	24.00
2732	NASDAQ	PRFZ	Mon, Jul 31, 2017	24.01	24.01	23.83	23.93
2731	NASDAQ	PRFZ	Fri, Jul 28, 2017	23.99	24.02	23.90	23.97
2730	NASDAQ	PRFZ	Thu, Jul 27, 2017	24.19	24.20	23.91	24.04
2729	NASDAQ	PRFZ	Wed, Jul 26, 2017	24.27	24.27	24.12	24.14
2728	NASDAQ	PRFZ	Tue, Jul 25, 2017	24.15	24.30	24.14	24.26
2727	NASDAQ	PRFZ	Mon, Jul 24, 2017	24.01	24.04	23.94	24.03
2726	NASDAQ	PRFZ	Fri, Jul 21, 2017	24.04	24.12	23.98	24.02
2725	NASDAQ	PRFZ	Thu, Jul 20, 2017	24.14	24.16	24.07	24.11
2724	NASDAQ	PRFZ	Wed, Jul 19, 2017	23.93	24.13	23.93	24.13
2723	NASDAQ	PRFZ	Tue, Jul 18, 2017	23.86	23.89	23.77	23.88
2722	NASDAQ	PRFZ	Mon, Jul 17, 2017	23.86	23.98	23.83	23.92
2721	NASDAQ	PRFZ	Fri, Jul 14, 2017	23.76	23.94	23.76	23.87
2720	NASDAQ	PRFZ	Thu, Jul 13, 2017	23.81	23.83	23.66	23.83
2719	NASDAQ	PRFZ	Wed, Jul 12, 2017	23.72	23.91	23.71	23.77
2718	NASDAQ	PRFZ	Tue, Jul 11, 2017	23.60	23.61	23.42	23.59
2717	NASDAQ	PRFZ	Mon, Jul 10, 2017	23.57	23.70	23.50	23.54
2716	NASDAQ	PRFZ	Fri, Jul 7, 2017	23.44	23.65	23.43	23.64
2715	NASDAQ	PRFZ	Thu, Jul 6, 2017	23.54	23.62	23.37	23.42
2714	NASDAQ	PRFZ	Wed, Jul 5, 2017	23.70	23.74	23.60	23.72
2713	NASDAQ	PRFZ	Mon, Jul 3, 2017	23.77	23.92	23.77	23.86
2712	NASDAQ	PRFZ	Fri, Jun 30, 2017	23.75	23.77	23.62	23.67
2711	NASDAQ	PRFZ	Thu, Jun 29, 2017	23.86	23.86	23.46	23.69
2710	NASDAQ	PRFZ	Wed, Jun 28, 2017	23.70	23.86	23.57	23.82
2709	NASDAQ	PRFZ	Tue, Jun 27, 2017	23.64	23.73	23.47	23.47
2708	NASDAQ	PRFZ	Mon, Jun 26, 2017	23.64	23.70	23.52	23.64
2707	NASDAQ	PRFZ	Fri, Jun 23, 2017	23.49	23.60	23.35	23.60
2706	NASDAQ	PRFZ	Thu, Jun 22, 2017	23.26	23.45	23.24	23.37
2705	NASDAQ	PRFZ	Wed, Jun 21, 2017	23.36	23.52	23.29	23.29
2704	NASDAQ	PRFZ	Tue, Jun 20, 2017	23.53	23.59	23.40	23.43
2703	NASDAQ	PRFZ	Mon, Jun 19, 2017	23.60	23.73	23.59	23.67
2702	NASDAQ	PRFZ	Fri, Jun 16, 2017	23.53	23.54	23.40	23.54
2701	NASDAQ	PRFZ	Thu, Jun 15, 2017	23.55	23.72	23.53	23.64
2700	NASDAQ	PRFZ	Wed, Jun 14, 2017	23.89	23.89	23.64	23.78
2699	NASDAQ	PRFZ	Tue, Jun 13, 2017	23.88	23.94	23.81	23.91
2698	NASDAQ	PRFZ	Mon, Jun 12, 2017	23.86	23.93	23.73	23.74
2697	NASDAQ	PRFZ	Fri, Jun 9, 2017	23.69	23.96	23.69	23.77
2696	NASDAQ	PRFZ	Thu, Jun 8, 2017	23.36	23.71	23.33	23.64
2695	NASDAQ	PRFZ	Wed, Jun 7, 2017	23.41	23.46	23.29	23.37
2694	NASDAQ	PRFZ	Tue, Jun 6, 2017	23.31	23.49	23.26	23.37
2693	NASDAQ	PRFZ	Mon, Jun 5, 2017	23.58	23.58	23.41	23.43
2692	NASDAQ	PRFZ	Fri, Jun 2, 2017	23.55	23.72	23.47	23.56
2691	NASDAQ	PRFZ	Thu, Jun 1, 2017	23.11	23.48	23.04	23.48
2690	NASDAQ	PRFZ	Wed, May 31, 2017	23.14	23.14	22.80	23.05
2689	NASDAQ	PRFZ	Tue, May 30, 2017	23.20	23.20	23.04	23.08
2688	NASDAQ	PRFZ	Fri, May 26, 2017	23.21	23.25	23.13	23.23
2687	NASDAQ	PRFZ	Thu, May 25, 2017	23.34	23.39	23.17	23.24
2686	NASDAQ	PRFZ	Wed, May 24, 2017	23.26	23.34	23.17	23.23
2685	NASDAQ	PRFZ	Tue, May 23, 2017	23.28	23.32	23.15	23.27
2684	NASDAQ	PRFZ	Mon, May 22, 2017	23.13	23.25	23.12	23.24
2683	NASDAQ	PRFZ	Fri, May 19, 2017	22.96	23.17	22.95	23.05
2682	NASDAQ	PRFZ	Thu, May 18, 2017	22.84	22.98	22.78	22.88
2681	NASDAQ	PRFZ	Wed, May 17, 2017	23.13	23.17	22.85	22.85
2680	NASDAQ	PRFZ	Tue, May 16, 2017	23.46	23.46	23.28	23.41
2679	NASDAQ	PRFZ	Mon, May 15, 2017	23.37	23.55	23.37	23.42
2678	NASDAQ	PRFZ	Fri, May 12, 2017	23.36	23.36	23.23	23.27
2677	NASDAQ	PRFZ	Thu, May 11, 2017	23.53	23.54	23.31	23.43
2676	NASDAQ	PRFZ	Wed, May 10, 2017	23.44	23.60	23.44	23.59
2675	NASDAQ	PRFZ	Tue, May 9, 2017	23.51	23.51	23.39	23.47
2674	NASDAQ	PRFZ	Mon, May 8, 2017	23.49	23.50	23.35	23.43
2673	NASDAQ	PRFZ	Fri, May 5, 2017	23.43	23.51	23.30	23.51
2672	NASDAQ	PRFZ	Thu, May 4, 2017	23.50	23.53	23.20	23.35
2671	NASDAQ	PRFZ	Wed, May 3, 2017	23.48	23.50	23.35	23.44
2670	NASDAQ	PRFZ	Tue, May 2, 2017	23.66	23.70	23.53	23.59
2669	NASDAQ	PRFZ	Mon, May 1, 2017	23.64	23.72	23.55	23.67
2668	NASDAQ	PRFZ	Fri, Apr 28, 2017	23.89	23.89	23.56	23.56
2667	NASDAQ	PRFZ	Thu, Apr 27, 2017	23.90	23.93	23.77	23.86
2666	NASDAQ	PRFZ	Wed, Apr 26, 2017	23.70	24.00	23.70	23.87
2665	NASDAQ	PRFZ	Tue, Apr 25, 2017	23.66	23.79	23.66	23.71
2664	NASDAQ	PRFZ	Mon, Apr 24, 2017	23.55	23.56	23.46	23.51
2663	NASDAQ	PRFZ	Fri, Apr 21, 2017	23.28	23.30	23.17	23.26
2662	NASDAQ	PRFZ	Thu, Apr 20, 2017	23.14	23.33	23.12	23.31
2661	NASDAQ	PRFZ	Wed, Apr 19, 2017	23.10	23.21	23.01	23.05
2660	NASDAQ	PRFZ	Tue, Apr 18, 2017	22.89	23.01	22.81	23.01
2659	NASDAQ	PRFZ	Mon, Apr 17, 2017	22.84	22.98	22.75	22.97
2658	NASDAQ	PRFZ	Thu, Apr 13, 2017	23.00	23.01	22.74	22.74
2657	NASDAQ	PRFZ	Wed, Apr 12, 2017	23.29	23.29	22.98	23.02
2656	NASDAQ	PRFZ	Tue, Apr 11, 2017	23.01	23.30	22.94	23.29
2655	NASDAQ	PRFZ	Mon, Apr 10, 2017	23.05	23.26	23.00	23.12
2654	NASDAQ	PRFZ	Fri, Apr 7, 2017	22.98	23.10	22.92	23.04
2653	NASDAQ	PRFZ	Thu, Apr 6, 2017	22.82	23.05	22.78	23.03
2652	NASDAQ	PRFZ	Wed, Apr 5, 2017	23.16	23.26	22.74	22.80
2651	NASDAQ	PRFZ	Tue, Apr 4, 2017	23.00	23.11	22.95	23.03
2650	NASDAQ	PRFZ	Mon, Apr 3, 2017	23.33	23.38	22.99	23.04
2649	NASDAQ	PRFZ	Fri, Mar 31, 2017	23.23	23.38	23.20	23.28
2648	NASDAQ	PRFZ	Thu, Mar 30, 2017	23.09	23.27	23.09	23.25
2647	NASDAQ	PRFZ	Wed, Mar 29, 2017	22.92	23.13	22.91	23.09
2646	NASDAQ	PRFZ	Tue, Mar 28, 2017	22.73	22.97	22.67	22.95
2645	NASDAQ	PRFZ	Mon, Mar 27, 2017	22.56	22.82	22.45	22.77
2644	NASDAQ	PRFZ	Fri, Mar 24, 2017	22.82	22.90	22.68	22.78
2643	NASDAQ	PRFZ	Thu, Mar 23, 2017	22.58	22.88	22.58	22.76
2642	NASDAQ	PRFZ	Wed, Mar 22, 2017	22.64	22.68	22.42	22.59
2641	NASDAQ	PRFZ	Tue, Mar 21, 2017	23.29	23.30	22.64	22.65
2640	NASDAQ	PRFZ	Mon, Mar 20, 2017	23.35	23.35	23.16	23.22
2639	NASDAQ	PRFZ	Fri, Mar 17, 2017	23.36	23.38	23.20	23.35
2638	NASDAQ	PRFZ	Thu, Mar 16, 2017	23.30	23.34	23.21	23.30
2637	NASDAQ	PRFZ	Wed, Mar 15, 2017	22.93	23.25	22.92	23.21
2636	NASDAQ	PRFZ	Tue, Mar 14, 2017	22.86	22.87	22.66	22.84
2635	NASDAQ	PRFZ	Mon, Mar 13, 2017	22.87	23.03	22.87	22.94
2634	NASDAQ	PRFZ	Fri, Mar 10, 2017	22.91	22.95	22.75	22.90
2633	NASDAQ	PRFZ	Thu, Mar 9, 2017	22.93	22.98	22.72	22.77
2632	NASDAQ	PRFZ	Wed, Mar 8, 2017	23.25	23.26	22.92	22.92
2631	NASDAQ	PRFZ	Tue, Mar 7, 2017	23.30	23.30	23.14	23.16
2630	NASDAQ	PRFZ	Mon, Mar 6, 2017	23.40	23.40	23.21	23.31
2629	NASDAQ	PRFZ	Fri, Mar 3, 2017	23.54	23.59	23.39	23.48
2628	NASDAQ	PRFZ	Thu, Mar 2, 2017	23.80	23.80	23.50	23.52
2627	NASDAQ	PRFZ	Wed, Mar 1, 2017	23.75	23.87	23.61	23.81
2626	NASDAQ	PRFZ	Tue, Feb 28, 2017	23.69	23.69	23.36	23.38
2625	NASDAQ	PRFZ	Mon, Feb 27, 2017	23.52	23.73	23.47	23.72
2624	NASDAQ	PRFZ	Fri, Feb 24, 2017	23.46	23.55	23.36	23.54
2623	NASDAQ	PRFZ	Thu, Feb 23, 2017	23.90	23.91	23.49	23.61
2622	NASDAQ	PRFZ	Wed, Feb 22, 2017	23.97	23.97	23.75	23.80
2621	NASDAQ	PRFZ	Tue, Feb 21, 2017	23.79	23.92	23.77	23.92
2620	NASDAQ	PRFZ	Fri, Feb 17, 2017	23.66	23.69	23.58	23.69
2619	NASDAQ	PRFZ	Thu, Feb 16, 2017	23.81	23.83	23.59	23.73
2618	NASDAQ	PRFZ	Wed, Feb 15, 2017	23.66	23.81	23.60	23.77
2617	NASDAQ	PRFZ	Tue, Feb 14, 2017	23.56	23.69	23.50	23.68
2616	NASDAQ	PRFZ	Mon, Feb 13, 2017	23.70	23.73	23.56	23.60
2615	NASDAQ	PRFZ	Fri, Feb 10, 2017	23.45	23.60	23.44	23.55
2614	NASDAQ	PRFZ	Thu, Feb 9, 2017	23.16	23.37	23.13	23.35
2613	NASDAQ	PRFZ	Wed, Feb 8, 2017	23.07	23.11	22.89	23.07
2612	NASDAQ	PRFZ	Tue, Feb 7, 2017	23.27	23.35	23.07	23.15
2611	NASDAQ	PRFZ	Mon, Feb 6, 2017	23.39	23.39	23.19	23.24
2610	NASDAQ	PRFZ	Fri, Feb 3, 2017	23.30	23.45	23.25	23.43
2609	NASDAQ	PRFZ	Thu, Feb 2, 2017	23.25	23.25	23.04	23.10
2608	NASDAQ	PRFZ	Wed, Feb 1, 2017	23.33	23.45	23.11	23.22
2607	NASDAQ	PRFZ	Tue, Jan 31, 2017	23.05	23.26	22.96	23.21
2606	NASDAQ	PRFZ	Mon, Jan 30, 2017	23.35	23.35	22.94	23.12
2605	NASDAQ	PRFZ	Fri, Jan 27, 2017	23.60	23.60	23.35	23.44
2604	NASDAQ	PRFZ	Thu, Jan 26, 2017	23.68	23.68	23.50	23.55
2603	NASDAQ	PRFZ	Wed, Jan 25, 2017	23.57	23.65	23.51	23.61
2602	NASDAQ	PRFZ	Tue, Jan 24, 2017	23.05	23.41	23.05	23.35
2601	NASDAQ	PRFZ	Mon, Jan 23, 2017	23.05	23.06	22.87	22.98
2600	NASDAQ	PRFZ	Fri, Jan 20, 2017	23.01	23.10	22.97	23.05
2599	NASDAQ	PRFZ	Thu, Jan 19, 2017	23.16	23.16	22.85	22.94
2598	NASDAQ	PRFZ	Wed, Jan 18, 2017	23.04	23.12	23.01	23.10
2597	NASDAQ	PRFZ	Tue, Jan 17, 2017	23.23	23.23	23.01	23.03
2596	NASDAQ	PRFZ	Fri, Jan 13, 2017	23.19	23.35	23.19	23.25
2595	NASDAQ	PRFZ	Thu, Jan 12, 2017	23.37	23.37	22.86	23.11
2594	NASDAQ	PRFZ	Wed, Jan 11, 2017	23.27	23.34	23.16	23.32
2593	NASDAQ	PRFZ	Tue, Jan 10, 2017	23.06	23.26	23.06	23.24
2592	NASDAQ	PRFZ	Mon, Jan 9, 2017	23.25	23.25	22.99	23.00
2591	NASDAQ	PRFZ	Fri, Jan 6, 2017	23.43	23.43	23.23	23.24
2590	NASDAQ	PRFZ	Thu, Jan 5, 2017	23.60	23.66	23.26	23.39
2589	NASDAQ	PRFZ	Wed, Jan 4, 2017	23.40	23.65	23.36	23.63
2588	NASDAQ	PRFZ	Tue, Jan 3, 2017	23.32	23.41	23.05	23.23
2587	NASDAQ	PRFZ	Fri, Dec 30, 2016	23.23	23.23	22.99	23.06
2586	NASDAQ	PRFZ	Thu, Dec 29, 2016	23.15	23.28	23.07	23.17
2585	NASDAQ	PRFZ	Wed, Dec 28, 2016	23.41	23.44	23.10	23.16
2584	NASDAQ	PRFZ	Tue, Dec 27, 2016	23.30	23.48	23.30	23.40
2583	NASDAQ	PRFZ	Fri, Dec 23, 2016	23.18	23.27	23.18	23.27
2582	NASDAQ	PRFZ	Thu, Dec 22, 2016	23.33	23.42	23.14	23.19
2581	NASDAQ	PRFZ	Wed, Dec 21, 2016	23.49	23.54	23.38	23.38
2580	NASDAQ	PRFZ	Tue, Dec 20, 2016	23.36	23.53	23.36	23.49
2579	NASDAQ	PRFZ	Mon, Dec 19, 2016	23.14	23.32	23.14	23.29
2578	NASDAQ	PRFZ	Fri, Dec 16, 2016	23.29	23.40	23.08	23.12
2577	NASDAQ	PRFZ	Thu, Dec 15, 2016	23.24	23.53	23.16	23.37
2576	NASDAQ	PRFZ	Wed, Dec 14, 2016	23.47	23.50	23.17	23.19
2575	NASDAQ	PRFZ	Tue, Dec 13, 2016	23.64	23.72	23.43	23.52
2574	NASDAQ	PRFZ	Mon, Dec 12, 2016	23.86	23.86	23.51	23.55
2573	NASDAQ	PRFZ	Fri, Dec 9, 2016	23.79	23.83	23.68	23.76
2572	NASDAQ	PRFZ	Thu, Dec 8, 2016	23.43	23.72	23.36	23.71
2571	NASDAQ	PRFZ	Wed, Dec 7, 2016	23.11	23.38	23.09	23.33
2570	NASDAQ	PRFZ	Tue, Dec 6, 2016	22.89	23.15	22.82	23.11
2569	NASDAQ	PRFZ	Mon, Dec 5, 2016	22.66	22.89	22.66	22.88
2568	NASDAQ	PRFZ	Fri, Dec 2, 2016	22.45	22.56	22.43	22.47
2567	NASDAQ	PRFZ	Thu, Dec 1, 2016	22.65	22.68	22.39	22.47
2566	NASDAQ	PRFZ	Wed, Nov 30, 2016	22.71	22.75	22.51	22.54
2565	NASDAQ	PRFZ	Tue, Nov 29, 2016	22.51	22.63	22.49	22.52
2564	NASDAQ	PRFZ	Mon, Nov 28, 2016	22.76	22.83	22.54	22.55
2563	NASDAQ	PRFZ	Fri, Nov 25, 2016	22.77	22.80	22.76	22.80
2562	NASDAQ	PRFZ	Wed, Nov 23, 2016	22.62	22.78	22.58	22.77
2561	NASDAQ	PRFZ	Tue, Nov 22, 2016	22.46	22.64	22.44	22.64
2560	NASDAQ	PRFZ	Mon, Nov 21, 2016	22.36	22.45	22.28	22.38
2559	NASDAQ	PRFZ	Fri, Nov 18, 2016	22.23	22.28	22.17	22.27
2558	NASDAQ	PRFZ	Thu, Nov 17, 2016	22.15	22.27	22.13	22.16
2557	NASDAQ	PRFZ	Wed, Nov 16, 2016	21.99	22.15	21.99	22.10
2556	NASDAQ	PRFZ	Tue, Nov 15, 2016	21.94	22.11	21.88	22.08
2555	NASDAQ	PRFZ	Mon, Nov 14, 2016	21.85	22.02	21.81	21.95
2554	NASDAQ	PRFZ	Fri, Nov 11, 2016	21.32	21.69	21.27	21.65
2553	NASDAQ	PRFZ	Thu, Nov 10, 2016	21.12	21.37	21.01	21.23
2552	NASDAQ	PRFZ	Wed, Nov 9, 2016	20.21	20.97	20.21	20.93
2551	NASDAQ	PRFZ	Tue, Nov 8, 2016	20.33	20.46	20.18	20.36
2550	NASDAQ	PRFZ	Mon, Nov 7, 2016	20.23	20.38	20.23	20.33
2549	NASDAQ	PRFZ	Fri, Nov 4, 2016	19.82	20.09	19.79	19.91
2548	NASDAQ	PRFZ	Thu, Nov 3, 2016	19.87	19.94	19.78	19.80
2547	NASDAQ	PRFZ	Wed, Nov 2, 2016	20.01	20.03	19.80	19.84
2546	NASDAQ	PRFZ	Tue, Nov 1, 2016	20.32	20.32	19.96	20.03
2545	NASDAQ	PRFZ	Mon, Oct 31, 2016	20.25	20.27	20.16	20.25
2544	NASDAQ	PRFZ	Fri, Oct 28, 2016	20.29	20.40	20.18	20.22
2543	NASDAQ	PRFZ	Thu, Oct 27, 2016	20.57	20.57	20.28	20.28
2542	NASDAQ	PRFZ	Wed, Oct 26, 2016	20.55	20.66	20.42	20.47
2541	NASDAQ	PRFZ	Tue, Oct 25, 2016	20.79	20.83	20.64	20.65
2540	NASDAQ	PRFZ	Mon, Oct 24, 2016	20.84	20.95	20.75	20.83
2539	NASDAQ	PRFZ	Fri, Oct 21, 2016	20.62	20.75	20.62	20.71
2538	NASDAQ	PRFZ	Thu, Oct 20, 2016	20.76	20.81	20.64	20.77
2537	NASDAQ	PRFZ	Wed, Oct 19, 2016	20.73	20.90	20.66	20.81
2536	NASDAQ	PRFZ	Tue, Oct 18, 2016	20.77	20.77	20.64	20.68
2535	NASDAQ	PRFZ	Mon, Oct 17, 2016	20.57	20.63	20.54	20.54
2534	NASDAQ	PRFZ	Fri, Oct 14, 2016	20.69	20.79	20.58	20.60
2533	NASDAQ	PRFZ	Thu, Oct 13, 2016	20.63	20.67	20.51	20.60
2532	NASDAQ	PRFZ	Wed, Oct 12, 2016	20.76	20.88	20.71	20.81
2531	NASDAQ	PRFZ	Tue, Oct 11, 2016	21.04	21.04	20.66	20.76
2530	NASDAQ	PRFZ	Mon, Oct 10, 2016	21.01	21.20	21.01	21.11
2529	NASDAQ	PRFZ	Fri, Oct 7, 2016	21.11	21.11	20.80	20.88
2528	NASDAQ	PRFZ	Thu, Oct 6, 2016	21.02	21.10	20.91	21.08
2527	NASDAQ	PRFZ	Wed, Oct 5, 2016	21.02	21.19	21.02	21.10
2526	NASDAQ	PRFZ	Tue, Oct 4, 2016	21.05	21.05	20.86	20.90
2525	NASDAQ	PRFZ	Mon, Oct 3, 2016	21.04	21.06	20.93	21.04
2524	NASDAQ	PRFZ	Fri, Sep 30, 2016	20.99	21.15	20.92	21.08
2523	NASDAQ	PRFZ	Thu, Sep 29, 2016	21.08	21.11	20.84	20.87
2522	NASDAQ	PRFZ	Wed, Sep 28, 2016	20.91	21.06	20.75	21.05
2521	NASDAQ	PRFZ	Tue, Sep 27, 2016	20.73	20.82	20.71	20.81
2520	NASDAQ	PRFZ	Mon, Sep 26, 2016	20.88	20.94	20.77	20.77
2519	NASDAQ	PRFZ	Fri, Sep 23, 2016	21.11	21.13	20.98	20.98
2518	NASDAQ	PRFZ	Thu, Sep 22, 2016	20.99	21.15	20.99	21.15
2517	NASDAQ	PRFZ	Wed, Sep 21, 2016	20.63	20.85	20.60	20.84
2516	NASDAQ	PRFZ	Tue, Sep 20, 2016	20.64	20.67	20.53	20.53
2515	NASDAQ	PRFZ	Mon, Sep 19, 2016	20.46	20.75	20.46	20.62
2514	NASDAQ	PRFZ	Fri, Sep 16, 2016	20.46	20.52	20.42	20.51
2513	NASDAQ	PRFZ	Thu, Sep 15, 2016	20.38	20.65	20.38	20.60
2512	NASDAQ	PRFZ	Wed, Sep 14, 2016	20.46	20.53	20.37	20.38
2511	NASDAQ	PRFZ	Tue, Sep 13, 2016	20.70	20.71	20.36	20.45
2510	NASDAQ	PRFZ	Mon, Sep 12, 2016	20.52	20.89	20.49	20.87
2509	NASDAQ	PRFZ	Fri, Sep 9, 2016	21.15	21.15	20.65	20.65
2508	NASDAQ	PRFZ	Thu, Sep 8, 2016	21.32	21.37	21.27	21.34
2507	NASDAQ	PRFZ	Wed, Sep 7, 2016	21.21	21.34	21.21	21.34
2506	NASDAQ	PRFZ	Tue, Sep 6, 2016	21.29	21.29	21.13	21.22
2505	NASDAQ	PRFZ	Fri, Sep 2, 2016	21.12	21.23	21.09	21.22
2504	NASDAQ	PRFZ	Thu, Sep 1, 2016	20.99	20.99	20.80	20.99
2503	NASDAQ	PRFZ	Wed, Aug 31, 2016	21.09	21.11	20.90	20.98
2502	NASDAQ	PRFZ	Tue, Aug 30, 2016	21.13	21.18	21.03	21.10
2501	NASDAQ	PRFZ	Mon, Aug 29, 2016	20.98	21.16	20.98	21.10
2500	NASDAQ	PRFZ	Fri, Aug 26, 2016	21.06	21.18	20.85	20.96
2499	NASDAQ	PRFZ	Thu, Aug 25, 2016	20.88	21.04	20.88	21.00
2498	NASDAQ	PRFZ	Wed, Aug 24, 2016	21.09	21.13	20.92	20.92
2497	NASDAQ	PRFZ	Tue, Aug 23, 2016	21.05	21.19	21.05	21.13
2496	NASDAQ	PRFZ	Mon, Aug 22, 2016	20.93	20.95	20.82	20.94
2495	NASDAQ	PRFZ	Fri, Aug 19, 2016	20.90	20.95	20.87	20.94
2494	NASDAQ	PRFZ	Thu, Aug 18, 2016	20.81	20.96	20.81	20.93
2493	NASDAQ	PRFZ	Wed, Aug 17, 2016	20.79	20.79	20.64	20.77
2492	NASDAQ	PRFZ	Tue, Aug 16, 2016	20.92	20.92	20.81	20.81
2491	NASDAQ	PRFZ	Mon, Aug 15, 2016	20.69	20.98	20.69	20.95
2490	NASDAQ	PRFZ	Fri, Aug 12, 2016	20.74	20.77	20.63	20.71
2489	NASDAQ	PRFZ	Thu, Aug 11, 2016	20.73	20.81	20.70	20.76
2488	NASDAQ	PRFZ	Wed, Aug 10, 2016	20.80	20.80	20.60	20.64
2487	NASDAQ	PRFZ	Tue, Aug 9, 2016	20.77	20.81	20.73	20.76
2486	NASDAQ	PRFZ	Mon, Aug 8, 2016	20.74	20.83	20.74	20.75
2485	NASDAQ	PRFZ	Fri, Aug 5, 2016	20.51	20.73	20.49	20.67
2484	NASDAQ	PRFZ	Thu, Aug 4, 2016	20.37	20.48	20.35	20.40
2483	NASDAQ	PRFZ	Wed, Aug 3, 2016	20.13	20.35	20.13	20.34
2482	NASDAQ	PRFZ	Tue, Aug 2, 2016	20.43	20.45	20.14	20.18
2481	NASDAQ	PRFZ	Mon, Aug 1, 2016	20.51	20.54	20.39	20.45
2480	NASDAQ	PRFZ	Fri, Jul 29, 2016	20.43	20.60	20.34	20.52
2479	NASDAQ	PRFZ	Thu, Jul 28, 2016	20.50	20.50	20.40	20.45
2478	NASDAQ	PRFZ	Wed, Jul 27, 2016	20.55	20.57	20.38	20.50
2477	NASDAQ	PRFZ	Tue, Jul 26, 2016	20.34	20.51	20.34	20.50
2476	NASDAQ	PRFZ	Mon, Jul 25, 2016	20.38	20.43	20.31	20.34
2475	NASDAQ	PRFZ	Fri, Jul 22, 2016	20.34	20.48	20.28	20.45
2474	NASDAQ	PRFZ	Thu, Jul 21, 2016	20.44	20.52	20.31	20.34
2473	NASDAQ	PRFZ	Wed, Jul 20, 2016	20.41	20.51	20.25	20.44
2472	NASDAQ	PRFZ	Tue, Jul 19, 2016	20.44	20.46	20.33	20.33
2471	NASDAQ	PRFZ	Mon, Jul 18, 2016	20.43	20.51	20.38	20.48
2470	NASDAQ	PRFZ	Fri, Jul 15, 2016	20.48	20.51	20.38	20.45
2469	NASDAQ	PRFZ	Thu, Jul 14, 2016	20.54	20.58	20.42	20.44
2468	NASDAQ	PRFZ	Wed, Jul 13, 2016	20.55	20.56	20.31	20.39
2467	NASDAQ	PRFZ	Tue, Jul 12, 2016	20.30	20.57	20.28	20.46
2466	NASDAQ	PRFZ	Mon, Jul 11, 2016	20.05	20.15	20.04	20.12
2465	NASDAQ	PRFZ	Fri, Jul 8, 2016	19.64	19.94	19.64	19.91
2464	NASDAQ	PRFZ	Thu, Jul 7, 2016	19.48	19.63	19.35	19.45
2463	NASDAQ	PRFZ	Wed, Jul 6, 2016	19.18	19.43	19.13	19.42
2462	NASDAQ	PRFZ	Tue, Jul 5, 2016	19.50	19.50	19.15	19.27
2461	NASDAQ	PRFZ	Fri, Jul 1, 2016	19.53	19.69	19.50	19.61
2460	NASDAQ	PRFZ	Thu, Jun 30, 2016	19.17	19.46	19.09	19.46
2459	NASDAQ	PRFZ	Wed, Jun 29, 2016	18.92	19.17	18.92	19.13
2458	NASDAQ	PRFZ	Tue, Jun 28, 2016	18.63	18.78	18.58	18.70
2457	NASDAQ	PRFZ	Mon, Jun 27, 2016	18.86	18.86	18.33	18.38
2456	NASDAQ	PRFZ	Fri, Jun 24, 2016	18.90	19.32	18.90	19.08
2455	NASDAQ	PRFZ	Thu, Jun 23, 2016	19.64	19.87	19.64	19.86
2454	NASDAQ	PRFZ	Wed, Jun 22, 2016	19.59	19.68	19.46	19.46
2453	NASDAQ	PRFZ	Tue, Jun 21, 2016	19.60	19.60	19.43	19.56
2452	NASDAQ	PRFZ	Mon, Jun 20, 2016	19.65	19.80	19.61	19.61
2451	NASDAQ	PRFZ	Fri, Jun 17, 2016	19.37	19.51	19.31	19.38
2450	NASDAQ	PRFZ	Thu, Jun 16, 2016	19.31	19.38	19.12	19.37
2449	NASDAQ	PRFZ	Wed, Jun 15, 2016	19.48	19.63	19.42	19.44
2448	NASDAQ	PRFZ	Tue, Jun 14, 2016	19.44	19.54	19.28	19.41
2447	NASDAQ	PRFZ	Mon, Jun 13, 2016	19.64	19.75	19.45	19.48
2446	NASDAQ	PRFZ	Fri, Jun 10, 2016	19.87	19.92	19.68	19.72
2445	NASDAQ	PRFZ	Thu, Jun 9, 2016	20.13	20.13	20.02	20.09
2444	NASDAQ	PRFZ	Wed, Jun 8, 2016	20.15	20.28	20.15	20.24
2443	NASDAQ	PRFZ	Tue, Jun 7, 2016	20.03	20.18	20.01	20.10
2442	NASDAQ	PRFZ	Mon, Jun 6, 2016	19.73	20.06	19.73	20.01
2441	NASDAQ	PRFZ	Fri, Jun 3, 2016	19.79	19.79	19.58	19.72
2440	NASDAQ	PRFZ	Thu, Jun 2, 2016	19.63	19.82	19.60	19.82
2439	NASDAQ	PRFZ	Wed, Jun 1, 2016	19.49	19.72	19.44	19.69
2438	NASDAQ	PRFZ	Tue, May 31, 2016	19.54	19.67	19.51	19.59
2437	NASDAQ	PRFZ	Fri, May 27, 2016	19.31	19.50	19.31	19.50
2436	NASDAQ	PRFZ	Thu, May 26, 2016	19.45	19.49	19.33	19.36
2435	NASDAQ	PRFZ	Wed, May 25, 2016	19.28	19.44	19.26	19.41
2434	NASDAQ	PRFZ	Tue, May 24, 2016	18.96	19.27	18.96	19.23
2433	NASDAQ	PRFZ	Mon, May 23, 2016	18.88	18.99	18.87	18.88
2432	NASDAQ	PRFZ	Fri, May 20, 2016	18.67	18.91	18.67	18.89
2431	NASDAQ	PRFZ	Thu, May 19, 2016	18.62	18.69	18.45	18.60
2430	NASDAQ	PRFZ	Wed, May 18, 2016	18.70	18.95	18.70	18.77
2429	NASDAQ	PRFZ	Tue, May 17, 2016	19.01	19.14	18.75	18.79
2428	NASDAQ	PRFZ	Mon, May 16, 2016	18.88	19.11	18.88	19.03
2427	NASDAQ	PRFZ	Fri, May 13, 2016	18.92	19.04	18.80	18.82
2426	NASDAQ	PRFZ	Thu, May 12, 2016	19.20	19.25	18.87	18.97
2425	NASDAQ	PRFZ	Wed, May 11, 2016	19.23	19.30	19.11	19.11
2424	NASDAQ	PRFZ	Tue, May 10, 2016	19.12	19.33	19.10	19.31
2423	NASDAQ	PRFZ	Mon, May 9, 2016	19.15	19.18	18.99	19.06
2422	NASDAQ	PRFZ	Fri, May 6, 2016	19.05	19.16	19.01	19.16
2421	NASDAQ	PRFZ	Thu, May 5, 2016	19.22	19.23	19.00	19.01
2420	NASDAQ	PRFZ	Wed, May 4, 2016	19.15	19.34	19.04	19.10
2419	NASDAQ	PRFZ	Tue, May 3, 2016	19.38	19.39	19.09	19.20
2418	NASDAQ	PRFZ	Mon, May 2, 2016	19.58	19.59	19.40	19.59
2417	NASDAQ	PRFZ	Fri, Apr 29, 2016	19.62	19.66	19.36	19.49
2416	NASDAQ	PRFZ	Thu, Apr 28, 2016	19.77	19.94	19.61	19.63
2415	NASDAQ	PRFZ	Wed, Apr 27, 2016	19.74	19.90	19.71	19.87
2414	NASDAQ	PRFZ	Tue, Apr 26, 2016	19.55	19.73	19.49	19.73
2413	NASDAQ	PRFZ	Mon, Apr 25, 2016	19.61	19.62	19.36	19.45
2412	NASDAQ	PRFZ	Fri, Apr 22, 2016	19.43	19.67	19.43	19.64
2411	NASDAQ	PRFZ	Thu, Apr 21, 2016	19.54	19.61	19.38	19.43
2410	NASDAQ	PRFZ	Wed, Apr 20, 2016	19.44	19.63	19.44	19.54
2409	NASDAQ	PRFZ	Tue, Apr 19, 2016	19.37	19.56	19.35	19.45
2408	NASDAQ	PRFZ	Mon, Apr 18, 2016	19.07	19.35	19.05	19.31
2407	NASDAQ	PRFZ	Fri, Apr 15, 2016	19.09	19.24	19.07	19.20
2406	NASDAQ	PRFZ	Thu, Apr 14, 2016	19.23	19.24	19.13	19.16
2405	NASDAQ	PRFZ	Wed, Apr 13, 2016	18.92	19.24	18.92	19.22
2404	NASDAQ	PRFZ	Tue, Apr 12, 2016	18.56	18.88	18.55	18.84
2403	NASDAQ	PRFZ	Mon, Apr 11, 2016	18.63	18.82	18.55	18.56
2402	NASDAQ	PRFZ	Fri, Apr 8, 2016	18.56	18.67	18.45	18.53
2401	NASDAQ	PRFZ	Thu, Apr 7, 2016	18.55	18.59	18.29	18.37
2400	NASDAQ	PRFZ	Wed, Apr 6, 2016	18.44	18.66	18.37	18.65
2399	NASDAQ	PRFZ	Tue, Apr 5, 2016	18.62	18.62	18.62	18.42
2398	NASDAQ	PRFZ	Mon, Apr 4, 2016	18.83	18.85	18.62	18.62
2397	NASDAQ	PRFZ	Fri, Apr 1, 2016	18.69	18.86	18.63	18.86
