Invesco Global Water ETF NASDAQ:PIO Historical Prices

Below are the 3929 trading days of historical prices for PIO.

#	Exchange	Symbol	Date	Open	High	Low	Close
3929	NASDAQ	PIO	Thu, Jan 19, 2023	34.84	35.20	34.50	34.74
3928	NASDAQ	PIO	Wed, Jan 18, 2023	35.50	35.69	34.84	34.84
3927	NASDAQ	PIO	Tue, Jan 17, 2023	35.38	35.50	35.20	35.30
3926	NASDAQ	PIO	Fri, Jan 13, 2023	34.99	35.43	34.99	35.43
3925	NASDAQ	PIO	Thu, Jan 12, 2023	35.24	35.47	34.82	35.16
3924	NASDAQ	PIO	Wed, Jan 11, 2023	34.72	35.24	34.72	35.02
3923	NASDAQ	PIO	Tue, Jan 10, 2023	34.33	34.60	34.33	34.53
3922	NASDAQ	PIO	Mon, Jan 9, 2023	34.25	34.60	34.18	34.38
3921	NASDAQ	PIO	Fri, Jan 6, 2023	33.67	34.16	33.56	34.15
3920	NASDAQ	PIO	Thu, Jan 5, 2023	33.42	33.58	33.13	33.13
3919	NASDAQ	PIO	Wed, Jan 4, 2023	33.28	33.77	33.28	33.77
3918	NASDAQ	PIO	Tue, Jan 3, 2023	32.99	33.28	32.80	32.88
3917	NASDAQ	PIO	Fri, Dec 30, 2022	33.11	33.11	32.65	32.65
3916	NASDAQ	PIO	Thu, Dec 29, 2022	33.01	33.41	32.91	33.40
3915	NASDAQ	PIO	Wed, Dec 28, 2022	33.03	33.16	32.61	32.88
3914	NASDAQ	PIO	Tue, Dec 27, 2022	32.92	33.16	32.64	32.79
3913	NASDAQ	PIO	Fri, Dec 23, 2022	32.71	33.07	32.63	33.00
3912	NASDAQ	PIO	Thu, Dec 22, 2022	32.98	32.98	32.38	32.61
3911	NASDAQ	PIO	Wed, Dec 21, 2022	32.77	33.20	32.67	33.20
3910	NASDAQ	PIO	Tue, Dec 20, 2022	32.65	32.90	32.45	32.45
3909	NASDAQ	PIO	Mon, Dec 19, 2022	32.76	33.80	32.50	32.65
3908	NASDAQ	PIO	Fri, Dec 16, 2022	33.01	33.15	32.69	32.75
3907	NASDAQ	PIO	Thu, Dec 15, 2022	33.11	33.81	33.11	33.28
3906	NASDAQ	PIO	Wed, Dec 14, 2022	34.38	34.70	33.96	34.31
3905	NASDAQ	PIO	Tue, Dec 13, 2022	34.95	34.95	34.21	34.37
3904	NASDAQ	PIO	Mon, Dec 12, 2022	33.74	33.92	33.58	33.92
3903	NASDAQ	PIO	Fri, Dec 9, 2022	33.62	34.00	33.57	33.71
3902	NASDAQ	PIO	Thu, Dec 8, 2022	33.30	33.72	33.27	33.52
3901	NASDAQ	PIO	Wed, Dec 7, 2022	33.42	33.60	33.37	33.53
3900	NASDAQ	PIO	Tue, Dec 6, 2022	33.59	33.73	33.09	33.35
3899	NASDAQ	PIO	Mon, Dec 5, 2022	33.90	34.00	33.00	33.46
3898	NASDAQ	PIO	Fri, Dec 2, 2022	33.84	34.28	33.64	34.11
3897	NASDAQ	PIO	Thu, Dec 1, 2022	34.05	34.45	33.98	34.10
3896	NASDAQ	PIO	Wed, Nov 30, 2022	32.93	33.65	32.69	33.59
3895	NASDAQ	PIO	Tue, Nov 29, 2022	32.98	33.06	32.69	32.84
3894	NASDAQ	PIO	Mon, Nov 28, 2022	33.72	33.80	33.00	33.09
3893	NASDAQ	PIO	Fri, Nov 25, 2022	33.79	34.10	33.79	34.10
3892	NASDAQ	PIO	Wed, Nov 23, 2022	33.37	33.67	33.37	33.57
3891	NASDAQ	PIO	Tue, Nov 22, 2022	33.28	33.48	33.12	33.30
3890	NASDAQ	PIO	Mon, Nov 21, 2022	33.03	33.20	32.99	33.11
3889	NASDAQ	PIO	Fri, Nov 18, 2022	33.00	33.14	32.81	33.02
3888	NASDAQ	PIO	Thu, Nov 17, 2022	32.72	32.86	31.43	32.68
3887	NASDAQ	PIO	Wed, Nov 16, 2022	33.58	33.66	33.25	33.42
3886	NASDAQ	PIO	Tue, Nov 15, 2022	33.76	33.99	33.29	33.29
3885	NASDAQ	PIO	Mon, Nov 14, 2022	33.61	33.87	33.51	33.55
3884	NASDAQ	PIO	Fri, Nov 11, 2022	33.38	33.86	33.28	33.60
3883	NASDAQ	PIO	Thu, Nov 10, 2022	32.28	33.24	31.43	33.22
3882	NASDAQ	PIO	Wed, Nov 9, 2022	31.29	31.36	31.08	31.34
3881	NASDAQ	PIO	Tue, Nov 8, 2022	31.26	31.64	31.17	31.38
3880	NASDAQ	PIO	Mon, Nov 7, 2022	30.86	31.17	30.72	31.17
3879	NASDAQ	PIO	Fri, Nov 4, 2022	30.53	30.71	30.36	30.64
3878	NASDAQ	PIO	Thu, Nov 3, 2022	29.70	30.02	29.02	29.80
3877	NASDAQ	PIO	Wed, Nov 2, 2022	30.89	31.26	30.32	30.32
3876	NASDAQ	PIO	Tue, Nov 1, 2022	31.22	31.25	30.77	30.93
3875	NASDAQ	PIO	Mon, Oct 31, 2022	30.90	31.01	30.75	30.84
3874	NASDAQ	PIO	Fri, Oct 28, 2022	30.66	31.59	30.66	31.27
3873	NASDAQ	PIO	Thu, Oct 27, 2022	30.79	31.10	30.68	30.68
3872	NASDAQ	PIO	Wed, Oct 26, 2022	30.42	30.93	30.42	30.71
3871	NASDAQ	PIO	Tue, Oct 25, 2022	29.84	30.46	29.84	30.35
3870	NASDAQ	PIO	Mon, Oct 24, 2022	29.44	29.75	29.41	29.69
3869	NASDAQ	PIO	Fri, Oct 21, 2022	28.62	29.22	28.40	29.22
3868	NASDAQ	PIO	Thu, Oct 20, 2022	29.21	29.32	28.69	28.85
3867	NASDAQ	PIO	Wed, Oct 19, 2022	29.54	29.54	28.97	29.31
3866	NASDAQ	PIO	Tue, Oct 18, 2022	30.02	30.08	29.57	29.90
3865	NASDAQ	PIO	Mon, Oct 17, 2022	29.49	29.49	29.30	29.45
3864	NASDAQ	PIO	Fri, Oct 14, 2022	29.26	29.38	28.45	28.60
3863	NASDAQ	PIO	Thu, Oct 13, 2022	29.00	29.00	27.82	28.84
3862	NASDAQ	PIO	Wed, Oct 12, 2022	28.72	28.81	28.40	28.54
3861	NASDAQ	PIO	Tue, Oct 11, 2022	28.98	29.06	28.64	28.70
3860	NASDAQ	PIO	Mon, Oct 10, 2022	29.34	29.34	28.93	29.15
3859	NASDAQ	PIO	Fri, Oct 7, 2022	29.98	29.98	29.01	29.27
3858	NASDAQ	PIO	Thu, Oct 6, 2022	30.27	30.39	30.00	30.00
3857	NASDAQ	PIO	Wed, Oct 5, 2022	30.28	30.47	30.08	30.45
3856	NASDAQ	PIO	Tue, Oct 4, 2022	30.39	30.75	30.39	30.70
3855	NASDAQ	PIO	Mon, Oct 3, 2022	29.14	29.95	28.99	29.95
3854	NASDAQ	PIO	Fri, Sep 30, 2022	28.74	29.16	28.67	28.72
3853	NASDAQ	PIO	Thu, Sep 29, 2022	28.67	28.92	28.48	28.54
3852	NASDAQ	PIO	Wed, Sep 28, 2022	28.58	29.30	28.58	29.30
3851	NASDAQ	PIO	Tue, Sep 27, 2022	28.88	29.04	28.19	28.37
3850	NASDAQ	PIO	Mon, Sep 26, 2022	28.99	29.17	28.73	28.75
3849	NASDAQ	PIO	Fri, Sep 23, 2022	29.41	29.41	29.00	29.30
3848	NASDAQ	PIO	Thu, Sep 22, 2022	30.12	30.12	29.71	29.71
3847	NASDAQ	PIO	Wed, Sep 21, 2022	30.54	30.96	30.16	30.16
3846	NASDAQ	PIO	Tue, Sep 20, 2022	30.30	30.44	30.13	30.26
3845	NASDAQ	PIO	Mon, Sep 19, 2022	30.46	30.94	30.20	30.91
3844	NASDAQ	PIO	Fri, Sep 16, 2022	30.78	31.13	30.69	31.13
3843	NASDAQ	PIO	Thu, Sep 15, 2022	31.48	31.75	31.19	31.19
3842	NASDAQ	PIO	Wed, Sep 14, 2022	31.74	31.82	31.47	31.51
3841	NASDAQ	PIO	Tue, Sep 13, 2022	32.46	32.46	31.81	31.81
3840	NASDAQ	PIO	Mon, Sep 12, 2022	32.97	33.17	32.95	33.16
3839	NASDAQ	PIO	Fri, Sep 9, 2022	32.48	32.78	32.46	32.52
3838	NASDAQ	PIO	Thu, Sep 8, 2022	31.60	32.50	31.60	32.01
3837	NASDAQ	PIO	Wed, Sep 7, 2022	31.25	32.00	31.25	32.00
3836	NASDAQ	PIO	Tue, Sep 6, 2022	31.39	31.50	31.13	31.22
3835	NASDAQ	PIO	Fri, Sep 2, 2022	31.77	31.94	31.24	31.35
3834	NASDAQ	PIO	Thu, Sep 1, 2022	31.36	31.50	31.16	31.50
3833	NASDAQ	PIO	Wed, Aug 31, 2022	32.04	32.04	31.68	31.70
3832	NASDAQ	PIO	Tue, Aug 30, 2022	32.34	32.45	31.89	32.00
3831	NASDAQ	PIO	Mon, Aug 29, 2022	32.10	32.31	32.07	32.10
3830	NASDAQ	PIO	Fri, Aug 26, 2022	33.49	33.50	32.39	32.39
3829	NASDAQ	PIO	Thu, Aug 25, 2022	33.18	33.44	33.02	33.41
3828	NASDAQ	PIO	Wed, Aug 24, 2022	33.05	33.18	32.98	33.10
3827	NASDAQ	PIO	Tue, Aug 23, 2022	33.13	33.34	32.97	33.01
3826	NASDAQ	PIO	Mon, Aug 22, 2022	33.63	33.63	33.20	33.20
3825	NASDAQ	PIO	Fri, Aug 19, 2022	34.28	34.28	33.93	34.03
3824	NASDAQ	PIO	Thu, Aug 18, 2022	34.67	34.67	34.03	34.54
3823	NASDAQ	PIO	Wed, Aug 17, 2022	34.56	34.80	34.51	34.65
3822	NASDAQ	PIO	Tue, Aug 16, 2022	34.79	34.99	34.62	34.82
3821	NASDAQ	PIO	Mon, Aug 15, 2022	34.85	34.98	34.77	34.93
3820	NASDAQ	PIO	Fri, Aug 12, 2022	34.55	34.92	34.55	34.85
3819	NASDAQ	PIO	Thu, Aug 11, 2022	34.79	34.89	34.50	34.50
3818	NASDAQ	PIO	Wed, Aug 10, 2022	34.34	34.75	34.34	34.58
3817	NASDAQ	PIO	Tue, Aug 9, 2022	33.95	33.99	33.54	33.56
3816	NASDAQ	PIO	Mon, Aug 8, 2022	34.14	34.35	33.93	34.03
3815	NASDAQ	PIO	Fri, Aug 5, 2022	33.91	33.91	33.66	33.89
3814	NASDAQ	PIO	Thu, Aug 4, 2022	34.01	34.24	34.01	34.23