2396	NASDAQ	PRFZ	Thu, Mar 31, 2016	18.82	18.90	18.81	18.82
2395	NASDAQ	PRFZ	Wed, Mar 30, 2016	18.90	18.91	18.76	18.82
2394	NASDAQ	PRFZ	Tue, Mar 29, 2016	18.27	18.79	18.20	18.77
2393	NASDAQ	PRFZ	Mon, Mar 28, 2016	18.42	18.42	18.22	18.23
2392	NASDAQ	PRFZ	Thu, Mar 24, 2016	18.11	18.23	18.04	18.35
2391	NASDAQ	PRFZ	Wed, Mar 23, 2016	18.61	18.61	18.25	18.25
2390	NASDAQ	PRFZ	Tue, Mar 22, 2016	18.67	18.77	18.62	18.69
2389	NASDAQ	PRFZ	Mon, Mar 21, 2016	18.79	18.87	18.72	18.80
2388	NASDAQ	PRFZ	Fri, Mar 18, 2016	18.75	18.93	18.75	18.86
2387	NASDAQ	PRFZ	Thu, Mar 17, 2016	18.43	18.80	18.37	18.75
2386	NASDAQ	PRFZ	Wed, Mar 16, 2016	18.20	18.45	18.20	18.41
2385	NASDAQ	PRFZ	Tue, Mar 15, 2016	18.52	18.52	18.52	18.26
2384	NASDAQ	PRFZ	Mon, Mar 14, 2016	18.52	18.56	18.42	18.52
2383	NASDAQ	PRFZ	Fri, Mar 11, 2016	18.19	18.19	18.19	18.58
2382	NASDAQ	PRFZ	Thu, Mar 10, 2016	18.34	18.34	18.34	18.19
2381	NASDAQ	PRFZ	Wed, Mar 9, 2016	18.31	18.38	18.28	18.24
2380	NASDAQ	PRFZ	Tue, Mar 8, 2016	18.51	18.51	18.23	18.63
2379	NASDAQ	PRFZ	Mon, Mar 7, 2016	18.30	18.63	18.30	18.63
2378	NASDAQ	PRFZ	Fri, Mar 4, 2016	18.33	18.53	18.29	18.42
2377	NASDAQ	PRFZ	Thu, Mar 3, 2016	18.10	18.10	18.10	18.31
2376	NASDAQ	PRFZ	Wed, Mar 2, 2016	17.85	18.10	17.85	17.91
2375	NASDAQ	PRFZ	Tue, Mar 1, 2016	17.69	17.91	17.69	17.60
2374	NASDAQ	PRFZ	Mon, Feb 29, 2016	17.57	17.78	17.57	17.60
2373	NASDAQ	PRFZ	Fri, Feb 26, 2016	17.56	17.67	17.52	17.60
2372	NASDAQ	PRFZ	Thu, Feb 25, 2016	17.35	17.51	17.31	17.51
2371	NASDAQ	PRFZ	Wed, Feb 24, 2016	16.96	17.35	16.94	17.35
2370	NASDAQ	PRFZ	Tue, Feb 23, 2016	17.22	17.29	17.16	17.17
2369	NASDAQ	PRFZ	Mon, Feb 22, 2016	17.22	17.36	17.22	17.29
2368	NASDAQ	PRFZ	Fri, Feb 19, 2016	16.96	17.09	16.95	17.09
2367	NASDAQ	PRFZ	Thu, Feb 18, 2016	17.08	17.10	16.95	17.03
2366	NASDAQ	PRFZ	Wed, Feb 17, 2016	16.97	17.20	16.97	17.11
2365	NASDAQ	PRFZ	Tue, Feb 16, 2016	16.68	16.85	16.57	16.83
2364	NASDAQ	PRFZ	Fri, Feb 12, 2016	16.30	16.50	16.25	16.47
2363	NASDAQ	PRFZ	Thu, Feb 11, 2016	16.07	16.21	15.94	16.13
2362	NASDAQ	PRFZ	Wed, Feb 10, 2016	16.39	16.62	16.31	16.31
2361	NASDAQ	PRFZ	Tue, Feb 9, 2016	16.21	16.51	16.21	16.32
2360	NASDAQ	PRFZ	Mon, Feb 8, 2016	16.44	16.49	16.20	16.46
2359	NASDAQ	PRFZ	Fri, Feb 5, 2016	17.00	17.00	16.65	16.67
2358	NASDAQ	PRFZ	Thu, Feb 4, 2016	16.90	17.22	16.90	17.05
2357	NASDAQ	PRFZ	Wed, Feb 3, 2016	17.03	17.03	16.62	16.96
2356	NASDAQ	PRFZ	Tue, Feb 2, 2016	17.08	17.08	16.85	16.92
2355	NASDAQ	PRFZ	Mon, Feb 1, 2016	17.24	17.38	17.12	17.29
2354	NASDAQ	PRFZ	Fri, Jan 29, 2016	16.85	17.35	16.85	17.35
2353	NASDAQ	PRFZ	Thu, Jan 28, 2016	16.92	16.98	16.76	16.82
2352	NASDAQ	PRFZ	Wed, Jan 27, 2016	16.92	17.04	16.67	16.75
2351	NASDAQ	PRFZ	Tue, Jan 26, 2016	16.65	16.99	16.65	16.94
2350	NASDAQ	PRFZ	Mon, Jan 25, 2016	16.83	16.89	16.55	16.57
2349	NASDAQ	PRFZ	Fri, Jan 22, 2016	16.82	16.99	16.78	16.94
2348	NASDAQ	PRFZ	Thu, Jan 21, 2016	16.61	16.82	16.52	16.57
2347	NASDAQ	PRFZ	Wed, Jan 20, 2016	16.29	16.73	15.95	16.59
2346	NASDAQ	PRFZ	Tue, Jan 19, 2016	16.88	16.89	16.42	16.59
2345	NASDAQ	PRFZ	Fri, Jan 15, 2016	16.61	16.79	16.38	16.77
2344	NASDAQ	PRFZ	Thu, Jan 14, 2016	16.89	17.19	16.73	17.05
2343	NASDAQ	PRFZ	Wed, Jan 13, 2016	17.40	17.45	16.77	16.84
2342	NASDAQ	PRFZ	Tue, Jan 12, 2016	17.49	17.54	17.12	17.34
2341	NASDAQ	PRFZ	Mon, Jan 11, 2016	17.44	17.52	17.21	17.34
2340	NASDAQ	PRFZ	Fri, Jan 8, 2016	17.76	17.79	17.37	17.39
2339	NASDAQ	PRFZ	Thu, Jan 7, 2016	17.83	17.95	17.66	17.68
2338	NASDAQ	PRFZ	Wed, Jan 6, 2016	18.12	18.29	18.08	18.16
2337	NASDAQ	PRFZ	Tue, Jan 5, 2016	18.42	18.43	18.29	18.39
2336	NASDAQ	PRFZ	Mon, Jan 4, 2016	18.34	18.43	18.21	18.35
2335	NASDAQ	PRFZ	Thu, Dec 31, 2015	18.91	18.95	18.78	18.78
2334	NASDAQ	PRFZ	Wed, Dec 30, 2015	19.05	19.14	18.93	18.93
2333	NASDAQ	PRFZ	Tue, Dec 29, 2015	19.05	19.16	18.99	19.12
2332	NASDAQ	PRFZ	Mon, Dec 28, 2015	18.92	18.96	18.80	18.94
2331	NASDAQ	PRFZ	Thu, Dec 24, 2015	19.00	19.12	18.98	19.04
2330	NASDAQ	PRFZ	Wed, Dec 23, 2015	18.87	19.04	18.87	19.01
2329	NASDAQ	PRFZ	Tue, Dec 22, 2015	18.59	18.80	18.50	18.76
2328	NASDAQ	PRFZ	Mon, Dec 21, 2015	18.57	18.64	18.47	18.60
2327	NASDAQ	PRFZ	Fri, Dec 18, 2015	18.65	18.66	18.46	18.46
2326	NASDAQ	PRFZ	Thu, Dec 17, 2015	19.07	19.07	18.79	18.79
2325	NASDAQ	PRFZ	Wed, Dec 16, 2015	18.87	19.06	18.80	19.06
2324	NASDAQ	PRFZ	Tue, Dec 15, 2015	18.54	18.54	18.54	18.54
2323	NASDAQ	PRFZ	Mon, Dec 14, 2015	18.62	18.62	18.44	18.54
2322	NASDAQ	PRFZ	Fri, Dec 11, 2015	18.87	18.87	18.63	18.65
2321	NASDAQ	PRFZ	Thu, Dec 10, 2015	18.99	19.16	18.98	19.04
2320	NASDAQ	PRFZ	Wed, Dec 9, 2015	19.15	19.34	18.96	19.03
2319	NASDAQ	PRFZ	Tue, Dec 8, 2015	19.15	19.30	19.09	19.20
2318	NASDAQ	PRFZ	Mon, Dec 7, 2015	19.55	19.55	19.26	19.31
2317	NASDAQ	PRFZ	Fri, Dec 4, 2015	19.45	19.65	19.42	19.62
2316	NASDAQ	PRFZ	Thu, Dec 3, 2015	19.82	19.87	19.39	19.45
2315	NASDAQ	PRFZ	Wed, Dec 2, 2015	19.92	19.94	19.72	19.74
2314	NASDAQ	PRFZ	Tue, Dec 1, 2015	19.91	19.97	19.82	19.94
2313	NASDAQ	PRFZ	Mon, Nov 30, 2015	19.96	19.97	19.83	19.90
2312	NASDAQ	PRFZ	Fri, Nov 27, 2015	19.85	19.92	19.82	19.91
2311	NASDAQ	PRFZ	Wed, Nov 25, 2015	19.72	19.89	19.72	19.86
2310	NASDAQ	PRFZ	Tue, Nov 24, 2015	19.51	19.74	19.46	19.73
2309	NASDAQ	PRFZ	Mon, Nov 23, 2015	19.46	19.66	19.46	19.59
2308	NASDAQ	PRFZ	Fri, Nov 20, 2015	19.44	19.57	19.44	19.50
2307	NASDAQ	PRFZ	Thu, Nov 19, 2015	19.41	19.48	19.36	19.40
2306	NASDAQ	PRFZ	Wed, Nov 18, 2015	19.21	19.47	19.15	19.47
2305	NASDAQ	PRFZ	Tue, Nov 17, 2015	19.24	19.35	19.14	19.15
2304	NASDAQ	PRFZ	Mon, Nov 16, 2015	18.99	19.22	18.97	19.22
2303	NASDAQ	PRFZ	Fri, Nov 13, 2015	19.09	19.24	18.99	19.03
2302	NASDAQ	PRFZ	Thu, Nov 12, 2015	19.42	19.42	19.18	19.18
2301	NASDAQ	PRFZ	Wed, Nov 11, 2015	19.75	19.75	19.56	19.57
2300	NASDAQ	PRFZ	Tue, Nov 10, 2015	19.59	19.73	19.58	19.71
2299	NASDAQ	PRFZ	Mon, Nov 9, 2015	19.88	19.94	19.61	19.67
2298	NASDAQ	PRFZ	Fri, Nov 6, 2015	19.80	19.94	19.71	19.94
2297	NASDAQ	PRFZ	Thu, Nov 5, 2015	19.77	19.83	19.64	19.80
2296	NASDAQ	PRFZ	Wed, Nov 4, 2015	19.86	19.90	19.68	19.75
2295	NASDAQ	PRFZ	Tue, Nov 3, 2015	19.71	19.90	19.70	19.81
2294	NASDAQ	PRFZ	Mon, Nov 2, 2015	19.43	19.80	19.43	19.75
2293	NASDAQ	PRFZ	Fri, Oct 30, 2015	19.42	19.51	19.36	19.40
2292	NASDAQ	PRFZ	Thu, Oct 29, 2015	19.57	19.61	19.45	19.50
2291	NASDAQ	PRFZ	Wed, Oct 28, 2015	19.19	19.68	19.19	19.68
2290	NASDAQ	PRFZ	Tue, Oct 27, 2015	19.32	19.34	19.08	19.15
2289	NASDAQ	PRFZ	Mon, Oct 26, 2015	19.53	19.55	19.40	19.42
2288	NASDAQ	PRFZ	Fri, Oct 23, 2015	19.53	19.57	19.39	19.54
2287	NASDAQ	PRFZ	Thu, Oct 22, 2015	19.28	19.49	19.28	19.42
2286	NASDAQ	PRFZ	Wed, Oct 21, 2015	19.54	19.54	19.19	19.20
2285	NASDAQ	PRFZ	Tue, Oct 20, 2015	19.40	19.58	19.40	19.50
2284	NASDAQ	PRFZ	Mon, Oct 19, 2015	19.35	19.48	19.33	19.43
2283	NASDAQ	PRFZ	Fri, Oct 16, 2015	19.48	19.48	19.27	19.41
2282	NASDAQ	PRFZ	Thu, Oct 15, 2015	19.15	19.45	19.05	19.45
2281	NASDAQ	PRFZ	Wed, Oct 14, 2015	19.29	19.38	19.09	19.09
2280	NASDAQ	PRFZ	Tue, Oct 13, 2015	19.40	19.60	19.27	19.27
2279	NASDAQ	PRFZ	Mon, Oct 12, 2015	19.54	19.54	19.41	19.50
2278	NASDAQ	PRFZ	Fri, Oct 9, 2015	19.52	19.56	19.48	19.51
2277	NASDAQ	PRFZ	Thu, Oct 8, 2015	19.23	19.50	19.19	19.49
2276	NASDAQ	PRFZ	Wed, Oct 7, 2015	19.04	19.26	19.02	19.26
2275	NASDAQ	PRFZ	Tue, Oct 6, 2015	18.98	19.08	18.87	18.93
2274	NASDAQ	PRFZ	Mon, Oct 5, 2015	18.59	18.99	18.59	18.97
2273	NASDAQ	PRFZ	Fri, Oct 2, 2015	18.04	18.46	17.94	18.46
2272	NASDAQ	PRFZ	Thu, Oct 1, 2015	18.33	18.33	18.02	18.24
2271	NASDAQ	PRFZ	Wed, Sep 30, 2015	18.23	18.29	18.10	18.29
2270	NASDAQ	PRFZ	Tue, Sep 29, 2015	18.15	18.23	17.98	18.06
2269	NASDAQ	PRFZ	Mon, Sep 28, 2015	18.48	18.55	18.10	18.12
2268	NASDAQ	PRFZ	Fri, Sep 25, 2015	18.87	18.87	18.55	18.58
2267	NASDAQ	PRFZ	Thu, Sep 24, 2015	18.66	18.74	18.52	18.72
2266	NASDAQ	PRFZ	Wed, Sep 23, 2015	18.90	18.90	18.70	18.74
2265	NASDAQ	PRFZ	Tue, Sep 22, 2015	18.89	18.98	18.74	18.84
2264	NASDAQ	PRFZ	Mon, Sep 21, 2015	19.14	19.28	19.05	19.10
2263	NASDAQ	PRFZ	Fri, Sep 18, 2015	19.05	19.21	18.97	19.00
2262	NASDAQ	PRFZ	Thu, Sep 17, 2015	19.37	19.63	19.36	19.37
2261	NASDAQ	PRFZ	Wed, Sep 16, 2015	19.17	19.40	19.17	19.40
2260	NASDAQ	PRFZ	Tue, Sep 15, 2015	18.97	19.21	18.97	19.15
2259	NASDAQ	PRFZ	Mon, Sep 14, 2015	19.08	19.08	18.92	18.94
2258	NASDAQ	PRFZ	Fri, Sep 11, 2015	18.93	19.01	18.82	19.01
2257	NASDAQ	PRFZ	Thu, Sep 10, 2015	18.98	19.12	18.95	18.98
2256	NASDAQ	PRFZ	Wed, Sep 9, 2015	19.34	19.37	18.97	18.99
2255	NASDAQ	PRFZ	Tue, Sep 8, 2015	19.07	19.21	19.05	19.18
2254	NASDAQ	PRFZ	Fri, Sep 4, 2015	18.85	18.94	18.76	18.84
2253	NASDAQ	PRFZ	Thu, Sep 3, 2015	19.01	19.18	18.98	19.04
2252	NASDAQ	PRFZ	Wed, Sep 2, 2015	18.94	18.95	18.73	18.95
2251	NASDAQ	PRFZ	Tue, Sep 1, 2015	18.99	19.02	18.65	18.71
2250	NASDAQ	PRFZ	Mon, Aug 31, 2015	19.16	19.33	19.09	19.27
2249	NASDAQ	PRFZ	Fri, Aug 28, 2015	18.97	19.23	18.97	19.22
2248	NASDAQ	PRFZ	Thu, Aug 27, 2015	18.87	19.13	18.71	19.00
2247	NASDAQ	PRFZ	Wed, Aug 26, 2015	18.62	18.69	18.24	18.66
2246	NASDAQ	PRFZ	Tue, Aug 25, 2015	19.06	19.06	18.23	18.25
2245	NASDAQ	PRFZ	Mon, Aug 24, 2015	18.28	18.95	15.20	18.40
2244	NASDAQ	PRFZ	Fri, Aug 21, 2015	19.26	19.35	19.08	19.14
2243	NASDAQ	PRFZ	Thu, Aug 20, 2015	19.72	19.72	19.46	19.46
2242	NASDAQ	PRFZ	Wed, Aug 19, 2015	19.99	20.02	19.77	19.89
2241	NASDAQ	PRFZ	Tue, Aug 18, 2015	20.19	20.19	20.06	20.06
2240	NASDAQ	PRFZ	Mon, Aug 17, 2015	20.05	20.20	19.93	20.17
2239	NASDAQ	PRFZ	Fri, Aug 14, 2015	19.94	20.07	19.91	20.06
2238	NASDAQ	PRFZ	Thu, Aug 13, 2015	20.01	20.01	19.87	19.93
2237	NASDAQ	PRFZ	Wed, Aug 12, 2015	19.95	19.99	19.72	19.95
2236	NASDAQ	PRFZ	Tue, Aug 11, 2015	20.00	20.10	19.94	20.02
2235	NASDAQ	PRFZ	Mon, Aug 10, 2015	19.98	20.21	19.98	20.19
2234	NASDAQ	PRFZ	Fri, Aug 7, 2015	20.00	20.02	19.84	19.90
2233	NASDAQ	PRFZ	Thu, Aug 6, 2015	20.21	20.21	19.88	20.03
2232	NASDAQ	PRFZ	Wed, Aug 5, 2015	20.23	20.36	20.11	20.14
2231	NASDAQ	PRFZ	Tue, Aug 4, 2015	20.19	20.23	20.07	20.11
2230	NASDAQ	PRFZ	Mon, Aug 3, 2015	20.25	20.28	19.99	20.10
2229	NASDAQ	PRFZ	Fri, Jul 31, 2015	20.24	20.33	20.17	20.19
2228	NASDAQ	PRFZ	Thu, Jul 30, 2015	20.09	20.18	19.99	20.16
2227	NASDAQ	PRFZ	Wed, Jul 29, 2015	19.97	20.14	19.88	20.10
2226	NASDAQ	PRFZ	Tue, Jul 28, 2015	19.89	19.99	19.64	19.94
2225	NASDAQ	PRFZ	Mon, Jul 27, 2015	19.81	19.90	19.76	19.79
2224	NASDAQ	PRFZ	Fri, Jul 24, 2015	20.20	20.21	19.92	19.96
2223	NASDAQ	PRFZ	Thu, Jul 23, 2015	20.52	20.52	20.22	20.24
2222	NASDAQ	PRFZ	Wed, Jul 22, 2015	20.33	20.48	20.33	20.45
2221	NASDAQ	PRFZ	Tue, Jul 21, 2015	20.56	20.63	20.41	20.43
2220	NASDAQ	PRFZ	Mon, Jul 20, 2015	20.65	20.65	20.47	20.47
2219	NASDAQ	PRFZ	Fri, Jul 17, 2015	20.79	20.79	20.59	20.64
2218	NASDAQ	PRFZ	Thu, Jul 16, 2015	20.80	20.83	20.73	20.77
2217	NASDAQ	PRFZ	Wed, Jul 15, 2015	20.90	20.90	20.64	20.67
2216	NASDAQ	PRFZ	Tue, Jul 14, 2015	20.78	20.89	20.77	20.84
2215	NASDAQ	PRFZ	Mon, Jul 13, 2015	20.74	20.78	20.71	20.77
2214	NASDAQ	PRFZ	Fri, Jul 10, 2015	20.63	20.63	20.48	20.56
2213	NASDAQ	PRFZ	Thu, Jul 9, 2015	20.45	20.50	20.31	20.35
2212	NASDAQ	PRFZ	Wed, Jul 8, 2015	20.46	20.48	20.18	20.26
2211	NASDAQ	PRFZ	Tue, Jul 7, 2015	20.67	20.67	20.21	20.60
2210	NASDAQ	PRFZ	Mon, Jul 6, 2015	20.58	20.72	20.50	20.59
2209	NASDAQ	PRFZ	Thu, Jul 2, 2015	20.86	20.86	20.62	20.69
2208	NASDAQ	PRFZ	Wed, Jul 1, 2015	21.01	21.01	20.71	20.80
2207	NASDAQ	PRFZ	Tue, Jun 30, 2015	20.99	20.99	20.71	20.75
2206	NASDAQ	PRFZ	Mon, Jun 29, 2015	21.15	21.16	20.72	20.72
2205	NASDAQ	PRFZ	Fri, Jun 26, 2015	21.25	21.33	21.14	21.26
2204	NASDAQ	PRFZ	Thu, Jun 25, 2015	21.40	21.40	21.18	21.23
2203	NASDAQ	PRFZ	Wed, Jun 24, 2015	21.45	21.45	21.25	21.28
2202	NASDAQ	PRFZ	Tue, Jun 23, 2015	21.40	21.44	21.33	21.43
2201	NASDAQ	PRFZ	Mon, Jun 22, 2015	21.36	21.37	21.31	21.36
2200	NASDAQ	PRFZ	Fri, Jun 19, 2015	21.31	21.31	21.23	21.24
2199	NASDAQ	PRFZ	Thu, Jun 18, 2015	21.14	21.35	21.14	21.32
2198	NASDAQ	PRFZ	Wed, Jun 17, 2015	21.27	21.27	21.07	21.08
2197	NASDAQ	PRFZ	Tue, Jun 16, 2015	20.94	21.16	20.94	21.13
2196	NASDAQ	PRFZ	Mon, Jun 15, 2015	21.05	21.07	20.83	21.02
2195	NASDAQ	PRFZ	Fri, Jun 12, 2015	21.18	21.18	21.08	21.16
2194	NASDAQ	PRFZ	Thu, Jun 11, 2015	21.22	21.22	21.12	21.16
2193	NASDAQ	PRFZ	Wed, Jun 10, 2015	21.01	21.22	21.01	21.16
2192	NASDAQ	PRFZ	Tue, Jun 9, 2015	20.89	20.95	20.79	20.88
2191	NASDAQ	PRFZ	Mon, Jun 8, 2015	21.07	21.07	20.90	20.95
2190	NASDAQ	PRFZ	Fri, Jun 5, 2015	20.91	21.08	20.76	21.08
2189	NASDAQ	PRFZ	Thu, Jun 4, 2015	21.04	21.04	20.87	20.90
2188	NASDAQ	PRFZ	Wed, Jun 3, 2015	21.02	21.15	20.93	21.12
2187	NASDAQ	PRFZ	Tue, Jun 2, 2015	20.80	21.06	20.75	20.95
2186	NASDAQ	PRFZ	Mon, Jun 1, 2015	20.85	20.91	20.67	20.81
2185	NASDAQ	PRFZ	Fri, May 29, 2015	20.94	20.94	20.72	20.78
2184	NASDAQ	PRFZ	Thu, May 28, 2015	20.93	20.93	20.79	20.89
2183	NASDAQ	PRFZ	Wed, May 27, 2015	20.70	20.93	20.70	20.93
2182	NASDAQ	PRFZ	Tue, May 26, 2015	20.91	20.91	20.67	20.72
2181	NASDAQ	PRFZ	Fri, May 22, 2015	20.98	21.09	20.91	20.95
2180	NASDAQ	PRFZ	Thu, May 21, 2015	21.06	21.14	21.02	21.07
2179	NASDAQ	PRFZ	Wed, May 20, 2015	21.10	21.11	20.96	21.07
2178	NASDAQ	PRFZ	Tue, May 19, 2015	21.11	21.11	20.96	21.03
2177	NASDAQ	PRFZ	Mon, May 18, 2015	20.96	21.13	20.89	21.10
2176	NASDAQ	PRFZ	Fri, May 15, 2015	20.98	20.98	20.84	20.94
2175	NASDAQ	PRFZ	Thu, May 14, 2015	20.91	20.98	20.84	20.98
2174	NASDAQ	PRFZ	Wed, May 13, 2015	20.87	20.87	20.73	20.79
2173	NASDAQ	PRFZ	Tue, May 12, 2015	20.80	20.82	20.56	20.76
2172	NASDAQ	PRFZ	Mon, May 11, 2015	20.79	20.94	20.79	20.84
2171	NASDAQ	PRFZ	Fri, May 8, 2015	20.93	20.93	20.79	20.82
2170	NASDAQ	PRFZ	Thu, May 7, 2015	20.64	20.74	20.53	20.67
2169	NASDAQ	PRFZ	Wed, May 6, 2015	20.67	20.68	20.48	20.63
2168	NASDAQ	PRFZ	Tue, May 5, 2015	20.77	20.81	20.54	20.65
2167	NASDAQ	PRFZ	Mon, May 4, 2015	20.85	20.94	20.82	20.85
2166	NASDAQ	PRFZ	Fri, May 1, 2015	20.78	20.79	20.65	20.79
2165	NASDAQ	PRFZ	Thu, Apr 30, 2015	20.93	20.96	20.63	20.68
2164	NASDAQ	PRFZ	Wed, Apr 29, 2015	21.13	21.14	21.01	21.04
2163	NASDAQ	PRFZ	Tue, Apr 28, 2015	21.10	21.21	20.98	21.19
2162	NASDAQ	PRFZ	Mon, Apr 27, 2015	21.27	21.39	21.02	21.04
2161	NASDAQ	PRFZ	Fri, Apr 24, 2015	21.27	21.27	21.15	21.20
2160	NASDAQ	PRFZ	Thu, Apr 23, 2015	21.15	21.27	21.10	21.24
2159	NASDAQ	PRFZ	Wed, Apr 22, 2015	21.11	21.16	20.94	21.13
2158	NASDAQ	PRFZ	Tue, Apr 21, 2015	21.25	21.25	21.07	21.08
2157	NASDAQ	PRFZ	Mon, Apr 20, 2015	21.11	21.21	21.05	21.15
2156	NASDAQ	PRFZ	Fri, Apr 17, 2015	21.17	21.17	20.89	20.97
2155	NASDAQ	PRFZ	Thu, Apr 16, 2015	21.31	21.35	21.26	21.29
2154	NASDAQ	PRFZ	Wed, Apr 15, 2015	21.23	21.40	21.17	21.36
2153	NASDAQ	PRFZ	Tue, Apr 14, 2015	21.10	21.15	20.98	21.12
2152	NASDAQ	PRFZ	Mon, Apr 13, 2015	21.14	21.17	21.06	21.08
2151	NASDAQ	PRFZ	Fri, Apr 10, 2015	21.11	21.13	21.06	21.06
2150	NASDAQ	PRFZ	Thu, Apr 9, 2015	21.03	21.10	20.85	21.02
2149	NASDAQ	PRFZ	Wed, Apr 8, 2015	21.00	21.11	20.97	21.07
2148	NASDAQ	PRFZ	Tue, Apr 7, 2015	21.05	21.12	20.98	20.98
2147	NASDAQ	PRFZ	Mon, Apr 6, 2015	20.84	21.09	20.84	21.05
2146	NASDAQ	PRFZ	Thu, Apr 2, 2015	20.86	20.99	20.84	20.92
2145	NASDAQ	PRFZ	Wed, Apr 1, 2015	20.82	20.83	20.69	20.83
2144	NASDAQ	PRFZ	Tue, Mar 31, 2015	20.80	20.82	20.73	20.80
2143	NASDAQ	PRFZ	Mon, Mar 30, 2015	20.75	20.88	20.74	20.84
2142	NASDAQ	PRFZ	Fri, Mar 27, 2015	20.62	20.64	20.50	20.63
2141	NASDAQ	PRFZ	Thu, Mar 26, 2015	20.59	20.64	20.49	20.57
2140	NASDAQ	PRFZ	Wed, Mar 25, 2015	21.01	21.01	20.59	20.59
2139	NASDAQ	PRFZ	Tue, Mar 24, 2015	21.00	21.01	20.94	20.97
2138	NASDAQ	PRFZ	Mon, Mar 23, 2015	20.97	21.07	20.97	20.99
2137	NASDAQ	PRFZ	Fri, Mar 20, 2015	20.81	20.99	20.81	20.95
2136	NASDAQ	PRFZ	Thu, Mar 19, 2015	20.74	20.80	20.72	20.80
2135	NASDAQ	PRFZ	Wed, Mar 18, 2015	20.60	20.83	20.49	20.75
2134	NASDAQ	PRFZ	Tue, Mar 17, 2015	20.47	20.60	20.47	20.59
2133	NASDAQ	PRFZ	Mon, Mar 16, 2015	20.50	20.58	20.49	20.56
2132	NASDAQ	PRFZ	Fri, Mar 13, 2015	20.57	20.57	20.28	20.44
2131	NASDAQ	PRFZ	Thu, Mar 12, 2015	20.37	20.57	20.37	20.57
2130	NASDAQ	PRFZ	Wed, Mar 11, 2015	20.19	20.26	20.08	20.26
2129	NASDAQ	PRFZ	Tue, Mar 10, 2015	20.25	20.25	20.07	20.11
2128	NASDAQ	PRFZ	Mon, Mar 9, 2015	20.35	20.42	20.31	20.37
2127	NASDAQ	PRFZ	Fri, Mar 6, 2015	20.44	20.51	20.25	20.26
2126	NASDAQ	PRFZ	Thu, Mar 5, 2015	20.56	20.56	20.45	20.54
2125	NASDAQ	PRFZ	Wed, Mar 4, 2015	20.58	20.58	20.45	20.50
2124	NASDAQ	PRFZ	Tue, Mar 3, 2015	20.62	20.67	20.57	20.65
2123	NASDAQ	PRFZ	Mon, Mar 2, 2015	20.54	20.78	20.54	20.69
2122	NASDAQ	PRFZ	Fri, Feb 27, 2015	20.71	20.71	20.59	20.59
2121	NASDAQ	PRFZ	Thu, Feb 26, 2015	20.64	20.69	20.57	20.63
2120	NASDAQ	PRFZ	Wed, Feb 25, 2015	20.61	20.66	20.56	20.63
2119	NASDAQ	PRFZ	Tue, Feb 24, 2015	20.56	20.63	20.51	20.59
2118	NASDAQ	PRFZ	Mon, Feb 23, 2015	20.53	20.53	20.37	20.48
2117	NASDAQ	PRFZ	Fri, Feb 20, 2015	20.49	20.55	20.35	20.55
2116	NASDAQ	PRFZ	Thu, Feb 19, 2015	20.44	20.56	20.44	20.50
2115	NASDAQ	PRFZ	Wed, Feb 18, 2015	20.40	20.50	20.40	20.50
2114	NASDAQ	PRFZ	Tue, Feb 17, 2015	20.44	20.52	20.42	20.46
2113	NASDAQ	PRFZ	Fri, Feb 13, 2015	20.38	20.47	20.35	20.45
2112	NASDAQ	PRFZ	Thu, Feb 12, 2015	20.27	20.36	20.24	20.33
2111	NASDAQ	PRFZ	Wed, Feb 11, 2015	20.09	20.18	20.00	20.11
2110	NASDAQ	PRFZ	Tue, Feb 10, 2015	20.18	20.18	19.94	20.10
2109	NASDAQ	PRFZ	Mon, Feb 9, 2015	20.09	20.26	20.02	20.03
2108	NASDAQ	PRFZ	Fri, Feb 6, 2015	20.25	20.32	20.15	20.20
2107	NASDAQ	PRFZ	Thu, Feb 5, 2015	20.05	20.25	19.96	20.22
2106	NASDAQ	PRFZ	Wed, Feb 4, 2015	19.96	20.09	19.93	19.93
2105	NASDAQ	PRFZ	Tue, Feb 3, 2015	19.77	20.04	19.77	20.04
2104	NASDAQ	PRFZ	Mon, Feb 2, 2015	19.51	19.66	19.28	19.64
2103	NASDAQ	PRFZ	Fri, Jan 30, 2015	19.76	19.81	19.43	19.43
2102	NASDAQ	PRFZ	Thu, Jan 29, 2015	19.70	19.85	19.52	19.82
2101	NASDAQ	PRFZ	Wed, Jan 28, 2015	20.01	20.01	19.58	19.61
2100	NASDAQ	PRFZ	Tue, Jan 27, 2015	19.85	20.00	19.76	19.91
2099	NASDAQ	PRFZ	Mon, Jan 26, 2015	19.83	20.00	19.72	20.00
2098	NASDAQ	PRFZ	Fri, Jan 23, 2015	19.95	19.95	19.80	19.85
2097	NASDAQ	PRFZ	Thu, Jan 22, 2015	19.63	19.91	19.41	19.89
2096	NASDAQ	PRFZ	Wed, Jan 21, 2015	19.49	19.59	19.42	19.50
2095	NASDAQ	PRFZ	Tue, Jan 20, 2015	19.69	19.69	19.41	19.53
2094	NASDAQ	PRFZ	Fri, Jan 16, 2015	19.33	19.65	19.33	19.65
2093	NASDAQ	PRFZ	Thu, Jan 15, 2015	19.74	19.74	19.32	19.39
2092	NASDAQ	PRFZ	Wed, Jan 14, 2015	19.47	19.67	19.42	19.65
2091	NASDAQ	PRFZ	Tue, Jan 13, 2015	19.83	20.07	19.54	19.71
2090	NASDAQ	PRFZ	Mon, Jan 12, 2015	19.73	19.75	19.55	19.72
2089	NASDAQ	PRFZ	Fri, Jan 9, 2015	20.00	20.00	19.74	19.79
2088	NASDAQ	PRFZ	Thu, Jan 8, 2015	19.80	19.96	19.80	19.90
2087	NASDAQ	PRFZ	Wed, Jan 7, 2015	19.53	19.60	19.42	19.59
2086	NASDAQ	PRFZ	Tue, Jan 6, 2015	19.75	19.77	19.28	19.45
2085	NASDAQ	PRFZ	Mon, Jan 5, 2015	19.97	19.98	19.68	19.74
2084	NASDAQ	PRFZ	Fri, Jan 2, 2015	20.30	20.34	19.91	20.04
2083	NASDAQ	PRFZ	Wed, Dec 31, 2014	20.42	20.47	20.15	20.15
2082	NASDAQ	PRFZ	Tue, Dec 30, 2014	20.36	20.39	20.31	20.31
2081	NASDAQ	PRFZ	Mon, Dec 29, 2014	20.38	20.45	20.37	20.39
2080	NASDAQ	PRFZ	Fri, Dec 26, 2014	20.32	20.38	20.30	20.31
2079	NASDAQ	PRFZ	Wed, Dec 24, 2014	20.17	20.27	19.90	20.19
2078	NASDAQ	PRFZ	Tue, Dec 23, 2014	20.23	20.26	20.12	20.20
2077	NASDAQ	PRFZ	Mon, Dec 22, 2014	20.02	20.09	19.92	20.09
2076	NASDAQ	PRFZ	Fri, Dec 19, 2014	19.97	20.03	19.78	19.99
2075	NASDAQ	PRFZ	Thu, Dec 18, 2014	20.06	20.06	19.82	20.03
2074	NASDAQ	PRFZ	Wed, Dec 17, 2014	19.37	19.77	19.25	19.77
2073	NASDAQ	PRFZ	Tue, Dec 16, 2014	19.26	19.54	19.17	19.24
2072	NASDAQ	PRFZ	Mon, Dec 15, 2014	19.45	19.56	19.22	19.27
2071	NASDAQ	PRFZ	Fri, Dec 12, 2014	19.49	19.60	19.39	19.42
2070	NASDAQ	PRFZ	Thu, Dec 11, 2014	19.68	19.86	19.62	19.63
2069	NASDAQ	PRFZ	Wed, Dec 10, 2014	19.95	19.95	19.54	19.57
2068	NASDAQ	PRFZ	Tue, Dec 9, 2014	19.54	19.99	19.44	19.99
2067	NASDAQ	PRFZ	Mon, Dec 8, 2014	19.96	20.04	19.67	19.71
2066	NASDAQ	PRFZ	Fri, Dec 5, 2014	20.00	20.02	19.90	19.97
2065	NASDAQ	PRFZ	Thu, Dec 4, 2014	19.94	19.94	19.78	19.88
2064	NASDAQ	PRFZ	Wed, Dec 3, 2014	19.78	19.98	19.77	19.94
2063	NASDAQ	PRFZ	Tue, Dec 2, 2014	19.55	19.82	19.55	19.73
2062	NASDAQ	PRFZ	Mon, Dec 1, 2014	19.90	19.91	19.56	19.56
2061	NASDAQ	PRFZ	Fri, Nov 28, 2014	20.24	20.24	19.85	19.88
2060	NASDAQ	PRFZ	Wed, Nov 26, 2014	20.15	20.17	20.10	20.15
2059	NASDAQ	PRFZ	Tue, Nov 25, 2014	20.18	20.20	20.07	20.11
2058	NASDAQ	PRFZ	Mon, Nov 24, 2014	19.95	20.09	19.91	20.09
2057	NASDAQ	PRFZ	Fri, Nov 21, 2014	20.27	20.30	19.85	19.91
2056	NASDAQ	PRFZ	Thu, Nov 20, 2014	19.60	19.87	19.60	19.85
2055	NASDAQ	PRFZ	Wed, Nov 19, 2014	19.83	19.83	19.54	19.67
2054	NASDAQ	PRFZ	Tue, Nov 18, 2014	19.85	19.90	19.79	19.79
2053	NASDAQ	PRFZ	Mon, Nov 17, 2014	19.83	19.89	19.72	19.76
2052	NASDAQ	PRFZ	Fri, Nov 14, 2014	19.92	19.94	19.85	19.88
2051	NASDAQ	PRFZ	Thu, Nov 13, 2014	20.03	20.11	20.03	20.10
2050	NASDAQ	PRFZ	Wed, Nov 12, 2014	19.88	20.08	19.88	20.08
2049	NASDAQ	PRFZ	Tue, Nov 11, 2014	19.95	19.95	19.87	19.94
2048	NASDAQ	PRFZ	Mon, Nov 10, 2014	19.95	19.95	19.84	19.93
2047	NASDAQ	PRFZ	Fri, Nov 7, 2014	19.91	19.91	19.77	19.88
2046	NASDAQ	PRFZ	Thu, Nov 6, 2014	19.73	19.87	19.73	19.87
2045	NASDAQ	PRFZ	Wed, Nov 5, 2014	19.86	19.86	19.70	19.78
2044	NASDAQ	PRFZ	Tue, Nov 4, 2014	19.74	19.78	19.60	19.70
2043	NASDAQ	PRFZ	Mon, Nov 3, 2014	19.89	19.95	19.72	19.78
2042	NASDAQ	PRFZ	Fri, Oct 31, 2014	19.90	19.90	19.70	19.82
2041	NASDAQ	PRFZ	Thu, Oct 30, 2014	19.38	19.62	19.29	19.51
2040	NASDAQ	PRFZ	Wed, Oct 29, 2014	19.49	19.58	19.32	19.41
2039	NASDAQ	PRFZ	Tue, Oct 28, 2014	19.02	19.42	19.00	19.41
2038	NASDAQ	PRFZ	Mon, Oct 27, 2014	18.98	18.98	18.67	18.92
2037	NASDAQ	PRFZ	Fri, Oct 24, 2014	18.95	18.95	18.87	18.95
2036	NASDAQ	PRFZ	Thu, Oct 23, 2014	18.84	19.02	18.78	18.91
2035	NASDAQ	PRFZ	Wed, Oct 22, 2014	18.96	18.97	18.61	18.63
2034	NASDAQ	PRFZ	Tue, Oct 21, 2014	18.69	18.90	18.67	18.90
2033	NASDAQ	PRFZ	Mon, Oct 20, 2014	18.30	18.57	18.30	18.57
2032	NASDAQ	PRFZ	Fri, Oct 17, 2014	18.59	18.65	18.32	18.38
2031	NASDAQ	PRFZ	Thu, Oct 16, 2014	18.04	18.46	17.93	18.36
2030	NASDAQ	PRFZ	Wed, Oct 15, 2014	17.80	18.25	17.42	18.16
2029	NASDAQ	PRFZ	Tue, Oct 14, 2014	18.00	18.25	17.96	18.02
2028	NASDAQ	PRFZ	Mon, Oct 13, 2014	17.98	18.15	17.82	17.82
2027	NASDAQ	PRFZ	Fri, Oct 10, 2014	18.15	18.28	17.93	17.93
2026	NASDAQ	PRFZ	Thu, Oct 9, 2014	18.60	18.65	18.18	18.18
2025	NASDAQ	PRFZ	Wed, Oct 8, 2014	18.34	18.67	18.15	18.67
2024	NASDAQ	PRFZ	Tue, Oct 7, 2014	18.56	18.58	18.31	18.31
2023	NASDAQ	PRFZ	Mon, Oct 6, 2014	18.85	18.85	18.61	18.62
2022	NASDAQ	PRFZ	Fri, Oct 3, 2014	18.82	18.89	18.75	18.75
2021	NASDAQ	PRFZ	Thu, Oct 2, 2014	18.53	18.74	18.36	18.70
2020	NASDAQ	PRFZ	Wed, Oct 1, 2014	18.83	18.83	18.48	18.55
2019	NASDAQ	PRFZ	Tue, Sep 30, 2014	19.06	19.06	18.81	18.81
2018	NASDAQ	PRFZ	Mon, Sep 29, 2014	18.93	19.07	18.87	19.04
2017	NASDAQ	PRFZ	Fri, Sep 26, 2014	19.00	19.10	18.94	19.08
2016	NASDAQ	PRFZ	Thu, Sep 25, 2014	19.17	19.17	18.87	18.94
2015	NASDAQ	PRFZ	Wed, Sep 24, 2014	19.16	19.25	19.03	19.22
2014	NASDAQ	PRFZ	Tue, Sep 23, 2014	19.25	19.32	19.11	19.14
2013	NASDAQ	PRFZ	Mon, Sep 22, 2014	19.47	19.47	19.27	19.31
2012	NASDAQ	PRFZ	Fri, Sep 19, 2014	19.86	19.86	19.50	19.58
2011	NASDAQ	PRFZ	Thu, Sep 18, 2014	19.80	19.86	19.76	19.81
2010	NASDAQ	PRFZ	Wed, Sep 17, 2014	19.74	19.82	19.66	19.72
2009	NASDAQ	PRFZ	Tue, Sep 16, 2014	19.60	19.75	19.55	19.71
2008	NASDAQ	PRFZ	Mon, Sep 15, 2014	19.83	19.83	19.56	19.63
2007	NASDAQ	PRFZ	Fri, Sep 12, 2014	20.01	20.01	19.74	19.81
2006	NASDAQ	PRFZ	Thu, Sep 11, 2014	19.78	20.01	19.78	19.98
2005	NASDAQ	PRFZ	Wed, Sep 10, 2014	19.82	19.89	19.72	19.88
2004	NASDAQ	PRFZ	Tue, Sep 9, 2014	20.04	20.04	19.80	19.82
2003	NASDAQ	PRFZ	Mon, Sep 8, 2014	20.05	20.05	19.94	20.03
2002	NASDAQ	PRFZ	Fri, Sep 5, 2014	19.95	20.02	19.88	20.01
2001	NASDAQ	PRFZ	Thu, Sep 4, 2014	20.01	20.16	19.91	19.94
2000	NASDAQ	PRFZ	Wed, Sep 3, 2014	20.21	20.21	19.98	20.00
1999	NASDAQ	PRFZ	Tue, Sep 2, 2014	20.05	20.13	20.01	20.11
1998	NASDAQ	PRFZ	Fri, Aug 29, 2014	19.98	20.02	19.88	20.02
1997	NASDAQ	PRFZ	Thu, Aug 28, 2014	19.89	19.94	19.82	19.89
1996	NASDAQ	PRFZ	Wed, Aug 27, 2014	20.08	20.08	19.95	19.97
1995	NASDAQ	PRFZ	Tue, Aug 26, 2014	19.95	20.05	19.95	20.01
1994	NASDAQ	PRFZ	Mon, Aug 25, 2014	19.99	20.00	19.83	19.89
1993	NASDAQ	PRFZ	Fri, Aug 22, 2014	19.88	19.93	19.78	19.86
1992	NASDAQ	PRFZ	Thu, Aug 21, 2014	19.81	19.91	19.68	19.89
1991	NASDAQ	PRFZ	Wed, Aug 20, 2014	19.79	19.83	19.71	19.80
1990	NASDAQ	PRFZ	Tue, Aug 19, 2014	19.85	19.90	19.85	19.86
1989	NASDAQ	PRFZ	Mon, Aug 18, 2014	19.67	19.79	19.67	19.78
1988	NASDAQ	PRFZ	Fri, Aug 15, 2014	19.61	19.69	19.36	19.50
1987	NASDAQ	PRFZ	Thu, Aug 14, 2014	19.54	19.55	19.50	19.51
1986	NASDAQ	PRFZ	Wed, Aug 13, 2014	19.44	19.53	19.41	19.49
1985	NASDAQ	PRFZ	Tue, Aug 12, 2014	19.46	19.50	19.29	19.37
1984	NASDAQ	PRFZ	Mon, Aug 11, 2014	19.45	19.62	19.45	19.51
1983	NASDAQ	PRFZ	Fri, Aug 8, 2014	19.17	19.35	19.17	19.34
1982	NASDAQ	PRFZ	Thu, Aug 7, 2014	19.36	19.36	19.09	19.17
1981	NASDAQ	PRFZ	Wed, Aug 6, 2014	19.11	19.35	19.06	19.26
1980	NASDAQ	PRFZ	Tue, Aug 5, 2014	19.16	19.30	19.07	19.20
1979	NASDAQ	PRFZ	Mon, Aug 4, 2014	19.21	19.26	19.02	19.25
1978	NASDAQ	PRFZ	Fri, Aug 1, 2014	19.20	19.25	18.99	19.12
1977	NASDAQ	PRFZ	Thu, Jul 31, 2014	19.50	19.50	19.15	19.17
1976	NASDAQ	PRFZ	Wed, Jul 30, 2014	19.64	19.64	19.48	19.57
1975	NASDAQ	PRFZ	Tue, Jul 29, 2014	19.56	19.63	19.49	19.51
1974	NASDAQ	PRFZ	Mon, Jul 28, 2014	19.67	19.67	19.38	19.51
1973	NASDAQ	PRFZ	Fri, Jul 25, 2014	19.63	19.65	19.55	19.58
1972	NASDAQ	PRFZ	Thu, Jul 24, 2014	19.84	19.88	19.70	19.71
1971	NASDAQ	PRFZ	Wed, Jul 23, 2014	19.83	19.86	19.74	19.79
1970	NASDAQ	PRFZ	Tue, Jul 22, 2014	19.72	19.88	19.72	19.81
1969	NASDAQ	PRFZ	Mon, Jul 21, 2014	19.65	19.68	19.55	19.65
1968	NASDAQ	PRFZ	Fri, Jul 18, 2014	19.48	19.77	19.44	19.73
1967	NASDAQ	PRFZ	Thu, Jul 17, 2014	19.62	19.72	19.41	19.47
1966	NASDAQ	PRFZ	Wed, Jul 16, 2014	19.83	19.83	19.65	19.71
1965	NASDAQ	PRFZ	Tue, Jul 15, 2014	19.89	19.91	19.64	19.73
1964	NASDAQ	PRFZ	Mon, Jul 14, 2014	20.00	20.00	19.83	19.89
1963	NASDAQ	PRFZ	Fri, Jul 11, 2014	19.83	19.84	19.69	19.78
1962	NASDAQ	PRFZ	Thu, Jul 10, 2014	19.67	19.93	19.66	19.82
1961	NASDAQ	PRFZ	Wed, Jul 9, 2014	20.12	20.12	19.97	20.01
1960	NASDAQ	PRFZ	Tue, Jul 8, 2014	20.17	20.17	19.89	20.00
1959	NASDAQ	PRFZ	Mon, Jul 7, 2014	20.47	20.47	20.18	20.19
1958	NASDAQ	PRFZ	Thu, Jul 3, 2014	20.46	20.49	20.40	20.48
1957	NASDAQ	PRFZ	Wed, Jul 2, 2014	20.42	20.47	20.32	20.33
1956	NASDAQ	PRFZ	Tue, Jul 1, 2014	20.25	20.53	20.25	20.41
1955	NASDAQ	PRFZ	Mon, Jun 30, 2014	20.09	20.19	20.04	20.17
1954	NASDAQ	PRFZ	Fri, Jun 27, 2014	19.92	20.12	19.92	20.11
1953	NASDAQ	PRFZ	Thu, Jun 26, 2014	20.00	20.00	19.81	19.94
1952	NASDAQ	PRFZ	Wed, Jun 25, 2014	19.74	19.99	19.74	19.99
1951	NASDAQ	PRFZ	Tue, Jun 24, 2014	20.03	20.16	19.82	19.84
1950	NASDAQ	PRFZ	Mon, Jun 23, 2014	20.15	20.15	19.97	20.01
1949	NASDAQ	PRFZ	Fri, Jun 20, 2014	20.05	20.08	19.97	20.07
1948	NASDAQ	PRFZ	Thu, Jun 19, 2014	20.12	20.13	20.00	20.07
1947	NASDAQ	PRFZ	Wed, Jun 18, 2014	19.95	20.06	19.88	20.06
1946	NASDAQ	PRFZ	Tue, Jun 17, 2014	19.76	20.01	19.76	19.96
1945	NASDAQ	PRFZ	Mon, Jun 16, 2014	19.75	19.82	19.67	19.81
1944	NASDAQ	PRFZ	Fri, Jun 13, 2014	19.83	19.83	19.65	19.79
1943	NASDAQ	PRFZ	Thu, Jun 12, 2014	19.88	19.88	19.68	19.75
1942	NASDAQ	PRFZ	Wed, Jun 11, 2014	19.94	19.94	19.79	19.88
1941	NASDAQ	PRFZ	Tue, Jun 10, 2014	20.00	20.00	19.89	19.98
1940	NASDAQ	PRFZ	Mon, Jun 9, 2014	19.85	20.10	19.84	20.01
1939	NASDAQ	PRFZ	Fri, Jun 6, 2014	19.79	19.94	19.79	19.88
1938	NASDAQ	PRFZ	Thu, Jun 5, 2014	19.41	19.75	19.28	19.70
1937	NASDAQ	PRFZ	Wed, Jun 4, 2014	19.18	19.34	19.13	19.34
1936	NASDAQ	PRFZ	Tue, Jun 3, 2014	19.26	19.32	19.13	19.26
1935	NASDAQ	PRFZ	Mon, Jun 2, 2014	19.47	19.47	19.22	19.30
1934	NASDAQ	PRFZ	Fri, May 30, 2014	19.51	19.52	19.34	19.41
1933	NASDAQ	PRFZ	Thu, May 29, 2014	19.51	19.51	19.40	19.47
1932	NASDAQ	PRFZ	Wed, May 28, 2014	19.50	19.50	19.36	19.46
1931	NASDAQ	PRFZ	Tue, May 27, 2014	19.44	19.56	19.38	19.55
1930	NASDAQ	PRFZ	Fri, May 23, 2014	19.12	19.29	19.11	19.29
1929	NASDAQ	PRFZ	Thu, May 22, 2014	19.02	19.15	18.97	19.09
1928	NASDAQ	PRFZ	Wed, May 21, 2014	18.95	19.00	18.80	18.94
1927	NASDAQ	PRFZ	Tue, May 20, 2014	19.08	19.08	18.73	18.85
1926	NASDAQ	PRFZ	Mon, May 19, 2014	18.95	19.13	18.95	19.10
1925	NASDAQ	PRFZ	Fri, May 16, 2014	18.77	18.95	18.74	18.95
1924	NASDAQ	PRFZ	Thu, May 15, 2014	18.87	18.87	18.58	18.79
1923	NASDAQ	PRFZ	Wed, May 14, 2014	19.23	19.23	18.93	18.95
1922	NASDAQ	PRFZ	Tue, May 13, 2014	19.44	19.46	19.26	19.27
1921	NASDAQ	PRFZ	Mon, May 12, 2014	19.12	19.49	19.12	19.41
1920	NASDAQ	PRFZ	Fri, May 9, 2014	18.78	19.01	18.78	19.01
1919	NASDAQ	PRFZ	Thu, May 8, 2014	19.00	19.17	18.82	18.84
1918	NASDAQ	PRFZ	Wed, May 7, 2014	19.05	19.05	18.78	19.02
1917	NASDAQ	PRFZ	Tue, May 6, 2014	19.17	19.21	18.98	19.00
1916	NASDAQ	PRFZ	Mon, May 5, 2014	19.17	19.29	19.03	19.26
1915	NASDAQ	PRFZ	Fri, May 2, 2014	19.31	19.46	19.26	19.31
1914	NASDAQ	PRFZ	Thu, May 1, 2014	19.28	19.36	19.08	19.23
1913	NASDAQ	PRFZ	Wed, Apr 30, 2014	19.14	19.30	18.94	19.29
1912	NASDAQ	PRFZ	Tue, Apr 29, 2014	19.26	19.32	19.16	19.17
1911	NASDAQ	PRFZ	Mon, Apr 28, 2014	19.34	19.39	18.90	19.17
1910	NASDAQ	PRFZ	Fri, Apr 25, 2014	19.53	19.53	19.20	19.24
1909	NASDAQ	PRFZ	Thu, Apr 24, 2014	19.66	19.66	19.43	19.54
1908	NASDAQ	PRFZ	Wed, Apr 23, 2014	19.65	19.73	19.57	19.60
1907	NASDAQ	PRFZ	Tue, Apr 22, 2014	19.59	19.77	19.56	19.72
1906	NASDAQ	PRFZ	Mon, Apr 21, 2014	19.53	19.55	19.40	19.54
1905	NASDAQ	PRFZ	Thu, Apr 17, 2014	19.31	19.52	19.28	19.47
1904	NASDAQ	PRFZ	Wed, Apr 16, 2014	19.36	19.36	19.20	19.34
1903	NASDAQ	PRFZ	Tue, Apr 15, 2014	19.10	19.21	18.79	19.17
1902	NASDAQ	PRFZ	Mon, Apr 14, 2014	19.18	19.49	18.60	19.11
1901	NASDAQ	PRFZ	Fri, Apr 11, 2014	19.12	19.26	18.98	19.03
1900	NASDAQ	PRFZ	Thu, Apr 10, 2014	19.68	19.72	19.19	19.26
1899	NASDAQ	PRFZ	Wed, Apr 9, 2014	19.58	19.71	19.52	19.71
1898	NASDAQ	PRFZ	Tue, Apr 8, 2014	19.38	19.58	19.32	19.49
1897	NASDAQ	PRFZ	Mon, Apr 7, 2014	19.60	19.60	19.24	19.33
1896	NASDAQ	PRFZ	Fri, Apr 4, 2014	20.18	20.18	19.56	19.62
1895	NASDAQ	PRFZ	Thu, Apr 3, 2014	20.18	20.19	19.97	20.04
1894	NASDAQ	PRFZ	Wed, Apr 2, 2014	20.13	20.19	20.07	20.16
1893	NASDAQ	PRFZ	Tue, Apr 1, 2014	19.90	20.10	19.89	20.05
1892	NASDAQ	PRFZ	Mon, Mar 31, 2014	19.63	19.88	19.59	19.85
1891	NASDAQ	PRFZ	Fri, Mar 28, 2014	19.50	19.72	19.46	19.52
1890	NASDAQ	PRFZ	Thu, Mar 27, 2014	19.46	19.56	19.36	19.50
1889	NASDAQ	PRFZ	Wed, Mar 26, 2014	20.00	20.00	19.47	19.49
1888	NASDAQ	PRFZ	Tue, Mar 25, 2014	19.97	20.03	19.70	19.86
1887	NASDAQ	PRFZ	Mon, Mar 24, 2014	20.06	20.10	19.64	19.83
1886	NASDAQ	PRFZ	Fri, Mar 21, 2014	20.09	20.23	19.98	19.98
1885	NASDAQ	PRFZ	Thu, Mar 20, 2014	19.97	20.10	19.94	20.06
1884	NASDAQ	PRFZ	Wed, Mar 19, 2014	20.11	20.13	19.94	20.01
1883	NASDAQ	PRFZ	Tue, Mar 18, 2014	19.89	20.13	19.81	20.13
1882	NASDAQ	PRFZ	Mon, Mar 17, 2014	19.88	19.98	19.80	19.84
1881	NASDAQ	PRFZ	Fri, Mar 14, 2014	19.58	19.78	19.58	19.76
1880	NASDAQ	PRFZ	Thu, Mar 13, 2014	19.99	19.99	19.56	19.65
1879	NASDAQ	PRFZ	Wed, Mar 12, 2014	19.78	19.94	19.67	19.94
1878	NASDAQ	PRFZ	Tue, Mar 11, 2014	20.11	20.11	19.78	19.85
1877	NASDAQ	PRFZ	Mon, Mar 10, 2014	20.11	20.12	19.97	20.07
1876	NASDAQ	PRFZ	Fri, Mar 7, 2014	20.27	20.27	20.05	20.12
1875	NASDAQ	PRFZ	Thu, Mar 6, 2014	20.14	20.17	20.06	20.14
1874	NASDAQ	PRFZ	Wed, Mar 5, 2014	20.06	20.10	20.02	20.09
1873	NASDAQ	PRFZ	Tue, Mar 4, 2014	19.93	20.19	19.79	20.08
1872	NASDAQ	PRFZ	Mon, Mar 3, 2014	19.55	19.67	19.39	19.63
1871	NASDAQ	PRFZ	Fri, Feb 28, 2014	19.72	19.86	19.68	19.71
1870	NASDAQ	PRFZ	Thu, Feb 27, 2014	19.53	19.71	19.49	19.70
1869	NASDAQ	PRFZ	Wed, Feb 26, 2014	19.46	19.68	19.46	19.58
1868	NASDAQ	PRFZ	Tue, Feb 25, 2014	19.47	19.53	19.39	19.43
1867	NASDAQ	PRFZ	Mon, Feb 24, 2014	19.34	19.57	19.34	19.49
1866	NASDAQ	PRFZ	Fri, Feb 21, 2014	19.32	19.35	19.27	19.28
1865	NASDAQ	PRFZ	Thu, Feb 20, 2014	19.05	19.30	19.05	19.27
1864	NASDAQ	PRFZ	Wed, Feb 19, 2014	19.23	19.32	19.04	19.04
1863	NASDAQ	PRFZ	Tue, Feb 18, 2014	19.14	19.29	19.07	19.25
1862	NASDAQ	PRFZ	Fri, Feb 14, 2014	18.97	19.09	18.92	19.06
1861	NASDAQ	PRFZ	Thu, Feb 13, 2014	18.63	19.05	18.63	19.03
1860	NASDAQ	PRFZ	Wed, Feb 12, 2014	18.77	19.00	18.71	18.82
1859	NASDAQ	PRFZ	Tue, Feb 11, 2014	18.58	18.76	18.55	18.72
1858	NASDAQ	PRFZ	Mon, Feb 10, 2014	18.54	18.56	18.38	18.55
1857	NASDAQ	PRFZ	Fri, Feb 7, 2014	18.45	18.53	18.35	18.50
1856	NASDAQ	PRFZ	Thu, Feb 6, 2014	18.25	18.42	18.25	18.37
1855	NASDAQ	PRFZ	Wed, Feb 5, 2014	18.19	18.24	17.97	18.20
1854	NASDAQ	PRFZ	Tue, Feb 4, 2014	18.27	18.37	18.12	18.30
1853	NASDAQ	PRFZ	Mon, Feb 3, 2014	18.71	18.75	18.10	18.20
1852	NASDAQ	PRFZ	Fri, Jan 31, 2014	18.76	18.87	18.67	18.75
1851	NASDAQ	PRFZ	Thu, Jan 30, 2014	18.83	19.01	18.77	18.89
1850	NASDAQ	PRFZ	Wed, Jan 29, 2014	18.75	18.86	18.61	18.69
1849	NASDAQ	PRFZ	Tue, Jan 28, 2014	18.75	18.93	18.50	18.85
1848	NASDAQ	PRFZ	Mon, Jan 27, 2014	19.00	19.00	18.56	18.69
1847	NASDAQ	PRFZ	Fri, Jan 24, 2014	19.31	19.34	18.89	18.92
1846	NASDAQ	PRFZ	Thu, Jan 23, 2014	19.50	19.80	19.30	19.41
1845	NASDAQ	PRFZ	Wed, Jan 22, 2014	19.52	19.60	19.49	19.58
1844	NASDAQ	PRFZ	Tue, Jan 21, 2014	19.52	19.54	19.36	19.49
1843	NASDAQ	PRFZ	Fri, Jan 17, 2014	19.47	19.47	19.32	19.34
1842	NASDAQ	PRFZ	Thu, Jan 16, 2014	19.46	19.49	19.39	19.47
1841	NASDAQ	PRFZ	Wed, Jan 15, 2014	19.41	19.50	19.40	19.46
1840	NASDAQ	PRFZ	Tue, Jan 14, 2014	19.17	19.41	19.17	19.34
1839	NASDAQ	PRFZ	Mon, Jan 13, 2014	19.36	19.37	19.01	19.13
1838	NASDAQ	PRFZ	Fri, Jan 10, 2014	19.35	19.42	19.27	19.39
1837	NASDAQ	PRFZ	Thu, Jan 9, 2014	19.47	19.59	19.24	19.33
1836	NASDAQ	PRFZ	Wed, Jan 8, 2014	19.44	19.45	19.31	19.40
1835	NASDAQ	PRFZ	Tue, Jan 7, 2014	19.35	19.49	19.32	19.37
1834	NASDAQ	PRFZ	Mon, Jan 6, 2014	19.53	19.53	19.26	19.28
1833	NASDAQ	PRFZ	Fri, Jan 3, 2014	19.40	19.47	19.33	19.39
1832	NASDAQ	PRFZ	Thu, Jan 2, 2014	19.52	19.52	19.26	19.36
1831	NASDAQ	PRFZ	Tue, Dec 31, 2013	19.55	19.59	19.49	19.55
1830	NASDAQ	PRFZ	Mon, Dec 30, 2013	19.50	19.53	19.44	19.50
1829	NASDAQ	PRFZ	Fri, Dec 27, 2013	19.57	19.57	19.42	19.50
1828	NASDAQ	PRFZ	Thu, Dec 26, 2013	19.55	19.59	19.48	19.50
1827	NASDAQ	PRFZ	Tue, Dec 24, 2013	19.45	19.54	19.39	19.50
1826	NASDAQ	PRFZ	Mon, Dec 23, 2013	19.28	19.41	19.27	19.41
1825	NASDAQ	PRFZ	Fri, Dec 20, 2013	18.88	19.19	18.88	19.16
1824	NASDAQ	PRFZ	Thu, Dec 19, 2013	19.01	19.01	18.88	18.93
1823	NASDAQ	PRFZ	Wed, Dec 18, 2013	19.03	19.00	18.64	19.03
1822	NASDAQ	PRFZ	Tue, Dec 17, 2013	18.79	18.80	18.68	18.79
1821	NASDAQ	PRFZ	Mon, Dec 16, 2013	18.80	18.81	18.67	18.80
1820	NASDAQ	PRFZ	Fri, Dec 13, 2013	18.61	18.65	18.51	18.61
1819	NASDAQ	PRFZ	Thu, Dec 12, 2013	18.55	18.60	18.48	18.55
1818	NASDAQ	PRFZ	Wed, Dec 11, 2013	18.51	18.80	18.47	18.51
1817	NASDAQ	PRFZ	Tue, Dec 10, 2013	18.80	18.95	18.77	18.80
1816	NASDAQ	PRFZ	Mon, Dec 9, 2013	18.95	19.00	18.88	18.95
1815	NASDAQ	PRFZ	Fri, Dec 6, 2013	18.95	19.03	18.92	18.95
1814	NASDAQ	PRFZ	Thu, Dec 5, 2013	18.82	18.88	18.80	18.82
1813	NASDAQ	PRFZ	Wed, Dec 4, 2013	18.83	18.95	18.66	18.83
1812	NASDAQ	PRFZ	Tue, Dec 3, 2013	18.87	18.97	18.79	18.87
1811	NASDAQ	PRFZ	Mon, Dec 2, 2013	18.95	19.17	18.91	18.95
1810	NASDAQ	PRFZ	Fri, Nov 29, 2013	19.20	19.25	19.17	19.20
1809	NASDAQ	PRFZ	Wed, Nov 27, 2013	19.17	19.14	19.03	19.17
1808	NASDAQ	PRFZ	Tue, Nov 26, 2013	19.05	19.06	18.88	19.05
1807	NASDAQ	PRFZ	Mon, Nov 25, 2013	18.90	18.94	18.85	18.90
1806	NASDAQ	PRFZ	Fri, Nov 22, 2013	18.90	18.89	18.74	18.90
1805	NASDAQ	PRFZ	Thu, Nov 21, 2013	18.78	18.79	18.52	18.78
1804	NASDAQ	PRFZ	Wed, Nov 20, 2013	18.49	18.59	18.41	18.49
1803	NASDAQ	PRFZ	Tue, Nov 19, 2013	18.50	18.68	18.43	18.50
1802	NASDAQ	PRFZ	Mon, Nov 18, 2013	18.82	18.82	18.55	18.62
1801	NASDAQ	PRFZ	Fri, Nov 15, 2013	18.70	18.74	18.61	18.73
1800	NASDAQ	PRFZ	Thu, Nov 14, 2013	18.67	18.67	18.44	18.66
1799	NASDAQ	PRFZ	Wed, Nov 13, 2013	18.36	18.66	18.36	18.66
1798	NASDAQ	PRFZ	Tue, Nov 12, 2013	18.46	18.49	18.36	18.46
1797	NASDAQ	PRFZ	Mon, Nov 11, 2013	18.46	18.53	18.38	18.49
1796	NASDAQ	PRFZ	Fri, Nov 8, 2013	18.18	18.49	18.16	18.46
1795	NASDAQ	PRFZ	Thu, Nov 7, 2013	18.55	18.55	18.10	18.10
1794	NASDAQ	PRFZ	Wed, Nov 6, 2013	18.60	18.63	18.40	18.43
1793	NASDAQ	PRFZ	Tue, Nov 5, 2013	18.51	18.55	18.39	18.53
1792	NASDAQ	PRFZ	Mon, Nov 4, 2013	18.45	18.56	18.35	18.55
1791	NASDAQ	PRFZ	Fri, Nov 1, 2013	18.44	18.67	18.18	18.33
1790	NASDAQ	PRFZ	Thu, Oct 31, 2013	18.49	18.55	18.33	18.40
1789	NASDAQ	PRFZ	Wed, Oct 30, 2013	18.76	18.76	18.46	18.54
1788	NASDAQ	PRFZ	Tue, Oct 29, 2013	18.76	18.76	18.61	18.74
1787	NASDAQ	PRFZ	Mon, Oct 28, 2013	18.72	18.72	18.58	18.68
1786	NASDAQ	PRFZ	Fri, Oct 25, 2013	18.74	18.76	18.60	18.69
1785	NASDAQ	PRFZ	Thu, Oct 24, 2013	18.59	18.71	18.56	18.65
1784	NASDAQ	PRFZ	Wed, Oct 23, 2013	18.57	18.63	18.47	18.56
1783	NASDAQ	PRFZ	Tue, Oct 22, 2013	18.69	18.74	18.56	18.64
1782	NASDAQ	PRFZ	Mon, Oct 21, 2013	18.66	18.77	18.55	18.58
1781	NASDAQ	PRFZ	Fri, Oct 18, 2013	18.49	18.62	18.45	18.59
1780	NASDAQ	PRFZ	Thu, Oct 17, 2013	18.20	18.39	18.18	18.37
1779	NASDAQ	PRFZ	Wed, Oct 16, 2013	18.22	18.28	18.13	18.24
1778	NASDAQ	PRFZ	Tue, Oct 15, 2013	18.17	18.20	18.00	18.05
1777	NASDAQ	PRFZ	Mon, Oct 14, 2013	18.02	18.23	18.01	18.17
1776	NASDAQ	PRFZ	Fri, Oct 11, 2013	17.83	18.11	17.82	18.10
1775	NASDAQ	PRFZ	Thu, Oct 10, 2013	17.69	17.87	17.65	17.85
1774	NASDAQ	PRFZ	Wed, Oct 9, 2013	17.54	17.54	17.33	17.46
1773	NASDAQ	PRFZ	Tue, Oct 8, 2013	17.80	17.80	17.47	17.49
1772	NASDAQ	PRFZ	Mon, Oct 7, 2013	17.84	17.86	17.75	17.75
1771	NASDAQ	PRFZ	Fri, Oct 4, 2013	17.85	18.02	17.82	17.98
1770	NASDAQ	PRFZ	Thu, Oct 3, 2013	17.98	18.04	17.73	17.83
1769	NASDAQ	PRFZ	Wed, Oct 2, 2013	18.01	18.06	17.93	18.02
1768	NASDAQ	PRFZ	Tue, Oct 1, 2013	17.88	18.10	17.88	18.06
1767	NASDAQ	PRFZ	Mon, Sep 30, 2013	17.69	17.92	17.65	17.91
1766	NASDAQ	PRFZ	Fri, Sep 27, 2013	17.85	17.94	17.83	17.87
1765	NASDAQ	PRFZ	Thu, Sep 26, 2013	17.91	18.00	17.85	17.93
1764	NASDAQ	PRFZ	Wed, Sep 25, 2013	17.90	18.02	17.82	17.86
1763	NASDAQ	PRFZ	Tue, Sep 24, 2013	17.82	18.00	17.74	17.86
1762	NASDAQ	PRFZ	Mon, Sep 23, 2013	17.88	18.03	17.71	17.82
1761	NASDAQ	PRFZ	Fri, Sep 20, 2013	17.95	17.95	17.84	17.84
1760	NASDAQ	PRFZ	Thu, Sep 19, 2013	18.01	18.38	17.86	17.92
1759	NASDAQ	PRFZ	Wed, Sep 18, 2013	17.75	18.00	17.53	17.91
1758	NASDAQ	PRFZ	Tue, Sep 17, 2013	17.60	17.76	17.59	17.74
1757	NASDAQ	PRFZ	Mon, Sep 16, 2013	17.79	17.79	17.57	17.59
1756	NASDAQ	PRFZ	Fri, Sep 13, 2013	17.53	17.57	17.44	17.56
1755	NASDAQ	PRFZ	Thu, Sep 12, 2013	17.56	17.59	17.45	17.46
1754	NASDAQ	PRFZ	Wed, Sep 11, 2013	17.58	17.66	17.53	17.63
1753	NASDAQ	PRFZ	Tue, Sep 10, 2013	17.58	17.60	17.51	17.60
1752	NASDAQ	PRFZ	Mon, Sep 9, 2013	17.25	17.46	17.24	17.45
1751	NASDAQ	PRFZ	Fri, Sep 6, 2013	17.26	17.27	16.97	17.17
1750	NASDAQ	PRFZ	Thu, Sep 5, 2013	17.12	17.19	17.08	17.14
1749	NASDAQ	PRFZ	Wed, Sep 4, 2013	16.94	17.09	16.91	17.08
1748	NASDAQ	PRFZ	Tue, Sep 3, 2013	16.98	17.11	16.78	16.92
1747	NASDAQ	PRFZ	Fri, Aug 30, 2013	17.10	17.10	16.78	16.82
1746	NASDAQ	PRFZ	Thu, Aug 29, 2013	16.94	17.15	16.93	17.09
1745	NASDAQ	PRFZ	Wed, Aug 28, 2013	16.90	17.01	16.90	16.93
1744	NASDAQ	PRFZ	Tue, Aug 27, 2013	17.10	17.16	16.86	16.88
1743	NASDAQ	PRFZ	Mon, Aug 26, 2013	17.36	17.41	17.24	17.30
1742	NASDAQ	PRFZ	Fri, Aug 23, 2013	17.27	17.31	17.18	17.31
1741	NASDAQ	PRFZ	Thu, Aug 22, 2013	17.09	17.71	17.09	17.26
1740	NASDAQ	PRFZ	Wed, Aug 21, 2013	17.04	17.17	16.94	17.01
1739	NASDAQ	PRFZ	Tue, Aug 20, 2013	16.93	17.14	16.91	17.11
1738	NASDAQ	PRFZ	Mon, Aug 19, 2013	17.06	17.06	16.84	16.84
1737	NASDAQ	PRFZ	Fri, Aug 16, 2013	17.09	17.15	17.02	17.05
1736	NASDAQ	PRFZ	Thu, Aug 15, 2013	17.28	17.28	17.06	17.10
1735	NASDAQ	PRFZ	Wed, Aug 14, 2013	17.66	17.66	17.43	17.43
1734	NASDAQ	PRFZ	Tue, Aug 13, 2013	17.52	17.52	17.37	17.48
1733	NASDAQ	PRFZ	Mon, Aug 12, 2013	17.31	17.50	17.28	17.49
1732	NASDAQ	PRFZ	Fri, Aug 9, 2013	17.41	17.51	17.36	17.42
1731	NASDAQ	PRFZ	Thu, Aug 8, 2013	17.45	17.49	17.37	17.44
1730	NASDAQ	PRFZ	Wed, Aug 7, 2013	17.42	17.64	17.34	17.38
1729	NASDAQ	PRFZ	Tue, Aug 6, 2013	17.61	17.64	17.44	17.50
1728	NASDAQ	PRFZ	Mon, Aug 5, 2013	17.61	17.68	17.57	17.64
1727	NASDAQ	PRFZ	Fri, Aug 2, 2013	17.58	17.63	17.54	17.61
1726	NASDAQ	PRFZ	Thu, Aug 1, 2013	17.50	17.65	17.50	17.63