3813	NASDAQ	PIO	Wed, Aug 3, 2022	33.88	34.03	33.74	33.93
3812	NASDAQ	PIO	Tue, Aug 2, 2022	34.00	34.15	33.86	33.86
3811	NASDAQ	PIO	Mon, Aug 1, 2022	34.23	34.32	34.03	34.21
3810	NASDAQ	PIO	Fri, Jul 29, 2022	33.88	34.34	33.85	34.29
3809	NASDAQ	PIO	Thu, Jul 28, 2022	33.19	33.75	33.07	33.67
3808	NASDAQ	PIO	Wed, Jul 27, 2022	32.70	33.17	32.63	32.90
3807	NASDAQ	PIO	Tue, Jul 26, 2022	32.48	32.55	32.31	32.50
3806	NASDAQ	PIO	Mon, Jul 25, 2022	32.72	32.74	32.58	32.65
3805	NASDAQ	PIO	Fri, Jul 22, 2022	32.80	32.96	32.52	32.63
3804	NASDAQ	PIO	Thu, Jul 21, 2022	32.11	32.61	32.11	32.61
3803	NASDAQ	PIO	Wed, Jul 20, 2022	31.87	32.04	31.80	31.93
3802	NASDAQ	PIO	Tue, Jul 19, 2022	31.37	31.83	31.29	31.83
3801	NASDAQ	PIO	Mon, Jul 18, 2022	31.48	31.48	30.92	30.94
3800	NASDAQ	PIO	Fri, Jul 15, 2022	30.90	31.30	30.90	31.16
3799	NASDAQ	PIO	Thu, Jul 14, 2022	30.51	30.71	30.27	30.67
3798	NASDAQ	PIO	Wed, Jul 13, 2022	30.82	31.14	30.75	31.04
3797	NASDAQ	PIO	Tue, Jul 12, 2022	31.43	31.55	31.07	31.18
3796	NASDAQ	PIO	Mon, Jul 11, 2022	31.47	31.60	31.34	31.45
3795	NASDAQ	PIO	Fri, Jul 8, 2022	31.78	31.94	31.62	31.73
3794	NASDAQ	PIO	Thu, Jul 7, 2022	31.62	31.88	31.62	31.79
3793	NASDAQ	PIO	Wed, Jul 6, 2022	31.28	31.55	31.26	31.42
3792	NASDAQ	PIO	Tue, Jul 5, 2022	31.00	31.20	30.71	31.19
3791	NASDAQ	PIO	Fri, Jul 1, 2022	30.92	31.43	30.92	31.43
3790	NASDAQ	PIO	Thu, Jun 30, 2022	31.00	31.23	30.57	31.05
3789	NASDAQ	PIO	Wed, Jun 29, 2022	31.99	31.99	31.00	31.21
3788	NASDAQ	PIO	Tue, Jun 28, 2022	31.72	31.83	31.10	31.10
3787	NASDAQ	PIO	Mon, Jun 27, 2022	31.83	31.83	31.58	31.64
3786	NASDAQ	PIO	Fri, Jun 24, 2022	31.19	31.77	31.19	31.68
3785	NASDAQ	PIO	Thu, Jun 23, 2022	30.44	30.70	30.33	30.70
3784	NASDAQ	PIO	Wed, Jun 22, 2022	30.00	30.50	29.91	30.35
3783	NASDAQ	PIO	Tue, Jun 21, 2022	30.50	30.50	30.21	30.21
3782	NASDAQ	PIO	Fri, Jun 17, 2022	30.29	30.59	30.21	30.30
3781	NASDAQ	PIO	Thu, Jun 16, 2022	30.41	30.41	30.12	30.27
3780	NASDAQ	PIO	Wed, Jun 15, 2022	31.15	31.20	30.74	31.14
3779	NASDAQ	PIO	Tue, Jun 14, 2022	31.14	31.14	30.54	30.69
3778	NASDAQ	PIO	Mon, Jun 13, 2022	31.48	31.61	31.07	31.10
3777	NASDAQ	PIO	Fri, Jun 10, 2022	32.69	32.69	32.25	32.30
3776	NASDAQ	PIO	Thu, Jun 9, 2022	33.66	33.76	33.29	33.31
3775	NASDAQ	PIO	Wed, Jun 8, 2022	34.06	34.06	33.73	33.73
3774	NASDAQ	PIO	Tue, Jun 7, 2022	33.89	34.36	33.89	34.33
3773	NASDAQ	PIO	Mon, Jun 6, 2022	34.49	34.49	34.08	34.18
3772	NASDAQ	PIO	Fri, Jun 3, 2022	34.23	34.27	34.05	34.12
3771	NASDAQ	PIO	Thu, Jun 2, 2022	33.86	34.63	33.77	34.51
3770	NASDAQ	PIO	Wed, Jun 1, 2022	34.14	34.14	33.44	33.51
3769	NASDAQ	PIO	Tue, May 31, 2022	34.12	34.12	33.77	34.02
3768	NASDAQ	PIO	Fri, May 27, 2022	33.84	34.24	33.84	34.17
3767	NASDAQ	PIO	Thu, May 26, 2022	33.29	33.71	33.29	33.60
3766	NASDAQ	PIO	Wed, May 25, 2022	33.15	33.41	32.99	33.33
3765	NASDAQ	PIO	Tue, May 24, 2022	33.36	33.45	32.98	33.32
3764	NASDAQ	PIO	Mon, May 23, 2022	33.46	33.59	33.24	33.46
3763	NASDAQ	PIO	Fri, May 20, 2022	33.24	33.33	32.58	33.05
3762	NASDAQ	PIO	Thu, May 19, 2022	32.54	33.09	32.54	32.92
3761	NASDAQ	PIO	Wed, May 18, 2022	33.20	33.20	32.46	32.53
3760	NASDAQ	PIO	Tue, May 17, 2022	33.51	33.60	33.27	33.59
3759	NASDAQ	PIO	Mon, May 16, 2022	33.03	33.07	32.80	32.96
3758	NASDAQ	PIO	Fri, May 13, 2022	32.78	33.20	32.78	33.09
3757	NASDAQ	PIO	Thu, May 12, 2022	32.05	32.45	31.95	32.29
3756	NASDAQ	PIO	Wed, May 11, 2022	32.47	32.83	32.19	32.19
3755	NASDAQ	PIO	Tue, May 10, 2022	33.07	33.07	32.22	32.47
3754	NASDAQ	PIO	Mon, May 9, 2022	32.64	32.79	32.33	32.39
3753	NASDAQ	PIO	Fri, May 6, 2022	33.37	33.37	32.82	33.08
3752	NASDAQ	PIO	Thu, May 5, 2022	34.67	34.67	33.65	33.73
3751	NASDAQ	PIO	Wed, May 4, 2022	33.95	35.00	33.91	35.00
3750	NASDAQ	PIO	Tue, May 3, 2022	33.95	34.13	33.89	33.99
3749	NASDAQ	PIO	Mon, May 2, 2022	34.08	34.24	33.54	33.97
3748	NASDAQ	PIO	Fri, Apr 29, 2022	34.83	35.03	34.11	34.15
3747	NASDAQ	PIO	Thu, Apr 28, 2022	34.59	34.97	34.37	34.89
3746	NASDAQ	PIO	Wed, Apr 27, 2022	34.19	34.56	34.19	34.29
3745	NASDAQ	PIO	Tue, Apr 26, 2022	34.93	34.96	34.19	34.23
3744	NASDAQ	PIO	Mon, Apr 25, 2022	34.99	35.17	34.59	35.14
3743	NASDAQ	PIO	Fri, Apr 22, 2022	35.85	35.92	35.25	35.29
3742	NASDAQ	PIO	Thu, Apr 21, 2022	36.60	36.63	35.86	35.86
3741	NASDAQ	PIO	Wed, Apr 20, 2022	35.96	36.37	35.96	36.24
3740	NASDAQ	PIO	Tue, Apr 19, 2022	35.25	35.71	35.20	35.71
3739	NASDAQ	PIO	Mon, Apr 18, 2022	35.59	35.59	35.20	35.25
3738	NASDAQ	PIO	Thu, Apr 14, 2022	36.12	36.12	35.66	35.66
3737	NASDAQ	PIO	Wed, Apr 13, 2022	35.59	36.07	35.54	35.98
3736	NASDAQ	PIO	Tue, Apr 12, 2022	35.92	36.00	35.46	35.48
3735	NASDAQ	PIO	Mon, Apr 11, 2022	36.20	36.20	35.83	35.84
3734	NASDAQ	PIO	Fri, Apr 8, 2022	36.53	36.66	36.46	36.48
3733	NASDAQ	PIO	Thu, Apr 7, 2022	36.26	36.68	36.17	36.66
3732	NASDAQ	PIO	Wed, Apr 6, 2022	36.14	36.30	36.00	36.29
3731	NASDAQ	PIO	Tue, Apr 5, 2022	36.89	37.02	36.50	36.59
3730	NASDAQ	PIO	Mon, Apr 4, 2022	36.89	37.03	36.67	36.91
3729	NASDAQ	PIO	Fri, Apr 1, 2022	36.61	36.85	36.52	36.81
3728	NASDAQ	PIO	Thu, Mar 31, 2022	37.05	37.09	36.52	36.52
3727	NASDAQ	PIO	Wed, Mar 30, 2022	37.16	37.20	36.92	37.02
3726	NASDAQ	PIO	Tue, Mar 29, 2022	37.05	37.32	37.03	37.29
3725	NASDAQ	PIO	Mon, Mar 28, 2022	36.43	36.60	36.28	36.55
3724	NASDAQ	PIO	Fri, Mar 25, 2022	36.52	36.55	36.24	36.55
3723	NASDAQ	PIO	Thu, Mar 24, 2022	36.51	36.65	36.39	36.65
3722	NASDAQ	PIO	Wed, Mar 23, 2022	36.82	36.82	36.48	36.52
3721	NASDAQ	PIO	Tue, Mar 22, 2022	36.98	37.17	36.98	37.16
3720	NASDAQ	PIO	Mon, Mar 21, 2022	37.12	37.12	36.64	36.88
3719	NASDAQ	PIO	Fri, Mar 18, 2022	36.52	37.22	36.50	37.20
3718	NASDAQ	PIO	Thu, Mar 17, 2022	36.23	36.66	36.23	36.59
3717	NASDAQ	PIO	Wed, Mar 16, 2022	35.71	36.18	35.47	36.11
3716	NASDAQ	PIO	Tue, Mar 15, 2022	35.25	35.42	35.13	35.41
3715	NASDAQ	PIO	Mon, Mar 14, 2022	35.00	35.61	35.00	35.13
3714	NASDAQ	PIO	Fri, Mar 11, 2022	35.30	35.30	34.65	34.65
3713	NASDAQ	PIO	Thu, Mar 10, 2022	35.03	35.11	34.84	34.99
3712	NASDAQ	PIO	Wed, Mar 9, 2022	35.13	35.73	35.10	35.61
3711	NASDAQ	PIO	Tue, Mar 8, 2022	34.58	35.04	34.17	34.30
3710	NASDAQ	PIO	Mon, Mar 7, 2022	35.53	35.53	34.50	34.51
3709	NASDAQ	PIO	Fri, Mar 4, 2022	35.77	35.80	35.39	35.59
3708	NASDAQ	PIO	Thu, Mar 3, 2022	36.57	36.66	36.18	36.35
3707	NASDAQ	PIO	Wed, Mar 2, 2022	36.27	36.67	36.13	36.52
3706	NASDAQ	PIO	Tue, Mar 1, 2022	36.80	36.86	36.10	36.37
3705	NASDAQ	PIO	Mon, Feb 28, 2022	36.78	36.97	36.47	36.72
3704	NASDAQ	PIO	Fri, Feb 25, 2022	36.58	37.20	36.50	37.12
3703	NASDAQ	PIO	Thu, Feb 24, 2022	35.11	36.31	35.04	36.22
3702	NASDAQ	PIO	Wed, Feb 23, 2022	36.84	36.84	36.10	36.22
3701	NASDAQ	PIO	Tue, Feb 22, 2022	36.61	36.79	36.34	36.41
3700	NASDAQ	PIO	Fri, Feb 18, 2022	36.96	37.09	36.76	36.84
3699	NASDAQ	PIO	Thu, Feb 17, 2022	37.09	37.26	36.76	36.79
3698	NASDAQ	PIO	Wed, Feb 16, 2022	37.17	37.33	36.96	37.33
3697	NASDAQ	PIO	Tue, Feb 15, 2022	37.29	37.50	37.15	37.31
3696	NASDAQ	PIO	Mon, Feb 14, 2022	36.90	36.98	36.54	36.77
3695	NASDAQ	PIO	Fri, Feb 11, 2022	37.64	37.78	36.85	36.90
3694	NASDAQ	PIO	Thu, Feb 10, 2022	37.88	38.32	37.57	37.63
3693	NASDAQ	PIO	Wed, Feb 9, 2022	38.19	38.41	38.19	38.33
3692	NASDAQ	PIO	Tue, Feb 8, 2022	37.44	37.85	37.28	37.71
3691	NASDAQ	PIO	Mon, Feb 7, 2022	37.73	37.84	37.50	37.52
3690	NASDAQ	PIO	Fri, Feb 4, 2022	37.99	38.09	37.59	37.93
3689	NASDAQ	PIO	Thu, Feb 3, 2022	38.51	38.62	38.00	38.00
3688	NASDAQ	PIO	Wed, Feb 2, 2022	38.81	39.03	38.77	38.96
3687	NASDAQ	PIO	Tue, Feb 1, 2022	38.73	38.81	38.25	38.67
3686	NASDAQ	PIO	Mon, Jan 31, 2022	37.97	38.59	37.86	38.44
3685	NASDAQ	PIO	Fri, Jan 28, 2022	37.31	37.80	37.01	37.77
3684	NASDAQ	PIO	Thu, Jan 27, 2022	37.70	37.93	37.21	37.38
3683	NASDAQ	PIO	Wed, Jan 26, 2022	38.20	38.36	37.40	37.57
3682	NASDAQ	PIO	Tue, Jan 25, 2022	37.91	38.05	37.44	37.75
3681	NASDAQ	PIO	Mon, Jan 24, 2022	38.20	38.48	37.30	38.48
3680	NASDAQ	PIO	Fri, Jan 21, 2022	38.95	39.14	38.62	38.68
3679	NASDAQ	PIO	Thu, Jan 20, 2022	39.76	39.92	39.17	39.18
3678	NASDAQ	PIO	Wed, Jan 19, 2022	39.72	39.88	39.47	39.47
3677	NASDAQ	PIO	Tue, Jan 18, 2022	39.90	39.90	39.50	39.63
3676	NASDAQ	PIO	Fri, Jan 14, 2022	40.75	40.75	40.02	40.25
3675	NASDAQ	PIO	Thu, Jan 13, 2022	41.60	41.67	40.95	40.99
3674	NASDAQ	PIO	Wed, Jan 12, 2022	41.53	41.73	41.46	41.63
3673	NASDAQ	PIO	Tue, Jan 11, 2022	41.14	41.29	40.83	41.21
3672	NASDAQ	PIO	Mon, Jan 10, 2022	41.15	41.15	40.58	40.97
3671	NASDAQ	PIO	Fri, Jan 7, 2022	41.94	41.94	41.57	41.68
3670	NASDAQ	PIO	Thu, Jan 6, 2022	42.09	42.16	41.93	41.97
3669	NASDAQ	PIO	Wed, Jan 5, 2022	42.84	43.07	42.44	42.46
3668	NASDAQ	PIO	Tue, Jan 4, 2022	43.03	43.04	42.78	42.80
3667	NASDAQ	PIO	Mon, Jan 3, 2022	43.54	43.54	42.78	43.08
3666	NASDAQ	PIO	Fri, Dec 31, 2021	43.28	43.63	43.28	43.45
3665	NASDAQ	PIO	Thu, Dec 30, 2021	43.49	43.54	43.37	43.39
3664	NASDAQ	PIO	Wed, Dec 29, 2021	43.43	43.60	43.36	43.52
3663	NASDAQ	PIO	Tue, Dec 28, 2021	43.20	43.38	43.16	43.29
3662	NASDAQ	PIO	Mon, Dec 27, 2021	42.77	43.18	42.73	43.18
3661	NASDAQ	PIO	Thu, Dec 23, 2021	42.42	42.75	42.42	42.68
3660	NASDAQ	PIO	Wed, Dec 22, 2021	41.91	42.39	41.91	42.35
3659	NASDAQ	PIO	Tue, Dec 21, 2021	41.78	41.95	41.61	41.95
3658	NASDAQ	PIO	Mon, Dec 20, 2021	41.48	41.56	41.13	41.43
3657	NASDAQ	PIO	Fri, Dec 17, 2021	42.25	42.37	41.82	41.91
3656	NASDAQ	PIO	Thu, Dec 16, 2021	42.71	42.86	42.37	42.49
3655	NASDAQ	PIO	Wed, Dec 15, 2021	42.00	42.69	41.90	42.60
3654	NASDAQ	PIO	Tue, Dec 14, 2021	42.45	42.51	41.82	41.91
3653	NASDAQ	PIO	Mon, Dec 13, 2021	42.58	42.75	42.47	42.56
3652	NASDAQ	PIO	Fri, Dec 10, 2021	42.64	42.71	42.54	42.61
3651	NASDAQ	PIO	Thu, Dec 9, 2021	42.63	42.68	42.46	42.54
3650	NASDAQ	PIO	Wed, Dec 8, 2021	42.52	42.69	42.44	42.69
3649	NASDAQ	PIO	Tue, Dec 7, 2021	42.11	42.50	42.11	42.33
3648	NASDAQ	PIO	Mon, Dec 6, 2021	41.43	41.70	41.40	41.53
3647	NASDAQ	PIO	Fri, Dec 3, 2021	41.49	41.49	40.85	41.08
3646	NASDAQ	PIO	Thu, Dec 2, 2021	40.90	41.45	40.90	41.28
3645	NASDAQ	PIO	Wed, Dec 1, 2021	41.33	41.75	40.68	40.68
3644	NASDAQ	PIO	Tue, Nov 30, 2021	41.73	41.83	40.96	41.08
3643	NASDAQ	PIO	Mon, Nov 29, 2021	41.65	41.93	41.53	41.80
3642	NASDAQ	PIO	Fri, Nov 26, 2021	41.68	41.93	41.32	41.46
3641	NASDAQ	PIO	Wed, Nov 24, 2021	41.91	42.06	41.76	41.98
3640	NASDAQ	PIO	Tue, Nov 23, 2021	42.31	42.31	41.91	42.13
3639	NASDAQ	PIO	Mon, Nov 22, 2021	42.79	42.86	42.40	42.44
3638	NASDAQ	PIO	Fri, Nov 19, 2021	42.68	42.90	42.66	42.76
3637	NASDAQ	PIO	Thu, Nov 18, 2021	42.65	42.82	42.60	42.69
3636	NASDAQ	PIO	Wed, Nov 17, 2021	42.67	42.67	42.53	42.61
3635	NASDAQ	PIO	Tue, Nov 16, 2021	42.54	42.84	42.54	42.76
3634	NASDAQ	PIO	Mon, Nov 15, 2021	42.95	42.99	42.68	42.69
3633	NASDAQ	PIO	Fri, Nov 12, 2021	42.58	42.88	42.57	42.83
3632	NASDAQ	PIO	Thu, Nov 11, 2021	42.49	42.56	42.39	42.46
3631	NASDAQ	PIO	Wed, Nov 10, 2021	42.27	42.47	42.17	42.29
3630	NASDAQ	PIO	Tue, Nov 9, 2021	42.41	42.50	42.29	42.35
3629	NASDAQ	PIO	Mon, Nov 8, 2021	42.20	42.42	42.16	42.42
3628	NASDAQ	PIO	Fri, Nov 5, 2021	42.11	42.11	41.82	41.94
3627	NASDAQ	PIO	Thu, Nov 4, 2021	42.00	42.30	42.00	42.21
3626	NASDAQ	PIO	Wed, Nov 3, 2021	41.94	42.00	41.59	42.00
3625	NASDAQ	PIO	Tue, Nov 2, 2021	41.79	42.11	41.79	42.01
3624	NASDAQ	PIO	Mon, Nov 1, 2021	41.94	42.00	41.78	41.94
3623	NASDAQ	PIO	Fri, Oct 29, 2021	41.71	41.82	41.63	41.70
3622	NASDAQ	PIO	Thu, Oct 28, 2021	41.53	41.89	41.53	41.87
3621	NASDAQ	PIO	Wed, Oct 27, 2021	41.60	41.70	41.38	41.39
3620	NASDAQ	PIO	Tue, Oct 26, 2021	41.81	41.87	41.51	41.53
3619	NASDAQ	PIO	Mon, Oct 25, 2021	41.57	41.75	41.36	41.61
3618	NASDAQ	PIO	Fri, Oct 22, 2021	41.61	41.75	41.56	41.68
3617	NASDAQ	PIO	Thu, Oct 21, 2021	41.21	41.50	41.08	41.49
3616	NASDAQ	PIO	Wed, Oct 20, 2021	41.19	41.42	41.19	41.37
3615	NASDAQ	PIO	Tue, Oct 19, 2021	40.89	41.07	40.89	40.93
3614	NASDAQ	PIO	Mon, Oct 18, 2021	40.54	40.77	40.50	40.76
3613	NASDAQ	PIO	Fri, Oct 15, 2021	40.72	40.82	40.60	40.60
3612	NASDAQ	PIO	Thu, Oct 14, 2021	40.21	40.49	40.16	40.45
3611	NASDAQ	PIO	Wed, Oct 13, 2021	39.75	39.99	39.73	39.92
3610	NASDAQ	PIO	Tue, Oct 12, 2021	39.53	39.63	39.33	39.42
3609	NASDAQ	PIO	Mon, Oct 11, 2021	39.60	39.77	39.32	39.32
3608	NASDAQ	PIO	Fri, Oct 8, 2021	39.94	39.94	39.59	39.66
3607	NASDAQ	PIO	Thu, Oct 7, 2021	39.87	40.19	39.87	39.94
3606	NASDAQ	PIO	Wed, Oct 6, 2021	39.37	39.77	39.25	39.77
3605	NASDAQ	PIO	Tue, Oct 5, 2021	39.64	40.07	39.59	39.96
3604	NASDAQ	PIO	Mon, Oct 4, 2021	39.90	40.02	39.28	39.51
3603	NASDAQ	PIO	Fri, Oct 1, 2021	39.93	40.00	39.50	39.83
3602	NASDAQ	PIO	Thu, Sep 30, 2021	40.42	40.45	39.70	39.70
3601	NASDAQ	PIO	Wed, Sep 29, 2021	40.29	40.39	40.15	40.15
3600	NASDAQ	PIO	Tue, Sep 28, 2021	40.69	40.73	40.05	40.12
3599	NASDAQ	PIO	Mon, Sep 27, 2021	41.61	41.62	41.27	41.41
3598	NASDAQ	PIO	Fri, Sep 24, 2021	41.95	42.04	41.83	41.86
3597	NASDAQ	PIO	Thu, Sep 23, 2021	42.18	42.53	42.18	42.33
3596	NASDAQ	PIO	Wed, Sep 22, 2021	41.87	42.27	41.82	42.00
3595	NASDAQ	PIO	Tue, Sep 21, 2021	42.05	42.11	41.81	41.81
3594	NASDAQ	PIO	Mon, Sep 20, 2021	41.61	41.88	41.41	41.79
3593	NASDAQ	PIO	Fri, Sep 17, 2021	42.93	42.93	42.36	42.45
3592	NASDAQ	PIO	Thu, Sep 16, 2021	43.14	43.14	42.90	43.09
3591	NASDAQ	PIO	Wed, Sep 15, 2021	43.15	43.35	43.07	43.31
3590	NASDAQ	PIO	Tue, Sep 14, 2021	43.28	43.35	43.04	43.15
3589	NASDAQ	PIO	Mon, Sep 13, 2021	43.62	43.62	43.00	43.12
3588	NASDAQ	PIO	Fri, Sep 10, 2021	43.58	43.61	43.20	43.20
3587	NASDAQ	PIO	Thu, Sep 9, 2021	43.57	43.71	43.32	43.44
3586	NASDAQ	PIO	Wed, Sep 8, 2021	43.47	43.57	43.29	43.54
3585	NASDAQ	PIO	Tue, Sep 7, 2021	43.72	43.80	43.51	43.54
3584	NASDAQ	PIO	Fri, Sep 3, 2021	43.86	43.99	43.72	43.80
3583	NASDAQ	PIO	Thu, Sep 2, 2021	43.61	43.84	43.61	43.84
3582	NASDAQ	PIO	Wed, Sep 1, 2021	43.23	43.42	43.14	43.39
3581	NASDAQ	PIO	Tue, Aug 31, 2021	43.18	43.22	42.93	42.97
3580	NASDAQ	PIO	Mon, Aug 30, 2021	42.85	43.00	42.77	42.91
3579	NASDAQ	PIO	Fri, Aug 27, 2021	42.55	42.81	42.55	42.77
3578	NASDAQ	PIO	Thu, Aug 26, 2021	42.50	42.63	42.35	42.35
3577	NASDAQ	PIO	Wed, Aug 25, 2021	42.57	42.74	42.49	42.70
3576	NASDAQ	PIO	Tue, Aug 24, 2021	42.46	42.69	42.46	42.66