1725	NASDAQ	PRFZ	Wed, Jul 31, 2013	17.39	17.53	17.36	17.38
1724	NASDAQ	PRFZ	Tue, Jul 30, 2013	17.36	17.40	17.29	17.36
1723	NASDAQ	PRFZ	Mon, Jul 29, 2013	17.42	17.46	17.28	17.35
1722	NASDAQ	PRFZ	Fri, Jul 26, 2013	17.46	17.46	17.36	17.46
1721	NASDAQ	PRFZ	Thu, Jul 25, 2013	17.44	17.57	17.40	17.57
1720	NASDAQ	PRFZ	Wed, Jul 24, 2013	17.64	17.64	17.39	17.42
1719	NASDAQ	PRFZ	Tue, Jul 23, 2013	17.62	17.63	17.51	17.52
1718	NASDAQ	PRFZ	Mon, Jul 22, 2013	17.57	17.59	17.50	17.57
1717	NASDAQ	PRFZ	Fri, Jul 19, 2013	17.48	17.50	17.41	17.50
1716	NASDAQ	PRFZ	Thu, Jul 18, 2013	17.37	17.54	17.37	17.48
1715	NASDAQ	PRFZ	Wed, Jul 17, 2013	17.39	17.40	17.30	17.32
1714	NASDAQ	PRFZ	Tue, Jul 16, 2013	17.31	17.35	17.23	17.28
1713	NASDAQ	PRFZ	Mon, Jul 15, 2013	17.30	17.36	17.24	17.31
1712	NASDAQ	PRFZ	Fri, Jul 12, 2013	17.27	17.28	17.19	17.24
1711	NASDAQ	PRFZ	Thu, Jul 11, 2013	17.26	17.26	17.13	17.21
1710	NASDAQ	PRFZ	Wed, Jul 10, 2013	17.04	17.04	16.95	17.01
1709	NASDAQ	PRFZ	Tue, Jul 9, 2013	16.90	16.99	16.86	16.97
1708	NASDAQ	PRFZ	Mon, Jul 8, 2013	16.85	16.86	16.77	16.80
1707	NASDAQ	PRFZ	Fri, Jul 5, 2013	16.73	16.73	16.53	16.67
1706	NASDAQ	PRFZ	Wed, Jul 3, 2013	16.47	16.55	16.39	16.52
1705	NASDAQ	PRFZ	Tue, Jul 2, 2013	16.49	16.58	16.36	16.49
1704	NASDAQ	PRFZ	Mon, Jul 1, 2013	16.32	16.57	16.32	16.50
1703	NASDAQ	PRFZ	Fri, Jun 28, 2013	16.28	16.34	16.18	16.20
1702	NASDAQ	PRFZ	Thu, Jun 27, 2013	16.20	16.29	16.13	16.29
1701	NASDAQ	PRFZ	Wed, Jun 26, 2013	16.12	16.12	15.96	16.01
1700	NASDAQ	PRFZ	Tue, Jun 25, 2013	15.93	15.98	15.83	15.96
1699	NASDAQ	PRFZ	Mon, Jun 24, 2013	15.87	15.91	15.65	15.79
1698	NASDAQ	PRFZ	Fri, Jun 21, 2013	16.05	16.05	15.81	16.02
1697	NASDAQ	PRFZ	Thu, Jun 20, 2013	16.26	16.28	16.00	16.10
1696	NASDAQ	PRFZ	Wed, Jun 19, 2013	16.63	16.67	16.43	16.49
1695	NASDAQ	PRFZ	Tue, Jun 18, 2013	16.54	16.71	16.52	16.66
1694	NASDAQ	PRFZ	Mon, Jun 17, 2013	16.47	16.55	16.40	16.48
1693	NASDAQ	PRFZ	Fri, Jun 14, 2013	16.49	16.53	16.33	16.38
1692	NASDAQ	PRFZ	Thu, Jun 13, 2013	16.21	16.56	16.16	16.50
1691	NASDAQ	PRFZ	Wed, Jun 12, 2013	16.51	16.51	16.21	16.23
1690	NASDAQ	PRFZ	Tue, Jun 11, 2013	16.39	16.51	16.27	16.39
1689	NASDAQ	PRFZ	Mon, Jun 10, 2013	16.51	16.58	16.42	16.58
1688	NASDAQ	PRFZ	Fri, Jun 7, 2013	16.39	16.48	16.36	16.48
1687	NASDAQ	PRFZ	Thu, Jun 6, 2013	16.14	16.33	16.05	16.33
1686	NASDAQ	PRFZ	Wed, Jun 5, 2013	16.34	16.34	16.16	16.17
1685	NASDAQ	PRFZ	Tue, Jun 4, 2013	16.55	16.60	16.31	16.41
1684	NASDAQ	PRFZ	Mon, Jun 3, 2013	16.45	16.55	16.27	16.49
1683	NASDAQ	PRFZ	Fri, May 31, 2013	16.51	16.57	16.40	16.40
1682	NASDAQ	PRFZ	Thu, May 30, 2013	16.50	16.59	16.49	16.54
1681	NASDAQ	PRFZ	Wed, May 29, 2013	16.52	16.54	16.39	16.46
1680	NASDAQ	PRFZ	Tue, May 28, 2013	16.60	16.74	16.51	16.60
1679	NASDAQ	PRFZ	Fri, May 24, 2013	16.28	16.40	16.21	16.40
1678	NASDAQ	PRFZ	Thu, May 23, 2013	16.20	16.37	16.15	16.35
1677	NASDAQ	PRFZ	Wed, May 22, 2013	16.67	16.80	16.27	16.34
1676	NASDAQ	PRFZ	Tue, May 21, 2013	16.60	16.67	16.55	16.63
1675	NASDAQ	PRFZ	Mon, May 20, 2013	16.50	16.64	16.49	16.60
1674	NASDAQ	PRFZ	Fri, May 17, 2013	16.40	16.52	16.39	16.52
1673	NASDAQ	PRFZ	Thu, May 16, 2013	16.31	16.45	16.30	16.36
1672	NASDAQ	PRFZ	Wed, May 15, 2013	16.22	16.43	16.22	16.37
1671	NASDAQ	PRFZ	Tue, May 14, 2013	16.05	16.28	16.05	16.22
1670	NASDAQ	PRFZ	Mon, May 13, 2013	16.11	16.13	16.04	16.10
1669	NASDAQ	PRFZ	Fri, May 10, 2013	15.97	16.15	15.97	16.15
1668	NASDAQ	PRFZ	Thu, May 9, 2013	16.02	16.05	15.95	15.99
1667	NASDAQ	PRFZ	Wed, May 8, 2013	15.97	16.05	15.93	16.04
1666	NASDAQ	PRFZ	Tue, May 7, 2013	15.87	15.99	15.82	15.99
1665	NASDAQ	PRFZ	Mon, May 6, 2013	15.75	15.86	15.72	15.84
1664	NASDAQ	PRFZ	Fri, May 3, 2013	15.63	15.82	15.63	15.72
1663	NASDAQ	PRFZ	Thu, May 2, 2013	15.29	15.48	15.25	15.45
1662	NASDAQ	PRFZ	Wed, May 1, 2013	15.52	15.52	15.21	15.21
1661	NASDAQ	PRFZ	Tue, Apr 30, 2013	15.48	15.56	15.42	15.55
1660	NASDAQ	PRFZ	Mon, Apr 29, 2013	15.40	15.50	15.40	15.47
1659	NASDAQ	PRFZ	Fri, Apr 26, 2013	15.40	15.40	15.27	15.35
1658	NASDAQ	PRFZ	Thu, Apr 25, 2013	15.36	15.53	15.36	15.44
1657	NASDAQ	PRFZ	Wed, Apr 24, 2013	15.24	15.34	15.22	15.32
1656	NASDAQ	PRFZ	Tue, Apr 23, 2013	15.04	15.22	15.04	15.22
1655	NASDAQ	PRFZ	Mon, Apr 22, 2013	14.96	14.98	14.76	14.95
1654	NASDAQ	PRFZ	Fri, Apr 19, 2013	14.82	14.93	14.79	14.92
1653	NASDAQ	PRFZ	Thu, Apr 18, 2013	14.86	14.87	14.70	14.78
1652	NASDAQ	PRFZ	Wed, Apr 17, 2013	15.02	15.02	14.73	14.85
1651	NASDAQ	PRFZ	Tue, Apr 16, 2013	15.03	15.14	14.97	15.12
1650	NASDAQ	PRFZ	Mon, Apr 15, 2013	15.39	15.39	14.85	14.91
1649	NASDAQ	PRFZ	Fri, Apr 12, 2013	15.55	15.55	15.38	15.48
1648	NASDAQ	PRFZ	Thu, Apr 11, 2013	15.57	15.61	15.54	15.56
1647	NASDAQ	PRFZ	Wed, Apr 10, 2013	15.28	15.54	15.27	15.53
1646	NASDAQ	PRFZ	Tue, Apr 9, 2013	15.30	15.33	15.20	15.23
1645	NASDAQ	PRFZ	Mon, Apr 8, 2013	15.16	15.26	15.08	15.26
1644	NASDAQ	PRFZ	Fri, Apr 5, 2013	14.96	15.14	14.90	15.14
1643	NASDAQ	PRFZ	Thu, Apr 4, 2013	15.09	15.18	15.05	15.18
1642	NASDAQ	PRFZ	Wed, Apr 3, 2013	15.33	15.33	15.06	15.06
1641	NASDAQ	PRFZ	Tue, Apr 2, 2013	15.44	15.49	15.25	15.30
1640	NASDAQ	PRFZ	Mon, Apr 1, 2013	15.62	15.64	15.31	15.36
1639	NASDAQ	PRFZ	Thu, Mar 28, 2013	15.57	15.63	15.53	15.57
1638	NASDAQ	PRFZ	Wed, Mar 27, 2013	15.48	15.59	15.41	15.59
1637	NASDAQ	PRFZ	Tue, Mar 26, 2013	15.61	15.61	15.48	15.57
1636	NASDAQ	PRFZ	Mon, Mar 25, 2013	15.56	15.64	15.44	15.52
1635	NASDAQ	PRFZ	Fri, Mar 22, 2013	15.50	15.55	15.49	15.51
1634	NASDAQ	PRFZ	Thu, Mar 21, 2013	15.50	15.55	15.43	15.48
1633	NASDAQ	PRFZ	Wed, Mar 20, 2013	15.60	15.60	15.52	15.58
1632	NASDAQ	PRFZ	Tue, Mar 19, 2013	15.56	15.59	15.37	15.45
1631	NASDAQ	PRFZ	Mon, Mar 18, 2013	15.46	15.57	15.46	15.52
1630	NASDAQ	PRFZ	Fri, Mar 15, 2013	15.59	15.66	15.56	15.63
1629	NASDAQ	PRFZ	Thu, Mar 14, 2013	15.49	15.60	15.49	15.60
1628	NASDAQ	PRFZ	Wed, Mar 13, 2013	15.38	15.48	15.36	15.46
1627	NASDAQ	PRFZ	Tue, Mar 12, 2013	15.42	15.43	15.34	15.37
1626	NASDAQ	PRFZ	Mon, Mar 11, 2013	15.51	15.51	15.36	15.43
1625	NASDAQ	PRFZ	Fri, Mar 8, 2013	15.42	15.47	15.30	15.44
1624	NASDAQ	PRFZ	Thu, Mar 7, 2013	15.23	15.31	15.21	15.31
1623	NASDAQ	PRFZ	Wed, Mar 6, 2013	15.25	15.25	15.19	15.21
1622	NASDAQ	PRFZ	Tue, Mar 5, 2013	15.09	15.22	15.09	15.20
1621	NASDAQ	PRFZ	Mon, Mar 4, 2013	14.97	15.03	14.91	15.02
1620	NASDAQ	PRFZ	Fri, Mar 1, 2013	14.86	15.00	14.74	15.00
1619	NASDAQ	PRFZ	Thu, Feb 28, 2013	14.93	15.02	14.92	14.93
1618	NASDAQ	PRFZ	Wed, Feb 27, 2013	14.75	14.99	14.75	14.91
1617	NASDAQ	PRFZ	Tue, Feb 26, 2013	14.74	14.80	14.66	14.77
1616	NASDAQ	PRFZ	Mon, Feb 25, 2013	15.13	15.13	14.70	14.70
1615	NASDAQ	PRFZ	Fri, Feb 22, 2013	14.96	15.01	14.94	15.01
1614	NASDAQ	PRFZ	Thu, Feb 21, 2013	14.99	14.99	14.76	14.87
1613	NASDAQ	PRFZ	Wed, Feb 20, 2013	15.30	15.30	14.99	14.99
1612	NASDAQ	PRFZ	Tue, Feb 19, 2013	15.21	15.30	15.20	15.30
1611	NASDAQ	PRFZ	Fri, Feb 15, 2013	15.17	15.22	15.15	15.16
1610	NASDAQ	PRFZ	Thu, Feb 14, 2013	15.10	15.18	15.10	15.17
1609	NASDAQ	PRFZ	Wed, Feb 13, 2013	15.07	15.12	15.05	15.12
1608	NASDAQ	PRFZ	Tue, Feb 12, 2013	14.99	15.08	14.98	15.06
1607	NASDAQ	PRFZ	Mon, Feb 11, 2013	14.98	14.99	14.91	14.98
1606	NASDAQ	PRFZ	Fri, Feb 8, 2013	14.92	15.00	14.92	14.98
1605	NASDAQ	PRFZ	Thu, Feb 7, 2013	14.91	14.93	14.79	14.90
1604	NASDAQ	PRFZ	Wed, Feb 6, 2013	14.80	14.93	14.80	14.93
1603	NASDAQ	PRFZ	Tue, Feb 5, 2013	14.83	14.89	14.74	14.85
1602	NASDAQ	PRFZ	Mon, Feb 4, 2013	14.85	14.88	14.72	14.72
1601	NASDAQ	PRFZ	Fri, Feb 1, 2013	14.88	14.96	14.86	14.93
1600	NASDAQ	PRFZ	Thu, Jan 31, 2013	14.68	14.78	14.66	14.78
1599	NASDAQ	PRFZ	Wed, Jan 30, 2013	14.86	14.86	14.64	14.66
1598	NASDAQ	PRFZ	Tue, Jan 29, 2013	14.84	14.88	14.78	14.87
1597	NASDAQ	PRFZ	Mon, Jan 28, 2013	14.82	14.87	14.75	14.85
1596	NASDAQ	PRFZ	Fri, Jan 25, 2013	14.78	14.83	14.73	14.77
1595	NASDAQ	PRFZ	Wed, Jan 23, 2013	14.68	14.69	14.64	14.66
1594	NASDAQ	PRFZ	Tue, Jan 22, 2013	14.58	14.68	14.55	14.69
1593	NASDAQ	PRFZ	Fri, Jan 18, 2013	14.54	14.58	14.51	14.59
1592	NASDAQ	PRFZ	Thu, Jan 17, 2013	14.46	14.58	14.46	14.54
1591	NASDAQ	PRFZ	Wed, Jan 16, 2013	14.43	14.43	14.39	14.42
1590	NASDAQ	PRFZ	Tue, Jan 15, 2013	14.36	14.46	14.33	14.45
1589	NASDAQ	PRFZ	Mon, Jan 14, 2013	14.39	14.41	14.36	14.38
1588	NASDAQ	PRFZ	Fri, Jan 11, 2013	14.41	14.43	14.35	14.42
1587	NASDAQ	PRFZ	Thu, Jan 10, 2013	14.41	14.43	14.32	14.41
1586	NASDAQ	PRFZ	Wed, Jan 9, 2013	14.38	14.41	14.35	14.38
1585	NASDAQ	PRFZ	Tue, Jan 8, 2013	14.40	14.40	14.26	14.30
1584	NASDAQ	PRFZ	Mon, Jan 7, 2013	14.36	14.36	14.30	14.34
1583	NASDAQ	PRFZ	Fri, Jan 4, 2013	14.35	14.44	14.34	14.42
1582	NASDAQ	PRFZ	Thu, Jan 3, 2013	14.31	14.38	14.27	14.30
1581	NASDAQ	PRFZ	Wed, Jan 2, 2013	14.24	14.32	14.23	14.32
1580	NASDAQ	PRFZ	Mon, Dec 31, 2012	13.64	13.93	13.63	13.91
1579	NASDAQ	PRFZ	Fri, Dec 28, 2012	13.71	13.73	13.64	13.64
1578	NASDAQ	PRFZ	Thu, Dec 27, 2012	13.74	13.76	13.57	13.74
1577	NASDAQ	PRFZ	Wed, Dec 26, 2012	13.82	13.84	13.72	13.74
1576	NASDAQ	PRFZ	Mon, Dec 24, 2012	13.86	13.86	13.80	13.82
1575	NASDAQ	PRFZ	Fri, Dec 21, 2012	14.03	14.03	13.90	13.86
1574	NASDAQ	PRFZ	Thu, Dec 20, 2012	13.98	14.06	13.94	14.06
1573	NASDAQ	PRFZ	Wed, Dec 19, 2012	14.00	14.08	13.95	14.00
1572	NASDAQ	PRFZ	Tue, Dec 18, 2012	13.79	13.99	13.79	13.97
1571	NASDAQ	PRFZ	Mon, Dec 17, 2012	13.68	13.77	13.60	13.76
1570	NASDAQ	PRFZ	Fri, Dec 14, 2012	13.59	13.63	13.55	13.60
1569	NASDAQ	PRFZ	Thu, Dec 13, 2012	13.72	13.73	13.57	13.60
1568	NASDAQ	PRFZ	Wed, Dec 12, 2012	13.76	13.78	13.65	13.68
1567	NASDAQ	PRFZ	Tue, Dec 11, 2012	13.69	13.78	13.69	13.75
1566	NASDAQ	PRFZ	Mon, Dec 10, 2012	13.62	13.64	13.58	13.63
1565	NASDAQ	PRFZ	Fri, Dec 7, 2012	13.61	13.63	13.52	13.57
1564	NASDAQ	PRFZ	Thu, Dec 6, 2012	13.51	13.54	13.46	13.55
1563	NASDAQ	PRFZ	Wed, Dec 5, 2012	13.59	13.60	13.45	13.52
1562	NASDAQ	PRFZ	Tue, Dec 4, 2012	13.53	13.58	13.45	13.56
1561	NASDAQ	PRFZ	Mon, Dec 3, 2012	13.70	13.70	13.51	13.52
1560	NASDAQ	PRFZ	Fri, Nov 30, 2012	13.57	13.58	13.50	13.55
1559	NASDAQ	PRFZ	Thu, Nov 29, 2012	13.46	13.57	13.46	13.57
1558	NASDAQ	PRFZ	Wed, Nov 28, 2012	13.31	13.40	13.17	13.40
1557	NASDAQ	PRFZ	Tue, Nov 27, 2012	13.33	13.40	13.32	13.33
1556	NASDAQ	PRFZ	Mon, Nov 26, 2012	13.28	13.33	13.23	13.35
1555	NASDAQ	PRFZ	Fri, Nov 23, 2012	13.18	13.30	13.18	13.29
1554	NASDAQ	PRFZ	Wed, Nov 21, 2012	13.12	13.15	13.07	13.15
1553	NASDAQ	PRFZ	Tue, Nov 20, 2012	13.04	13.09	13.01	13.11
1552	NASDAQ	PRFZ	Mon, Nov 19, 2012	12.94	13.07	12.94	13.06
1551	NASDAQ	PRFZ	Fri, Nov 16, 2012	12.67	12.80	12.59	12.80
1550	NASDAQ	PRFZ	Thu, Nov 15, 2012	12.75	12.78	12.61	12.69
1549	NASDAQ	PRFZ	Wed, Nov 14, 2012	13.03	13.05	12.75	12.76
1548	NASDAQ	PRFZ	Tue, Nov 13, 2012	13.00	13.14	12.99	13.02
1547	NASDAQ	PRFZ	Mon, Nov 12, 2012	13.11	13.13	13.06	13.08
1546	NASDAQ	PRFZ	Fri, Nov 9, 2012	13.08	13.22	13.00	13.10
1545	NASDAQ	PRFZ	Thu, Nov 8, 2012	13.26	13.29	13.09	13.09
1544	NASDAQ	PRFZ	Wed, Nov 7, 2012	13.46	13.46	13.22	13.29
1543	NASDAQ	PRFZ	Tue, Nov 6, 2012	13.51	13.62	13.51	13.60
1542	NASDAQ	PRFZ	Mon, Nov 5, 2012	13.38	13.48	13.38	13.46
1541	NASDAQ	PRFZ	Fri, Nov 2, 2012	13.56	13.60	13.37	13.40
1540	NASDAQ	PRFZ	Thu, Nov 1, 2012	13.37	13.56	13.37	13.56
1539	NASDAQ	PRFZ	Wed, Oct 31, 2012	13.28	13.36	13.17	13.34
1538	NASDAQ	PRFZ	Fri, Oct 26, 2012	13.28	13.38	13.20	13.26
1537	NASDAQ	PRFZ	Thu, Oct 25, 2012	13.36	13.38	13.21	13.28
1536	NASDAQ	PRFZ	Wed, Oct 24, 2012	13.34	13.34	13.21	13.23
1535	NASDAQ	PRFZ	Tue, Oct 23, 2012	13.34	13.34	13.14	13.31
1534	NASDAQ	PRFZ	Mon, Oct 22, 2012	13.35	13.38	13.29	13.35
1533	NASDAQ	PRFZ	Fri, Oct 19, 2012	13.54	13.54	13.31	13.38
1532	NASDAQ	PRFZ	Thu, Oct 18, 2012	13.67	13.74	13.60	13.61
1531	NASDAQ	PRFZ	Wed, Oct 17, 2012	13.61	13.71	13.61	13.70
1530	NASDAQ	PRFZ	Tue, Oct 16, 2012	13.55	13.59	13.51	13.59
1529	NASDAQ	PRFZ	Mon, Oct 15, 2012	13.40	13.47	13.35	13.48
1528	NASDAQ	PRFZ	Fri, Oct 12, 2012	13.47	13.51	13.35	13.39
1527	NASDAQ	PRFZ	Thu, Oct 11, 2012	13.53	13.59	13.46	13.49
1526	NASDAQ	PRFZ	Wed, Oct 10, 2012	13.47	13.49	13.41	13.44
1525	NASDAQ	PRFZ	Tue, Oct 9, 2012	13.66	13.66	13.43	13.46
1524	NASDAQ	PRFZ	Mon, Oct 8, 2012	13.64	13.66	13.62	13.65
1523	NASDAQ	PRFZ	Fri, Oct 5, 2012	13.77	13.85	13.68	13.68
1522	NASDAQ	PRFZ	Thu, Oct 4, 2012	13.63	13.71	13.57	13.70
1521	NASDAQ	PRFZ	Wed, Oct 3, 2012	13.63	13.69	13.56	13.60
1520	NASDAQ	PRFZ	Tue, Oct 2, 2012	13.69	13.70	13.57	13.62
1519	NASDAQ	PRFZ	Mon, Oct 1, 2012	13.63	13.71	13.53	13.59
1518	NASDAQ	PRFZ	Fri, Sep 28, 2012	13.63	13.64	13.54	13.54
1517	NASDAQ	PRFZ	Thu, Sep 27, 2012	13.57	13.69	13.54	13.64
1516	NASDAQ	PRFZ	Wed, Sep 26, 2012	13.59	13.59	13.46	13.50
1515	NASDAQ	PRFZ	Tue, Sep 25, 2012	13.90	13.90	13.59	13.61
1514	NASDAQ	PRFZ	Mon, Sep 24, 2012	13.80	13.86	13.76	13.81
1513	NASDAQ	PRFZ	Fri, Sep 21, 2012	13.95	13.95	13.85	13.85
1512	NASDAQ	PRFZ	Thu, Sep 20, 2012	13.82	13.86	13.76	13.85
1511	NASDAQ	PRFZ	Wed, Sep 19, 2012	13.96	13.98	13.92	13.94
1510	NASDAQ	PRFZ	Tue, Sep 18, 2012	13.92	13.94	13.87	13.90
1509	NASDAQ	PRFZ	Mon, Sep 17, 2012	14.01	14.03	13.91	13.95
1508	NASDAQ	PRFZ	Fri, Sep 14, 2012	13.97	14.15	13.97	14.07
1507	NASDAQ	PRFZ	Thu, Sep 13, 2012	13.76	14.01	13.70	13.91
1506	NASDAQ	PRFZ	Wed, Sep 12, 2012	13.74	13.76	13.65	13.74
1505	NASDAQ	PRFZ	Tue, Sep 11, 2012	13.64	13.73	13.63	13.68
1504	NASDAQ	PRFZ	Mon, Sep 10, 2012	13.66	13.71	13.63	13.64
1503	NASDAQ	PRFZ	Fri, Sep 7, 2012	13.59	13.69	13.58	13.67
1502	NASDAQ	PRFZ	Thu, Sep 6, 2012	13.39	13.59	13.39	13.54
1501	NASDAQ	PRFZ	Wed, Sep 5, 2012	13.30	13.37	13.29	13.31
1500	NASDAQ	PRFZ	Tue, Sep 4, 2012	13.19	13.33	13.08	13.30
1499	NASDAQ	PRFZ	Fri, Aug 31, 2012	13.24	13.24	13.07	13.19
1498	NASDAQ	PRFZ	Thu, Aug 30, 2012	13.21	13.21	13.12	13.12
1497	NASDAQ	PRFZ	Wed, Aug 29, 2012	13.22	13.30	13.22	13.27
1496	NASDAQ	PRFZ	Tue, Aug 28, 2012	13.14	13.22	13.14	13.20
1495	NASDAQ	PRFZ	Mon, Aug 27, 2012	13.20	13.21	13.09	13.13
1494	NASDAQ	PRFZ	Fri, Aug 24, 2012	13.04	13.17	13.04	13.14
1493	NASDAQ	PRFZ	Thu, Aug 23, 2012	13.18	13.18	13.06	13.09
1492	NASDAQ	PRFZ	Wed, Aug 22, 2012	13.22	13.27	13.12	13.21
1491	NASDAQ	PRFZ	Tue, Aug 21, 2012	13.30	13.40	13.22	13.25
1490	NASDAQ	PRFZ	Mon, Aug 20, 2012	13.23	13.27	13.17	13.23
1489	NASDAQ	PRFZ	Fri, Aug 17, 2012	13.19	13.29	13.19	13.28
1488	NASDAQ	PRFZ	Thu, Aug 16, 2012	13.01	13.19	12.98	13.16
1487	NASDAQ	PRFZ	Wed, Aug 15, 2012	12.91	13.03	12.91	13.03
1486	NASDAQ	PRFZ	Tue, Aug 14, 2012	13.01	13.02	12.89	12.89
1485	NASDAQ	PRFZ	Mon, Aug 13, 2012	12.98	13.02	12.82	12.95
1484	NASDAQ	PRFZ	Fri, Aug 10, 2012	12.95	12.99	12.93	12.99
1483	NASDAQ	PRFZ	Thu, Aug 9, 2012	12.97	13.03	12.97	13.00
1482	NASDAQ	PRFZ	Wed, Aug 8, 2012	12.88	13.01	12.87	12.96
1481	NASDAQ	PRFZ	Tue, Aug 7, 2012	12.95	13.05	12.95	12.97
1480	NASDAQ	PRFZ	Mon, Aug 6, 2012	12.77	12.93	12.77	12.87
1479	NASDAQ	PRFZ	Fri, Aug 3, 2012	12.72	12.83	12.72	12.76
1478	NASDAQ	PRFZ	Thu, Aug 2, 2012	12.38	12.45	12.34	12.44
1477	NASDAQ	PRFZ	Wed, Aug 1, 2012	12.75	12.75	12.57	12.58
1476	NASDAQ	PRFZ	Tue, Jul 31, 2012	12.75	12.79	12.68	12.68
1475	NASDAQ	PRFZ	Mon, Jul 30, 2012	12.79	12.86	12.71	12.74
1474	NASDAQ	PRFZ	Fri, Jul 27, 2012	12.57	12.83	12.52	12.77
1473	NASDAQ	PRFZ	Thu, Jul 26, 2012	12.57	12.57	12.41	12.50
1472	NASDAQ	PRFZ	Wed, Jul 25, 2012	12.44	12.44	12.36	12.38
1471	NASDAQ	PRFZ	Tue, Jul 24, 2012	12.46	12.49	12.33	12.37
1470	NASDAQ	PRFZ	Mon, Jul 23, 2012	12.53	12.59	12.48	12.57
1469	NASDAQ	PRFZ	Fri, Jul 20, 2012	12.84	12.84	12.74	12.76
1468	NASDAQ	PRFZ	Thu, Jul 19, 2012	13.01	13.01	12.90	12.94
1467	NASDAQ	PRFZ	Wed, Jul 18, 2012	12.85	13.02	12.85	12.94
1466	NASDAQ	PRFZ	Tue, Jul 17, 2012	12.91	12.92	12.76	12.87
1465	NASDAQ	PRFZ	Mon, Jul 16, 2012	12.90	12.90	12.82	12.82
1464	NASDAQ	PRFZ	Fri, Jul 13, 2012	12.80	12.95	12.79	12.93
1463	NASDAQ	PRFZ	Thu, Jul 12, 2012	12.77	12.80	12.62	12.79
1462	NASDAQ	PRFZ	Wed, Jul 11, 2012	12.87	12.89	12.74	12.80
1461	NASDAQ	PRFZ	Tue, Jul 10, 2012	13.04	13.07	12.81	12.85
1460	NASDAQ	PRFZ	Mon, Jul 9, 2012	13.03	13.06	12.94	12.98
1459	NASDAQ	PRFZ	Fri, Jul 6, 2012	13.16	13.19	13.00	13.04
1458	NASDAQ	PRFZ	Thu, Jul 5, 2012	13.22	13.25	13.15	13.19
1457	NASDAQ	PRFZ	Tue, Jul 3, 2012	13.04	13.20	13.03	13.19
1456	NASDAQ	PRFZ	Mon, Jul 2, 2012	13.00	13.02	12.84	13.02
1455	NASDAQ	PRFZ	Fri, Jun 29, 2012	12.81	12.91	12.73	12.90
1454	NASDAQ	PRFZ	Thu, Jun 28, 2012	12.42	12.52	12.33	12.52
1453	NASDAQ	PRFZ	Wed, Jun 27, 2012	12.36	12.51	12.36	12.50
1452	NASDAQ	PRFZ	Tue, Jun 26, 2012	12.33	12.39	12.23	12.37
1451	NASDAQ	PRFZ	Mon, Jun 25, 2012	12.31	12.34	12.27	12.29
1450	NASDAQ	PRFZ	Fri, Jun 22, 2012	12.40	12.51	12.37	12.51
1449	NASDAQ	PRFZ	Thu, Jun 21, 2012	12.64	12.69	12.33	12.36
1448	NASDAQ	PRFZ	Wed, Jun 20, 2012	12.68	12.71	12.61	12.64
1447	NASDAQ	PRFZ	Tue, Jun 19, 2012	12.51	12.71	12.51	12.71
1446	NASDAQ	PRFZ	Mon, Jun 18, 2012	12.35	13.67	12.35	12.46
1445	NASDAQ	PRFZ	Fri, Jun 15, 2012	12.31	12.47	12.29	12.47
1444	NASDAQ	PRFZ	Thu, Jun 14, 2012	12.14	12.36	12.14	12.32
1443	NASDAQ	PRFZ	Wed, Jun 13, 2012	12.30	12.38	12.14	12.17
1442	NASDAQ	PRFZ	Tue, Jun 12, 2012	12.25	12.34	12.15	12.34
1441	NASDAQ	PRFZ	Mon, Jun 11, 2012	12.73	12.73	12.23	12.23
1440	NASDAQ	PRFZ	Fri, Jun 8, 2012	12.33	12.49	12.27	12.49
1439	NASDAQ	PRFZ	Thu, Jun 7, 2012	12.59	12.61	12.35	12.35
1438	NASDAQ	PRFZ	Wed, Jun 6, 2012	12.22	12.42	12.22	12.42
1437	NASDAQ	PRFZ	Tue, Jun 5, 2012	11.95	12.11	11.93	12.11
1436	NASDAQ	PRFZ	Mon, Jun 4, 2012	12.00	12.02	11.86	11.97
1435	NASDAQ	PRFZ	Fri, Jun 1, 2012	12.14	12.19	12.01	12.01
1434	NASDAQ	PRFZ	Thu, May 31, 2012	12.40	12.44	12.23	12.37
1433	NASDAQ	PRFZ	Wed, May 30, 2012	12.60	12.60	12.37	12.41
1432	NASDAQ	PRFZ	Tue, May 29, 2012	12.67	12.67	12.53	12.64
1431	NASDAQ	PRFZ	Fri, May 25, 2012	12.43	12.50	12.42	12.45
1430	NASDAQ	PRFZ	Thu, May 24, 2012	12.48	12.48	12.30	12.43
1429	NASDAQ	PRFZ	Wed, May 23, 2012	12.32	12.47	12.16	12.43
1428	NASDAQ	PRFZ	Tue, May 22, 2012	12.49	12.55	12.31	12.34
1427	NASDAQ	PRFZ	Mon, May 21, 2012	12.27	12.45	12.18	12.45
1426	NASDAQ	PRFZ	Fri, May 18, 2012	12.37	12.37	12.00	12.19
1425	NASDAQ	PRFZ	Thu, May 17, 2012	12.63	12.63	12.32	12.33
1424	NASDAQ	PRFZ	Wed, May 16, 2012	12.76	12.80	12.60	12.60
1423	NASDAQ	PRFZ	Tue, May 15, 2012	12.69	12.82	12.65	12.68
1422	NASDAQ	PRFZ	Mon, May 14, 2012	12.77	12.80	12.69	12.69
1421	NASDAQ	PRFZ	Fri, May 11, 2012	12.81	12.97	12.81	12.87
1420	NASDAQ	PRFZ	Thu, May 10, 2012	13.01	13.01	12.87	12.91
1419	NASDAQ	PRFZ	Wed, May 9, 2012	12.83	12.96	12.70	12.88
1418	NASDAQ	PRFZ	Tue, May 8, 2012	12.91	12.98	12.79	12.96
1417	NASDAQ	PRFZ	Mon, May 7, 2012	12.92	13.01	12.88	12.97
1416	NASDAQ	PRFZ	Fri, May 4, 2012	13.13	13.13	12.92	12.94
1415	NASDAQ	PRFZ	Thu, May 3, 2012	13.40	13.40	13.12	13.20
1414	NASDAQ	PRFZ	Wed, May 2, 2012	13.19	13.39	13.19	13.37
1413	NASDAQ	PRFZ	Tue, May 1, 2012	13.35	13.58	13.34	13.35
1412	NASDAQ	PRFZ	Mon, Apr 30, 2012	13.46	13.48	13.34	13.39
1411	NASDAQ	PRFZ	Fri, Apr 27, 2012	13.45	13.50	13.29	13.48
1410	NASDAQ	PRFZ	Thu, Apr 26, 2012	13.26	13.40	13.26	13.37
1409	NASDAQ	PRFZ	Wed, Apr 25, 2012	13.29	13.31	13.18	13.27
1408	NASDAQ	PRFZ	Tue, Apr 24, 2012	12.98	13.08	12.91	13.05
1407	NASDAQ	PRFZ	Mon, Apr 23, 2012	12.95	12.95	12.83	12.95
1406	NASDAQ	PRFZ	Fri, Apr 20, 2012	13.18	13.28	13.13	13.14
1405	NASDAQ	PRFZ	Thu, Apr 19, 2012	13.21	13.27	13.01	13.08
1404	NASDAQ	PRFZ	Wed, Apr 18, 2012	13.24	13.26	13.11	13.16
1403	NASDAQ	PRFZ	Tue, Apr 17, 2012	13.24	13.41	13.24	13.30
1402	NASDAQ	PRFZ	Mon, Apr 16, 2012	13.15	13.16	12.98	13.09
1401	NASDAQ	PRFZ	Fri, Apr 13, 2012	13.20	13.20	13.05	13.05
1400	NASDAQ	PRFZ	Thu, Apr 12, 2012	13.13	13.30	13.13	13.29
1399	NASDAQ	PRFZ	Wed, Apr 11, 2012	12.98	13.16	12.98	13.08
1398	NASDAQ	PRFZ	Tue, Apr 10, 2012	13.12	13.16	12.84	12.85
1397	NASDAQ	PRFZ	Mon, Apr 9, 2012	13.16	13.21	13.10	13.17
1396	NASDAQ	PRFZ	Thu, Apr 5, 2012	13.40	13.44	13.35	13.39
1395	NASDAQ	PRFZ	Wed, Apr 4, 2012	13.64	13.64	13.38	13.43
1394	NASDAQ	PRFZ	Tue, Apr 3, 2012	13.76	13.80	13.63	13.64
1393	NASDAQ	PRFZ	Mon, Apr 2, 2012	13.58	13.77	13.57	13.77
1392	NASDAQ	PRFZ	Fri, Mar 30, 2012	13.73	13.73	13.59	13.61
1391	NASDAQ	PRFZ	Thu, Mar 29, 2012	13.63	13.69	13.49	13.67