3575	NASDAQ	PIO	Mon, Aug 23, 2021	42.62	42.67	42.50	42.62
3574	NASDAQ	PIO	Fri, Aug 20, 2021	42.16	42.50	42.05	42.50
3573	NASDAQ	PIO	Thu, Aug 19, 2021	41.73	42.16	41.58	42.11
3572	NASDAQ	PIO	Wed, Aug 18, 2021	42.34	42.42	42.07	42.07
3571	NASDAQ	PIO	Tue, Aug 17, 2021	42.52	42.62	42.22	42.37
3570	NASDAQ	PIO	Mon, Aug 16, 2021	42.54	42.73	42.31	42.73
3569	NASDAQ	PIO	Fri, Aug 13, 2021	42.69	42.70	42.58	42.61
3568	NASDAQ	PIO	Thu, Aug 12, 2021	42.50	42.59	42.37	42.59
3567	NASDAQ	PIO	Wed, Aug 11, 2021	42.37	42.44	42.28	42.43
3566	NASDAQ	PIO	Tue, Aug 10, 2021	42.09	42.18	42.01	42.07
3565	NASDAQ	PIO	Mon, Aug 9, 2021	42.16	42.16	41.95	41.96
3564	NASDAQ	PIO	Fri, Aug 6, 2021	42.25	42.28	42.07	42.08
3563	NASDAQ	PIO	Thu, Aug 5, 2021	42.57	42.57	42.19	42.31
3562	NASDAQ	PIO	Wed, Aug 4, 2021	42.57	42.63	42.37	42.48
3561	NASDAQ	PIO	Tue, Aug 3, 2021	42.12	42.45	42.00	42.44
3560	NASDAQ	PIO	Mon, Aug 2, 2021	42.15	42.28	42.01	42.10
3559	NASDAQ	PIO	Fri, Jul 30, 2021	42.00	42.14	41.97	42.04
3558	NASDAQ	PIO	Thu, Jul 29, 2021	41.79	42.07	41.77	42.04
3557	NASDAQ	PIO	Wed, Jul 28, 2021	41.53	41.63	41.33	41.63
3556	NASDAQ	PIO	Tue, Jul 27, 2021	41.24	41.49	41.10	41.49
3555	NASDAQ	PIO	Mon, Jul 26, 2021	41.35	41.47	41.23	41.36
3554	NASDAQ	PIO	Fri, Jul 23, 2021	41.14	41.35	41.14	41.35
3553	NASDAQ	PIO	Thu, Jul 22, 2021	40.89	41.02	40.82	40.98
3552	NASDAQ	PIO	Wed, Jul 21, 2021	40.62	40.74	40.60	40.72
3551	NASDAQ	PIO	Tue, Jul 20, 2021	40.04	40.57	40.03	40.55
3550	NASDAQ	PIO	Mon, Jul 19, 2021	40.21	40.26	39.76	40.00
3549	NASDAQ	PIO	Fri, Jul 16, 2021	40.73	40.80	40.48	40.54
3548	NASDAQ	PIO	Thu, Jul 15, 2021	40.54	40.76	40.47	40.64
3547	NASDAQ	PIO	Wed, Jul 14, 2021	40.80	40.89	40.71	40.79
3546	NASDAQ	PIO	Tue, Jul 13, 2021	40.78	40.89	40.71	40.78
3545	NASDAQ	PIO	Mon, Jul 12, 2021	40.60	40.85	40.60	40.85
3544	NASDAQ	PIO	Fri, Jul 9, 2021	40.28	40.55	40.28	40.55
3543	NASDAQ	PIO	Thu, Jul 8, 2021	40.23	40.23	39.87	40.07
3542	NASDAQ	PIO	Wed, Jul 7, 2021	40.14	40.50	40.12	40.50
3541	NASDAQ	PIO	Tue, Jul 6, 2021	40.10	40.10	39.78	39.94
3540	NASDAQ	PIO	Fri, Jul 2, 2021	39.92	40.07	39.90	40.05
3539	NASDAQ	PIO	Thu, Jul 1, 2021	39.77	39.91	39.69	39.91
3538	NASDAQ	PIO	Wed, Jun 30, 2021	39.68	39.72	39.50	39.69
3537	NASDAQ	PIO	Tue, Jun 29, 2021	39.97	39.99	39.88	39.96
3536	NASDAQ	PIO	Mon, Jun 28, 2021	39.80	39.90	39.72	39.89
3535	NASDAQ	PIO	Fri, Jun 25, 2021	39.77	39.85	39.69	39.73
3534	NASDAQ	PIO	Thu, Jun 24, 2021	39.68	39.69	39.48	39.69
3533	NASDAQ	PIO	Wed, Jun 23, 2021	39.70	39.70	39.42	39.42
3532	NASDAQ	PIO	Tue, Jun 22, 2021	39.48	39.79	39.48	39.70
3531	NASDAQ	PIO	Mon, Jun 21, 2021	39.08	39.51	39.07	39.42
3530	NASDAQ	PIO	Fri, Jun 18, 2021	39.24	39.26	39.05	39.05
3529	NASDAQ	PIO	Thu, Jun 17, 2021	39.46	39.60	39.31	39.53
3528	NASDAQ	PIO	Wed, Jun 16, 2021	40.20	40.26	39.68	39.79
3527	NASDAQ	PIO	Tue, Jun 15, 2021	40.13	40.13	39.92	40.13
3526	NASDAQ	PIO	Mon, Jun 14, 2021	39.95	39.98	39.78	39.98
3525	NASDAQ	PIO	Fri, Jun 11, 2021	39.83	39.87	39.65	39.83
3524	NASDAQ	PIO	Thu, Jun 10, 2021	39.57	39.69	39.52	39.66
3523	NASDAQ	PIO	Wed, Jun 9, 2021	39.69	39.69	39.55	39.55
3522	NASDAQ	PIO	Tue, Jun 8, 2021	39.73	39.76	39.58	39.72
3521	NASDAQ	PIO	Mon, Jun 7, 2021	39.72	39.72	39.57	39.60
3520	NASDAQ	PIO	Fri, Jun 4, 2021	39.59	39.70	39.51	39.67
3519	NASDAQ	PIO	Thu, Jun 3, 2021	39.47	39.54	39.28	39.30
3518	NASDAQ	PIO	Wed, Jun 2, 2021	39.66	39.66	39.54	39.65
3517	NASDAQ	PIO	Tue, Jun 1, 2021	39.88	39.91	39.60	39.62
3516	NASDAQ	PIO	Fri, May 28, 2021	39.74	39.84	39.60	39.60
3515	NASDAQ	PIO	Thu, May 27, 2021	39.62	39.71	39.59	39.69
3514	NASDAQ	PIO	Wed, May 26, 2021	39.59	39.59	39.45	39.47
3513	NASDAQ	PIO	Tue, May 25, 2021	39.40	39.52	39.35	39.39
3512	NASDAQ	PIO	Mon, May 24, 2021	39.28	39.39	39.23	39.36
3511	NASDAQ	PIO	Fri, May 21, 2021	39.20	39.29	39.07	39.14
3510	NASDAQ	PIO	Thu, May 20, 2021	38.76	39.18	38.76	39.15
3509	NASDAQ	PIO	Wed, May 19, 2021	38.46	38.62	38.31	38.54
3508	NASDAQ	PIO	Tue, May 18, 2021	38.99	39.00	38.76	38.76
3507	NASDAQ	PIO	Mon, May 17, 2021	38.91	38.95	38.76	38.76
3506	NASDAQ	PIO	Fri, May 14, 2021	38.87	39.16	38.87	39.16
3505	NASDAQ	PIO	Thu, May 13, 2021	38.04	38.66	38.04	38.64
3504	NASDAQ	PIO	Wed, May 12, 2021	38.70	38.70	37.86	37.90
3503	NASDAQ	PIO	Tue, May 11, 2021	38.87	38.96	38.63	38.77
3502	NASDAQ	PIO	Mon, May 10, 2021	39.48	39.68	39.36	39.36
3501	NASDAQ	PIO	Fri, May 7, 2021	39.24	39.47	39.13	39.40
3500	NASDAQ	PIO	Thu, May 6, 2021	38.97	39.05	38.85	39.05
3499	NASDAQ	PIO	Wed, May 5, 2021	38.77	38.88	38.56	38.80
3498	NASDAQ	PIO	Tue, May 4, 2021	38.48	38.55	38.31	38.55
3497	NASDAQ	PIO	Mon, May 3, 2021	38.68	38.72	38.51	38.72
3496	NASDAQ	PIO	Fri, Apr 30, 2021	38.57	38.67	38.30	38.37
3495	NASDAQ	PIO	Thu, Apr 29, 2021	38.69	38.83	38.62	38.79
3494	NASDAQ	PIO	Wed, Apr 28, 2021	38.65	38.70	38.57	38.66
3493	NASDAQ	PIO	Tue, Apr 27, 2021	38.69	38.70	38.52	38.65
3492	NASDAQ	PIO	Mon, Apr 26, 2021	38.84	38.86	38.66	38.66
3491	NASDAQ	PIO	Fri, Apr 23, 2021	38.59	38.90	38.59	38.87
3490	NASDAQ	PIO	Thu, Apr 22, 2021	38.52	38.69	38.40	38.48
3489	NASDAQ	PIO	Wed, Apr 21, 2021	37.96	38.32	37.96	38.31
3488	NASDAQ	PIO	Tue, Apr 20, 2021	38.05	38.16	38.02	38.11
3487	NASDAQ	PIO	Mon, Apr 19, 2021	38.28	38.28	38.12	38.23
3486	NASDAQ	PIO	Fri, Apr 16, 2021	37.92	38.24	37.92	38.22
3485	NASDAQ	PIO	Thu, Apr 15, 2021	37.56	37.89	37.53	37.87
3484	NASDAQ	PIO	Wed, Apr 14, 2021	37.68	37.68	37.44	37.49
3483	NASDAQ	PIO	Tue, Apr 13, 2021	37.66	37.76	37.58	37.70
3482	NASDAQ	PIO	Mon, Apr 12, 2021	37.51	37.70	37.51	37.69
3481	NASDAQ	PIO	Fri, Apr 9, 2021	37.16	37.31	37.16	37.26
3480	NASDAQ	PIO	Thu, Apr 8, 2021	36.93	37.09	36.93	37.05
3479	NASDAQ	PIO	Wed, Apr 7, 2021	36.90	36.91	36.69	36.80
3478	NASDAQ	PIO	Tue, Apr 6, 2021	36.77	37.02	36.77	36.95
3477	NASDAQ	PIO	Mon, Apr 5, 2021	36.88	37.06	36.73	37.06
3476	NASDAQ	PIO	Thu, Apr 1, 2021	36.43	36.59	36.36	36.57
3475	NASDAQ	PIO	Wed, Mar 31, 2021	36.15	36.31	36.15	36.22
3474	NASDAQ	PIO	Tue, Mar 30, 2021	36.20	36.20	36.03	36.10
3473	NASDAQ	PIO	Mon, Mar 29, 2021	36.20	36.41	36.14	36.36
3472	NASDAQ	PIO	Fri, Mar 26, 2021	35.80	36.23	35.80	36.23
3471	NASDAQ	PIO	Thu, Mar 25, 2021	35.41	35.74	35.29	35.71
3470	NASDAQ	PIO	Wed, Mar 24, 2021	35.50	35.67	35.46	35.50
3469	NASDAQ	PIO	Tue, Mar 23, 2021	35.59	35.77	35.42	35.42
3468	NASDAQ	PIO	Mon, Mar 22, 2021	35.63	35.77	35.44	35.72
3467	NASDAQ	PIO	Fri, Mar 19, 2021	35.51	35.75	35.46	35.66
3466	NASDAQ	PIO	Thu, Mar 18, 2021	35.49	35.76	35.45	35.49
3465	NASDAQ	PIO	Wed, Mar 17, 2021	35.65	35.82	35.52	35.74
3464	NASDAQ	PIO	Tue, Mar 16, 2021	35.90	35.93	35.75	35.77
3463	NASDAQ	PIO	Mon, Mar 15, 2021	35.63	35.81	35.36	35.71
3462	NASDAQ	PIO	Fri, Mar 12, 2021	35.48	35.59	35.44	35.58
3461	NASDAQ	PIO	Thu, Mar 11, 2021	35.50	35.66	35.41	35.57
3460	NASDAQ	PIO	Wed, Mar 10, 2021	35.18	35.32	35.00	35.21
3459	NASDAQ	PIO	Tue, Mar 9, 2021	35.06	35.25	35.02	35.02
3458	NASDAQ	PIO	Mon, Mar 8, 2021	34.59	34.93	34.56	34.61
3457	NASDAQ	PIO	Fri, Mar 5, 2021	34.42	34.65	33.98	34.60