1390	NASDAQ	PRFZ	Wed, Mar 28, 2012	13.77	13.77	13.58	13.69
1389	NASDAQ	PRFZ	Tue, Mar 27, 2012	13.89	13.92	13.78	13.78
1388	NASDAQ	PRFZ	Mon, Mar 26, 2012	13.79	13.88	13.77	13.86
1387	NASDAQ	PRFZ	Fri, Mar 23, 2012	13.49	13.62	13.39	13.61
1386	NASDAQ	PRFZ	Thu, Mar 22, 2012	13.47	13.55	13.42	13.49
1385	NASDAQ	PRFZ	Wed, Mar 21, 2012	13.66	13.73	13.62	13.65
1384	NASDAQ	PRFZ	Tue, Mar 20, 2012	13.71	13.71	13.59	13.66
1383	NASDAQ	PRFZ	Mon, Mar 19, 2012	13.53	13.89	13.53	13.77
1382	NASDAQ	PRFZ	Fri, Mar 16, 2012	13.67	13.67	13.61	13.65
1381	NASDAQ	PRFZ	Thu, Mar 15, 2012	13.56	13.68	13.51	13.67
1380	NASDAQ	PRFZ	Wed, Mar 14, 2012	13.66	13.68	13.51	13.56
1379	NASDAQ	PRFZ	Tue, Mar 13, 2012	13.48	13.66	13.44	13.66
1378	NASDAQ	PRFZ	Mon, Mar 12, 2012	13.43	13.44	13.30	13.37
1377	NASDAQ	PRFZ	Fri, Mar 9, 2012	13.25	13.46	13.25	13.39
1376	NASDAQ	PRFZ	Thu, Mar 8, 2012	13.13	13.26	13.02	13.21
1375	NASDAQ	PRFZ	Wed, Mar 7, 2012	12.96	13.04	12.94	13.02
1374	NASDAQ	PRFZ	Tue, Mar 6, 2012	13.00	13.00	12.86	12.90
1373	NASDAQ	PRFZ	Mon, Mar 5, 2012	13.14	13.18	13.06	13.17
1372	NASDAQ	PRFZ	Fri, Mar 2, 2012	13.35	13.37	13.13	13.16
1371	NASDAQ	PRFZ	Thu, Mar 1, 2012	13.36	13.49	13.36	13.36
1370	NASDAQ	PRFZ	Wed, Feb 29, 2012	13.53	13.58	13.29	13.29
1369	NASDAQ	PRFZ	Tue, Feb 28, 2012	13.53	13.59	13.42	13.48
1368	NASDAQ	PRFZ	Mon, Feb 27, 2012	13.42	13.58	13.33	13.51
1367	NASDAQ	PRFZ	Fri, Feb 24, 2012	13.57	13.60	13.52	13.53
1366	NASDAQ	PRFZ	Thu, Feb 23, 2012	13.41	13.57	13.36	13.57
1365	NASDAQ	PRFZ	Wed, Feb 22, 2012	13.52	13.52	13.40	13.40
1364	NASDAQ	PRFZ	Tue, Feb 21, 2012	13.63	13.64	13.46	13.50
1363	NASDAQ	PRFZ	Fri, Feb 17, 2012	13.64	13.64	13.58	13.60
1362	NASDAQ	PRFZ	Thu, Feb 16, 2012	13.34	13.60	13.34	13.57
1361	NASDAQ	PRFZ	Wed, Feb 15, 2012	13.47	13.47	13.28	13.32
1360	NASDAQ	PRFZ	Tue, Feb 14, 2012	13.42	13.42	13.32	13.41
1359	NASDAQ	PRFZ	Mon, Feb 13, 2012	13.44	13.50	13.39	13.48
1358	NASDAQ	PRFZ	Fri, Feb 10, 2012	13.37	13.37	13.28	13.31
1357	NASDAQ	PRFZ	Thu, Feb 9, 2012	13.46	13.52	13.39	13.48
1356	NASDAQ	PRFZ	Wed, Feb 8, 2012	13.53	13.58	13.40	13.52
1355	NASDAQ	PRFZ	Tue, Feb 7, 2012	13.44	13.55	13.42	13.48
1354	NASDAQ	PRFZ	Mon, Feb 6, 2012	13.48	13.52	13.44	13.49
1353	NASDAQ	PRFZ	Fri, Feb 3, 2012	13.48	13.56	13.42	13.52
1352	NASDAQ	PRFZ	Thu, Feb 2, 2012	13.19	13.28	13.17	13.23
1351	NASDAQ	PRFZ	Wed, Feb 1, 2012	12.97	13.19	12.96	13.18
1350	NASDAQ	PRFZ	Tue, Jan 31, 2012	13.02	13.02	12.83	12.90
1349	NASDAQ	PRFZ	Mon, Jan 30, 2012	12.88	12.94	12.80	12.91
1348	NASDAQ	PRFZ	Fri, Jan 27, 2012	12.85	13.00	12.85	12.99
1347	NASDAQ	PRFZ	Thu, Jan 26, 2012	13.06	13.06	12.84	12.91
1346	NASDAQ	PRFZ	Wed, Jan 25, 2012	12.84	12.98	12.78	12.94
1345	NASDAQ	PRFZ	Tue, Jan 24, 2012	12.67	12.84	12.65	12.82
1344	NASDAQ	PRFZ	Mon, Jan 23, 2012	12.78	12.82	12.65	12.74
1343	NASDAQ	PRFZ	Fri, Jan 20, 2012	12.74	12.78	12.68	12.76
1342	NASDAQ	PRFZ	Thu, Jan 19, 2012	12.67	12.75	12.64	12.71
1341	NASDAQ	PRFZ	Wed, Jan 18, 2012	12.44	12.64	12.43	12.64
1340	NASDAQ	PRFZ	Tue, Jan 17, 2012	12.51	12.54	12.38	12.41
1339	NASDAQ	PRFZ	Fri, Jan 13, 2012	12.37	12.42	12.31	12.40
1338	NASDAQ	PRFZ	Thu, Jan 12, 2012	12.48	12.50	12.34	12.49
1337	NASDAQ	PRFZ	Wed, Jan 11, 2012	12.34	12.45	12.32	12.44
1336	NASDAQ	PRFZ	Tue, Jan 10, 2012	12.35	12.39	12.33	12.36
1335	NASDAQ	PRFZ	Mon, Jan 9, 2012	12.19	12.21	12.09	12.19
1334	NASDAQ	PRFZ	Fri, Jan 6, 2012	12.19	12.25	12.08	12.16
1333	NASDAQ	PRFZ	Thu, Jan 5, 2012	12.07	12.23	11.95	12.19
1332	NASDAQ	PRFZ	Wed, Jan 4, 2012	12.15	12.15	12.04	12.12
1331	NASDAQ	PRFZ	Tue, Jan 3, 2012	12.28	12.30	12.15	12.18
1330	NASDAQ	PRFZ	Fri, Dec 30, 2011	11.99	12.09	11.99	12.00
1329	NASDAQ	PRFZ	Thu, Dec 29, 2011	11.94	12.07	11.94	12.06
1328	NASDAQ	PRFZ	Wed, Dec 28, 2011	12.11	12.11	11.90	11.91
1327	NASDAQ	PRFZ	Tue, Dec 27, 2011	12.07	12.20	12.04	12.16
1326	NASDAQ	PRFZ	Fri, Dec 23, 2011	12.14	12.14	12.04	12.10
1325	NASDAQ	PRFZ	Thu, Dec 22, 2011	12.01	12.13	12.00	12.06
1324	NASDAQ	PRFZ	Wed, Dec 21, 2011	11.89	12.00	11.77	11.97
1323	NASDAQ	PRFZ	Tue, Dec 20, 2011	11.71	11.93	11.71	11.93
1322	NASDAQ	PRFZ	Mon, Dec 19, 2011	11.79	11.83	11.45	11.45
1321	NASDAQ	PRFZ	Fri, Dec 16, 2011	11.67	11.82	11.62	11.70
1320	NASDAQ	PRFZ	Thu, Dec 15, 2011	11.66	11.69	11.58	11.62
1319	NASDAQ	PRFZ	Wed, Dec 14, 2011	11.59	11.64	11.49	11.53
1318	NASDAQ	PRFZ	Tue, Dec 13, 2011	12.04	12.11	11.64	11.69
1317	NASDAQ	PRFZ	Mon, Dec 12, 2011	11.96	11.96	11.81	11.94
1316	NASDAQ	PRFZ	Fri, Dec 9, 2011	11.76	12.18	11.76	12.11
1315	NASDAQ	PRFZ	Thu, Dec 8, 2011	12.02	12.05	11.77	11.77
1314	NASDAQ	PRFZ	Wed, Dec 7, 2011	12.06	12.20	11.88	12.16
1313	NASDAQ	PRFZ	Tue, Dec 6, 2011	12.15	12.20	12.02	12.13
1312	NASDAQ	PRFZ	Mon, Dec 5, 2011	12.13	12.23	12.04	12.10
1311	NASDAQ	PRFZ	Fri, Dec 2, 2011	12.05	12.11	11.95	11.97
1310	NASDAQ	PRFZ	Thu, Dec 1, 2011	11.95	12.04	11.88	11.88
1309	NASDAQ	PRFZ	Wed, Nov 30, 2011	11.83	11.97	11.74	11.97
1308	NASDAQ	PRFZ	Tue, Nov 29, 2011	11.36	11.41	11.27	11.34
1307	NASDAQ	PRFZ	Mon, Nov 28, 2011	11.22	11.37	11.22	11.35
1306	NASDAQ	PRFZ	Fri, Nov 25, 2011	10.97	11.08	10.88	10.88
1305	NASDAQ	PRFZ	Wed, Nov 23, 2011	11.24	11.25	11.00	11.00
1304	NASDAQ	PRFZ	Tue, Nov 22, 2011	11.41	11.49	11.29	11.34
1303	NASDAQ	PRFZ	Mon, Nov 21, 2011	11.48	11.51	11.36	11.44
1302	NASDAQ	PRFZ	Fri, Nov 18, 2011	11.76	11.78	11.65	11.73
1301	NASDAQ	PRFZ	Thu, Nov 17, 2011	11.90	11.92	11.66	11.67
1300	NASDAQ	PRFZ	Wed, Nov 16, 2011	11.99	12.18	11.89	11.89
1299	NASDAQ	PRFZ	Tue, Nov 15, 2011	11.92	12.15	11.82	12.13
1298	NASDAQ	PRFZ	Mon, Nov 14, 2011	12.05	12.11	11.89	11.94
1297	NASDAQ	PRFZ	Fri, Nov 11, 2011	11.94	12.15	11.92	12.13
1296	NASDAQ	PRFZ	Thu, Nov 10, 2011	11.83	11.88	11.73	11.81
1295	NASDAQ	PRFZ	Wed, Nov 9, 2011	12.08	12.08	11.73	11.74
1294	NASDAQ	PRFZ	Tue, Nov 8, 2011	12.24	12.31	12.01	12.31
1293	NASDAQ	PRFZ	Mon, Nov 7, 2011	12.16	12.18	11.94	12.13
1292	NASDAQ	PRFZ	Fri, Nov 4, 2011	12.10	12.18	12.04	12.15
1291	NASDAQ	PRFZ	Thu, Nov 3, 2011	12.00	12.24	11.86	12.23
1290	NASDAQ	PRFZ	Wed, Nov 2, 2011	11.80	11.93	11.74	11.88
1289	NASDAQ	PRFZ	Tue, Nov 1, 2011	11.63	11.88	11.56	11.63
1288	NASDAQ	PRFZ	Mon, Oct 31, 2011	12.23	12.29	12.10	12.10
1287	NASDAQ	PRFZ	Fri, Oct 28, 2011	12.39	12.50	12.37	12.43
1286	NASDAQ	PRFZ	Thu, Oct 27, 2011	12.27	12.55	12.15	12.45
1285	NASDAQ	PRFZ	Wed, Oct 26, 2011	11.83	11.89	11.52	11.82
1284	NASDAQ	PRFZ	Tue, Oct 25, 2011	11.86	11.86	11.61	11.61
1283	NASDAQ	PRFZ	Mon, Oct 24, 2011	11.61	11.97	11.61	11.95
1282	NASDAQ	PRFZ	Fri, Oct 21, 2011	11.51	11.59	11.48	11.57
1281	NASDAQ	PRFZ	Thu, Oct 20, 2011	11.99	11.99	11.06	11.35
1280	NASDAQ	PRFZ	Wed, Oct 19, 2011	11.50	11.58	11.29	11.33
1279	NASDAQ	PRFZ	Tue, Oct 18, 2011	11.27	11.61	11.07	11.52
1278	NASDAQ	PRFZ	Mon, Oct 17, 2011	11.46	11.46	11.18	11.19
1277	NASDAQ	PRFZ	Fri, Oct 14, 2011	11.52	11.62	11.41	11.59
1276	NASDAQ	PRFZ	Thu, Oct 13, 2011	11.30	11.43	11.20	11.38
1275	NASDAQ	PRFZ	Wed, Oct 12, 2011	11.30	11.49	11.27	11.37
1274	NASDAQ	PRFZ	Tue, Oct 11, 2011	11.03	11.24	11.02	11.20
1273	NASDAQ	PRFZ	Mon, Oct 10, 2011	10.84	11.10	10.84	11.10
1272	NASDAQ	PRFZ	Fri, Oct 7, 2011	10.96	10.98	10.60	10.65
1271	NASDAQ	PRFZ	Thu, Oct 6, 2011	10.67	10.93	10.64	10.93
1270	NASDAQ	PRFZ	Wed, Oct 5, 2011	10.47	10.73	10.47	10.68
1269	NASDAQ	PRFZ	Tue, Oct 4, 2011	9.81	10.53	9.80	10.52
1268	NASDAQ	PRFZ	Mon, Oct 3, 2011	10.39	10.52	9.90	9.93
1267	NASDAQ	PRFZ	Fri, Sep 30, 2011	10.63	10.74	10.48	10.48
1266	NASDAQ	PRFZ	Thu, Sep 29, 2011	10.90	10.90	10.48	10.78
1265	NASDAQ	PRFZ	Wed, Sep 28, 2011	11.02	11.03	10.59	10.61
1264	NASDAQ	PRFZ	Tue, Sep 27, 2011	11.05	11.27	10.94	11.02
1263	NASDAQ	PRFZ	Mon, Sep 26, 2011	10.67	10.81	10.49	10.81
1262	NASDAQ	PRFZ	Fri, Sep 23, 2011	10.48	10.64	10.45	10.59
1261	NASDAQ	PRFZ	Thu, Sep 22, 2011	10.46	10.67	10.34	10.49
1260	NASDAQ	PRFZ	Wed, Sep 21, 2011	11.21	11.23	10.80	10.83
1259	NASDAQ	PRFZ	Tue, Sep 20, 2011	11.49	11.55	11.22	11.22
1258	NASDAQ	PRFZ	Mon, Sep 19, 2011	11.43	11.54	11.28	11.46
1257	NASDAQ	PRFZ	Fri, Sep 16, 2011	11.71	11.74	11.55	11.64
1256	NASDAQ	PRFZ	Thu, Sep 15, 2011	11.62	11.67	11.47	11.66
1255	NASDAQ	PRFZ	Wed, Sep 14, 2011	11.38	11.63	11.22	11.51
1254	NASDAQ	PRFZ	Tue, Sep 13, 2011	11.15	11.31	11.06	11.29
1253	NASDAQ	PRFZ	Mon, Sep 12, 2011	10.84	11.09	10.84	11.07
1252	NASDAQ	PRFZ	Fri, Sep 9, 2011	11.22	11.26	10.91	11.03
1251	NASDAQ	PRFZ	Thu, Sep 8, 2011	11.48	11.58	11.28	11.33
1250	NASDAQ	PRFZ	Wed, Sep 7, 2011	11.30	11.55	11.26	11.54
1249	NASDAQ	PRFZ	Tue, Sep 6, 2011	10.74	11.12	10.73	11.11
1248	NASDAQ	PRFZ	Fri, Sep 2, 2011	11.36	11.40	11.11	11.16
1247	NASDAQ	PRFZ	Thu, Sep 1, 2011	11.89	12.00	11.55	11.59
1246	NASDAQ	PRFZ	Wed, Aug 31, 2011	11.93	12.05	11.75	11.85
1245	NASDAQ	PRFZ	Tue, Aug 30, 2011	11.73	11.92	11.66	11.86
1244	NASDAQ	PRFZ	Mon, Aug 29, 2011	11.43	11.80	11.43	11.80
1243	NASDAQ	PRFZ	Fri, Aug 26, 2011	10.98	11.28	10.88	11.25
1242	NASDAQ	PRFZ	Thu, Aug 25, 2011	11.37	11.37	11.00	11.02
1241	NASDAQ	PRFZ	Wed, Aug 24, 2011	11.12	11.33	11.03	11.29
1240	NASDAQ	PRFZ	Tue, Aug 23, 2011	10.68	11.13	10.65	11.13
1239	NASDAQ	PRFZ	Mon, Aug 22, 2011	10.95	10.95	10.58	10.62
1238	NASDAQ	PRFZ	Fri, Aug 19, 2011	10.66	10.98	10.64	10.65
1237	NASDAQ	PRFZ	Thu, Aug 18, 2011	11.17	11.17	10.80	10.85
1236	NASDAQ	PRFZ	Wed, Aug 17, 2011	11.62	11.70	11.43	11.51
1235	NASDAQ	PRFZ	Tue, Aug 16, 2011	11.56	11.64	11.43	11.57
1234	NASDAQ	PRFZ	Mon, Aug 15, 2011	11.57	11.74	11.53	11.73
1233	NASDAQ	PRFZ	Fri, Aug 12, 2011	11.52	11.55	11.31	11.42
1232	NASDAQ	PRFZ	Thu, Aug 11, 2011	10.91	11.53	10.84	11.38
1231	NASDAQ	PRFZ	Wed, Aug 10, 2011	11.01	11.25	10.81	10.82
1230	NASDAQ	PRFZ	Tue, Aug 9, 2011	10.98	11.33	10.53	11.33
1229	NASDAQ	PRFZ	Mon, Aug 8, 2011	11.31	11.57	10.70	10.70
1228	NASDAQ	PRFZ	Fri, Aug 5, 2011	12.07	12.20	11.47	11.74
1227	NASDAQ	PRFZ	Thu, Aug 4, 2011	12.48	12.51	11.94	11.94
1226	NASDAQ	PRFZ	Wed, Aug 3, 2011	12.63	12.69	12.32	12.68
1225	NASDAQ	PRFZ	Tue, Aug 2, 2011	12.98	13.10	12.64	12.64
1224	NASDAQ	PRFZ	Mon, Aug 1, 2011	13.29	13.29	12.93	13.04
1223	NASDAQ	PRFZ	Fri, Jul 29, 2011	12.94	13.17	12.84	13.10
1222	NASDAQ	PRFZ	Thu, Jul 28, 2011	13.15	13.30	13.13	13.14
1221	NASDAQ	PRFZ	Wed, Jul 27, 2011	13.46	13.46	13.13	13.15
1220	NASDAQ	PRFZ	Tue, Jul 26, 2011	13.65	13.65	13.51	13.52
1219	NASDAQ	PRFZ	Mon, Jul 25, 2011	13.66	13.75	13.61	13.65
1218	NASDAQ	PRFZ	Fri, Jul 22, 2011	13.80	13.83	13.70	13.80
1217	NASDAQ	PRFZ	Thu, Jul 21, 2011	13.72	13.84	13.70	13.80
1216	NASDAQ	PRFZ	Wed, Jul 20, 2011	13.71	13.71	13.59	13.66
1215	NASDAQ	PRFZ	Tue, Jul 19, 2011	13.49	13.70	13.49	13.68
1214	NASDAQ	PRFZ	Mon, Jul 18, 2011	13.54	13.54	13.32	13.40
1213	NASDAQ	PRFZ	Fri, Jul 15, 2011	13.59	13.61	13.51	13.60
1212	NASDAQ	PRFZ	Thu, Jul 14, 2011	13.77	13.80	13.48	13.51
1211	NASDAQ	PRFZ	Wed, Jul 13, 2011	13.67	13.86	13.67	13.73
1210	NASDAQ	PRFZ	Tue, Jul 12, 2011	13.62	13.74	13.60	13.61
1209	NASDAQ	PRFZ	Mon, Jul 11, 2011	13.83	13.86	13.63	13.66
1208	NASDAQ	PRFZ	Fri, Jul 8, 2011	13.92	13.97	13.84	13.97
1207	NASDAQ	PRFZ	Thu, Jul 7, 2011	13.95	14.10	13.95	14.05
1206	NASDAQ	PRFZ	Wed, Jul 6, 2011	13.78	13.85	13.72	13.84
1205	NASDAQ	PRFZ	Tue, Jul 5, 2011	13.78	13.81	13.72	13.79
1204	NASDAQ	PRFZ	Fri, Jul 1, 2011	13.56	13.78	13.55	13.76
1203	NASDAQ	PRFZ	Thu, Jun 30, 2011	13.47	13.57	13.47	13.55
1202	NASDAQ	PRFZ	Wed, Jun 29, 2011	13.41	13.45	13.32	13.42
1201	NASDAQ	PRFZ	Tue, Jun 28, 2011	13.22	13.36	13.20	13.36
1200	NASDAQ	PRFZ	Mon, Jun 27, 2011	13.07	13.18	13.00	13.17
1199	NASDAQ	PRFZ	Fri, Jun 24, 2011	13.17	13.20	13.01	13.05
1198	NASDAQ	PRFZ	Thu, Jun 23, 2011	12.93	13.15	12.84	13.15
1197	NASDAQ	PRFZ	Wed, Jun 22, 2011	13.13	13.27	13.11	13.11
1196	NASDAQ	PRFZ	Tue, Jun 21, 2011	13.03	13.21	13.03	13.20
1195	NASDAQ	PRFZ	Mon, Jun 20, 2011	12.78	12.97	12.78	12.93
1194	NASDAQ	PRFZ	Fri, Jun 17, 2011	12.93	12.95	12.76	12.82
1193	NASDAQ	PRFZ	Thu, Jun 16, 2011	12.81	12.93	12.71	12.84
1192	NASDAQ	PRFZ	Wed, Jun 15, 2011	12.89	12.98	12.77	12.81
1191	NASDAQ	PRFZ	Tue, Jun 14, 2011	12.86	13.05	12.86	13.02
1190	NASDAQ	PRFZ	Mon, Jun 13, 2011	12.83	12.87	12.68	12.76
1189	NASDAQ	PRFZ	Fri, Jun 10, 2011	12.92	12.93	12.72	12.77
1188	NASDAQ	PRFZ	Thu, Jun 9, 2011	12.95	13.05	12.91	12.99
1187	NASDAQ	PRFZ	Wed, Jun 8, 2011	13.01	13.04	12.91	12.92
1186	NASDAQ	PRFZ	Tue, Jun 7, 2011	13.13	13.18	13.07	13.07
1185	NASDAQ	PRFZ	Mon, Jun 6, 2011	13.24	13.27	13.04	13.05
1184	NASDAQ	PRFZ	Fri, Jun 3, 2011	13.24	13.37	13.24	13.26
1183	NASDAQ	PRFZ	Thu, Jun 2, 2011	13.47	13.53	13.42	13.45
1182	NASDAQ	PRFZ	Wed, Jun 1, 2011	13.83	13.83	13.45	13.46
1181	NASDAQ	PRFZ	Tue, May 31, 2011	13.83	13.86	13.72	13.86
1180	NASDAQ	PRFZ	Fri, May 27, 2011	13.64	13.71	13.62	13.66
1179	NASDAQ	PRFZ	Thu, May 26, 2011	13.37	13.57	13.37	13.57
1178	NASDAQ	PRFZ	Wed, May 25, 2011	13.24	13.44	13.24	13.41
1177	NASDAQ	PRFZ	Tue, May 24, 2011	13.37	13.40	13.25	13.28
1176	NASDAQ	PRFZ	Mon, May 23, 2011	13.35	13.39	13.31	13.33
1175	NASDAQ	PRFZ	Fri, May 20, 2011	13.62	13.64	13.48	13.57
1174	NASDAQ	PRFZ	Thu, May 19, 2011	13.73	13.73	13.58	13.67
1173	NASDAQ	PRFZ	Wed, May 18, 2011	13.48	13.64	13.45	13.63
1172	NASDAQ	PRFZ	Tue, May 17, 2011	13.41	13.50	13.38	13.45
1171	NASDAQ	PRFZ	Mon, May 16, 2011	13.62	13.74	13.52	13.52
1170	NASDAQ	PRFZ	Fri, May 13, 2011	13.90	13.90	13.68	13.70
1169	NASDAQ	PRFZ	Thu, May 12, 2011	13.70	13.93	13.66	13.86
1168	NASDAQ	PRFZ	Wed, May 11, 2011	13.98	13.98	13.74	13.80
1167	NASDAQ	PRFZ	Tue, May 10, 2011	13.86	14.00	13.86	14.00
1166	NASDAQ	PRFZ	Mon, May 9, 2011	13.66	13.81	13.63	13.80
1165	NASDAQ	PRFZ	Fri, May 6, 2011	13.76	13.82	13.64	13.66
1164	NASDAQ	PRFZ	Thu, May 5, 2011	13.55	13.77	13.55	13.61
1163	NASDAQ	PRFZ	Wed, May 4, 2011	13.84	13.84	13.59	13.69
1162	NASDAQ	PRFZ	Tue, May 3, 2011	13.95	13.97	13.75	13.82
1161	NASDAQ	PRFZ	Mon, May 2, 2011	14.15	14.17	13.97	13.97
1160	NASDAQ	PRFZ	Fri, Apr 29, 2011	14.07	14.14	14.05	14.13
1159	NASDAQ	PRFZ	Thu, Apr 28, 2011	13.99	14.07	13.99	14.07
1158	NASDAQ	PRFZ	Wed, Apr 27, 2011	13.94	14.02	13.91	14.01
1157	NASDAQ	PRFZ	Tue, Apr 26, 2011	13.84	13.99	13.82	13.94
1156	NASDAQ	PRFZ	Mon, Apr 25, 2011	13.81	13.81	13.74	13.79
1155	NASDAQ	PRFZ	Thu, Apr 21, 2011	13.81	13.81	13.72	13.81
1154	NASDAQ	PRFZ	Wed, Apr 20, 2011	13.68	13.71	13.64	13.70
1153	NASDAQ	PRFZ	Tue, Apr 19, 2011	13.52	13.52	13.40	13.46
1152	NASDAQ	PRFZ	Mon, Apr 18, 2011	13.50	13.50	13.36	13.48
1151	NASDAQ	PRFZ	Fri, Apr 15, 2011	13.59	13.68	13.56	13.65
1150	NASDAQ	PRFZ	Thu, Apr 14, 2011	13.39	13.55	13.39	13.55
1149	NASDAQ	PRFZ	Wed, Apr 13, 2011	13.59	13.59	13.44	13.52
1148	NASDAQ	PRFZ	Tue, Apr 12, 2011	13.61	13.64	13.51	13.52
1147	NASDAQ	PRFZ	Mon, Apr 11, 2011	13.86	13.86	13.66	13.67
1146	NASDAQ	PRFZ	Fri, Apr 8, 2011	14.04	14.04	13.76	13.83
1145	NASDAQ	PRFZ	Thu, Apr 7, 2011	14.07	14.09	13.94	13.96
1144	NASDAQ	PRFZ	Wed, Apr 6, 2011	14.03	14.08	13.96	14.02
1143	NASDAQ	PRFZ	Tue, Apr 5, 2011	13.94	14.04	13.89	13.97
1142	NASDAQ	PRFZ	Mon, Apr 4, 2011	13.94	13.97	13.89	13.94
1141	NASDAQ	PRFZ	Fri, Apr 1, 2011	13.91	13.95	13.84	13.89
1140	NASDAQ	PRFZ	Thu, Mar 31, 2011	13.79	13.85	13.76	13.84
1139	NASDAQ	PRFZ	Wed, Mar 30, 2011	13.66	13.81	13.65	13.81
1138	NASDAQ	PRFZ	Tue, Mar 29, 2011	13.49	13.62	13.43	13.60
1137	NASDAQ	PRFZ	Mon, Mar 28, 2011	13.59	13.60	13.50	13.50
1136	NASDAQ	PRFZ	Fri, Mar 25, 2011	13.46	13.65	13.46	13.53
1135	NASDAQ	PRFZ	Thu, Mar 24, 2011	13.43	13.47	13.36	13.44
1134	NASDAQ	PRFZ	Wed, Mar 23, 2011	13.31	13.36	13.18	13.35
1133	NASDAQ	PRFZ	Tue, Mar 22, 2011	13.44	13.44	13.30	13.36
1132	NASDAQ	PRFZ	Mon, Mar 21, 2011	13.24	13.38	13.24	13.35
1131	NASDAQ	PRFZ	Fri, Mar 18, 2011	13.14	13.14	13.07	13.11
1130	NASDAQ	PRFZ	Thu, Mar 17, 2011	13.06	13.09	13.00	13.00
1129	NASDAQ	PRFZ	Wed, Mar 16, 2011	13.06	13.07	12.89	12.93
1128	NASDAQ	PRFZ	Tue, Mar 15, 2011	13.00	13.17	12.64	13.09
1127	NASDAQ	PRFZ	Mon, Mar 14, 2011	13.19	13.29	13.10	13.21
1126	NASDAQ	PRFZ	Fri, Mar 11, 2011	13.20	13.35	13.18	13.33
1125	NASDAQ	PRFZ	Thu, Mar 10, 2011	13.40	13.42	13.23	13.27
1124	NASDAQ	PRFZ	Wed, Mar 9, 2011	13.68	13.68	13.59	13.60
1123	NASDAQ	PRFZ	Tue, Mar 8, 2011	13.46	13.71	13.37	13.68
1122	NASDAQ	PRFZ	Mon, Mar 7, 2011	13.76	13.76	13.33	13.45
1121	NASDAQ	PRFZ	Fri, Mar 4, 2011	13.76	13.76	13.55	13.68
1120	NASDAQ	PRFZ	Thu, Mar 3, 2011	13.57	13.76	13.57	13.73
1119	NASDAQ	PRFZ	Wed, Mar 2, 2011	13.35	13.49	13.33	13.44
1118	NASDAQ	PRFZ	Tue, Mar 1, 2011	13.71	13.72	13.35	13.37
1117	NASDAQ	PRFZ	Mon, Feb 28, 2011	13.69	13.74	13.56	13.67
1116	NASDAQ	PRFZ	Fri, Feb 25, 2011	13.38	13.62	13.38	13.62
1115	NASDAQ	PRFZ	Thu, Feb 24, 2011	13.23	13.37	13.17	13.31
1114	NASDAQ	PRFZ	Wed, Feb 23, 2011	13.45	13.52	13.12	13.23
1113	NASDAQ	PRFZ	Tue, Feb 22, 2011	13.75	13.77	13.47	13.48
1112	NASDAQ	PRFZ	Fri, Feb 18, 2011	13.91	13.92	13.80	13.87
1111	NASDAQ	PRFZ	Thu, Feb 17, 2011	13.73	13.86	13.71	13.84
1110	NASDAQ	PRFZ	Wed, Feb 16, 2011	13.70	13.76	13.67	13.73
1109	NASDAQ	PRFZ	Tue, Feb 15, 2011	13.74	13.74	13.60	13.63
1108	NASDAQ	PRFZ	Mon, Feb 14, 2011	13.68	13.72	13.64	13.72
1107	NASDAQ	PRFZ	Fri, Feb 11, 2011	13.47	13.64	13.44	13.64
1106	NASDAQ	PRFZ	Thu, Feb 10, 2011	13.36	13.49	13.33	13.46
1105	NASDAQ	PRFZ	Wed, Feb 9, 2011	13.41	13.49	13.37	13.41
1104	NASDAQ	PRFZ	Tue, Feb 8, 2011	13.37	13.46	13.34	13.46
1103	NASDAQ	PRFZ	Mon, Feb 7, 2011	13.26	13.44	13.26	13.38
1102	NASDAQ	PRFZ	Fri, Feb 4, 2011	13.18	13.25	13.14	13.21
1101	NASDAQ	PRFZ	Thu, Feb 3, 2011	13.15	13.20	13.03	13.17
1100	NASDAQ	PRFZ	Wed, Feb 2, 2011	13.17	13.22	13.14	13.15
1099	NASDAQ	PRFZ	Tue, Feb 1, 2011	12.96	13.23	12.96	13.20
1098	NASDAQ	PRFZ	Mon, Jan 31, 2011	12.92	12.98	12.79	12.91
1097	NASDAQ	PRFZ	Fri, Jan 28, 2011	13.16	13.16	12.80	12.86
1096	NASDAQ	PRFZ	Thu, Jan 27, 2011	13.13	13.18	13.04	13.16
1095	NASDAQ	PRFZ	Wed, Jan 26, 2011	12.92	13.11	12.86	13.11
1094	NASDAQ	PRFZ	Tue, Jan 25, 2011	12.85	12.87	12.74	12.87
1093	NASDAQ	PRFZ	Mon, Jan 24, 2011	12.73	12.90	12.73	12.87
1092	NASDAQ	PRFZ	Fri, Jan 21, 2011	12.94	12.94	12.73	12.73
1091	NASDAQ	PRFZ	Thu, Jan 20, 2011	12.94	12.94	12.76	12.80
1090	NASDAQ	PRFZ	Wed, Jan 19, 2011	13.30	13.30	12.93	12.95
1089	NASDAQ	PRFZ	Tue, Jan 18, 2011	13.30	13.30	13.16	13.26
1088	NASDAQ	PRFZ	Fri, Jan 14, 2011	13.17	13.29	13.15	13.28
1087	NASDAQ	PRFZ	Thu, Jan 13, 2011	13.22	13.24	13.14	13.17
1086	NASDAQ	PRFZ	Wed, Jan 12, 2011	13.22	13.23	13.12	13.19
1085	NASDAQ	PRFZ	Tue, Jan 11, 2011	13.10	13.12	13.00	13.06
1084	NASDAQ	PRFZ	Mon, Jan 10, 2011	12.88	13.09	12.84	13.01
1083	NASDAQ	PRFZ	Fri, Jan 7, 2011	13.13	13.13	12.79	12.97
1082	NASDAQ	PRFZ	Thu, Jan 6, 2011	13.09	13.11	12.97	13.02
1081	NASDAQ	PRFZ	Wed, Jan 5, 2011	12.94	13.07	12.91	13.07
1080	NASDAQ	PRFZ	Tue, Jan 4, 2011	13.21	13.21	12.80	12.94
1079	NASDAQ	PRFZ	Mon, Jan 3, 2011	13.05	13.18	12.99	13.12
1078	NASDAQ	PRFZ	Fri, Dec 31, 2010	12.97	12.99	12.89	12.89
1077	NASDAQ	PRFZ	Thu, Dec 30, 2010	13.03	13.04	12.99	12.99
1076	NASDAQ	PRFZ	Wed, Dec 29, 2010	13.01	13.02	12.98	13.00
1075	NASDAQ	PRFZ	Tue, Dec 28, 2010	13.03	13.03	12.93	12.97
1074	NASDAQ	PRFZ	Mon, Dec 27, 2010	13.01	13.01	12.88	13.01
1073	NASDAQ	PRFZ	Thu, Dec 23, 2010	13.05	13.05	12.95	12.97
1072	NASDAQ	PRFZ	Wed, Dec 22, 2010	13.01	13.01	12.95	12.98
1071	NASDAQ	PRFZ	Tue, Dec 21, 2010	12.88	12.97	12.87	12.95
1070	NASDAQ	PRFZ	Mon, Dec 20, 2010	12.86	12.88	12.76	12.80
1069	NASDAQ	PRFZ	Fri, Dec 17, 2010	12.82	12.82	12.71	12.78
1068	NASDAQ	PRFZ	Thu, Dec 16, 2010	12.67	12.83	12.67	12.81
1067	NASDAQ	PRFZ	Wed, Dec 15, 2010	12.73	12.85	12.66	12.68
1066	NASDAQ	PRFZ	Tue, Dec 14, 2010	12.85	12.85	12.70	12.73
1065	NASDAQ	PRFZ	Mon, Dec 13, 2010	12.95	12.95	12.74	12.74
1064	NASDAQ	PRFZ	Fri, Dec 10, 2010	12.75	12.84	12.66	12.82
1063	NASDAQ	PRFZ	Thu, Dec 9, 2010	12.71	12.71	12.61	12.66
1062	NASDAQ	PRFZ	Wed, Dec 8, 2010	12.65	12.67	12.59	12.61
1061	NASDAQ	PRFZ	Tue, Dec 7, 2010	12.72	12.72	12.59	12.60
1060	NASDAQ	PRFZ	Mon, Dec 6, 2010	12.44	12.57	12.44	12.54
1059	NASDAQ	PRFZ	Fri, Dec 3, 2010	12.31	12.48	12.29	12.48
1058	NASDAQ	PRFZ	Thu, Dec 2, 2010	12.28	12.37	12.22	12.35
1057	NASDAQ	PRFZ	Wed, Dec 1, 2010	12.15	12.24	12.15	12.21
1056	NASDAQ	PRFZ	Tue, Nov 30, 2010	11.95	12.01	11.89	11.97
1055	NASDAQ	PRFZ	Mon, Nov 29, 2010	12.04	12.11	11.85	12.05
1054	NASDAQ	PRFZ	Fri, Nov 26, 2010	12.02	12.09	12.00	12.05
1053	NASDAQ	PRFZ	Wed, Nov 24, 2010	11.99	12.08	11.95	12.08
1052	NASDAQ	PRFZ	Tue, Nov 23, 2010	11.83	11.84	11.75	11.84
1051	NASDAQ	PRFZ	Mon, Nov 22, 2010	11.83	11.98	11.79	11.97
1050	NASDAQ	PRFZ	Fri, Nov 19, 2010	11.85	11.93	11.78	11.92
1049	NASDAQ	PRFZ	Thu, Nov 18, 2010	11.79	11.92	11.79	11.85
1048	NASDAQ	PRFZ	Wed, Nov 17, 2010	11.65	11.67	11.63	11.65
1047	NASDAQ	PRFZ	Tue, Nov 16, 2010	11.73	11.74	11.53	11.57
1046	NASDAQ	PRFZ	Mon, Nov 15, 2010	11.93	11.96	11.84	11.84
1045	NASDAQ	PRFZ	Fri, Nov 12, 2010	11.96	11.99	11.81	11.85
1044	NASDAQ	PRFZ	Thu, Nov 11, 2010	11.99	12.08	11.94	12.06
1043	NASDAQ	PRFZ	Wed, Nov 10, 2010	11.98	12.08	11.86	12.08
1042	NASDAQ	PRFZ	Tue, Nov 9, 2010	12.16	12.16	11.89	11.92
1041	NASDAQ	PRFZ	Mon, Nov 8, 2010	12.03	12.11	12.01	12.08
1040	NASDAQ	PRFZ	Fri, Nov 5, 2010	12.06	12.12	12.05	12.09
1039	NASDAQ	PRFZ	Thu, Nov 4, 2010	11.89	12.01	11.89	12.01
1038	NASDAQ	PRFZ	Wed, Nov 3, 2010	11.73	11.73	11.57	11.70
1037	NASDAQ	PRFZ	Tue, Nov 2, 2010	11.59	11.67	11.54	11.67
1036	NASDAQ	PRFZ	Mon, Nov 1, 2010	11.58	11.64	11.37	11.45
1035	NASDAQ	PRFZ	Fri, Oct 29, 2010	11.46	11.57	11.46	11.52
1034	NASDAQ	PRFZ	Thu, Oct 28, 2010	11.61	11.62	11.44	11.51
1033	NASDAQ	PRFZ	Wed, Oct 27, 2010	11.55	11.57	11.41	11.52
1032	NASDAQ	PRFZ	Tue, Oct 26, 2010	11.55	11.66	11.49	11.60
1031	NASDAQ	PRFZ	Mon, Oct 25, 2010	11.64	11.72	11.60	11.60
1030	NASDAQ	PRFZ	Fri, Oct 22, 2010	11.94	11.94	11.48	11.54
1029	NASDAQ	PRFZ	Thu, Oct 21, 2010	11.64	11.68	11.36	11.48
1028	NASDAQ	PRFZ	Wed, Oct 20, 2010	11.50	11.59	11.43	11.53
1027	NASDAQ	PRFZ	Tue, Oct 19, 2010	11.48	11.63	11.37	11.43
1026	NASDAQ	PRFZ	Mon, Oct 18, 2010	11.64	11.67	11.56	11.64
1025	NASDAQ	PRFZ	Fri, Oct 15, 2010	11.67	11.71	11.50	11.58
1024	NASDAQ	PRFZ	Thu, Oct 14, 2010	11.59	11.68	11.52	11.59
1023	NASDAQ	PRFZ	Wed, Oct 13, 2010	11.53	11.71	11.49	11.61
1022	NASDAQ	PRFZ	Tue, Oct 12, 2010	11.40	11.47	11.25	11.45
1021	NASDAQ	PRFZ	Mon, Oct 11, 2010	11.43	11.50	11.39	11.43
1020	NASDAQ	PRFZ	Fri, Oct 8, 2010	11.27	11.47	11.23	11.42
1019	NASDAQ	PRFZ	Thu, Oct 7, 2010	11.38	11.38	11.18	11.27
1018	NASDAQ	PRFZ	Wed, Oct 6, 2010	11.29	11.34	11.23	11.29
1017	NASDAQ	PRFZ	Tue, Oct 5, 2010	11.08	11.31	11.07	11.30
1016	NASDAQ	PRFZ	Mon, Oct 4, 2010	11.14	11.16	10.94	11.01
1015	NASDAQ	PRFZ	Fri, Oct 1, 2010	11.20	11.23	11.07	11.13
1014	NASDAQ	PRFZ	Thu, Sep 30, 2010	11.23	11.23	11.00	11.09
1013	NASDAQ	PRFZ	Wed, Sep 29, 2010	11.09	11.15	11.04	11.12
1012	NASDAQ	PRFZ	Tue, Sep 28, 2010	11.04	11.10	10.87	11.10
1011	NASDAQ	PRFZ	Mon, Sep 27, 2010	11.01	11.05	10.94	10.99
1010	NASDAQ	PRFZ	Fri, Sep 24, 2010	10.84	11.01	10.80	11.01
1009	NASDAQ	PRFZ	Thu, Sep 23, 2010	10.68	10.85	10.63	10.66
1008	NASDAQ	PRFZ	Wed, Sep 22, 2010	10.90	10.92	10.70	10.77
1007	NASDAQ	PRFZ	Tue, Sep 21, 2010	11.01	11.05	10.91	10.92
1006	NASDAQ	PRFZ	Mon, Sep 20, 2010	10.72	11.01	10.68	10.97
1005	NASDAQ	PRFZ	Fri, Sep 17, 2010	10.71	10.75	10.57	10.69
1004	NASDAQ	PRFZ	Thu, Sep 16, 2010	10.74	10.74	10.61	10.66
1003	NASDAQ	PRFZ	Wed, Sep 15, 2010	10.70	10.77	10.61	10.76
1002	NASDAQ	PRFZ	Tue, Sep 14, 2010	10.74	10.79	10.66	10.71
1001	NASDAQ	PRFZ	Mon, Sep 13, 2010	10.59	10.78	10.59	10.74
1000	NASDAQ	PRFZ	Fri, Sep 10, 2010	10.52	10.54	10.45	10.50
999	NASDAQ	PRFZ	Thu, Sep 9, 2010	10.59	10.59	10.39	10.45
998	NASDAQ	PRFZ	Wed, Sep 8, 2010	10.42	10.52	10.41	10.45
997	NASDAQ	PRFZ	Tue, Sep 7, 2010	10.52	10.52	10.38	10.38
996	NASDAQ	PRFZ	Fri, Sep 3, 2010	10.54	10.61	10.48	10.59
995	NASDAQ	PRFZ	Thu, Sep 2, 2010	10.26	10.41	10.25	10.40
994	NASDAQ	PRFZ	Wed, Sep 1, 2010	10.12	10.28	10.05	10.28
993	NASDAQ	PRFZ	Tue, Aug 31, 2010	9.88	10.00	9.83	9.90
992	NASDAQ	PRFZ	Mon, Aug 30, 2010	10.13	10.13	9.92	9.92
991	NASDAQ	PRFZ	Fri, Aug 27, 2010	9.96	10.14	9.89	10.14
990	NASDAQ	PRFZ	Thu, Aug 26, 2010	9.96	10.05	9.81	9.83
989	NASDAQ	PRFZ	Wed, Aug 25, 2010	9.72	9.93	9.63	9.90
988	NASDAQ	PRFZ	Tue, Aug 24, 2010	9.76	9.86	9.66	9.80
987	NASDAQ	PRFZ	Mon, Aug 23, 2010	10.11	10.19	9.90	9.90
986	NASDAQ	PRFZ	Fri, Aug 20, 2010	10.03	10.05	9.91	10.05
985	NASDAQ	PRFZ	Thu, Aug 19, 2010	10.27	10.31	10.05	10.07
984	NASDAQ	PRFZ	Wed, Aug 18, 2010	10.25	10.42	10.19	10.34
983	NASDAQ	PRFZ	Tue, Aug 17, 2010	10.27	10.38	10.17	10.29
982	NASDAQ	PRFZ	Mon, Aug 16, 2010	9.99	10.17	9.99	10.11
981	NASDAQ	PRFZ	Fri, Aug 13, 2010	10.08	10.15	10.04	10.04
980	NASDAQ	PRFZ	Thu, Aug 12, 2010	9.98	10.21	9.94	10.17
979	NASDAQ	PRFZ	Wed, Aug 11, 2010	10.40	10.40	10.20	10.23
978	NASDAQ	PRFZ	Tue, Aug 10, 2010	10.75	10.76	10.56	10.67
977	NASDAQ	PRFZ	Mon, Aug 9, 2010	10.84	10.88	10.75	10.86
976	NASDAQ	PRFZ	Fri, Aug 6, 2010	10.66	10.77	10.54	10.72
975	NASDAQ	PRFZ	Thu, Aug 5, 2010	10.85	10.88	10.79	10.81
974	NASDAQ	PRFZ	Wed, Aug 4, 2010	10.87	10.91	10.84	10.91
973	NASDAQ	PRFZ	Tue, Aug 3, 2010	10.81	10.92	10.71	10.78
972	NASDAQ	PRFZ	Mon, Aug 2, 2010	10.95	10.96	10.80	10.89
971	NASDAQ	PRFZ	Fri, Jul 30, 2010	10.50	10.76	10.48	10.71
970	NASDAQ	PRFZ	Thu, Jul 29, 2010	10.84	10.84	10.55	10.70
969	NASDAQ	PRFZ	Wed, Jul 28, 2010	10.89	10.89	10.66	10.68
968	NASDAQ	PRFZ	Tue, Jul 27, 2010	11.06	11.06	10.85	10.86
967	NASDAQ	PRFZ	Mon, Jul 26, 2010	10.71	10.92	10.68	10.92
966	NASDAQ	PRFZ	Fri, Jul 23, 2010	10.41	10.68	10.41	10.68
965	NASDAQ	PRFZ	Thu, Jul 22, 2010	10.20	10.44	10.20	10.44
964	NASDAQ	PRFZ	Wed, Jul 21, 2010	10.35	10.35	10.06	10.08
963	NASDAQ	PRFZ	Tue, Jul 20, 2010	10.06	10.27	9.94	10.27
962	NASDAQ	PRFZ	Mon, Jul 19, 2010	10.10	10.18	9.90	10.09
961	NASDAQ	PRFZ	Fri, Jul 16, 2010	10.38	10.40	10.05	10.05
960	NASDAQ	PRFZ	Thu, Jul 15, 2010	10.57	10.59	10.32	10.46
959	NASDAQ	PRFZ	Wed, Jul 14, 2010	10.55	10.61	10.46	10.53
958	NASDAQ	PRFZ	Tue, Jul 13, 2010	10.36	10.56	10.34	10.54
957	NASDAQ	PRFZ	Mon, Jul 12, 2010	10.29	10.34	10.12	10.20
956	NASDAQ	PRFZ	Fri, Jul 9, 2010	10.14	10.30	10.12	10.29
955	NASDAQ	PRFZ	Thu, Jul 8, 2010	10.08	10.15	9.98	10.12
954	NASDAQ	PRFZ	Wed, Jul 7, 2010	9.67	9.97	9.67	9.97
953	NASDAQ	PRFZ	Tue, Jul 6, 2010	9.94	10.00	9.58	9.63
952	NASDAQ	PRFZ	Fri, Jul 2, 2010	9.96	9.96	9.74	9.79
951	NASDAQ	PRFZ	Thu, Jul 1, 2010	9.96	9.97	9.65	9.89
950	NASDAQ	PRFZ	Wed, Jun 30, 2010	10.10	10.19	9.94	9.97
949	NASDAQ	PRFZ	Tue, Jun 29, 2010	10.39	10.39	10.02	10.08
948	NASDAQ	PRFZ	Mon, Jun 28, 2010	10.58	10.65	10.46	10.49
947	NASDAQ	PRFZ	Fri, Jun 25, 2010	10.45	10.55	10.35	10.55
946	NASDAQ	PRFZ	Thu, Jun 24, 2010	10.45	10.53	10.35	10.36
945	NASDAQ	PRFZ	Wed, Jun 23, 2010	10.63	10.63	10.43	10.53
944	NASDAQ	PRFZ	Tue, Jun 22, 2010	10.89	10.90	10.57	10.57
943	NASDAQ	PRFZ	Mon, Jun 21, 2010	11.14	11.14	10.74	10.80
942	NASDAQ	PRFZ	Fri, Jun 18, 2010	10.96	11.02	10.88	10.90
941	NASDAQ	PRFZ	Thu, Jun 17, 2010	11.00	11.01	10.81	10.92
940	NASDAQ	PRFZ	Wed, Jun 16, 2010	10.92	11.00	10.84	10.91
939	NASDAQ	PRFZ	Tue, Jun 15, 2010	10.76	10.99	10.75	10.95
938	NASDAQ	PRFZ	Mon, Jun 14, 2010	10.83	10.85	10.67	10.68
937	NASDAQ	PRFZ	Fri, Jun 11, 2010	10.39	10.64	10.36	10.64
936	NASDAQ	PRFZ	Thu, Jun 10, 2010	10.30	10.47	10.28	10.47
935	NASDAQ	PRFZ	Wed, Jun 9, 2010	10.18	10.35	10.09	10.10
934	NASDAQ	PRFZ	Tue, Jun 8, 2010	10.18	10.21	9.95	10.11
933	NASDAQ	PRFZ	Mon, Jun 7, 2010	10.54	10.54	10.17	10.17
932	NASDAQ	PRFZ	Fri, Jun 4, 2010	10.77	10.79	10.42	10.42
931	NASDAQ	PRFZ	Thu, Jun 3, 2010	10.90	11.01	10.83	10.99
930	NASDAQ	PRFZ	Wed, Jun 2, 2010	10.67	10.85	10.56	10.85
929	NASDAQ	PRFZ	Tue, Jun 1, 2010	10.92	10.97	10.60	10.60
928	NASDAQ	PRFZ	Fri, May 28, 2010	11.10	11.14	10.90	10.99
927	NASDAQ	PRFZ	Thu, May 27, 2010	10.88	11.09	10.82	11.09
926	NASDAQ	PRFZ	Wed, May 26, 2010	10.66	10.85	10.58	10.62
925	NASDAQ	PRFZ	Tue, May 25, 2010	10.36	10.59	10.20	10.59
924	NASDAQ	PRFZ	Mon, May 24, 2010	10.73	10.80	10.58	10.60
923	NASDAQ	PRFZ	Fri, May 21, 2010	10.41	10.83	10.33	10.75
922	NASDAQ	PRFZ	Thu, May 20, 2010	10.93	10.94	10.60	10.60
921	NASDAQ	PRFZ	Wed, May 19, 2010	11.27	11.39	11.05	11.19
920	NASDAQ	PRFZ	Tue, May 18, 2010	11.72	11.74	11.32	11.36
919	NASDAQ	PRFZ	Mon, May 17, 2010	11.65	11.71	11.28	11.58
918	NASDAQ	PRFZ	Fri, May 14, 2010	11.73	11.73	11.44	11.55
917	NASDAQ	PRFZ	Thu, May 13, 2010	11.90	11.98	11.75	11.80
916	NASDAQ	PRFZ	Wed, May 12, 2010	11.62	11.93	11.62	11.91
915	NASDAQ	PRFZ	Tue, May 11, 2010	11.41	11.72	11.35	11.59
914	NASDAQ	PRFZ	Mon, May 10, 2010	12.40	12.40	11.26	11.49
913	NASDAQ	PRFZ	Fri, May 7, 2010	11.13	11.24	10.77	10.87
912	NASDAQ	PRFZ	Thu, May 6, 2010	11.55	11.64	0.02	11.26
911	NASDAQ	PRFZ	Wed, May 5, 2010	11.75	11.80	11.54	11.64
910	NASDAQ	PRFZ	Tue, May 4, 2010	12.05	12.05	11.77	11.82
909	NASDAQ	PRFZ	Mon, May 3, 2010	12.03	12.21	12.03	12.21
908	NASDAQ	PRFZ	Fri, Apr 30, 2010	12.35	12.35	11.95	11.95
907	NASDAQ	PRFZ	Thu, Apr 29, 2010	12.18	12.35	12.16	12.35
906	NASDAQ	PRFZ	Wed, Apr 28, 2010	12.16	12.18	12.05	12.09
905	NASDAQ	PRFZ	Tue, Apr 27, 2010	12.34	12.44	12.08	12.09
904	NASDAQ	PRFZ	Mon, Apr 26, 2010	12.45	12.51	12.39	12.40
903	NASDAQ	PRFZ	Fri, Apr 23, 2010	12.30	12.44	12.25	12.44
902	NASDAQ	PRFZ	Thu, Apr 22, 2010	12.01	12.29	11.96	12.29
901	NASDAQ	PRFZ	Wed, Apr 21, 2010	12.05	12.14	12.02	12.12
900	NASDAQ	PRFZ	Tue, Apr 20, 2010	11.93	12.03	11.89	12.03
899	NASDAQ	PRFZ	Mon, Apr 19, 2010	11.84	11.95	11.70	11.83
898	NASDAQ	PRFZ	Fri, Apr 16, 2010	12.06	12.07	11.84	11.93
897	NASDAQ	PRFZ	Thu, Apr 15, 2010	12.03	12.11	12.02	12.09
896	NASDAQ	PRFZ	Wed, Apr 14, 2010	11.80	12.02	11.80	12.02
895	NASDAQ	PRFZ	Tue, Apr 13, 2010	11.69	11.75	11.62	11.75
894	NASDAQ	PRFZ	Mon, Apr 12, 2010	11.65	11.72	11.64	11.70
893	NASDAQ	PRFZ	Fri, Apr 9, 2010	11.58	11.64	11.58	11.64
892	NASDAQ	PRFZ	Thu, Apr 8, 2010	11.55	11.62	11.46	11.59
891	NASDAQ	PRFZ	Wed, Apr 7, 2010	11.58	11.63	11.53	11.58
890	NASDAQ	PRFZ	Tue, Apr 6, 2010	11.45	11.61	11.45	11.58
889	NASDAQ	PRFZ	Mon, Apr 5, 2010	11.29	11.49	11.26	11.49
888	NASDAQ	PRFZ	Thu, Apr 1, 2010	11.26	11.29	11.15	11.24
887	NASDAQ	PRFZ	Wed, Mar 31, 2010	11.18	11.29	11.15	11.15
886	NASDAQ	PRFZ	Tue, Mar 30, 2010	11.22	11.28	11.16	11.21
885	NASDAQ	PRFZ	Mon, Mar 29, 2010	11.18	11.22	11.16	11.19
884	NASDAQ	PRFZ	Fri, Mar 26, 2010	11.18	11.25	11.10	11.15
883	NASDAQ	PRFZ	Thu, Mar 25, 2010	11.28	11.36	11.13	11.13
882	NASDAQ	PRFZ	Wed, Mar 24, 2010	11.25	11.29	11.21	11.21
881	NASDAQ	PRFZ	Tue, Mar 23, 2010	11.20	11.32	11.16	11.31
880	NASDAQ	PRFZ	Mon, Mar 22, 2010	10.91	11.18	10.80	11.17
879	NASDAQ	PRFZ	Fri, Mar 19, 2010	11.42	11.42	11.04	11.04
878	NASDAQ	PRFZ	Thu, Mar 18, 2010	11.43	11.59	11.34	11.35
877	NASDAQ	PRFZ	Wed, Mar 17, 2010	11.40	11.49	11.40	11.44
876	NASDAQ	PRFZ	Tue, Mar 16, 2010	11.29	11.34	11.22	11.34
875	NASDAQ	PRFZ	Mon, Mar 15, 2010	11.33	11.33	11.17	11.26
874	NASDAQ	PRFZ	Fri, Mar 12, 2010	11.38	11.38	11.26	11.30
873	NASDAQ	PRFZ	Thu, Mar 11, 2010	11.24	11.34	11.18	11.33
872	NASDAQ	PRFZ	Wed, Mar 10, 2010	11.17	11.34	11.17	11.29
871	NASDAQ	PRFZ	Tue, Mar 9, 2010	11.09	11.26	11.07	11.15
870	NASDAQ	PRFZ	Mon, Mar 8, 2010	11.07	11.17	11.07	11.14
869	NASDAQ	PRFZ	Fri, Mar 5, 2010	10.88	11.07	10.86	11.06
868	NASDAQ	PRFZ	Thu, Mar 4, 2010	10.78	10.83	10.75	10.83
867	NASDAQ	PRFZ	Wed, Mar 3, 2010	10.74	10.82	10.72	10.76
866	NASDAQ	PRFZ	Tue, Mar 2, 2010	10.66	10.74	10.66	10.70
865	NASDAQ	PRFZ	Mon, Mar 1, 2010	10.40	10.59	10.40	10.58
864	NASDAQ	PRFZ	Fri, Feb 26, 2010	10.39	10.39	10.27	10.33
863	NASDAQ	PRFZ	Thu, Feb 25, 2010	10.34	10.38	10.17	10.37
862	NASDAQ	PRFZ	Wed, Feb 24, 2010	10.33	10.41	10.30	10.37
861	NASDAQ	PRFZ	Tue, Feb 23, 2010	10.39	10.42	10.23	10.26
860	NASDAQ	PRFZ	Mon, Feb 22, 2010	10.46	10.47	10.41	10.42
859	NASDAQ	PRFZ	Fri, Feb 19, 2010	10.36	10.46	10.35	10.42
858	NASDAQ	PRFZ	Thu, Feb 18, 2010	10.28	10.39	10.28	10.39
857	NASDAQ	PRFZ	Wed, Feb 17, 2010	10.26	10.33	10.23	10.29
856	NASDAQ	PRFZ	Tue, Feb 16, 2010	10.09	10.22	10.03	10.22
855	NASDAQ	PRFZ	Fri, Feb 12, 2010	9.79	9.99	9.79	9.97
854	NASDAQ	PRFZ	Thu, Feb 11, 2010	9.66	9.87	9.66	9.86
853	NASDAQ	PRFZ	Wed, Feb 10, 2010	9.68	9.71	9.56	9.70
852	NASDAQ	PRFZ	Tue, Feb 9, 2010	9.65	9.71	9.55	9.67
851	NASDAQ	PRFZ	Mon, Feb 8, 2010	9.57	9.69	9.52	9.53
850	NASDAQ	PRFZ	Fri, Feb 5, 2010	9.62	9.62	9.41	9.61
849	NASDAQ	PRFZ	Thu, Feb 4, 2010	9.95	9.95	9.62	9.62
848	NASDAQ	PRFZ	Wed, Feb 3, 2010	10.04	10.06	9.93	9.99
847	NASDAQ	PRFZ	Tue, Feb 2, 2010	9.95	10.09	9.92	10.08
846	NASDAQ	PRFZ	Mon, Feb 1, 2010	9.85	9.94	9.82	9.93
845	NASDAQ	PRFZ	Fri, Jan 29, 2010	9.93	10.06	9.75	9.81
844	NASDAQ	PRFZ	Thu, Jan 28, 2010	10.09	10.09	9.81	9.91
843	NASDAQ	PRFZ	Wed, Jan 27, 2010	9.95	10.09	9.90	10.07
842	NASDAQ	PRFZ	Tue, Jan 26, 2010	10.06	10.11	9.98	10.00
841	NASDAQ	PRFZ	Mon, Jan 25, 2010	10.10	10.12	10.00	10.08
840	NASDAQ	PRFZ	Fri, Jan 22, 2010	10.26	10.29	10.02	10.05
839	NASDAQ	PRFZ	Thu, Jan 21, 2010	10.47	10.53	10.26	10.27
838	NASDAQ	PRFZ	Wed, Jan 20, 2010	10.49	10.51	10.33	10.45
837	NASDAQ	PRFZ	Tue, Jan 19, 2010	10.48	10.62	10.48	10.62
836	NASDAQ	PRFZ	Fri, Jan 15, 2010	10.54	10.55	10.32	10.42
835	NASDAQ	PRFZ	Thu, Jan 14, 2010	10.47	10.56	10.44	10.55
834	NASDAQ	PRFZ	Wed, Jan 13, 2010	10.39	10.50	10.29	10.49
833	NASDAQ	PRFZ	Tue, Jan 12, 2010	10.46	10.46	10.31	10.36
832	NASDAQ	PRFZ	Mon, Jan 11, 2010	10.58	10.58	10.47	10.52
831	NASDAQ	PRFZ	Fri, Jan 8, 2010	10.42	10.51	10.42	10.51
830	NASDAQ	PRFZ	Thu, Jan 7, 2010	10.34	10.43	10.27	10.43
829	NASDAQ	PRFZ	Wed, Jan 6, 2010	10.33	10.39	10.32	10.32
828	NASDAQ	PRFZ	Tue, Jan 5, 2010	10.31	10.38	10.26	10.33
827	NASDAQ	PRFZ	Mon, Jan 4, 2010	10.21	10.32	10.21	10.29
826	NASDAQ	PRFZ	Thu, Dec 31, 2009	10.20	10.20	10.13	10.13
825	NASDAQ	PRFZ	Wed, Dec 30, 2009	10.15	10.21	10.10	10.19
824	NASDAQ	PRFZ	Tue, Dec 29, 2009	10.23	10.24	10.17	10.18
823	NASDAQ	PRFZ	Mon, Dec 28, 2009	10.24	10.29	10.16	10.21
822	NASDAQ	PRFZ	Thu, Dec 24, 2009	10.26	10.29	10.18	10.23
821	NASDAQ	PRFZ	Wed, Dec 23, 2009	10.16	10.28	10.06	10.25
820	NASDAQ	PRFZ	Tue, Dec 22, 2009	10.00	10.08	9.95	10.06
819	NASDAQ	PRFZ	Mon, Dec 21, 2009	9.91	9.99	9.91	9.97
818	NASDAQ	PRFZ	Fri, Dec 18, 2009	9.85	9.85	9.73	9.79
817	NASDAQ	PRFZ	Thu, Dec 17, 2009	9.85	9.85	9.71	9.80
816	NASDAQ	PRFZ	Wed, Dec 16, 2009	9.87	9.92	9.84	9.86
815	NASDAQ	PRFZ	Tue, Dec 15, 2009	9.84	9.91	9.80	9.80
814	NASDAQ	PRFZ	Mon, Dec 14, 2009	9.76	9.84	9.69	9.84
813	NASDAQ	PRFZ	Fri, Dec 11, 2009	9.65	9.68	9.57	9.68
812	NASDAQ	PRFZ	Thu, Dec 10, 2009	9.68	9.69	9.54	9.56
811	NASDAQ	PRFZ	Wed, Dec 9, 2009	9.62	9.64	9.51	9.62
810	NASDAQ	PRFZ	Tue, Dec 8, 2009	9.61	9.69	9.55	9.58
809	NASDAQ	PRFZ	Mon, Dec 7, 2009	9.77	9.77	9.63	9.70
808	NASDAQ	PRFZ	Fri, Dec 4, 2009	9.67	9.95	9.54	9.64
807	NASDAQ	PRFZ	Thu, Dec 3, 2009	9.61	9.62	9.43	9.43
806	NASDAQ	PRFZ	Wed, Dec 2, 2009	9.43	9.62	9.39	9.55
805	NASDAQ	PRFZ	Tue, Dec 1, 2009	9.42	9.48	9.37	9.45
804	NASDAQ	PRFZ	Mon, Nov 30, 2009	9.26	9.28	9.08	9.27
803	NASDAQ	PRFZ	Fri, Nov 27, 2009	9.20	9.36	9.16	9.28
802	NASDAQ	PRFZ	Wed, Nov 25, 2009	9.61	9.61	9.51	9.51
801	NASDAQ	PRFZ	Tue, Nov 24, 2009	9.57	9.57	9.41	9.55
800	NASDAQ	PRFZ	Mon, Nov 23, 2009	9.56	9.69	9.52	9.55
799	NASDAQ	PRFZ	Fri, Nov 20, 2009	9.39	9.42	9.34	9.41
798	NASDAQ	PRFZ	Thu, Nov 19, 2009	9.62	9.62	9.36	9.45
797	NASDAQ	PRFZ	Wed, Nov 18, 2009	9.72	9.72	9.62	9.69
796	NASDAQ	PRFZ	Tue, Nov 17, 2009	9.67	9.73	9.63	9.71
795	NASDAQ	PRFZ	Mon, Nov 16, 2009	9.52	9.76	9.52	9.70
794	NASDAQ	PRFZ	Fri, Nov 13, 2009	9.39	9.47	9.27	9.44
793	NASDAQ	PRFZ	Thu, Nov 12, 2009	9.55	9.61	9.33	9.33
792	NASDAQ	PRFZ	Wed, Nov 11, 2009	9.58	9.64	9.49	9.56
791	NASDAQ	PRFZ	Tue, Nov 10, 2009	9.58	9.61	9.42	9.48
790	NASDAQ	PRFZ	Mon, Nov 9, 2009	9.45	9.59	9.45	9.59
789	NASDAQ	PRFZ	Fri, Nov 6, 2009	9.29	9.45	9.25	9.36
788	NASDAQ	PRFZ	Thu, Nov 5, 2009	9.16	9.38	9.14	9.36
787	NASDAQ	PRFZ	Wed, Nov 4, 2009	9.22	9.49	8.92	9.03
786	NASDAQ	PRFZ	Tue, Nov 3, 2009	8.94	9.14	8.89	9.14
785	NASDAQ	PRFZ	Mon, Nov 2, 2009	9.11	9.15	8.82	8.98
784	NASDAQ	PRFZ	Fri, Oct 30, 2009	9.34	9.34	9.01	9.07
783	NASDAQ	PRFZ	Thu, Oct 29, 2009	9.23	9.44	9.23	9.42
782	NASDAQ	PRFZ	Wed, Oct 28, 2009	9.50	9.50	9.10	9.13
781	NASDAQ	PRFZ	Tue, Oct 27, 2009	9.77	9.77	9.53	9.53
780	NASDAQ	PRFZ	Mon, Oct 26, 2009	9.95	10.07	9.70	9.73
779	NASDAQ	PRFZ	Fri, Oct 23, 2009	10.21	10.21	9.89	9.90
778	NASDAQ	PRFZ	Thu, Oct 22, 2009	9.97	10.17	9.89	10.13
777	NASDAQ	PRFZ	Wed, Oct 21, 2009	10.14	10.31	10.00	10.00
776	NASDAQ	PRFZ	Tue, Oct 20, 2009	10.34	10.34	10.10	10.15
775	NASDAQ	PRFZ	Mon, Oct 19, 2009	10.28	10.38	10.20	10.31
774	NASDAQ	PRFZ	Fri, Oct 16, 2009	10.27	10.30	10.14	10.24
773	NASDAQ	PRFZ	Thu, Oct 15, 2009	10.30	10.37	10.26	10.36
772	NASDAQ	PRFZ	Wed, Oct 14, 2009	10.32	10.36	10.23	10.36
771	NASDAQ	PRFZ	Tue, Oct 13, 2009	10.16	10.16	10.02	10.12
770	NASDAQ	PRFZ	Mon, Oct 12, 2009	10.20	10.25	10.11	10.13
769	NASDAQ	PRFZ	Fri, Oct 9, 2009	10.03	10.14	10.00	10.13
768	NASDAQ	PRFZ	Thu, Oct 8, 2009	9.98	10.11	9.97	10.06
767	NASDAQ	PRFZ	Wed, Oct 7, 2009	9.84	9.92	9.83	9.87
766	NASDAQ	PRFZ	Tue, Oct 6, 2009	9.72	9.93	9.72	9.86
765	NASDAQ	PRFZ	Mon, Oct 5, 2009	9.45	9.67	9.44	9.65
764	NASDAQ	PRFZ	Fri, Oct 2, 2009	9.42	9.51	9.27	9.41
763	NASDAQ	PRFZ	Thu, Oct 1, 2009	9.86	9.86	9.52	9.52
762	NASDAQ	PRFZ	Wed, Sep 30, 2009	10.05	10.05	9.77	9.90
761	NASDAQ	PRFZ	Tue, Sep 29, 2009	9.99	10.10	9.99	10.03
760	NASDAQ	PRFZ	Mon, Sep 28, 2009	9.79	10.03	9.79	9.99
759	NASDAQ	PRFZ	Fri, Sep 25, 2009	9.76	9.82	9.70	9.73
758	NASDAQ	PRFZ	Thu, Sep 24, 2009	10.09	10.09	9.72	9.78
757	NASDAQ	PRFZ	Wed, Sep 23, 2009	10.22	10.26	10.03	10.03
756	NASDAQ	PRFZ	Tue, Sep 22, 2009	10.12	10.22	10.09	10.18
755	NASDAQ	PRFZ	Mon, Sep 21, 2009	9.97	10.08	9.95	10.03
754	NASDAQ	PRFZ	Fri, Sep 18, 2009	10.07	10.09	9.92	10.09
753	NASDAQ	PRFZ	Thu, Sep 17, 2009	10.05	10.18	9.95	9.99
752	NASDAQ	PRFZ	Wed, Sep 16, 2009	9.82	10.03	9.81	10.03
751	NASDAQ	PRFZ	Tue, Sep 15, 2009	9.66	9.79	9.63	9.78
750	NASDAQ	PRFZ	Mon, Sep 14, 2009	9.46	9.67	9.46	9.65
749	NASDAQ	PRFZ	Fri, Sep 11, 2009	9.56	9.63	9.44	9.56
748	NASDAQ	PRFZ	Thu, Sep 10, 2009	9.37	9.55	9.31	9.55
747	NASDAQ	PRFZ	Wed, Sep 9, 2009	9.21	9.40	9.19	9.36
746	NASDAQ	PRFZ	Tue, Sep 8, 2009	9.20	9.22	9.15	9.20
745	NASDAQ	PRFZ	Fri, Sep 4, 2009	8.97	9.12	8.91	9.09
744	NASDAQ	PRFZ	Thu, Sep 3, 2009	8.90	8.95	8.80	8.95
743	NASDAQ	PRFZ	Wed, Sep 2, 2009	8.84	8.88	8.78	8.82
742	NASDAQ	PRFZ	Tue, Sep 1, 2009	9.07	9.29	8.84	8.87
741	NASDAQ	PRFZ	Mon, Aug 31, 2009	9.21	9.21	9.11	9.15
740	NASDAQ	PRFZ	Fri, Aug 28, 2009	9.48	9.49	9.26	9.32
739	NASDAQ	PRFZ	Thu, Aug 27, 2009	9.35	9.38	9.14	9.35
738	NASDAQ	PRFZ	Wed, Aug 26, 2009	9.30	9.38	9.26	9.35
737	NASDAQ	PRFZ	Tue, Aug 25, 2009	9.29	9.39	9.28	9.30
736	NASDAQ	PRFZ	Mon, Aug 24, 2009	9.28	9.37	9.21	9.23
735	NASDAQ	PRFZ	Fri, Aug 21, 2009	9.05	9.21	9.03	9.18
734	NASDAQ	PRFZ	Thu, Aug 20, 2009	8.80	8.98	8.79	8.97
733	NASDAQ	PRFZ	Wed, Aug 19, 2009	8.63	8.84	8.63	8.83
732	NASDAQ	PRFZ	Tue, Aug 18, 2009	8.64	8.79	8.62	8.76
731	NASDAQ	PRFZ	Mon, Aug 17, 2009	8.72	8.72	8.57	8.60
730	NASDAQ	PRFZ	Fri, Aug 14, 2009	9.08	9.08	8.82	8.89
729	NASDAQ	PRFZ	Thu, Aug 13, 2009	9.04	9.08	8.93	9.07
728	NASDAQ	PRFZ	Wed, Aug 12, 2009	8.87	9.07	8.87	8.97
727	NASDAQ	PRFZ	Tue, Aug 11, 2009	8.96	8.96	8.75	8.82
726	NASDAQ	PRFZ	Mon, Aug 10, 2009	8.91	9.00	8.89	8.97
725	NASDAQ	PRFZ	Fri, Aug 7, 2009	8.75	9.03	8.75	8.93
724	NASDAQ	PRFZ	Thu, Aug 6, 2009	8.80	8.80	8.64	8.65
723	NASDAQ	PRFZ	Wed, Aug 5, 2009	8.82	8.82	8.66	8.77
722	NASDAQ	PRFZ	Tue, Aug 4, 2009	8.64	8.82	8.63	8.78
721	NASDAQ	PRFZ	Mon, Aug 3, 2009	8.57	8.68	8.51	8.68
720	NASDAQ	PRFZ	Fri, Jul 31, 2009	8.46	8.55	8.43	8.47
719	NASDAQ	PRFZ	Thu, Jul 30, 2009	8.37	8.54	8.37	8.42
718	NASDAQ	PRFZ	Wed, Jul 29, 2009	8.29	8.29	8.22	8.25
717	NASDAQ	PRFZ	Tue, Jul 28, 2009	8.28	8.33	8.18	8.32
716	NASDAQ	PRFZ	Mon, Jul 27, 2009	8.24	8.30	8.20	8.30
715	NASDAQ	PRFZ	Fri, Jul 24, 2009	8.11	8.22	8.09	8.22
714	NASDAQ	PRFZ	Thu, Jul 23, 2009	7.88	8.19	7.87	8.15
713	NASDAQ	PRFZ	Wed, Jul 22, 2009	7.77	7.92	7.76	7.88
712	NASDAQ	PRFZ	Tue, Jul 21, 2009	7.90	7.90	7.70	7.79
711	NASDAQ	PRFZ	Mon, Jul 20, 2009	7.74	7.85	7.74	7.84
710	NASDAQ	PRFZ	Fri, Jul 17, 2009	7.72	7.72	7.66	7.69
709	NASDAQ	PRFZ	Thu, Jul 16, 2009	7.58	7.73	7.57	7.73
708	NASDAQ	PRFZ	Wed, Jul 15, 2009	7.41	7.61	7.40	7.60
707	NASDAQ	PRFZ	Tue, Jul 14, 2009	7.23	7.29	7.17	7.29
706	NASDAQ	PRFZ	Mon, Jul 13, 2009	7.00	7.19	6.92	7.19