3456	NASDAQ	PIO	Thu, Mar 4, 2021	34.62	34.71	33.91	34.14
3455	NASDAQ	PIO	Wed, Mar 3, 2021	34.89	34.89	34.54	34.55
3454	NASDAQ	PIO	Tue, Mar 2, 2021	35.19	35.19	34.90	35.07
3453	NASDAQ	PIO	Mon, Mar 1, 2021	34.75	35.15	34.75	35.06
3452	NASDAQ	PIO	Fri, Feb 26, 2021	34.81	34.83	34.50	34.50
3451	NASDAQ	PIO	Thu, Feb 25, 2021	35.53	35.59	34.91	34.94
3450	NASDAQ	PIO	Wed, Feb 24, 2021	35.32	35.63	35.25	35.57
3449	NASDAQ	PIO	Tue, Feb 23, 2021	35.19	35.53	35.14	35.41
3448	NASDAQ	PIO	Mon, Feb 22, 2021	35.57	35.57	35.30	35.30
3447	NASDAQ	PIO	Fri, Feb 19, 2021	35.84	35.90	35.70	35.70
3446	NASDAQ	PIO	Thu, Feb 18, 2021	35.61	35.72	35.47	35.55
3445	NASDAQ	PIO	Wed, Feb 17, 2021	35.88	35.88	35.60	35.70
3444	NASDAQ	PIO	Tue, Feb 16, 2021	36.40	36.44	36.03	36.03
3443	NASDAQ	PIO	Fri, Feb 12, 2021	36.19	36.38	36.18	36.35
3442	NASDAQ	PIO	Thu, Feb 11, 2021	36.28	36.28	36.08	36.21
3441	NASDAQ	PIO	Wed, Feb 10, 2021	36.27	36.27	36.02	36.05
3440	NASDAQ	PIO	Tue, Feb 9, 2021	36.04	36.19	36.02	36.14
3439	NASDAQ	PIO	Mon, Feb 8, 2021	35.91	36.04	35.91	35.95
3438	NASDAQ	PIO	Fri, Feb 5, 2021	35.65	35.79	35.65	35.78
3437	NASDAQ	PIO	Thu, Feb 4, 2021	35.67	35.76	35.60	35.63
3436	NASDAQ	PIO	Wed, Feb 3, 2021	35.99	35.99	35.73	35.79
3435	NASDAQ	PIO	Tue, Feb 2, 2021	35.74	35.98	35.74	35.94
3434	NASDAQ	PIO	Mon, Feb 1, 2021	35.34	35.49	35.22	35.45
3433	NASDAQ	PIO	Fri, Jan 29, 2021	35.21	35.24	34.74	34.88
3432	NASDAQ	PIO	Thu, Jan 28, 2021	35.31	35.83	35.31	35.45
3431	NASDAQ	PIO	Wed, Jan 27, 2021	35.24	35.37	34.82	35.17
3430	NASDAQ	PIO	Tue, Jan 26, 2021	35.99	36.04	35.73	35.73
3429	NASDAQ	PIO	Mon, Jan 25, 2021	35.97	36.06	35.77	35.96
3428	NASDAQ	PIO	Fri, Jan 22, 2021	35.87	36.05	35.84	36.05
3427	NASDAQ	PIO	Thu, Jan 21, 2021	36.26	36.26	36.00	36.14
3426	NASDAQ	PIO	Wed, Jan 20, 2021	36.20	36.31	36.08	36.27
3425	NASDAQ	PIO	Tue, Jan 19, 2021	36.08	36.11	36.01	36.07
3424	NASDAQ	PIO	Fri, Jan 15, 2021	36.02	36.03	35.68	35.89
3423	NASDAQ	PIO	Thu, Jan 14, 2021	36.40	36.40	36.12	36.12
3422	NASDAQ	PIO	Wed, Jan 13, 2021	36.50	36.53	36.42	36.44
3421	NASDAQ	PIO	Tue, Jan 12, 2021	36.30	36.51	36.22	36.49
3420	NASDAQ	PIO	Mon, Jan 11, 2021	36.06	36.27	36.06	36.23
3419	NASDAQ	PIO	Fri, Jan 8, 2021	36.44	36.59	36.16	36.53
3418	NASDAQ	PIO	Thu, Jan 7, 2021	35.95	36.16	35.92	36.13
3417	NASDAQ	PIO	Wed, Jan 6, 2021	35.11	35.88	35.11	35.74
3416	NASDAQ	PIO	Tue, Jan 5, 2021	34.72	35.16	34.72	35.05
3415	NASDAQ	PIO	Mon, Jan 4, 2021	35.45	35.52	34.71	34.89
3414	NASDAQ	PIO	Thu, Dec 31, 2020	34.94	34.99	34.78	34.93
3413	NASDAQ	PIO	Wed, Dec 30, 2020	35.04	35.14	34.95	34.99
3412	NASDAQ	PIO	Tue, Dec 29, 2020	35.11	35.25	34.87	35.01
3411	NASDAQ	PIO	Mon, Dec 28, 2020	34.80	34.98	34.72	34.74
3410	NASDAQ	PIO	Thu, Dec 24, 2020	34.60	34.62	34.42	34.60
3409	NASDAQ	PIO	Wed, Dec 23, 2020	34.58	34.73	34.55	34.56
3408	NASDAQ	PIO	Tue, Dec 22, 2020	34.50	34.50	34.32	34.47
3407	NASDAQ	PIO	Mon, Dec 21, 2020	34.42	34.57	34.00	34.55
3406	NASDAQ	PIO	Fri, Dec 18, 2020	34.97	34.98	34.70	34.85
3405	NASDAQ	PIO	Thu, Dec 17, 2020	34.92	35.00	34.91	34.92
3404	NASDAQ	PIO	Wed, Dec 16, 2020	34.84	34.84	34.58	34.69
3403	NASDAQ	PIO	Tue, Dec 15, 2020	34.46	34.80	34.44	34.78
3402	NASDAQ	PIO	Mon, Dec 14, 2020	34.67	34.70	34.29	34.35
3401	NASDAQ	PIO	Fri, Dec 11, 2020	34.26	34.40	34.26	34.37
3400	NASDAQ	PIO	Thu, Dec 10, 2020	34.36	34.56	34.29	34.42
3399	NASDAQ	PIO	Wed, Dec 9, 2020	34.52	34.62	34.35	34.53
3398	NASDAQ	PIO	Tue, Dec 8, 2020	34.26	34.40	34.26	34.38
3397	NASDAQ	PIO	Mon, Dec 7, 2020	34.28	34.35	34.18	34.22
3396	NASDAQ	PIO	Fri, Dec 4, 2020	34.30	34.44	34.30	34.36
3395	NASDAQ	PIO	Thu, Dec 3, 2020	34.33	34.58	34.25	34.25
3394	NASDAQ	PIO	Wed, Dec 2, 2020	34.31	34.40	34.22	34.33
3393	NASDAQ	PIO	Tue, Dec 1, 2020	34.40	34.55	34.36	34.47
3392	NASDAQ	PIO	Mon, Nov 30, 2020	34.16	34.20	33.90	33.97
3391	NASDAQ	PIO	Fri, Nov 27, 2020	33.87	34.06	33.87	34.04
3390	NASDAQ	PIO	Wed, Nov 25, 2020	33.93	33.96	33.80	33.89
3389	NASDAQ	PIO	Tue, Nov 24, 2020	33.87	34.14	33.83	34.02
3388	NASDAQ	PIO	Mon, Nov 23, 2020	34.01	34.09	33.76	33.82
3387	NASDAQ	PIO	Fri, Nov 20, 2020	33.98	33.99	33.86	33.94
3386	NASDAQ	PIO	Thu, Nov 19, 2020	33.82	33.95	33.74	33.94
3385	NASDAQ	PIO	Wed, Nov 18, 2020	34.16	34.16	33.77	33.84
3384	NASDAQ	PIO	Tue, Nov 17, 2020	34.10	34.26	34.01	34.13
3383	NASDAQ	PIO	Mon, Nov 16, 2020	34.30	34.40	34.12	34.15
3382	NASDAQ	PIO	Fri, Nov 13, 2020	33.69	33.94	33.69	33.92
3381	NASDAQ	PIO	Thu, Nov 12, 2020	33.99	33.99	33.47	33.60
3380	NASDAQ	PIO	Wed, Nov 11, 2020	34.08	34.16	33.92	34.02
3379	NASDAQ	PIO	Tue, Nov 10, 2020	33.76	34.01	33.76	33.80
3378	NASDAQ	PIO	Mon, Nov 9, 2020	34.49	34.72	33.76	33.76
3377	NASDAQ	PIO	Fri, Nov 6, 2020	33.27	33.68	33.12	33.53
3376	NASDAQ	PIO	Thu, Nov 5, 2020	33.16	33.44	33.13	33.35
3375	NASDAQ	PIO	Wed, Nov 4, 2020	32.53	32.83	32.41	32.47
3374	NASDAQ	PIO	Tue, Nov 3, 2020	32.17	32.51	32.08	32.46
3373	NASDAQ	PIO	Mon, Nov 2, 2020	31.55	31.78	31.52	31.70
3372	NASDAQ	PIO	Fri, Oct 30, 2020	31.23	31.34	30.91	31.21
3371	NASDAQ	PIO	Thu, Oct 29, 2020	31.34	31.50	31.06	31.43
3370	NASDAQ	PIO	Wed, Oct 28, 2020	31.61	31.65	31.30	31.30
3369	NASDAQ	PIO	Tue, Oct 27, 2020	32.50	32.50	32.20	32.20
3368	NASDAQ	PIO	Mon, Oct 26, 2020	32.72	32.72	32.39	32.47
3367	NASDAQ	PIO	Fri, Oct 23, 2020	32.98	33.00	32.81	32.96
3366	NASDAQ	PIO	Thu, Oct 22, 2020	32.71	32.88	32.59	32.86
3365	NASDAQ	PIO	Wed, Oct 21, 2020	32.69	32.86	32.64	32.64
3364	NASDAQ	PIO	Tue, Oct 20, 2020	32.66	32.90	32.66	32.71
3363	NASDAQ	PIO	Mon, Oct 19, 2020	32.86	32.91	32.42	32.43
3362	NASDAQ	PIO	Fri, Oct 16, 2020	32.72	32.88	32.72	32.75
3361	NASDAQ	PIO	Thu, Oct 15, 2020	32.34	32.70	32.34	32.63
3360	NASDAQ	PIO	Wed, Oct 14, 2020	32.93	33.03	32.81	32.87
3359	NASDAQ	PIO	Tue, Oct 13, 2020	32.85	32.96	32.80	32.83
3358	NASDAQ	PIO	Mon, Oct 12, 2020	33.01	33.28	33.01	33.13
3357	NASDAQ	PIO	Fri, Oct 9, 2020	32.67	32.92	32.66	32.81
3356	NASDAQ	PIO	Thu, Oct 8, 2020	32.50	32.57	32.42	32.56
3355	NASDAQ	PIO	Wed, Oct 7, 2020	32.18	32.39	32.18	32.33
3354	NASDAQ	PIO	Tue, Oct 6, 2020	32.24	32.38	31.99	32.00
3353	NASDAQ	PIO	Mon, Oct 5, 2020	31.96	32.25	31.96	32.25
3352	NASDAQ	PIO	Fri, Oct 2, 2020	31.53	31.98	31.53	31.89
3351	NASDAQ	PIO	Thu, Oct 1, 2020	31.90	32.00	31.75	31.84
3350	NASDAQ	PIO	Wed, Sep 30, 2020	31.64	31.91	31.64	31.72
3349	NASDAQ	PIO	Tue, Sep 29, 2020	31.58	31.69	31.52	31.59
3348	NASDAQ	PIO	Mon, Sep 28, 2020	31.56	31.70	31.47	31.48
3347	NASDAQ	PIO	Fri, Sep 25, 2020	30.82	31.33	30.82	31.30
3346	NASDAQ	PIO	Thu, Sep 24, 2020	30.78	31.12	30.74	30.90
3345	NASDAQ	PIO	Wed, Sep 23, 2020	31.38	31.39	30.89	30.89
3344	NASDAQ	PIO	Tue, Sep 22, 2020	31.08	31.16	30.98	31.16
3343	NASDAQ	PIO	Mon, Sep 21, 2020	31.14	31.14	30.70	31.00
3342	NASDAQ	PIO	Fri, Sep 18, 2020	31.99	31.99	31.69	31.69
3341	NASDAQ	PIO	Thu, Sep 17, 2020	31.73	31.98	31.67	31.98
3340	NASDAQ	PIO	Wed, Sep 16, 2020	31.98	32.06	31.85	31.87
3339	NASDAQ	PIO	Tue, Sep 15, 2020	31.81	31.90	31.78	31.79
3338	NASDAQ	PIO	Mon, Sep 14, 2020	31.64	31.71	31.59	31.65