705	NASDAQ	PRFZ	Fri, Jul 10, 2009	6.95	7.02	6.91	7.02
704	NASDAQ	PRFZ	Thu, Jul 9, 2009	7.04	7.05	6.97	6.99
703	NASDAQ	PRFZ	Wed, Jul 8, 2009	7.11	7.12	6.88	6.99
702	NASDAQ	PRFZ	Tue, Jul 7, 2009	7.24	7.24	7.09	7.09
701	NASDAQ	PRFZ	Mon, Jul 6, 2009	7.30	7.30	7.15	7.25
700	NASDAQ	PRFZ	Thu, Jul 2, 2009	7.56	7.56	7.35	7.36
699	NASDAQ	PRFZ	Wed, Jul 1, 2009	7.56	7.69	7.56	7.64
698	NASDAQ	PRFZ	Tue, Jun 30, 2009	7.54	7.57	7.45	7.48
697	NASDAQ	PRFZ	Mon, Jun 29, 2009	7.49	7.56	7.41	7.52
696	NASDAQ	PRFZ	Fri, Jun 26, 2009	7.39	7.52	7.37	7.52
695	NASDAQ	PRFZ	Thu, Jun 25, 2009	7.15	7.40	7.15	7.40
694	NASDAQ	PRFZ	Wed, Jun 24, 2009	7.18	7.30	7.17	7.18
693	NASDAQ	PRFZ	Tue, Jun 23, 2009	7.19	7.20	7.07	7.11
692	NASDAQ	PRFZ	Mon, Jun 22, 2009	7.48	7.48	7.14	7.15
691	NASDAQ	PRFZ	Fri, Jun 19, 2009	7.60	7.61	7.52	7.52
690	NASDAQ	PRFZ	Thu, Jun 18, 2009	7.47	7.54	7.43	7.50
689	NASDAQ	PRFZ	Wed, Jun 17, 2009	7.49	7.55	7.36	7.50
688	NASDAQ	PRFZ	Tue, Jun 16, 2009	7.70	7.72	7.49	7.50
687	NASDAQ	PRFZ	Mon, Jun 15, 2009	7.80	7.80	7.58	7.65
686	NASDAQ	PRFZ	Fri, Jun 12, 2009	7.83	7.90	7.78	7.90
685	NASDAQ	PRFZ	Thu, Jun 11, 2009	7.94	7.99	7.89	7.89
684	NASDAQ	PRFZ	Wed, Jun 10, 2009	8.03	8.03	7.76	7.84
683	NASDAQ	PRFZ	Tue, Jun 9, 2009	7.86	7.95	7.85	7.89
682	NASDAQ	PRFZ	Mon, Jun 8, 2009	7.88	7.93	7.75	7.83
681	NASDAQ	PRFZ	Fri, Jun 5, 2009	8.01	8.07	7.90	7.94
680	NASDAQ	PRFZ	Thu, Jun 4, 2009	7.86	7.94	7.72	7.94
679	NASDAQ	PRFZ	Wed, Jun 3, 2009	7.82	7.82	7.65	7.75
678	NASDAQ	PRFZ	Tue, Jun 2, 2009	7.79	7.89	7.74	7.85
677	NASDAQ	PRFZ	Mon, Jun 1, 2009	7.60	7.82	7.60	7.79
676	NASDAQ	PRFZ	Fri, May 29, 2009	7.36	7.43	7.33	7.43
675	NASDAQ	PRFZ	Thu, May 28, 2009	7.40	7.40	7.18	7.31
674	NASDAQ	PRFZ	Wed, May 27, 2009	7.43	7.52	7.31	7.32
673	NASDAQ	PRFZ	Tue, May 26, 2009	7.01	7.46	7.01	7.45
672	NASDAQ	PRFZ	Fri, May 22, 2009	7.23	7.23	7.08	7.08
671	NASDAQ	PRFZ	Thu, May 21, 2009	7.23	7.23	7.06	7.14
670	NASDAQ	PRFZ	Wed, May 20, 2009	7.47	7.58	7.29	7.29
669	NASDAQ	PRFZ	Tue, May 19, 2009	7.37	7.46	7.28	7.34
668	NASDAQ	PRFZ	Mon, May 18, 2009	7.06	7.36	7.06	7.36
667	NASDAQ	PRFZ	Fri, May 15, 2009	7.06	7.17	6.95	7.00
666	NASDAQ	PRFZ	Thu, May 14, 2009	6.94	7.21	6.89	7.12
665	NASDAQ	PRFZ	Wed, May 13, 2009	7.30	7.30	6.94	6.96
664	NASDAQ	PRFZ	Tue, May 12, 2009	7.57	7.59	7.33	7.46
663	NASDAQ	PRFZ	Mon, May 11, 2009	7.60	7.68	7.52	7.61
662	NASDAQ	PRFZ	Fri, May 8, 2009	7.63	7.73	7.44	7.73
661	NASDAQ	PRFZ	Thu, May 7, 2009	7.73	7.77	7.30	7.40
660	NASDAQ	PRFZ	Wed, May 6, 2009	7.55	7.63	7.42	7.59
659	NASDAQ	PRFZ	Tue, May 5, 2009	7.41	7.47	7.33	7.46
658	NASDAQ	PRFZ	Mon, May 4, 2009	7.11	7.45	7.11	7.45
657	NASDAQ	PRFZ	Fri, May 1, 2009	6.98	7.13	6.96	7.10
656	NASDAQ	PRFZ	Thu, Apr 30, 2009	7.08	7.21	6.98	6.98
655	NASDAQ	PRFZ	Wed, Apr 29, 2009	6.73	7.04	6.72	6.96
654	NASDAQ	PRFZ	Tue, Apr 28, 2009	6.54	6.76	6.52	6.65
653	NASDAQ	PRFZ	Mon, Apr 27, 2009	6.63	6.72	6.57	6.61
652	NASDAQ	PRFZ	Fri, Apr 24, 2009	6.62	6.83	6.59	6.75
651	NASDAQ	PRFZ	Thu, Apr 23, 2009	6.63	6.67	6.47	6.57
650	NASDAQ	PRFZ	Wed, Apr 22, 2009	6.42	6.75	6.42	6.59
649	NASDAQ	PRFZ	Tue, Apr 21, 2009	6.21	6.54	6.18	6.53
648	NASDAQ	PRFZ	Mon, Apr 20, 2009	6.54	6.54	6.25	6.26
647	NASDAQ	PRFZ	Fri, Apr 17, 2009	6.56	6.76	6.55	6.70
646	NASDAQ	PRFZ	Thu, Apr 16, 2009	6.39	6.63	6.34	6.58
645	NASDAQ	PRFZ	Wed, Apr 15, 2009	6.17	6.35	6.17	6.34
644	NASDAQ	PRFZ	Tue, Apr 14, 2009	6.30	6.41	6.21	6.22
643	NASDAQ	PRFZ	Mon, Apr 13, 2009	6.22	6.42	6.22	6.40
642	NASDAQ	PRFZ	Thu, Apr 9, 2009	6.08	6.35	6.08	6.35
641	NASDAQ	PRFZ	Wed, Apr 8, 2009	5.81	5.91	5.79	5.91
640	NASDAQ	PRFZ	Tue, Apr 7, 2009	5.88	5.92	5.76	5.76
639	NASDAQ	PRFZ	Mon, Apr 6, 2009	6.03	6.03	5.90	5.98
638	NASDAQ	PRFZ	Fri, Apr 3, 2009	5.96	6.10	5.92	6.08
637	NASDAQ	PRFZ	Thu, Apr 2, 2009	5.80	6.07	5.80	5.95
636	NASDAQ	PRFZ	Wed, Apr 1, 2009	5.39	5.62	5.37	5.60
635	NASDAQ	PRFZ	Tue, Mar 31, 2009	5.45	5.64	5.44	5.49
634	NASDAQ	PRFZ	Mon, Mar 30, 2009	5.53	5.54	5.35	5.42
633	NASDAQ	PRFZ	Fri, Mar 27, 2009	5.79	5.84	5.68	5.69
632	NASDAQ	PRFZ	Thu, Mar 26, 2009	5.73	5.90	5.71	5.90
631	NASDAQ	PRFZ	Wed, Mar 25, 2009	5.54	5.73	5.41	5.62
630	NASDAQ	PRFZ	Tue, Mar 24, 2009	5.63	5.67	5.51	5.51
629	NASDAQ	PRFZ	Mon, Mar 23, 2009	5.39	5.68	5.37	5.68
628	NASDAQ	PRFZ	Fri, Mar 20, 2009	5.41	5.42	5.21	5.22
627	NASDAQ	PRFZ	Thu, Mar 19, 2009	5.52	5.52	5.37	5.38
626	NASDAQ	PRFZ	Wed, Mar 18, 2009	5.23	5.46	5.19	5.43
625	NASDAQ	PRFZ	Tue, Mar 17, 2009	5.03	5.24	5.01	5.24
624	NASDAQ	PRFZ	Mon, Mar 16, 2009	5.17	5.21	5.01	5.01
623	NASDAQ	PRFZ	Fri, Mar 13, 2009	5.08	5.12	5.03	5.11
622	NASDAQ	PRFZ	Thu, Mar 12, 2009	4.74	5.07	4.72	5.04
621	NASDAQ	PRFZ	Wed, Mar 11, 2009	4.79	4.87	4.73	4.76
620	NASDAQ	PRFZ	Tue, Mar 10, 2009	4.55	4.77	4.55	4.76
619	NASDAQ	PRFZ	Mon, Mar 9, 2009	4.48	4.59	4.43	4.45
618	NASDAQ	PRFZ	Fri, Mar 6, 2009	4.56	4.64	4.44	4.55
617	NASDAQ	PRFZ	Thu, Mar 5, 2009	4.69	4.76	4.54	4.54
616	NASDAQ	PRFZ	Wed, Mar 4, 2009	4.76	4.87	4.72	4.80
615	NASDAQ	PRFZ	Tue, Mar 3, 2009	4.87	4.87	4.67	4.70
614	NASDAQ	PRFZ	Mon, Mar 2, 2009	4.95	4.96	4.78	4.79
613	NASDAQ	PRFZ	Fri, Feb 27, 2009	5.02	5.15	5.01	5.06
612	NASDAQ	PRFZ	Thu, Feb 26, 2009	5.23	5.26	5.08	5.10
611	NASDAQ	PRFZ	Wed, Feb 25, 2009	5.25	5.29	5.10	5.18
610	NASDAQ	PRFZ	Tue, Feb 24, 2009	5.13	5.32	4.98	5.28
609	NASDAQ	PRFZ	Mon, Feb 23, 2009	5.32	5.33	5.08	5.08
608	NASDAQ	PRFZ	Fri, Feb 20, 2009	5.30	5.35	5.17	5.29
607	NASDAQ	PRFZ	Thu, Feb 19, 2009	5.51	5.53	5.35	5.35
606	NASDAQ	PRFZ	Wed, Feb 18, 2009	5.57	5.57	5.41	5.45
605	NASDAQ	PRFZ	Tue, Feb 17, 2009	5.55	5.60	5.52	5.52
604	NASDAQ	PRFZ	Fri, Feb 13, 2009	5.82	5.88	5.76	5.76
603	NASDAQ	PRFZ	Thu, Feb 12, 2009	5.69	5.82	5.61	5.82
602	NASDAQ	PRFZ	Wed, Feb 11, 2009	5.79	5.83	5.70	5.79
601	NASDAQ	PRFZ	Tue, Feb 10, 2009	5.99	6.07	5.74	5.76
600	NASDAQ	PRFZ	Mon, Feb 9, 2009	6.04	6.09	5.98	6.04
599	NASDAQ	PRFZ	Fri, Feb 6, 2009	5.85	6.08	5.84	6.06
598	NASDAQ	PRFZ	Thu, Feb 5, 2009	5.73	5.92	5.71	5.85
597	NASDAQ	PRFZ	Wed, Feb 4, 2009	5.83	5.93	5.75	5.78
596	NASDAQ	PRFZ	Tue, Feb 3, 2009	5.83	5.86	5.73	5.82
595	NASDAQ	PRFZ	Mon, Feb 2, 2009	5.66	5.82	5.64	5.79
594	NASDAQ	PRFZ	Fri, Jan 30, 2009	5.93	5.95	5.70	5.75
593	NASDAQ	PRFZ	Thu, Jan 29, 2009	6.04	6.05	5.86	5.86
592	NASDAQ	PRFZ	Wed, Jan 28, 2009	5.98	6.15	5.98	6.11
591	NASDAQ	PRFZ	Tue, Jan 27, 2009	5.84	5.93	5.81	5.89
590	NASDAQ	PRFZ	Mon, Jan 26, 2009	5.77	5.95	5.74	5.82
589	NASDAQ	PRFZ	Fri, Jan 23, 2009	5.60	5.84	5.58	5.76
588	NASDAQ	PRFZ	Thu, Jan 22, 2009	5.80	5.88	5.65	5.74
587	NASDAQ	PRFZ	Wed, Jan 21, 2009	5.73	5.94	5.61	5.91
586	NASDAQ	PRFZ	Tue, Jan 20, 2009	5.98	6.01	5.64	5.64
585	NASDAQ	PRFZ	Fri, Jan 16, 2009	6.12	6.13	5.87	6.05
584	NASDAQ	PRFZ	Thu, Jan 15, 2009	5.92	6.06	5.73	6.01
583	NASDAQ	PRFZ	Wed, Jan 14, 2009	6.07	6.09	5.90	5.92
582	NASDAQ	PRFZ	Tue, Jan 13, 2009	6.09	6.22	6.09	6.18
581	NASDAQ	PRFZ	Mon, Jan 12, 2009	6.29	6.29	6.10	6.12
580	NASDAQ	PRFZ	Fri, Jan 9, 2009	6.57	6.57	6.29	6.31
579	NASDAQ	PRFZ	Thu, Jan 8, 2009	6.47	6.56	6.43	6.55
578	NASDAQ	PRFZ	Wed, Jan 7, 2009	6.58	6.60	6.43	6.47
577	NASDAQ	PRFZ	Tue, Jan 6, 2009	6.63	6.77	6.62	6.70
576	NASDAQ	PRFZ	Mon, Jan 5, 2009	6.60	6.61	6.46	6.58
575	NASDAQ	PRFZ	Fri, Jan 2, 2009	6.46	6.62	6.42	6.57
574	NASDAQ	PRFZ	Wed, Dec 31, 2008	6.28	6.53	6.28	6.44
573	NASDAQ	PRFZ	Tue, Dec 30, 2008	6.13	6.29	6.09	6.28
572	NASDAQ	PRFZ	Mon, Dec 29, 2008	6.17	6.18	5.99	6.04
571	NASDAQ	PRFZ	Fri, Dec 26, 2008	6.17	6.18	6.11	6.18
570	NASDAQ	PRFZ	Wed, Dec 24, 2008	6.08	6.13	6.02	6.10
569	NASDAQ	PRFZ	Tue, Dec 23, 2008	6.22	6.24	6.06	6.08
568	NASDAQ	PRFZ	Mon, Dec 22, 2008	6.31	6.31	5.98	6.13
567	NASDAQ	PRFZ	Fri, Dec 19, 2008	6.32	6.46	6.25	6.31
566	NASDAQ	PRFZ	Thu, Dec 18, 2008	6.36	6.44	6.18	6.28
565	NASDAQ	PRFZ	Wed, Dec 17, 2008	6.25	6.44	6.22	6.37
564	NASDAQ	PRFZ	Tue, Dec 16, 2008	6.02	6.32	5.90	6.31
563	NASDAQ	PRFZ	Mon, Dec 15, 2008	6.15	6.18	5.83	5.92
562	NASDAQ	PRFZ	Fri, Dec 12, 2008	5.79	6.13	5.78	6.13
561	NASDAQ	PRFZ	Thu, Dec 11, 2008	6.20	6.25	5.87	5.92
560	NASDAQ	PRFZ	Wed, Dec 10, 2008	6.17	6.33	6.13	6.25
559	NASDAQ	PRFZ	Tue, Dec 9, 2008	6.24	6.44	6.06	6.10
558	NASDAQ	PRFZ	Mon, Dec 8, 2008	6.15	6.35	6.15	6.29
557	NASDAQ	PRFZ	Fri, Dec 5, 2008	5.69	6.01	5.57	6.00
556	NASDAQ	PRFZ	Thu, Dec 4, 2008	5.87	6.06	5.68	5.76
555	NASDAQ	PRFZ	Wed, Dec 3, 2008	5.66	5.99	5.66	5.97
554	NASDAQ	PRFZ	Tue, Dec 2, 2008	5.57	5.78	5.53	5.78
553	NASDAQ	PRFZ	Mon, Dec 1, 2008	6.10	6.10	5.44	5.50
552	NASDAQ	PRFZ	Fri, Nov 28, 2008	6.05	6.20	6.03	6.20
551	NASDAQ	PRFZ	Wed, Nov 26, 2008	5.63	6.13	5.63	6.10
550	NASDAQ	PRFZ	Tue, Nov 25, 2008	5.77	5.77	5.57	5.76
549	NASDAQ	PRFZ	Mon, Nov 24, 2008	5.35	5.73	5.33	5.66
548	NASDAQ	PRFZ	Fri, Nov 21, 2008	5.13	5.28	4.89	5.28
547	NASDAQ	PRFZ	Thu, Nov 20, 2008	5.38	5.45	5.03	5.05
546	NASDAQ	PRFZ	Wed, Nov 19, 2008	5.86	5.88	5.41	5.43
545	NASDAQ	PRFZ	Tue, Nov 18, 2008	5.93	5.98	5.63	5.82
544	NASDAQ	PRFZ	Mon, Nov 17, 2008	5.93	6.05	5.88	5.89
543	NASDAQ	PRFZ	Fri, Nov 14, 2008	6.35	6.36	6.01	6.01
542	NASDAQ	PRFZ	Thu, Nov 13, 2008	5.97	6.45	5.70	6.45
541	NASDAQ	PRFZ	Wed, Nov 12, 2008	6.24	6.27	5.97	5.97
540	NASDAQ	PRFZ	Tue, Nov 11, 2008	6.39	6.52	6.15	6.35
539	NASDAQ	PRFZ	Mon, Nov 10, 2008	6.83	6.83	6.43	6.47
538	NASDAQ	PRFZ	Fri, Nov 7, 2008	6.59	6.82	6.51	6.64
537	NASDAQ	PRFZ	Thu, Nov 6, 2008	6.74	6.82	6.55	6.56
536	NASDAQ	PRFZ	Wed, Nov 5, 2008	7.13	7.15	6.79	6.81
535	NASDAQ	PRFZ	Tue, Nov 4, 2008	7.24	7.26	7.07	7.20
534	NASDAQ	PRFZ	Mon, Nov 3, 2008	7.08	7.19	7.05	7.11
533	NASDAQ	PRFZ	Fri, Oct 31, 2008	6.75	7.12	6.69	7.04
532	NASDAQ	PRFZ	Thu, Oct 30, 2008	6.71	6.79	6.57	6.79
531	NASDAQ	PRFZ	Wed, Oct 29, 2008	6.46	6.69	6.36	6.54
530	NASDAQ	PRFZ	Tue, Oct 28, 2008	6.09	6.34	5.87	6.34
529	NASDAQ	PRFZ	Mon, Oct 27, 2008	6.10	6.27	5.94	5.95
528	NASDAQ	PRFZ	Fri, Oct 24, 2008	5.99	6.75	5.99	6.22
527	NASDAQ	PRFZ	Thu, Oct 23, 2008	6.66	6.91	6.19	6.46
526	NASDAQ	PRFZ	Wed, Oct 22, 2008	6.86	6.92	6.53	6.64
525	NASDAQ	PRFZ	Tue, Oct 21, 2008	7.26	7.26	7.00	7.00
524	NASDAQ	PRFZ	Mon, Oct 20, 2008	6.94	7.45	6.94	7.22
523	NASDAQ	PRFZ	Fri, Oct 17, 2008	6.99	7.48	6.92	6.97
522	NASDAQ	PRFZ	Thu, Oct 16, 2008	6.76	7.09	6.48	7.08
521	NASDAQ	PRFZ	Wed, Oct 15, 2008	7.16	7.16	6.73	6.73
520	NASDAQ	PRFZ	Tue, Oct 14, 2008	7.56	7.74	7.18	7.33
519	NASDAQ	PRFZ	Mon, Oct 13, 2008	7.20	7.49	7.15	7.49
518	NASDAQ	PRFZ	Fri, Oct 10, 2008	6.36	7.00	6.17	6.83
517	NASDAQ	PRFZ	Thu, Oct 9, 2008	7.34	7.43	6.73	6.73
516	NASDAQ	PRFZ	Wed, Oct 8, 2008	7.34	7.58	7.14	7.38
515	NASDAQ	PRFZ	Tue, Oct 7, 2008	8.05	8.07	7.47	7.47
514	NASDAQ	PRFZ	Mon, Oct 6, 2008	8.05	8.14	7.56	8.02
513	NASDAQ	PRFZ	Fri, Oct 3, 2008	8.64	8.72	8.27	8.27
512	NASDAQ	PRFZ	Thu, Oct 2, 2008	8.95	8.95	8.53	8.53
511	NASDAQ	PRFZ	Wed, Oct 1, 2008	8.84	9.01	8.84	8.99
510	NASDAQ	PRFZ	Tue, Sep 30, 2008	8.85	9.11	8.79	8.81
509	NASDAQ	PRFZ	Mon, Sep 29, 2008	9.13	9.24	8.80	8.81
508	NASDAQ	PRFZ	Fri, Sep 26, 2008	9.27	9.62	9.22	9.41
507	NASDAQ	PRFZ	Thu, Sep 25, 2008	9.47	9.56	9.41	9.46
506	NASDAQ	PRFZ	Wed, Sep 24, 2008	9.40	9.51	9.37	9.37
505	NASDAQ	PRFZ	Tue, Sep 23, 2008	9.67	9.74	9.00	9.52
504	NASDAQ	PRFZ	Mon, Sep 22, 2008	9.98	9.98	9.66	9.66
503	NASDAQ	PRFZ	Fri, Sep 19, 2008	9.98	11.52	9.09	10.06
502	NASDAQ	PRFZ	Thu, Sep 18, 2008	9.27	9.85	9.04	9.64
501	NASDAQ	PRFZ	Wed, Sep 17, 2008	9.43	9.43	9.13	9.14
500	NASDAQ	PRFZ	Tue, Sep 16, 2008	9.42	9.55	9.21	9.55
499	NASDAQ	PRFZ	Mon, Sep 15, 2008	9.66	9.68	9.35	9.36
498	NASDAQ	PRFZ	Fri, Sep 12, 2008	9.65	9.80	9.65	9.75
497	NASDAQ	PRFZ	Thu, Sep 11, 2008	9.69	9.74	9.51	9.74
496	NASDAQ	PRFZ	Wed, Sep 10, 2008	9.64	9.76	9.55	9.69
495	NASDAQ	PRFZ	Tue, Sep 9, 2008	9.92	9.97	9.57	9.57
494	NASDAQ	PRFZ	Mon, Sep 8, 2008	10.00	10.01	9.78	9.90
493	NASDAQ	PRFZ	Fri, Sep 5, 2008	9.64	9.72	9.49	9.71
492	NASDAQ	PRFZ	Thu, Sep 4, 2008	9.95	9.95	9.65	9.69
491	NASDAQ	PRFZ	Wed, Sep 3, 2008	9.94	10.05	9.89	9.99
490	NASDAQ	PRFZ	Tue, Sep 2, 2008	10.08	10.16	9.85	9.93
489	NASDAQ	PRFZ	Fri, Aug 29, 2008	10.02	10.03	9.91	9.93
488	NASDAQ	PRFZ	Thu, Aug 28, 2008	9.87	10.04	9.87	10.03
487	NASDAQ	PRFZ	Wed, Aug 27, 2008	9.78	9.91	9.73	9.86
486	NASDAQ	PRFZ	Tue, Aug 26, 2008	9.72	9.77	9.65	9.73
485	NASDAQ	PRFZ	Mon, Aug 25, 2008	9.88	9.88	9.65	9.69
484	NASDAQ	PRFZ	Fri, Aug 22, 2008	9.83	9.94	9.81	9.91
483	NASDAQ	PRFZ	Thu, Aug 21, 2008	9.79	9.82	9.72	9.74
482	NASDAQ	PRFZ	Wed, Aug 20, 2008	9.86	9.93	9.76	9.84
481	NASDAQ	PRFZ	Tue, Aug 19, 2008	9.93	9.94	9.77	9.80
480	NASDAQ	PRFZ	Mon, Aug 18, 2008	10.14	10.14	9.92	9.96
479	NASDAQ	PRFZ	Fri, Aug 15, 2008	10.19	10.25	10.07	10.11
478	NASDAQ	PRFZ	Thu, Aug 14, 2008	10.01	10.18	10.00	10.13
477	NASDAQ	PRFZ	Wed, Aug 13, 2008	10.02	10.09	9.92	10.05
476	NASDAQ	PRFZ	Tue, Aug 12, 2008	10.12	10.12	9.99	10.02
475	NASDAQ	PRFZ	Mon, Aug 11, 2008	9.87	10.19	9.87	10.09
474	NASDAQ	PRFZ	Fri, Aug 8, 2008	9.62	9.90	9.62	9.87
473	NASDAQ	PRFZ	Thu, Aug 7, 2008	9.69	9.73	9.57	9.58
472	NASDAQ	PRFZ	Wed, Aug 6, 2008	9.63	9.77	9.62	9.75
471	NASDAQ	PRFZ	Tue, Aug 5, 2008	9.53	9.71	9.53	9.70
470	NASDAQ	PRFZ	Mon, Aug 4, 2008	9.65	9.65	9.42	9.46
469	NASDAQ	PRFZ	Fri, Aug 1, 2008	9.65	9.68	9.50	9.65
468	NASDAQ	PRFZ	Thu, Jul 31, 2008	9.61	9.70	9.58	9.58
467	NASDAQ	PRFZ	Wed, Jul 30, 2008	9.69	9.75	9.57	9.69
466	NASDAQ	PRFZ	Tue, Jul 29, 2008	9.40	9.64	9.40	9.63
465	NASDAQ	PRFZ	Mon, Jul 28, 2008	9.54	9.54	9.34	9.38
464	NASDAQ	PRFZ	Fri, Jul 25, 2008	9.53	9.62	9.47	9.55
463	NASDAQ	PRFZ	Thu, Jul 24, 2008	9.65	9.67	9.44	9.45
462	NASDAQ	PRFZ	Wed, Jul 23, 2008	9.68	9.81	9.61	9.68
461	NASDAQ	PRFZ	Tue, Jul 22, 2008	9.42	9.66	9.32	9.65
460	NASDAQ	PRFZ	Mon, Jul 21, 2008	9.36	9.44	9.35	9.42
459	NASDAQ	PRFZ	Fri, Jul 18, 2008	9.42	9.42	9.29	9.37
458	NASDAQ	PRFZ	Thu, Jul 17, 2008	9.34	9.39	9.21	9.38
457	NASDAQ	PRFZ	Wed, Jul 16, 2008	8.93	9.25	8.90	9.25
456	NASDAQ	PRFZ	Tue, Jul 15, 2008	9.05	9.08	8.73	8.95
455	NASDAQ	PRFZ	Mon, Jul 14, 2008	9.05	9.16	8.93	8.98
454	NASDAQ	PRFZ	Fri, Jul 11, 2008	9.02	9.18	8.92	9.12
453	NASDAQ	PRFZ	Thu, Jul 10, 2008	9.05	9.16	8.99	9.09
452	NASDAQ	PRFZ	Wed, Jul 9, 2008	9.30	9.31	9.04	9.04
451	NASDAQ	PRFZ	Tue, Jul 8, 2008	8.96	9.29	8.92	9.29
450	NASDAQ	PRFZ	Mon, Jul 7, 2008	9.13	9.17	8.90	9.00
449	NASDAQ	PRFZ	Thu, Jul 3, 2008	9.18	9.18	9.02	9.09
448	NASDAQ	PRFZ	Wed, Jul 2, 2008	9.42	9.43	9.16	9.16
447	NASDAQ	PRFZ	Tue, Jul 1, 2008	9.33	9.45	9.24	9.43
446	NASDAQ	PRFZ	Mon, Jun 30, 2008	9.57	9.59	9.43	9.44
445	NASDAQ	PRFZ	Fri, Jun 27, 2008	9.61	9.65	9.48	9.56
444	NASDAQ	PRFZ	Thu, Jun 26, 2008	9.78	9.78	9.57	9.60
443	NASDAQ	PRFZ	Wed, Jun 25, 2008	9.74	9.92	9.74	9.84
442	NASDAQ	PRFZ	Tue, Jun 24, 2008	9.84	9.90	9.72	9.75
441	NASDAQ	PRFZ	Mon, Jun 23, 2008	10.07	10.07	9.89	9.90
440	NASDAQ	PRFZ	Fri, Jun 20, 2008	10.12	10.12	9.94	10.01
439	NASDAQ	PRFZ	Thu, Jun 19, 2008	10.12	10.22	10.09	10.20
438	NASDAQ	PRFZ	Wed, Jun 18, 2008	10.14	10.15	10.07	10.12
437	NASDAQ	PRFZ	Tue, Jun 17, 2008	10.29	10.29	10.22	10.22
436	NASDAQ	PRFZ	Mon, Jun 16, 2008	10.14	10.32	10.14	10.30
435	NASDAQ	PRFZ	Fri, Jun 13, 2008	10.08	10.21	10.08	10.21
434	NASDAQ	PRFZ	Thu, Jun 12, 2008	10.09	10.16	10.06	10.06
433	NASDAQ	PRFZ	Wed, Jun 11, 2008	10.23	10.23	10.02	10.02
432	NASDAQ	PRFZ	Tue, Jun 10, 2008	10.22	10.27	10.19	10.23
431	NASDAQ	PRFZ	Mon, Jun 9, 2008	10.39	10.39	10.21	10.26
430	NASDAQ	PRFZ	Fri, Jun 6, 2008	10.57	10.57	10.34	10.34
429	NASDAQ	PRFZ	Thu, Jun 5, 2008	10.48	10.66	10.48	10.65
428	NASDAQ	PRFZ	Wed, Jun 4, 2008	10.36	10.51	10.35	10.41
427	NASDAQ	PRFZ	Tue, Jun 3, 2008	10.38	10.45	10.25	10.36
426	NASDAQ	PRFZ	Mon, Jun 2, 2008	10.46	10.46	10.26	10.38
425	NASDAQ	PRFZ	Fri, May 30, 2008	10.47	10.49	10.41	10.47
424	NASDAQ	PRFZ	Thu, May 29, 2008	10.31	10.53	10.31	10.45
423	NASDAQ	PRFZ	Wed, May 28, 2008	10.34	10.36	10.26	10.34
422	NASDAQ	PRFZ	Tue, May 27, 2008	10.19	10.31	10.19	10.31
421	NASDAQ	PRFZ	Fri, May 23, 2008	10.24	10.25	10.10	10.17
420	NASDAQ	PRFZ	Thu, May 22, 2008	10.27	10.34	10.24	10.29
419	NASDAQ	PRFZ	Wed, May 21, 2008	10.36	10.42	10.17	10.20
418	NASDAQ	PRFZ	Tue, May 20, 2008	10.31	10.35	10.26	10.35
417	NASDAQ	PRFZ	Mon, May 19, 2008	10.40	10.51	10.35	10.39
416	NASDAQ	PRFZ	Fri, May 16, 2008	10.47	10.47	10.29	10.40
415	NASDAQ	PRFZ	Thu, May 15, 2008	10.35	10.45	10.30	10.44
414	NASDAQ	PRFZ	Wed, May 14, 2008	10.36	10.44	10.33	10.34
413	NASDAQ	PRFZ	Tue, May 13, 2008	10.29	10.35	10.26	10.34
412	NASDAQ	PRFZ	Mon, May 12, 2008	10.14	10.29	10.13	10.28
411	NASDAQ	PRFZ	Fri, May 9, 2008	10.04	10.14	10.02	10.13
410	NASDAQ	PRFZ	Thu, May 8, 2008	10.12	10.13	10.04	10.10
409	NASDAQ	PRFZ	Wed, May 7, 2008	10.27	10.30	10.07	10.07
408	NASDAQ	PRFZ	Tue, May 6, 2008	10.10	10.27	10.10	10.26
407	NASDAQ	PRFZ	Mon, May 5, 2008	10.21	10.22	10.15	10.18
406	NASDAQ	PRFZ	Fri, May 2, 2008	10.39	10.39	10.21	10.23
405	NASDAQ	PRFZ	Thu, May 1, 2008	10.05	10.28	10.05	10.25
404	NASDAQ	PRFZ	Wed, Apr 30, 2008	10.12	10.22	10.03	10.07
403	NASDAQ	PRFZ	Tue, Apr 29, 2008	10.14	10.15	10.07	10.10
402	NASDAQ	PRFZ	Mon, Apr 28, 2008	10.11	10.20	10.05	10.15
401	NASDAQ	PRFZ	Fri, Apr 25, 2008	10.07	10.12	9.97	10.10
400	NASDAQ	PRFZ	Thu, Apr 24, 2008	9.84	10.07	9.78	10.01
399	NASDAQ	PRFZ	Wed, Apr 23, 2008	9.81	9.91	9.80	9.84
398	NASDAQ	PRFZ	Tue, Apr 22, 2008	9.97	9.97	9.75	9.86
397	NASDAQ	PRFZ	Mon, Apr 21, 2008	10.00	10.05	10.00	10.03
396	NASDAQ	PRFZ	Fri, Apr 18, 2008	10.09	10.13	10.06	10.06
395	NASDAQ	PRFZ	Thu, Apr 17, 2008	9.95	9.95	9.86	9.88
394	NASDAQ	PRFZ	Wed, Apr 16, 2008	9.82	9.95	9.82	9.95
393	NASDAQ	PRFZ	Tue, Apr 15, 2008	9.66	9.71	9.60	9.71
392	NASDAQ	PRFZ	Mon, Apr 14, 2008	9.62	9.70	9.62	9.63
391	NASDAQ	PRFZ	Fri, Apr 11, 2008	9.83	9.83	9.64	9.65
390	NASDAQ	PRFZ	Thu, Apr 10, 2008	9.83	9.99	9.83	9.94
389	NASDAQ	PRFZ	Wed, Apr 9, 2008	10.04	10.04	9.82	9.83
388	NASDAQ	PRFZ	Tue, Apr 8, 2008	9.98	10.06	9.98	10.03
387	NASDAQ	PRFZ	Mon, Apr 7, 2008	10.11	10.14	10.04	10.05
386	NASDAQ	PRFZ	Fri, Apr 4, 2008	10.08	10.15	10.00	10.04
385	NASDAQ	PRFZ	Thu, Apr 3, 2008	10.00	10.09	9.98	10.05
384	NASDAQ	PRFZ	Wed, Apr 2, 2008	10.06	10.14	10.02	10.06
383	NASDAQ	PRFZ	Tue, Apr 1, 2008	9.81	10.05	9.81	10.05
382	NASDAQ	PRFZ	Mon, Mar 31, 2008	9.63	9.81	9.63	9.72
381	NASDAQ	PRFZ	Fri, Mar 28, 2008	10.00	10.00	9.65	9.65
380	NASDAQ	PRFZ	Thu, Mar 27, 2008	9.89	9.93	9.80	9.80
379	NASDAQ	PRFZ	Wed, Mar 26, 2008	9.90	9.91	9.85	9.91
378	NASDAQ	PRFZ	Tue, Mar 25, 2008	9.98	10.03	9.92	9.99
377	NASDAQ	PRFZ	Mon, Mar 24, 2008	9.74	10.02	9.74	9.94
376	NASDAQ	PRFZ	Thu, Mar 20, 2008	9.54	9.69	9.49	9.69
375	NASDAQ	PRFZ	Wed, Mar 19, 2008	9.66	9.78	9.47	9.47
374	NASDAQ	PRFZ	Tue, Mar 18, 2008	9.67	9.73	9.46	9.73
373	NASDAQ	PRFZ	Mon, Mar 17, 2008	9.27	9.42	9.27	9.38
372	NASDAQ	PRFZ	Fri, Mar 14, 2008	9.83	9.83	9.20	9.50
371	NASDAQ	PRFZ	Thu, Mar 13, 2008	9.47	9.73	9.39	9.73
370	NASDAQ	PRFZ	Wed, Mar 12, 2008	9.63	9.73	9.56	9.58
369	NASDAQ	PRFZ	Tue, Mar 11, 2008	9.50	9.56	9.36	9.56
368	NASDAQ	PRFZ	Mon, Mar 10, 2008	9.50	9.50	9.22	9.25
367	NASDAQ	PRFZ	Fri, Mar 7, 2008	9.43	9.64	9.38	9.45
366	NASDAQ	PRFZ	Thu, Mar 6, 2008	9.74	9.74	9.47	9.47
365	NASDAQ	PRFZ	Wed, Mar 5, 2008	9.78	9.81	9.69	9.76
364	NASDAQ	PRFZ	Tue, Mar 4, 2008	9.72	9.78	9.59	9.73
363	NASDAQ	PRFZ	Mon, Mar 3, 2008	9.72	9.80	9.70	9.73
362	NASDAQ	PRFZ	Fri, Feb 29, 2008	9.92	9.92	9.75	9.80
361	NASDAQ	PRFZ	Thu, Feb 28, 2008	10.13	10.15	10.02	10.06
360	NASDAQ	PRFZ	Wed, Feb 27, 2008	10.16	10.27	10.14	10.19
359	NASDAQ	PRFZ	Tue, Feb 26, 2008	10.09	10.29	10.09	10.22
358	NASDAQ	PRFZ	Mon, Feb 25, 2008	9.92	10.15	9.86	10.11
357	NASDAQ	PRFZ	Fri, Feb 22, 2008	9.83	9.91	9.72	9.91
356	NASDAQ	PRFZ	Thu, Feb 21, 2008	10.12	10.17	9.87	9.88
355	NASDAQ	PRFZ	Wed, Feb 20, 2008	9.84	10.07	9.84	10.02
354	NASDAQ	PRFZ	Tue, Feb 19, 2008	10.00	10.02	9.90	9.90
353	NASDAQ	PRFZ	Fri, Feb 15, 2008	9.92	9.92	9.80	9.91
352	NASDAQ	PRFZ	Thu, Feb 14, 2008	10.16	10.16	9.95	9.96
351	NASDAQ	PRFZ	Wed, Feb 13, 2008	10.03	10.17	10.02	10.16
350	NASDAQ	PRFZ	Tue, Feb 12, 2008	9.84	10.04	9.84	9.92
349	NASDAQ	PRFZ	Mon, Feb 11, 2008	9.77	9.93	9.75	9.88
348	NASDAQ	PRFZ	Fri, Feb 8, 2008	9.88	9.95	9.79	9.84
347	NASDAQ	PRFZ	Thu, Feb 7, 2008	9.72	9.95	9.70	9.86
346	NASDAQ	PRFZ	Wed, Feb 6, 2008	9.92	9.94	9.74	9.74
345	NASDAQ	PRFZ	Tue, Feb 5, 2008	10.07	10.07	9.87	9.89
344	NASDAQ	PRFZ	Mon, Feb 4, 2008	10.32	10.32	10.12	10.15
343	NASDAQ	PRFZ	Fri, Feb 1, 2008	10.03	10.24	10.00	10.22
342	NASDAQ	PRFZ	Thu, Jan 31, 2008	9.70	10.06	9.62	9.91
341	NASDAQ	PRFZ	Wed, Jan 30, 2008	9.78	10.02	9.75	9.75
340	NASDAQ	PRFZ	Tue, Jan 29, 2008	9.88	9.88	9.79	9.88
339	NASDAQ	PRFZ	Mon, Jan 28, 2008	9.58	9.82	9.56	9.82
338	NASDAQ	PRFZ	Fri, Jan 25, 2008	9.63	9.80	9.56	9.59
337	NASDAQ	PRFZ	Thu, Jan 24, 2008	9.69	9.80	9.62	9.70
336	NASDAQ	PRFZ	Wed, Jan 23, 2008	9.15	9.66	9.13	9.66
335	NASDAQ	PRFZ	Tue, Jan 22, 2008	8.87	9.48	8.87	9.39
334	NASDAQ	PRFZ	Fri, Jan 18, 2008	9.47	9.54	9.30	9.35
333	NASDAQ	PRFZ	Thu, Jan 17, 2008	9.75	9.76	9.43	9.44
332	NASDAQ	PRFZ	Wed, Jan 16, 2008	9.66	9.84	9.60	9.71
331	NASDAQ	PRFZ	Tue, Jan 15, 2008	9.79	9.81	9.67	9.70
330	NASDAQ	PRFZ	Mon, Jan 14, 2008	9.88	9.95	9.84	9.93
329	NASDAQ	PRFZ	Fri, Jan 11, 2008	9.98	9.98	9.80	9.83
328	NASDAQ	PRFZ	Thu, Jan 10, 2008	9.84	10.10	9.80	10.02
327	NASDAQ	PRFZ	Wed, Jan 9, 2008	9.84	9.94	9.65	9.94
326	NASDAQ	PRFZ	Tue, Jan 8, 2008	10.14	10.24	9.84	9.84
325	NASDAQ	PRFZ	Mon, Jan 7, 2008	10.18	10.21	10.00	10.14
324	NASDAQ	PRFZ	Fri, Jan 4, 2008	10.32	10.32	10.08	10.13
323	NASDAQ	PRFZ	Thu, Jan 3, 2008	10.56	10.58	10.42	10.42
322	NASDAQ	PRFZ	Wed, Jan 2, 2008	10.65	10.70	10.47	10.53
321	NASDAQ	PRFZ	Mon, Dec 31, 2007	10.71	10.74	10.59	10.69
320	NASDAQ	PRFZ	Fri, Dec 28, 2007	10.72	10.89	10.72	10.74
319	NASDAQ	PRFZ	Thu, Dec 27, 2007	11.04	11.04	10.83	10.83
318	NASDAQ	PRFZ	Wed, Dec 26, 2007	10.98	11.10	10.97	11.07
317	NASDAQ	PRFZ	Mon, Dec 24, 2007	10.94	11.04	10.94	11.04
316	NASDAQ	PRFZ	Fri, Dec 21, 2007	10.84	10.92	10.84	10.92
315	NASDAQ	PRFZ	Thu, Dec 20, 2007	10.72	10.89	10.54	10.73
314	NASDAQ	PRFZ	Wed, Dec 19, 2007	10.59	10.63	10.54	10.62
313	NASDAQ	PRFZ	Tue, Dec 18, 2007	10.68	10.68	10.36	10.57
312	NASDAQ	PRFZ	Mon, Dec 17, 2007	10.52	10.55	10.40	10.40
311	NASDAQ	PRFZ	Fri, Dec 14, 2007	10.68	10.76	10.58	10.63
310	NASDAQ	PRFZ	Thu, Dec 13, 2007	10.64	10.80	10.64	10.79
309	NASDAQ	PRFZ	Wed, Dec 12, 2007	11.03	11.03	10.72	10.80
308	NASDAQ	PRFZ	Tue, Dec 11, 2007	11.15	11.15	10.73	10.73
307	NASDAQ	PRFZ	Mon, Dec 10, 2007	11.03	11.12	11.00	11.08
306	NASDAQ	PRFZ	Fri, Dec 7, 2007	11.03	11.04	10.96	10.97
305	NASDAQ	PRFZ	Thu, Dec 6, 2007	10.74	11.00	10.74	11.00
304	NASDAQ	PRFZ	Wed, Dec 5, 2007	10.74	10.75	10.67	10.74
303	NASDAQ	PRFZ	Tue, Dec 4, 2007	10.60	10.65	10.57	10.58
302	NASDAQ	PRFZ	Mon, Dec 3, 2007	10.79	10.80	10.69	10.69
301	NASDAQ	PRFZ	Fri, Nov 30, 2007	10.87	10.91	10.76	10.76
300	NASDAQ	PRFZ	Thu, Nov 29, 2007	10.85	10.85	10.70	10.73
299	NASDAQ	PRFZ	Wed, Nov 28, 2007	10.52	10.82	10.52	10.81
298	NASDAQ	PRFZ	Tue, Nov 27, 2007	10.58	10.58	10.35	10.46
297	NASDAQ	PRFZ	Mon, Nov 26, 2007	10.64	10.65	10.33	10.33
296	NASDAQ	PRFZ	Fri, Nov 23, 2007	10.54	10.63	10.47	10.62
295	NASDAQ	PRFZ	Wed, Nov 21, 2007	10.51	10.51	10.37	10.39
294	NASDAQ	PRFZ	Tue, Nov 20, 2007	10.54	10.62	10.36	10.52
293	NASDAQ	PRFZ	Mon, Nov 19, 2007	10.67	10.70	10.50	10.53
292	NASDAQ	PRFZ	Fri, Nov 16, 2007	10.89	10.89	10.67	10.76
291	NASDAQ	PRFZ	Thu, Nov 15, 2007	10.90	10.94	10.75	10.80
290	NASDAQ	PRFZ	Wed, Nov 14, 2007	11.14	11.14	10.94	10.96
289	NASDAQ	PRFZ	Tue, Nov 13, 2007	11.05	11.07	10.88	11.05
288	NASDAQ	PRFZ	Mon, Nov 12, 2007	10.88	10.98	10.74	10.87
287	NASDAQ	PRFZ	Fri, Nov 9, 2007	10.85	10.96	10.76	10.87
286	NASDAQ	PRFZ	Thu, Nov 8, 2007	11.16	11.16	10.76	11.00
285	NASDAQ	PRFZ	Wed, Nov 7, 2007	11.08	11.12	10.88	10.88
284	NASDAQ	PRFZ	Tue, Nov 6, 2007	11.13	11.23	11.02	11.23
283	NASDAQ	PRFZ	Mon, Nov 5, 2007	11.05	11.11	11.00	11.06
282	NASDAQ	PRFZ	Fri, Nov 2, 2007	11.45	11.45	11.05	11.17
281	NASDAQ	PRFZ	Thu, Nov 1, 2007	11.54	11.54	11.14	11.17
280	NASDAQ	PRFZ	Wed, Oct 31, 2007	11.65	11.65	11.43	11.58
279	NASDAQ	PRFZ	Tue, Oct 30, 2007	11.62	11.62	11.38	11.38
278	NASDAQ	PRFZ	Mon, Oct 29, 2007	11.73	11.73	11.45	11.47
277	NASDAQ	PRFZ	Fri, Oct 26, 2007	11.42	11.50	11.35	11.48
276	NASDAQ	PRFZ	Thu, Oct 25, 2007	11.48	11.48	11.21	11.28
275	NASDAQ	PRFZ	Wed, Oct 24, 2007	11.35	11.43	11.14	11.33
274	NASDAQ	PRFZ	Tue, Oct 23, 2007	11.60	11.60	11.26	11.42
273	NASDAQ	PRFZ	Mon, Oct 22, 2007	11.05	11.34	11.02	11.34
272	NASDAQ	PRFZ	Fri, Oct 19, 2007	11.49	11.49	11.16	11.16
271	NASDAQ	PRFZ	Thu, Oct 18, 2007	11.47	11.55	11.44	11.52
270	NASDAQ	PRFZ	Wed, Oct 17, 2007	11.68	11.68	11.39	11.53
269	NASDAQ	PRFZ	Tue, Oct 16, 2007	11.77	11.77	11.52	11.52
268	NASDAQ	PRFZ	Mon, Oct 15, 2007	11.74	11.74	11.55	11.60
267	NASDAQ	PRFZ	Fri, Oct 12, 2007	11.71	11.78	11.70	11.74
266	NASDAQ	PRFZ	Thu, Oct 11, 2007	11.86	11.90	11.65	11.68
265	NASDAQ	PRFZ	Wed, Oct 10, 2007	11.79	11.81	11.73	11.79
264	NASDAQ	PRFZ	Tue, Oct 9, 2007	11.79	11.82	11.69	11.81
263	NASDAQ	PRFZ	Mon, Oct 8, 2007	11.77	11.77	11.69	11.75
262	NASDAQ	PRFZ	Fri, Oct 5, 2007	11.68	11.84	11.67	11.80
261	NASDAQ	PRFZ	Thu, Oct 4, 2007	11.62	11.64	11.53	11.60
260	NASDAQ	PRFZ	Wed, Oct 3, 2007	11.58	11.63	11.53	11.55
259	NASDAQ	PRFZ	Tue, Oct 2, 2007	11.58	11.66	11.57	11.66
258	NASDAQ	PRFZ	Mon, Oct 1, 2007	11.38	11.58	11.30	11.54
257	NASDAQ	PRFZ	Fri, Sep 28, 2007	11.42	11.44	11.29	11.30
256	NASDAQ	PRFZ	Thu, Sep 27, 2007	11.39	11.42	11.37	11.40
255	NASDAQ	PRFZ	Wed, Sep 26, 2007	11.33	11.40	11.30	11.34
254	NASDAQ	PRFZ	Tue, Sep 25, 2007	11.26	11.29	11.21	11.26
253	NASDAQ	PRFZ	Mon, Sep 24, 2007	11.44	11.44	11.29	11.30
252	NASDAQ	PRFZ	Fri, Sep 21, 2007	11.43	11.50	11.43	11.44
251	NASDAQ	PRFZ	Thu, Sep 20, 2007	11.51	11.51	11.35	11.41
250	NASDAQ	PRFZ	Wed, Sep 19, 2007	11.48	11.57	11.48	11.51
249	NASDAQ	PRFZ	Tue, Sep 18, 2007	11.01	11.39	10.98	11.39
248	NASDAQ	PRFZ	Mon, Sep 17, 2007	11.04	11.04	10.95	10.95
247	NASDAQ	PRFZ	Fri, Sep 14, 2007	10.86	11.04	10.86	11.04
246	NASDAQ	PRFZ	Thu, Sep 13, 2007	10.96	11.10	10.96	11.01
245	NASDAQ	PRFZ	Wed, Sep 12, 2007	10.88	11.05	10.88	10.97
244	NASDAQ	PRFZ	Tue, Sep 11, 2007	10.99	11.03	10.92	10.99
243	NASDAQ	PRFZ	Mon, Sep 10, 2007	10.97	10.99	10.73	10.86
242	NASDAQ	PRFZ	Fri, Sep 7, 2007	11.23	11.23	10.91	10.95
241	NASDAQ	PRFZ	Thu, Sep 6, 2007	11.25	11.25	11.09	11.17
240	NASDAQ	PRFZ	Wed, Sep 5, 2007	11.16	11.20	11.10	11.14
239	NASDAQ	PRFZ	Tue, Sep 4, 2007	11.21	11.33	11.14	11.29
238	NASDAQ	PRFZ	Fri, Aug 31, 2007	11.17	11.19	11.08	11.18
237	NASDAQ	PRFZ	Thu, Aug 30, 2007	11.05	11.13	10.95	11.00
236	NASDAQ	PRFZ	Wed, Aug 29, 2007	11.10	11.10	10.86	11.07
235	NASDAQ	PRFZ	Tue, Aug 28, 2007	11.18	11.18	10.80	10.80
234	NASDAQ	PRFZ	Mon, Aug 27, 2007	11.22	11.22	11.09	11.10
233	NASDAQ	PRFZ	Fri, Aug 24, 2007	11.00	11.21	11.00	11.21
232	NASDAQ	PRFZ	Thu, Aug 23, 2007	11.42	11.42	11.03	11.05
231	NASDAQ	PRFZ	Wed, Aug 22, 2007	11.33	11.33	11.12	11.20
230	NASDAQ	PRFZ	Tue, Aug 21, 2007	10.91	11.10	10.87	11.05
229	NASDAQ	PRFZ	Mon, Aug 20, 2007	11.40	11.40	10.90	11.02
228	NASDAQ	PRFZ	Fri, Aug 17, 2007	10.77	11.22	10.77	11.02
227	NASDAQ	PRFZ	Thu, Aug 16, 2007	10.50	10.74	10.33	10.74
226	NASDAQ	PRFZ	Wed, Aug 15, 2007	10.80	10.90	10.59	10.59
225	NASDAQ	PRFZ	Tue, Aug 14, 2007	10.92	11.04	10.77	10.79
224	NASDAQ	PRFZ	Mon, Aug 13, 2007	11.36	11.36	10.97	11.00
223	NASDAQ	PRFZ	Fri, Aug 10, 2007	10.83	11.19	10.77	11.06
222	NASDAQ	PRFZ	Thu, Aug 9, 2007	11.05	11.13	10.95	10.97
221	NASDAQ	PRFZ	Wed, Aug 8, 2007	10.80	11.27	10.80	11.08
220	NASDAQ	PRFZ	Tue, Aug 7, 2007	11.02	11.02	10.71	10.91
219	NASDAQ	PRFZ	Mon, Aug 6, 2007	10.78	10.87	10.55	10.85
218	NASDAQ	PRFZ	Fri, Aug 3, 2007	11.09	11.13	10.70	10.70
217	NASDAQ	PRFZ	Thu, Aug 2, 2007	11.08	11.13	11.01	11.11
216	NASDAQ	PRFZ	Wed, Aug 1, 2007	11.19	11.26	10.87	11.03
215	NASDAQ	PRFZ	Tue, Jul 31, 2007	11.16	11.27	11.02	11.02
214	NASDAQ	PRFZ	Mon, Jul 30, 2007	11.00	11.16	10.95	11.12
213	NASDAQ	PRFZ	Fri, Jul 27, 2007	11.14	11.24	11.03	11.03
212	NASDAQ	PRFZ	Thu, Jul 26, 2007	11.38	11.38	10.96	11.19
211	NASDAQ	PRFZ	Wed, Jul 25, 2007	11.60	11.60	11.38	11.50
210	NASDAQ	PRFZ	Tue, Jul 24, 2007	11.97	11.97	11.48	11.48
209	NASDAQ	PRFZ	Mon, Jul 23, 2007	11.97	11.97	11.82	11.82
208	NASDAQ	PRFZ	Fri, Jul 20, 2007	12.04	12.04	11.80	11.80
207	NASDAQ	PRFZ	Thu, Jul 19, 2007	12.03	12.03	11.99	12.00
206	NASDAQ	PRFZ	Wed, Jul 18, 2007	11.91	11.94	11.80	11.92
205	NASDAQ	PRFZ	Tue, Jul 17, 2007	11.96	12.04	11.96	11.97
204	NASDAQ	PRFZ	Mon, Jul 16, 2007	12.04	12.04	11.93	11.94
203	NASDAQ	PRFZ	Fri, Jul 13, 2007	12.01	12.05	11.98	12.04
202	NASDAQ	PRFZ	Thu, Jul 12, 2007	11.97	12.04	11.91	12.04
201	NASDAQ	PRFZ	Wed, Jul 11, 2007	11.80	11.85	11.75	11.83
200	NASDAQ	PRFZ	Tue, Jul 10, 2007	11.89	11.92	11.79	11.79
199	NASDAQ	PRFZ	Mon, Jul 9, 2007	12.05	12.05	11.94	12.00
198	NASDAQ	PRFZ	Fri, Jul 6, 2007	11.95	12.00	11.88	11.98
197	NASDAQ	PRFZ	Thu, Jul 5, 2007	11.98	11.98	11.85	11.93
196	NASDAQ	PRFZ	Tue, Jul 3, 2007	11.95	11.95	11.88	11.91
195	NASDAQ	PRFZ	Mon, Jul 2, 2007	11.84	11.88	11.78	11.87
194	NASDAQ	PRFZ	Fri, Jun 29, 2007	11.85	11.86	11.70	11.71
193	NASDAQ	PRFZ	Thu, Jun 28, 2007	11.77	11.88	11.76	11.79
192	NASDAQ	PRFZ	Wed, Jun 27, 2007	11.56	11.76	11.53	11.76
191	NASDAQ	PRFZ	Tue, Jun 26, 2007	11.76	11.76	11.57	11.62
190	NASDAQ	PRFZ	Mon, Jun 25, 2007	11.71	11.78	11.61	11.63
189	NASDAQ	PRFZ	Fri, Jun 22, 2007	11.85	11.86	11.69	11.71
188	NASDAQ	PRFZ	Thu, Jun 21, 2007	11.74	11.83	11.68	11.82
187	NASDAQ	PRFZ	Wed, Jun 20, 2007	11.96	11.96	11.75	11.76
186	NASDAQ	PRFZ	Tue, Jun 19, 2007	11.88	11.94	11.82	11.93
185	NASDAQ	PRFZ	Mon, Jun 18, 2007	11.93	11.93	11.86	11.91
184	NASDAQ	PRFZ	Fri, Jun 15, 2007	12.08	12.08	11.90	11.92
183	NASDAQ	PRFZ	Thu, Jun 14, 2007	11.71	11.85	11.71	11.81
182	NASDAQ	PRFZ	Wed, Jun 13, 2007	11.60	11.74	11.60	11.70
181	NASDAQ	PRFZ	Tue, Jun 12, 2007	11.68	11.72	11.57	11.59
180	NASDAQ	PRFZ	Mon, Jun 11, 2007	11.70	11.77	11.66	11.70
179	NASDAQ	PRFZ	Fri, Jun 8, 2007	11.62	11.76	11.58	11.74
178	NASDAQ	PRFZ	Thu, Jun 7, 2007	11.80	11.80	11.61	11.62
177	NASDAQ	PRFZ	Wed, Jun 6, 2007	11.82	11.84	11.78	11.83
176	NASDAQ	PRFZ	Tue, Jun 5, 2007	12.00	12.00	11.89	11.93
175	NASDAQ	PRFZ	Mon, Jun 4, 2007	11.98	12.03	11.97	12.01
174	NASDAQ	PRFZ	Fri, Jun 1, 2007	11.96	12.03	11.96	11.99
173	NASDAQ	PRFZ	Thu, May 31, 2007	11.91	11.92	11.87	11.90
172	NASDAQ	PRFZ	Wed, May 30, 2007	11.69	11.86	11.67	11.86
171	NASDAQ	PRFZ	Tue, May 29, 2007	11.72	11.79	11.68	11.75
170	NASDAQ	PRFZ	Fri, May 25, 2007	11.67	11.82	11.63	11.69
169	NASDAQ	PRFZ	Thu, May 24, 2007	11.76	11.83	11.56	11.58
168	NASDAQ	PRFZ	Wed, May 23, 2007	11.79	11.88	11.75	11.75
167	NASDAQ	PRFZ	Tue, May 22, 2007	11.74	11.91	11.71	11.79
166	NASDAQ	PRFZ	Mon, May 21, 2007	11.64	11.76	11.58	11.72
165	NASDAQ	PRFZ	Fri, May 18, 2007	11.51	11.62	11.48	11.60
164	NASDAQ	PRFZ	Thu, May 17, 2007	11.53	11.54	11.47	11.53
163	NASDAQ	PRFZ	Wed, May 16, 2007	11.57	11.57	11.42	11.53
162	NASDAQ	PRFZ	Tue, May 15, 2007	11.56	11.64	11.46	11.49
161	NASDAQ	PRFZ	Mon, May 14, 2007	11.64	11.64	11.53	11.54
160	NASDAQ	PRFZ	Fri, May 11, 2007	11.57	11.65	11.55	11.65
159	NASDAQ	PRFZ	Thu, May 10, 2007	11.66	11.66	11.50	11.50
158	NASDAQ	PRFZ	Wed, May 9, 2007	11.60	11.74	11.59	11.72
157	NASDAQ	PRFZ	Tue, May 8, 2007	11.60	11.65	11.52	11.64
156	NASDAQ	PRFZ	Mon, May 7, 2007	11.69	11.85	11.63	11.66
155	NASDAQ	PRFZ	Fri, May 4, 2007	11.65	11.66	11.61	11.64
154	NASDAQ	PRFZ	Thu, May 3, 2007	11.63	11.78	11.59	11.63
153	NASDAQ	PRFZ	Wed, May 2, 2007	11.48	11.76	11.46	11.61
152	NASDAQ	PRFZ	Tue, May 1, 2007	11.41	11.47	11.35	11.45
151	NASDAQ	PRFZ	Mon, Apr 30, 2007	11.63	11.63	11.42	11.42
150	NASDAQ	PRFZ	Fri, Apr 27, 2007	11.71	11.71	11.58	11.63
149	NASDAQ	PRFZ	Thu, Apr 26, 2007	11.65	11.69	11.59	11.69
148	NASDAQ	PRFZ	Wed, Apr 25, 2007	11.64	11.69	11.58	11.65
147	NASDAQ	PRFZ	Tue, Apr 24, 2007	11.60	11.65	11.49	11.56
146	NASDAQ	PRFZ	Mon, Apr 23, 2007	11.61	11.63	11.55	11.60
145	NASDAQ	PRFZ	Fri, Apr 20, 2007	11.57	11.61	11.54	11.60
144	NASDAQ	PRFZ	Thu, Apr 19, 2007	11.60	11.60	11.45	11.47
143	NASDAQ	PRFZ	Wed, Apr 18, 2007	11.57	11.58	11.52	11.58
142	NASDAQ	PRFZ	Tue, Apr 17, 2007	11.60	11.62	11.57	11.59
141	NASDAQ	PRFZ	Mon, Apr 16, 2007	11.51	11.60	11.51	11.60
140	NASDAQ	PRFZ	Fri, Apr 13, 2007	11.42	11.45	11.37	11.45
139	NASDAQ	PRFZ	Thu, Apr 12, 2007	11.30	11.38	11.25	11.37
138	NASDAQ	PRFZ	Wed, Apr 11, 2007	11.40	11.40	11.24	11.30
137	NASDAQ	PRFZ	Tue, Apr 10, 2007	11.37	11.39	11.35	11.39
136	NASDAQ	PRFZ	Mon, Apr 9, 2007	11.47	11.47	11.32	11.34
135	NASDAQ	PRFZ	Thu, Apr 5, 2007	11.35	11.36	11.32	11.36
134	NASDAQ	PRFZ	Wed, Apr 4, 2007	11.38	11.38	11.30	11.32
133	NASDAQ	PRFZ	Tue, Apr 3, 2007	11.24	11.36	11.24	11.34
132	NASDAQ	PRFZ	Mon, Apr 2, 2007	11.22	11.22	11.16	11.22
131	NASDAQ	PRFZ	Fri, Mar 30, 2007	11.21	11.28	11.11	11.15
130	NASDAQ	PRFZ	Thu, Mar 29, 2007	11.20	11.20	11.10	11.18
129	NASDAQ	PRFZ	Wed, Mar 28, 2007	11.17	11.20	11.11	11.15
128	NASDAQ	PRFZ	Tue, Mar 27, 2007	11.23	11.23	11.20	11.21
127	NASDAQ	PRFZ	Mon, Mar 26, 2007	11.20	11.33	11.13	11.31
126	NASDAQ	PRFZ	Fri, Mar 23, 2007	11.31	11.56	11.29	11.35
125	NASDAQ	PRFZ	Thu, Mar 22, 2007	11.32	11.32	11.24	11.29
124	NASDAQ	PRFZ	Wed, Mar 21, 2007	11.10	11.30	11.10	11.27
123	NASDAQ	PRFZ	Tue, Mar 20, 2007	11.02	11.09	10.99	11.08
122	NASDAQ	PRFZ	Mon, Mar 19, 2007	10.95	11.04	10.95	11.00
121	NASDAQ	PRFZ	Fri, Mar 16, 2007	11.24	11.24	10.86	10.89
120	NASDAQ	PRFZ	Thu, Mar 15, 2007	10.89	11.10	10.88	10.96
119	NASDAQ	PRFZ	Wed, Mar 14, 2007	10.74	11.70	10.70	11.40
118	NASDAQ	PRFZ	Tue, Mar 13, 2007	11.00	11.00	10.78	10.78
117	NASDAQ	PRFZ	Mon, Mar 12, 2007	10.98	11.05	10.97	11.04
116	NASDAQ	PRFZ	Fri, Mar 9, 2007	11.03	11.03	10.93	10.97
115	NASDAQ	PRFZ	Thu, Mar 8, 2007	10.80	11.17	10.80	10.92
114	NASDAQ	PRFZ	Wed, Mar 7, 2007	10.91	10.93	10.82	10.86
113	NASDAQ	PRFZ	Tue, Mar 6, 2007	10.75	10.94	10.75	10.91
112	NASDAQ	PRFZ	Mon, Mar 5, 2007	10.75	10.87	10.66	10.66
111	NASDAQ	PRFZ	Fri, Mar 2, 2007	11.02	11.02	10.86	10.86
110	NASDAQ	PRFZ	Thu, Mar 1, 2007	11.30	11.30	10.83	11.06
109	NASDAQ	PRFZ	Wed, Feb 28, 2007	11.04	11.37	10.91	11.06
108	NASDAQ	PRFZ	Tue, Feb 27, 2007	11.24	11.30	10.99	11.05
107	NASDAQ	PRFZ	Mon, Feb 26, 2007	11.52	11.53	11.38	11.44
106	NASDAQ	PRFZ	Fri, Feb 23, 2007	11.47	11.50	11.43	11.49
105	NASDAQ	PRFZ	Thu, Feb 22, 2007	11.49	11.52	11.43	11.51
104	NASDAQ	PRFZ	Wed, Feb 21, 2007	11.43	11.49	11.43	11.49
103	NASDAQ	PRFZ	Tue, Feb 20, 2007	11.35	11.48	11.32	11.47
102	NASDAQ	PRFZ	Fri, Feb 16, 2007	11.31	11.37	11.28	11.36
101	NASDAQ	PRFZ	Thu, Feb 15, 2007	11.28	11.35	11.28	11.34
100	NASDAQ	PRFZ	Wed, Feb 14, 2007	11.29	11.35	11.28	11.30
99	NASDAQ	PRFZ	Tue, Feb 13, 2007	11.22	11.27	11.21	11.24
98	NASDAQ	PRFZ	Mon, Feb 12, 2007	11.24	11.24	11.14	11.17
97	NASDAQ	PRFZ	Fri, Feb 9, 2007	11.33	11.35	11.18	11.20
96	NASDAQ	PRFZ	Thu, Feb 8, 2007	11.31	11.32	11.27	11.32
95	NASDAQ	PRFZ	Wed, Feb 7, 2007	11.25	11.32	11.24	11.31
94	NASDAQ	PRFZ	Tue, Feb 6, 2007	11.23	11.24	11.18	11.24
93	NASDAQ	PRFZ	Mon, Feb 5, 2007	11.23	11.25	11.18	11.18
92	NASDAQ	PRFZ	Fri, Feb 2, 2007	11.24	11.24	11.21	11.23
91	NASDAQ	PRFZ	Thu, Feb 1, 2007	11.14	11.19	11.13	11.19
90	NASDAQ	PRFZ	Wed, Jan 31, 2007	11.04	11.14	11.00	11.09
89	NASDAQ	PRFZ	Tue, Jan 30, 2007	11.00	11.05	10.99	11.05
88	NASDAQ	PRFZ	Mon, Jan 29, 2007	10.94	11.03	10.94	11.00
87	NASDAQ	PRFZ	Fri, Jan 26, 2007	10.92	10.95	10.86	10.95
86	NASDAQ	PRFZ	Thu, Jan 25, 2007	10.99	10.99	10.85	10.87
85	NASDAQ	PRFZ	Wed, Jan 24, 2007	10.94	11.01	10.93	11.01
84	NASDAQ	PRFZ	Tue, Jan 23, 2007	10.79	11.13	10.79	10.91
83	NASDAQ	PRFZ	Mon, Jan 22, 2007	10.81	10.82	10.77	10.81
82	NASDAQ	PRFZ	Fri, Jan 19, 2007	10.76	10.89	10.76	10.88
81	NASDAQ	PRFZ	Thu, Jan 18, 2007	10.92	10.92	10.80	10.80
80	NASDAQ	PRFZ	Wed, Jan 17, 2007	10.94	10.99	10.93	10.93
79	NASDAQ	PRFZ	Tue, Jan 16, 2007	11.00	11.02	10.93	10.94
78	NASDAQ	PRFZ	Fri, Jan 12, 2007	10.91	10.97	10.91	10.94
77	NASDAQ	PRFZ	Thu, Jan 11, 2007	10.86	10.92	10.86	10.90
76	NASDAQ	PRFZ	Wed, Jan 10, 2007	10.69	10.78	10.69	10.77
75	NASDAQ	PRFZ	Tue, Jan 9, 2007	10.73	10.79	10.66	10.79
74	NASDAQ	PRFZ	Mon, Jan 8, 2007	10.73	10.77	10.70	10.77
73	NASDAQ	PRFZ	Fri, Jan 5, 2007	10.82	10.82	10.70	10.73
72	NASDAQ	PRFZ	Thu, Jan 4, 2007	10.87	10.92	10.78	10.90
71	NASDAQ	PRFZ	Wed, Jan 3, 2007	10.97	10.99	10.81	10.83
70	NASDAQ	PRFZ	Fri, Dec 29, 2006	10.97	10.97	10.88	10.88
69	NASDAQ	PRFZ	Thu, Dec 28, 2006	11.00	11.01	10.98	11.00
68	NASDAQ	PRFZ	Wed, Dec 27, 2006	10.96	11.00	10.96	11.00
67	NASDAQ	PRFZ	Tue, Dec 26, 2006	10.90	10.93	10.90	10.93
66	NASDAQ	PRFZ	Fri, Dec 22, 2006	10.80	10.80	10.78	10.78
65	NASDAQ	PRFZ	Thu, Dec 21, 2006	10.91	10.91	10.79	10.82
64	NASDAQ	PRFZ	Wed, Dec 20, 2006	10.84	10.91	10.84	10.86
63	NASDAQ	PRFZ	Tue, Dec 19, 2006	10.75	10.83	10.75	10.81
62	NASDAQ	PRFZ	Mon, Dec 18, 2006	10.97	10.97	10.80	10.80
61	NASDAQ	PRFZ	Fri, Dec 15, 2006	10.98	11.00	10.95	10.95
60	NASDAQ	PRFZ	Thu, Dec 14, 2006	10.97	11.04	10.97	10.98
59	NASDAQ	PRFZ	Wed, Dec 13, 2006	10.97	10.97	10.92	10.92
58	NASDAQ	PRFZ	Tue, Dec 12, 2006	10.96	10.97	10.86	10.91
57	NASDAQ	PRFZ	Mon, Dec 11, 2006	10.98	10.99	10.96	10.96
56	NASDAQ	PRFZ	Fri, Dec 8, 2006	10.93	10.98	10.89	10.95
55	NASDAQ	PRFZ	Thu, Dec 7, 2006	11.01	11.01	10.93	10.94
54	NASDAQ	PRFZ	Wed, Dec 6, 2006	10.96	11.02	10.96	10.99
53	NASDAQ	PRFZ	Tue, Dec 5, 2006	11.00	11.04	10.96	11.01
52	NASDAQ	PRFZ	Mon, Dec 4, 2006	10.84	10.98	10.84	10.97
51	NASDAQ	PRFZ	Fri, Dec 1, 2006	10.87	10.87	10.69	10.80
50	NASDAQ	PRFZ	Thu, Nov 30, 2006	10.79	10.88	10.77	10.86
49	NASDAQ	PRFZ	Wed, Nov 29, 2006	10.76	10.83	10.76	10.82
48	NASDAQ	PRFZ	Tue, Nov 28, 2006	10.64	10.69	10.60	10.66
47	NASDAQ	PRFZ	Mon, Nov 27, 2006	10.88	10.88	10.65	10.66
46	NASDAQ	PRFZ	Fri, Nov 24, 2006	10.88	10.92	10.88	10.91
45	NASDAQ	PRFZ	Wed, Nov 22, 2006	10.90	10.91	10.89	10.90
44	NASDAQ	PRFZ	Tue, Nov 21, 2006	10.88	10.89	10.86	10.89
43	NASDAQ	PRFZ	Mon, Nov 20, 2006	10.84	10.89	10.83	10.85
42	NASDAQ	PRFZ	Fri, Nov 17, 2006	10.82	10.84	10.77	10.84
41	NASDAQ	PRFZ	Thu, Nov 16, 2006	10.89	10.90	10.85	10.86
40	NASDAQ	PRFZ	Wed, Nov 15, 2006	10.80	11.60	10.80	10.84
39	NASDAQ	PRFZ	Tue, Nov 14, 2006	10.66	10.79	10.60	10.79
38	NASDAQ	PRFZ	Mon, Nov 13, 2006	10.59	10.64	10.59	10.63
37	NASDAQ	PRFZ	Fri, Nov 10, 2006	10.50	10.58	10.50	10.58
36	NASDAQ	PRFZ	Thu, Nov 9, 2006	10.58	10.58	10.48	10.50
35	NASDAQ	PRFZ	Wed, Nov 8, 2006	10.48	10.62	10.46	10.60
34	NASDAQ	PRFZ	Tue, Nov 7, 2006	10.62	10.62	10.52	10.53
33	NASDAQ	PRFZ	Mon, Nov 6, 2006	10.43	10.54	10.43	10.53
32	NASDAQ	PRFZ	Fri, Nov 3, 2006	10.43	10.43	10.32	10.37
31	NASDAQ	PRFZ	Thu, Nov 2, 2006	10.31	10.36	10.30	10.34
30	NASDAQ	PRFZ	Wed, Nov 1, 2006	10.73	10.73	10.37	10.37
29	NASDAQ	PRFZ	Tue, Oct 31, 2006	10.96	10.96	10.50	10.53
28	NASDAQ	PRFZ	Mon, Oct 30, 2006	10.60	10.60	10.53	10.59
27	NASDAQ	PRFZ	Fri, Oct 27, 2006	10.75	10.75	10.52	10.52
26	NASDAQ	PRFZ	Thu, Oct 26, 2006	10.57	10.65	10.53	10.65
25	NASDAQ	PRFZ	Wed, Oct 25, 2006	10.56	10.56	10.49	10.55
24	NASDAQ	PRFZ	Tue, Oct 24, 2006	10.48	10.55	10.45	10.50
23	NASDAQ	PRFZ	Mon, Oct 23, 2006	10.47	10.52	10.42	10.49
22	NASDAQ	PRFZ	Fri, Oct 20, 2006	10.46	10.47	10.46	10.47
21	NASDAQ	PRFZ	Thu, Oct 19, 2006	10.48	10.54	10.48	10.53
20	NASDAQ	PRFZ	Wed, Oct 18, 2006	10.54	10.55	10.47	10.48
19	NASDAQ	PRFZ	Tue, Oct 17, 2006	10.84	10.84	10.46	10.50
18	NASDAQ	PRFZ	Fri, Oct 13, 2006	10.45	10.51	10.45	10.49
17	NASDAQ	PRFZ	Thu, Oct 12, 2006	10.33	10.42	10.32	10.42
16	NASDAQ	PRFZ	Wed, Oct 11, 2006	10.40	10.40	10.19	10.19
15	NASDAQ	PRFZ	Tue, Oct 10, 2006	10.24	10.28	10.24	10.28
14	NASDAQ	PRFZ	Mon, Oct 9, 2006	10.19	10.27	10.18	10.25
13	NASDAQ	PRFZ	Fri, Oct 6, 2006	10.16	10.24	10.16	10.24
12	NASDAQ	PRFZ	Thu, Oct 5, 2006	10.16	10.25	10.15	10.25
11	NASDAQ	PRFZ	Wed, Oct 4, 2006	10.17	10.17	9.93	10.11
10	NASDAQ	PRFZ	Tue, Oct 3, 2006	9.88	9.92	9.88	9.92
9	NASDAQ	PRFZ	Mon, Oct 2, 2006	9.99	10.03	9.91	9.94
8	NASDAQ	PRFZ	Fri, Sep 29, 2006	10.11	10.13	10.02	10.02
7	NASDAQ	PRFZ	Thu, Sep 28, 2006	10.16	10.16	10.06	10.06
6	NASDAQ	PRFZ	Wed, Sep 27, 2006	10.35	10.35	10.09	10.12
5	NASDAQ	PRFZ	Tue, Sep 26, 2006	10.25	10.25	10.03	10.06
4	NASDAQ	PRFZ	Mon, Sep 25, 2006	9.90	10.05	9.87	10.05
3	NASDAQ	PRFZ	Fri, Sep 22, 2006	10.31	10.31	9.89	9.92
2	NASDAQ	PRFZ	Thu, Sep 21, 2006	10.45	10.45	10.05	10.06
1	NASDAQ	PRFZ	Wed, Sep 20, 2006	10.13	10.14	10.10	10.10
#	Exchange	Symbol	Date	Open	High	Low	Close

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