3337	NASDAQ	PIO	Fri, Sep 11, 2020	31.34	31.40	31.19	31.35
3336	NASDAQ	PIO	Thu, Sep 10, 2020	31.54	31.56	31.05	31.08
3335	NASDAQ	PIO	Wed, Sep 9, 2020	31.33	31.70	31.33	31.57
3334	NASDAQ	PIO	Tue, Sep 8, 2020	31.15	31.22	30.85	30.98
3333	NASDAQ	PIO	Fri, Sep 4, 2020	31.63	31.71	31.00	31.39
3332	NASDAQ	PIO	Thu, Sep 3, 2020	32.13	32.13	31.32	31.45
3331	NASDAQ	PIO	Wed, Sep 2, 2020	31.89	32.34	31.89	32.34
3330	NASDAQ	PIO	Tue, Sep 1, 2020	31.60	31.73	31.49	31.73
3329	NASDAQ	PIO	Mon, Aug 31, 2020	31.76	31.76	31.56	31.64
3328	NASDAQ	PIO	Fri, Aug 28, 2020	31.57	31.65	31.41	31.65
3327	NASDAQ	PIO	Thu, Aug 27, 2020	31.68	31.68	31.34	31.43
3326	NASDAQ	PIO	Wed, Aug 26, 2020	31.54	31.72	31.54	31.66
3325	NASDAQ	PIO	Tue, Aug 25, 2020	31.66	31.66	31.51	31.58
3324	NASDAQ	PIO	Mon, Aug 24, 2020	31.71	31.73	31.52	31.57
3323	NASDAQ	PIO	Fri, Aug 21, 2020	31.12	31.33	31.11	31.33
3322	NASDAQ	PIO	Thu, Aug 20, 2020	31.10	31.35	31.10	31.35
3321	NASDAQ	PIO	Wed, Aug 19, 2020	31.71	31.71	31.38	31.38
3320	NASDAQ	PIO	Tue, Aug 18, 2020	31.72	31.79	31.60	31.66
3319	NASDAQ	PIO	Mon, Aug 17, 2020	31.54	31.64	31.51	31.52
3318	NASDAQ	PIO	Fri, Aug 14, 2020	31.65	31.68	31.51	31.55
3317	NASDAQ	PIO	Thu, Aug 13, 2020	31.90	31.92	31.82	31.85
3316	NASDAQ	PIO	Wed, Aug 12, 2020	31.57	31.97	31.57	31.88
3315	NASDAQ	PIO	Tue, Aug 11, 2020	31.52	31.61	31.21	31.21
3314	NASDAQ	PIO	Mon, Aug 10, 2020	31.23	31.24	31.14	31.24
3313	NASDAQ	PIO	Fri, Aug 7, 2020	30.99	31.17	30.96	31.17
3312	NASDAQ	PIO	Thu, Aug 6, 2020	30.98	31.13	30.90	31.13
3311	NASDAQ	PIO	Wed, Aug 5, 2020	31.01	31.11	30.91	30.94
3310	NASDAQ	PIO	Tue, Aug 4, 2020	30.68	30.83	30.65	30.80
3309	NASDAQ	PIO	Mon, Aug 3, 2020	30.75	30.92	30.71	30.92
3308	NASDAQ	PIO	Fri, Jul 31, 2020	30.82	30.83	30.35	30.55
3307	NASDAQ	PIO	Thu, Jul 30, 2020	30.83	30.87	30.55	30.86
3306	NASDAQ	PIO	Wed, Jul 29, 2020	31.03	31.31	31.03	31.31
3305	NASDAQ	PIO	Tue, Jul 28, 2020	31.00	31.00	30.80	30.80
3304	NASDAQ	PIO	Mon, Jul 27, 2020	30.87	31.20	30.87	31.11
3303	NASDAQ	PIO	Fri, Jul 24, 2020	30.78	30.79	30.66	30.76
3302	NASDAQ	PIO	Thu, Jul 23, 2020	30.94	31.04	30.77	30.77
3301	NASDAQ	PIO	Wed, Jul 22, 2020	30.76	30.89	30.76	30.89
3300	NASDAQ	PIO	Tue, Jul 21, 2020	30.68	30.76	30.62	30.66
3299	NASDAQ	PIO	Mon, Jul 20, 2020	30.49	30.61	30.48	30.61
3298	NASDAQ	PIO	Fri, Jul 17, 2020	30.24	30.40	30.23	30.35
3297	NASDAQ	PIO	Thu, Jul 16, 2020	30.04	30.29	30.04	30.21
3296	NASDAQ	PIO	Wed, Jul 15, 2020	29.84	30.16	29.84	30.05
3295	NASDAQ	PIO	Tue, Jul 14, 2020	28.99	29.56	28.99	29.56
3294	NASDAQ	PIO	Mon, Jul 13, 2020	29.32	29.54	29.05	29.06
3293	NASDAQ	PIO	Fri, Jul 10, 2020	29.06	29.24	29.00	29.17
3292	NASDAQ	PIO	Thu, Jul 9, 2020	29.19	29.23	28.88	29.01
3291	NASDAQ	PIO	Wed, Jul 8, 2020	29.09	29.24	29.07	29.22
3290	NASDAQ	PIO	Tue, Jul 7, 2020	29.14	29.25	28.97	29.01
3289	NASDAQ	PIO	Mon, Jul 6, 2020	29.32	29.42	29.24	29.34
3288	NASDAQ	PIO	Thu, Jul 2, 2020	29.01	29.17	28.97	28.97
3287	NASDAQ	PIO	Wed, Jul 1, 2020	28.74	28.89	28.74	28.88
3286	NASDAQ	PIO	Tue, Jun 30, 2020	28.44	28.76	28.44	28.73
3285	NASDAQ	PIO	Mon, Jun 29, 2020	28.28	28.50	28.28	28.47
3284	NASDAQ	PIO	Fri, Jun 26, 2020	28.37	28.41	28.09	28.09
3283	NASDAQ	PIO	Thu, Jun 25, 2020	28.16	28.40	28.04	28.39
3282	NASDAQ	PIO	Wed, Jun 24, 2020	28.68	28.77	28.23	28.42
3281	NASDAQ	PIO	Tue, Jun 23, 2020	29.23	29.25	29.02	29.02
3280	NASDAQ	PIO	Mon, Jun 22, 2020	28.84	29.14	28.76	29.08
3279	NASDAQ	PIO	Fri, Jun 19, 2020	29.46	29.46	29.05	29.05
3278	NASDAQ	PIO	Thu, Jun 18, 2020	29.26	29.37	29.26	29.34
3277	NASDAQ	PIO	Wed, Jun 17, 2020	29.44	29.55	29.28	29.35
3276	NASDAQ	PIO	Tue, Jun 16, 2020	29.37	29.60	29.22	29.25
3275	NASDAQ	PIO	Mon, Jun 15, 2020	28.11	28.92	28.03	28.76
3274	NASDAQ	PIO	Fri, Jun 12, 2020	28.87	29.01	28.14	28.64
3273	NASDAQ	PIO	Thu, Jun 11, 2020	29.23	29.23	28.21	28.25
3272	NASDAQ	PIO	Wed, Jun 10, 2020	30.13	30.13	29.87	29.88
3271	NASDAQ	PIO	Tue, Jun 9, 2020	30.02	30.11	29.94	30.01
3270	NASDAQ	PIO	Mon, Jun 8, 2020	30.38	30.49	30.35	30.49
3269	NASDAQ	PIO	Fri, Jun 5, 2020	30.33	30.57	30.24	30.31
3268	NASDAQ	PIO	Thu, Jun 4, 2020	29.81	29.94	29.78	29.85
3267	NASDAQ	PIO	Wed, Jun 3, 2020	29.53	30.05	29.53	30.05
3266	NASDAQ	PIO	Tue, Jun 2, 2020	28.97	29.17	28.97	29.12
3265	NASDAQ	PIO	Mon, Jun 1, 2020	28.70	28.86	28.70	28.86
3264	NASDAQ	PIO	Fri, May 29, 2020	28.48	28.74	28.36	28.70
3263	NASDAQ	PIO	Thu, May 28, 2020	28.32	28.64	28.32	28.40
3262	NASDAQ	PIO	Wed, May 27, 2020	28.00	28.25	27.87	28.21
3261	NASDAQ	PIO	Tue, May 26, 2020	27.74	27.97	27.70	27.90
3260	NASDAQ	PIO	Fri, May 22, 2020	26.81	26.90	26.72	26.89
3259	NASDAQ	PIO	Thu, May 21, 2020	27.04	27.15	26.90	26.98
3258	NASDAQ	PIO	Wed, May 20, 2020	26.91	27.20	26.91	26.97
3257	NASDAQ	PIO	Tue, May 19, 2020	26.88	26.89	26.61	26.61
3256	NASDAQ	PIO	Mon, May 18, 2020	26.62	27.14	26.62	27.14
3255	NASDAQ	PIO	Fri, May 15, 2020	25.93	26.05	25.88	26.05
3254	NASDAQ	PIO	Thu, May 14, 2020	25.65	25.99	25.34	25.96
3253	NASDAQ	PIO	Wed, May 13, 2020	26.45	26.45	25.91	26.09
3252	NASDAQ	PIO	Tue, May 12, 2020	26.91	26.91	26.35	26.39
3251	NASDAQ	PIO	Mon, May 11, 2020	26.70	26.92	26.58	26.92
3250	NASDAQ	PIO	Fri, May 8, 2020	26.76	26.85	26.76	26.80
3249	NASDAQ	PIO	Thu, May 7, 2020	26.44	26.61	26.35	26.46
3248	NASDAQ	PIO	Wed, May 6, 2020	26.49	26.49	26.20	26.25
3247	NASDAQ	PIO	Tue, May 5, 2020	26.44	26.60	26.37	26.37
3246	NASDAQ	PIO	Mon, May 4, 2020	26.01	26.36	25.96	26.36
3245	NASDAQ	PIO	Fri, May 1, 2020	26.50	26.50	26.21	26.23
3244	NASDAQ	PIO	Thu, Apr 30, 2020	27.17	27.17	26.70	26.83
3243	NASDAQ	PIO	Wed, Apr 29, 2020	27.18	27.30	27.11	27.18
3242	NASDAQ	PIO	Tue, Apr 28, 2020	26.91	27.02	26.57	26.68
3241	NASDAQ	PIO	Mon, Apr 27, 2020	26.13	26.56	26.13	26.53
3240	NASDAQ	PIO	Fri, Apr 24, 2020	25.67	25.91	25.60	25.91
3239	NASDAQ	PIO	Thu, Apr 23, 2020	25.88	26.02	25.60	25.68
3238	NASDAQ	PIO	Wed, Apr 22, 2020	25.54	25.72	25.46	25.64
3237	NASDAQ	PIO	Tue, Apr 21, 2020	25.17	25.31	24.94	25.04
3236	NASDAQ	PIO	Mon, Apr 20, 2020	25.74	25.94	25.60	25.64
3235	NASDAQ	PIO	Fri, Apr 17, 2020	25.91	26.11	25.86	26.11
3234	NASDAQ	PIO	Thu, Apr 16, 2020	25.53	25.55	25.12	25.34
3233	NASDAQ	PIO	Wed, Apr 15, 2020	25.57	25.57	25.35	25.40
3232	NASDAQ	PIO	Tue, Apr 14, 2020	25.87	26.11	25.84	26.00
3231	NASDAQ	PIO	Mon, Apr 13, 2020	25.87	25.87	25.28	25.52
3230	NASDAQ	PIO	Thu, Apr 9, 2020	25.76	26.10	25.76	26.06
3229	NASDAQ	PIO	Wed, Apr 8, 2020	24.80	25.40	24.63	25.37
3228	NASDAQ	PIO	Tue, Apr 7, 2020	25.31	25.40	24.56	24.63
3227	NASDAQ	PIO	Mon, Apr 6, 2020	23.98	24.37	23.98	24.37
3226	NASDAQ	PIO	Fri, Apr 3, 2020	23.47	23.48	23.05	23.14
3225	NASDAQ	PIO	Thu, Apr 2, 2020	23.08	23.75	23.08	23.75
3224	NASDAQ	PIO	Wed, Apr 1, 2020	23.73	23.73	23.12	23.12
3223	NASDAQ	PIO	Tue, Mar 31, 2020	24.81	24.81	24.33	24.51
3222	NASDAQ	PIO	Mon, Mar 30, 2020	24.63	25.08	24.48	25.08
3221	NASDAQ	PIO	Fri, Mar 27, 2020	24.19	24.99	24.02	24.50
3220	NASDAQ	PIO	Thu, Mar 26, 2020	23.70	25.16	23.70	25.10
3219	NASDAQ	PIO	Wed, Mar 25, 2020	22.65	23.70	22.55	23.23
3218	NASDAQ	PIO	Tue, Mar 24, 2020	21.77	22.79	21.77	22.79
3217	NASDAQ	PIO	Mon, Mar 23, 2020	21.80	21.97	20.56	20.80
3216	NASDAQ	PIO	Fri, Mar 20, 2020	23.33	23.33	21.93	21.97
3215	NASDAQ	PIO	Thu, Mar 19, 2020	22.97	23.31	22.30	23.07
3214	NASDAQ	PIO	Wed, Mar 18, 2020	23.14	23.75	22.34	23.06
3213	NASDAQ	PIO	Tue, Mar 17, 2020	23.53	24.56	23.19	24.50
3212	NASDAQ	PIO	Mon, Mar 16, 2020	21.45	24.07	21.45	23.55
3211	NASDAQ	PIO	Fri, Mar 13, 2020	25.60	25.92	24.20	25.92
3210	NASDAQ	PIO	Thu, Mar 12, 2020	25.39	25.49	24.09	24.41
3209	NASDAQ	PIO	Wed, Mar 11, 2020	27.73	27.73	26.72	27.02
3208	NASDAQ	PIO	Tue, Mar 10, 2020	28.54	28.54	27.61	28.40
3207	NASDAQ	PIO	Mon, Mar 9, 2020	28.23	28.38	27.53	27.70
3206	NASDAQ	PIO	Fri, Mar 6, 2020	29.35	29.72	29.17	29.72
3205	NASDAQ	PIO	Thu, Mar 5, 2020	30.33	30.42	29.98	30.16
3204	NASDAQ	PIO	Wed, Mar 4, 2020	30.22	30.99	30.17	30.99
3203	NASDAQ	PIO	Tue, Mar 3, 2020	30.09	30.44	29.50	29.64
3202	NASDAQ	PIO	Mon, Mar 2, 2020	28.98	29.80	28.83	29.80
3201	NASDAQ	PIO	Fri, Feb 28, 2020	28.51	28.86	28.13	28.86
3200	NASDAQ	PIO	Thu, Feb 27, 2020	29.98	30.19	29.36	29.36
3199	NASDAQ	PIO	Wed, Feb 26, 2020	30.53	30.77	30.29	30.37
3198	NASDAQ	PIO	Tue, Feb 25, 2020	31.22	31.22	30.37	30.40
3197	NASDAQ	PIO	Mon, Feb 24, 2020	31.21	31.38	31.16	31.28
3196	NASDAQ	PIO	Fri, Feb 21, 2020	32.17	32.31	32.16	32.31
3195	NASDAQ	PIO	Thu, Feb 20, 2020	32.35	32.42	32.05	32.19
3194	NASDAQ	PIO	Wed, Feb 19, 2020	32.29	32.45	32.29	32.39
3193	NASDAQ	PIO	Tue, Feb 18, 2020	32.22	32.22	32.14	32.15
3192	NASDAQ	PIO	Fri, Feb 14, 2020	32.14	32.25	32.12	32.25
3191	NASDAQ	PIO	Thu, Feb 13, 2020	32.15	32.27	32.15	32.17
3190	NASDAQ	PIO	Wed, Feb 12, 2020	32.26	32.30	32.11	32.28
3189	NASDAQ	PIO	Tue, Feb 11, 2020	32.26	32.31	32.15	32.19
3188	NASDAQ	PIO	Mon, Feb 10, 2020	31.80	31.96	31.80	31.92
3187	NASDAQ	PIO	Fri, Feb 7, 2020	31.96	31.96	31.75	31.75
3186	NASDAQ	PIO	Thu, Feb 6, 2020	32.08	32.08	32.00	32.00
3185	NASDAQ	PIO	Wed, Feb 5, 2020	32.02	32.05	31.95	32.05
3184	NASDAQ	PIO	Tue, Feb 4, 2020	31.75	31.89	31.63	31.80
3183	NASDAQ	PIO	Mon, Feb 3, 2020	31.21	31.49	31.21	31.49
3182	NASDAQ	PIO	Fri, Jan 31, 2020	31.60	31.60	31.15	31.22
3181	NASDAQ	PIO	Thu, Jan 30, 2020	31.41	31.80	31.41	31.80
3180	NASDAQ	PIO	Wed, Jan 29, 2020	31.68	31.78	31.62	31.69
3179	NASDAQ	PIO	Tue, Jan 28, 2020	31.44	31.72	31.36	31.68
3178	NASDAQ	PIO	Mon, Jan 27, 2020	31.49	31.52	31.31	31.36
3177	NASDAQ	PIO	Fri, Jan 24, 2020	32.03	32.10	31.76	31.81
3176	NASDAQ	PIO	Thu, Jan 23, 2020	31.75	31.94	31.67	31.90
3175	NASDAQ	PIO	Wed, Jan 22, 2020	31.92	31.92	31.78	31.82
3174	NASDAQ	PIO	Tue, Jan 21, 2020	31.65	31.75	31.57	31.71
3173	NASDAQ	PIO	Fri, Jan 17, 2020	31.58	31.73	31.53	31.73
3172	NASDAQ	PIO	Thu, Jan 16, 2020	31.36	31.52	31.35	31.51
3171	NASDAQ	PIO	Wed, Jan 15, 2020	31.39	31.51	31.38	31.41
3170	NASDAQ	PIO	Tue, Jan 14, 2020	31.26	31.35	31.16	31.25
3169	NASDAQ	PIO	Mon, Jan 13, 2020	30.98	31.15	30.98	31.15
3168	NASDAQ	PIO	Fri, Jan 10, 2020	30.89	30.93	30.73	30.73
3167	NASDAQ	PIO	Thu, Jan 9, 2020	30.70	30.86	30.70	30.78
3166	NASDAQ	PIO	Wed, Jan 8, 2020	30.51	30.70	30.50	30.62
3165	NASDAQ	PIO	Tue, Jan 7, 2020	30.58	30.66	30.56	30.56
3164	NASDAQ	PIO	Mon, Jan 6, 2020	30.60	30.68	30.56	30.67
3163	NASDAQ	PIO	Fri, Jan 3, 2020	30.72	30.86	30.69	30.73
3162	NASDAQ	PIO	Thu, Jan 2, 2020	31.03	31.04	30.84	30.96
3161	NASDAQ	PIO	Tue, Dec 31, 2019	30.84	30.89	30.79	30.89
3160	NASDAQ	PIO	Mon, Dec 30, 2019	31.06	31.06	30.81	30.81
3159	NASDAQ	PIO	Fri, Dec 27, 2019	30.94	31.03	30.91	30.95
3158	NASDAQ	PIO	Thu, Dec 26, 2019	30.75	30.84	30.74	30.80
3157	NASDAQ	PIO	Tue, Dec 24, 2019	30.68	30.76	30.67	30.76
3156	NASDAQ	PIO	Mon, Dec 23, 2019	30.76	30.76	30.66	30.66
3155	NASDAQ	PIO	Fri, Dec 20, 2019	30.68	30.74	30.59	30.61
3154	NASDAQ	PIO	Thu, Dec 19, 2019	30.60	30.69	30.60	30.61
3153	NASDAQ	PIO	Wed, Dec 18, 2019	30.63	30.63	30.50	30.54
3152	NASDAQ	PIO	Tue, Dec 17, 2019	30.68	30.76	30.64	30.71
3151	NASDAQ	PIO	Mon, Dec 16, 2019	30.61	30.75	30.61	30.66
3150	NASDAQ	PIO	Fri, Dec 13, 2019	30.27	30.40	30.27	30.39
3149	NASDAQ	PIO	Thu, Dec 12, 2019	29.91	30.13	29.90	30.04
3148	NASDAQ	PIO	Wed, Dec 11, 2019	29.90	30.13	29.90	30.08
3147	NASDAQ	PIO	Tue, Dec 10, 2019	29.81	29.99	29.81	29.87
3146	NASDAQ	PIO	Mon, Dec 9, 2019	29.91	29.96	29.80	29.80
3145	NASDAQ	PIO	Fri, Dec 6, 2019	29.83	29.95	29.83	29.87
3144	NASDAQ	PIO	Thu, Dec 5, 2019	29.53	29.81	29.48	29.81
3143	NASDAQ	PIO	Wed, Dec 4, 2019	29.53	29.66	29.53	29.58
3142	NASDAQ	PIO	Tue, Dec 3, 2019	29.21	29.39	29.21	29.37
3141	NASDAQ	PIO	Mon, Dec 2, 2019	29.59	29.59	29.42	29.42
3140	NASDAQ	PIO	Fri, Nov 29, 2019	29.69	29.71	29.58	29.58
3139	NASDAQ	PIO	Wed, Nov 27, 2019	29.72	29.83	29.72	29.83
3138	NASDAQ	PIO	Tue, Nov 26, 2019	29.49	29.73	29.49	29.69
3137	NASDAQ	PIO	Mon, Nov 25, 2019	29.40	29.52	29.40	29.51
3136	NASDAQ	PIO	Fri, Nov 22, 2019	29.23	29.28	29.13	29.22
3135	NASDAQ	PIO	Thu, Nov 21, 2019	29.21	29.24	29.11	29.16
3134	NASDAQ	PIO	Wed, Nov 20, 2019	29.27	29.35	29.21	29.32
3133	NASDAQ	PIO	Tue, Nov 19, 2019	29.36	29.36	29.22	29.33
3132	NASDAQ	PIO	Mon, Nov 18, 2019	29.28	29.35	29.25	29.28
3131	NASDAQ	PIO	Fri, Nov 15, 2019	29.09	29.25	29.09	29.25
3130	NASDAQ	PIO	Thu, Nov 14, 2019	28.89	29.00	28.89	28.99
3129	NASDAQ	PIO	Wed, Nov 13, 2019	28.85	29.01	28.85	29.00
3128	NASDAQ	PIO	Tue, Nov 12, 2019	28.94	29.05	28.90	28.94
3127	NASDAQ	PIO	Mon, Nov 11, 2019	28.86	28.95	28.82	28.86
3126	NASDAQ	PIO	Fri, Nov 8, 2019	28.92	28.99	28.83	28.89
3125	NASDAQ	PIO	Thu, Nov 7, 2019	29.11	29.11	28.89	28.93
3124	NASDAQ	PIO	Wed, Nov 6, 2019	29.02	29.05	28.97	29.02
3123	NASDAQ	PIO	Tue, Nov 5, 2019	28.98	29.04	28.94	29.01
3122	NASDAQ	PIO	Mon, Nov 4, 2019	29.22	29.29	29.04	29.10
3121	NASDAQ	PIO	Fri, Nov 1, 2019	29.02	29.12	29.00	29.12
3120	NASDAQ	PIO	Thu, Oct 31, 2019	28.96	28.97	28.79	28.84
3119	NASDAQ	PIO	Wed, Oct 30, 2019	28.77	28.88	28.73	28.88
3118	NASDAQ	PIO	Tue, Oct 29, 2019	28.48	28.75	28.48	28.75
3117	NASDAQ	PIO	Mon, Oct 28, 2019	28.72	28.80	28.69	28.75
3116	NASDAQ	PIO	Fri, Oct 25, 2019	28.60	28.68	28.55	28.57
3115	NASDAQ	PIO	Thu, Oct 24, 2019	28.72	28.73	28.66	28.68
3114	NASDAQ	PIO	Wed, Oct 23, 2019	28.50	28.67	28.50	28.67
3113	NASDAQ	PIO	Tue, Oct 22, 2019	28.56	28.68	28.51	28.53
3112	NASDAQ	PIO	Mon, Oct 21, 2019	28.50	28.50	28.43	28.44
3111	NASDAQ	PIO	Fri, Oct 18, 2019	28.33	28.43	28.27	28.40
3110	NASDAQ	PIO	Thu, Oct 17, 2019	28.30	28.38	28.22	28.31
3109	NASDAQ	PIO	Wed, Oct 16, 2019	28.02	28.20	28.02	28.15
3108	NASDAQ	PIO	Tue, Oct 15, 2019	27.93	28.20	27.93	28.10
3107	NASDAQ	PIO	Mon, Oct 14, 2019	27.77	27.82	27.71	27.71
3106	NASDAQ	PIO	Fri, Oct 11, 2019	27.69	28.05	27.69	27.94
3105	NASDAQ	PIO	Thu, Oct 10, 2019	27.12	27.39	27.12	27.28
3104	NASDAQ	PIO	Wed, Oct 9, 2019	27.02	27.13	26.97	27.10
3103	NASDAQ	PIO	Tue, Oct 8, 2019	27.12	27.12	26.87	26.87
3102	NASDAQ	PIO	Mon, Oct 7, 2019	27.53	27.53	27.38	27.38
3101	NASDAQ	PIO	Fri, Oct 4, 2019	27.33	27.53	27.33	27.52
3100	NASDAQ	PIO	Thu, Oct 3, 2019	26.92	27.23	26.92	27.23
3099	NASDAQ	PIO	Wed, Oct 2, 2019	27.25	27.26	26.93	26.98
3098	NASDAQ	PIO	Tue, Oct 1, 2019	27.98	28.01	27.67	27.74
3097	NASDAQ	PIO	Mon, Sep 30, 2019	27.72	27.90	27.72	27.88
3096	NASDAQ	PIO	Fri, Sep 27, 2019	27.84	27.84	27.65	27.65
3095	NASDAQ	PIO	Thu, Sep 26, 2019	27.82	27.82	27.72	27.78
3094	NASDAQ	PIO	Wed, Sep 25, 2019	27.55	27.58	27.48	27.58
3093	NASDAQ	PIO	Tue, Sep 24, 2019	27.87	27.94	27.68	27.71
3092	NASDAQ	PIO	Mon, Sep 23, 2019	27.71	27.81	27.70	27.78
3091	NASDAQ	PIO	Fri, Sep 20, 2019	28.09	28.13	27.95	28.00
3090	NASDAQ	PIO	Thu, Sep 19, 2019	28.19	28.31	28.19	28.21
3089	NASDAQ	PIO	Wed, Sep 18, 2019	28.19	28.20	28.10	28.20
3088	NASDAQ	PIO	Tue, Sep 17, 2019	27.92	28.14	27.92	28.12
3087	NASDAQ	PIO	Mon, Sep 16, 2019	28.08	28.08	27.89	27.90
3086	NASDAQ	PIO	Fri, Sep 13, 2019	28.16	28.23	28.16	28.16
3085	NASDAQ	PIO	Thu, Sep 12, 2019	28.09	28.27	28.09	28.17
3084	NASDAQ	PIO	Wed, Sep 11, 2019	27.78	28.00	27.78	27.95
3083	NASDAQ	PIO	Tue, Sep 10, 2019	27.63	27.64	27.47	27.64
3082	NASDAQ	PIO	Mon, Sep 9, 2019	28.13	28.13	27.76	27.76
3081	NASDAQ	PIO	Fri, Sep 6, 2019	28.06	28.16	28.06	28.13
3080	NASDAQ	PIO	Thu, Sep 5, 2019	28.00	28.15	28.00	28.02
3079	NASDAQ	PIO	Wed, Sep 4, 2019	27.73	27.80	27.71	27.79
3078	NASDAQ	PIO	Tue, Sep 3, 2019	27.55	27.55	27.40	27.44
3077	NASDAQ	PIO	Fri, Aug 30, 2019	27.76	27.76	27.52	27.52
3076	NASDAQ	PIO	Thu, Aug 29, 2019	27.36	27.50	27.35	27.49
3075	NASDAQ	PIO	Wed, Aug 28, 2019	26.93	27.14	26.93	27.14
3074	NASDAQ	PIO	Tue, Aug 27, 2019	27.06	27.22	27.03	27.07
3073	NASDAQ	PIO	Mon, Aug 26, 2019	27.08	27.08	26.90	27.00
3072	NASDAQ	PIO	Fri, Aug 23, 2019	27.44	27.50	26.92	26.92
3071	NASDAQ	PIO	Thu, Aug 22, 2019	27.56	27.56	27.40	27.47
3070	NASDAQ	PIO	Wed, Aug 21, 2019	27.43	27.55	27.43	27.54
3069	NASDAQ	PIO	Tue, Aug 20, 2019	27.46	27.46	27.35	27.35
3068	NASDAQ	PIO	Mon, Aug 19, 2019	27.54	27.54	27.41	27.47
3067	NASDAQ	PIO	Fri, Aug 16, 2019	27.14	27.33	27.14	27.33
3066	NASDAQ	PIO	Thu, Aug 15, 2019	26.95	27.03	26.91	27.00
3065	NASDAQ	PIO	Wed, Aug 14, 2019	27.25	27.26	26.86	26.86
3064	NASDAQ	PIO	Tue, Aug 13, 2019	27.29	27.62	27.28	27.57
3063	NASDAQ	PIO	Mon, Aug 12, 2019	27.36	27.43	27.25	27.25
3062	NASDAQ	PIO	Fri, Aug 9, 2019	27.51	27.51	27.37	27.48
3061	NASDAQ	PIO	Thu, Aug 8, 2019	27.35	27.66	27.35	27.62
3060	NASDAQ	PIO	Wed, Aug 7, 2019	27.00	27.24	26.91	27.22
3059	NASDAQ	PIO	Tue, Aug 6, 2019	27.05	27.29	26.95	27.29
3058	NASDAQ	PIO	Mon, Aug 5, 2019	27.15	27.22	26.67	26.85
3057	NASDAQ	PIO	Fri, Aug 2, 2019	27.78	27.78	27.50	27.53
3056	NASDAQ	PIO	Thu, Aug 1, 2019	27.93	28.17	27.75	27.75
3055	NASDAQ	PIO	Wed, Jul 31, 2019	28.20	28.23	27.87	27.89
3054	NASDAQ	PIO	Tue, Jul 30, 2019	27.96	28.17	27.96	28.14
3053	NASDAQ	PIO	Mon, Jul 29, 2019	28.29	28.32	28.23	28.24
3052	NASDAQ	PIO	Fri, Jul 26, 2019	28.26	28.28	28.20	28.25
3051	NASDAQ	PIO	Thu, Jul 25, 2019	28.21	28.22	28.03	28.06
3050	NASDAQ	PIO	Wed, Jul 24, 2019	28.15	28.20	28.11	28.16
3049	NASDAQ	PIO	Tue, Jul 23, 2019	28.16	28.22	28.03	28.22
3048	NASDAQ	PIO	Mon, Jul 22, 2019	27.99	28.05	27.99	28.00
3047	NASDAQ	PIO	Fri, Jul 19, 2019	28.11	28.14	28.00	28.00
3046	NASDAQ	PIO	Thu, Jul 18, 2019	27.94	28.08	27.94	28.07
3045	NASDAQ	PIO	Wed, Jul 17, 2019	28.02	28.06	27.80	27.80
3044	NASDAQ	PIO	Tue, Jul 16, 2019	27.98	28.05	27.97	27.97
3043	NASDAQ	PIO	Mon, Jul 15, 2019	28.16	28.16	28.05	28.05
3042	NASDAQ	PIO	Fri, Jul 12, 2019	27.98	28.06	27.94	28.06
3041	NASDAQ	PIO	Thu, Jul 11, 2019	27.97	27.97	27.84	27.96
3040	NASDAQ	PIO	Wed, Jul 10, 2019	27.91	28.00	27.91	27.93
3039	NASDAQ	PIO	Tue, Jul 9, 2019	27.81	27.86	27.80	27.80
3038	NASDAQ	PIO	Mon, Jul 8, 2019	28.08	28.08	27.96	27.96
3037	NASDAQ	PIO	Fri, Jul 5, 2019	28.10	28.20	27.90	28.16
3036	NASDAQ	PIO	Wed, Jul 3, 2019	28.28	28.42	28.28	28.36
3035	NASDAQ	PIO	Tue, Jul 2, 2019	28.05	28.14	28.02	28.14
3034	NASDAQ	PIO	Mon, Jul 1, 2019	28.14	28.14	27.90	27.98
3033	NASDAQ	PIO	Fri, Jun 28, 2019	27.70	27.85	27.70	27.80
3032	NASDAQ	PIO	Thu, Jun 27, 2019	27.62	27.71	27.56	27.71
3031	NASDAQ	PIO	Wed, Jun 26, 2019	27.78	27.81	27.58	27.58
3030	NASDAQ	PIO	Tue, Jun 25, 2019	27.84	27.91	27.65	27.65
3029	NASDAQ	PIO	Mon, Jun 24, 2019	27.93	27.99	27.88	27.88
3028	NASDAQ	PIO	Fri, Jun 21, 2019	28.12	28.16	28.02	28.13
3027	NASDAQ	PIO	Thu, Jun 20, 2019	28.07	28.21	27.97	28.14
3026	NASDAQ	PIO	Wed, Jun 19, 2019	27.65	27.85	27.64	27.78
3025	NASDAQ	PIO	Tue, Jun 18, 2019	27.75	27.78	27.70	27.72
3024	NASDAQ	PIO	Mon, Jun 17, 2019	27.64	27.64	27.43	27.43
3023	NASDAQ	PIO	Fri, Jun 14, 2019	27.58	27.66	27.58	27.60
3022	NASDAQ	PIO	Thu, Jun 13, 2019	27.73	27.81	27.67	27.73
3021	NASDAQ	PIO	Wed, Jun 12, 2019	27.51	27.61	27.51	27.61
3020	NASDAQ	PIO	Tue, Jun 11, 2019	27.67	27.67	27.46	27.50
3019	NASDAQ	PIO	Mon, Jun 10, 2019	27.53	27.62	27.53	27.57
3018	NASDAQ	PIO	Fri, Jun 7, 2019	27.52	27.67	27.50	27.63
3017	NASDAQ	PIO	Thu, Jun 6, 2019	27.35	27.39	27.25	27.39
3016	NASDAQ	PIO	Wed, Jun 5, 2019	27.16	27.16	27.13	27.15
3015	NASDAQ	PIO	Tue, Jun 4, 2019	26.73	27.00	26.65	27.00
3014	NASDAQ	PIO	Mon, Jun 3, 2019	26.44	26.66	26.44	26.66
3013	NASDAQ	PIO	Fri, May 31, 2019	26.27	26.39	26.27	26.38
3012	NASDAQ	PIO	Thu, May 30, 2019	26.41	26.42	26.33	26.33
3011	NASDAQ	PIO	Wed, May 29, 2019	26.29	26.44	26.20	26.25
3010	NASDAQ	PIO	Tue, May 28, 2019	26.53	26.56	26.38	26.38
3009	NASDAQ	PIO	Fri, May 24, 2019	26.49	26.52	26.43	26.50
3008	NASDAQ	PIO	Thu, May 23, 2019	26.38	26.38	26.22	26.30
3007	NASDAQ	PIO	Wed, May 22, 2019	26.49	26.65	26.49	26.61
3006	NASDAQ	PIO	Tue, May 21, 2019	26.50	26.64	26.50	26.60
3005	NASDAQ	PIO	Mon, May 20, 2019	26.35	26.35	26.27	26.27
3004	NASDAQ	PIO	Fri, May 17, 2019	26.46	26.55	26.36	26.36
3003	NASDAQ	PIO	Thu, May 16, 2019	26.68	26.71	26.56	26.56
3002	NASDAQ	PIO	Wed, May 15, 2019	26.53	26.71	26.53	26.68
3001	NASDAQ	PIO	Tue, May 14, 2019	26.56	26.74	26.56	26.61
3000	NASDAQ	PIO	Mon, May 13, 2019	26.76	26.78	26.45	26.60
2999	NASDAQ	PIO	Fri, May 10, 2019	27.09	27.20	26.83	27.11
2998	NASDAQ	PIO	Thu, May 9, 2019	26.95	27.13	26.79	27.13
2997	NASDAQ	PIO	Wed, May 8, 2019	27.21	27.27	27.18	27.25
2996	NASDAQ	PIO	Tue, May 7, 2019	27.43	27.43	27.13	27.23
2995	NASDAQ	PIO	Mon, May 6, 2019	27.51	27.68	27.51	27.68
2994	NASDAQ	PIO	Fri, May 3, 2019	27.74	27.95	27.74	27.92
2993	NASDAQ	PIO	Thu, May 2, 2019	27.59	27.63	27.47	27.61
2992	NASDAQ	PIO	Wed, May 1, 2019	27.63	27.65	27.41	27.41
2991	NASDAQ	PIO	Tue, Apr 30, 2019	27.58	27.69	27.51	27.66
2990	NASDAQ	PIO	Mon, Apr 29, 2019	27.51	27.65	27.51	27.61
2989	NASDAQ	PIO	Fri, Apr 26, 2019	27.39	27.51	27.36	27.51
2988	NASDAQ	PIO	Thu, Apr 25, 2019	27.31	27.31	27.20	27.29
2987	NASDAQ	PIO	Wed, Apr 24, 2019	27.21	27.29	27.21	27.25
2986	NASDAQ	PIO	Tue, Apr 23, 2019	27.12	27.29	27.12	27.29
2985	NASDAQ	PIO	Mon, Apr 22, 2019	27.23	27.32	27.18	27.32
2984	NASDAQ	PIO	Thu, Apr 18, 2019	27.19	27.34	27.19	27.32
2983	NASDAQ	PIO	Wed, Apr 17, 2019	27.45	27.45	27.19	27.27
2982	NASDAQ	PIO	Tue, Apr 16, 2019	27.49	27.50	27.38	27.44
2981	NASDAQ	PIO	Mon, Apr 15, 2019	27.37	27.37	27.30	27.30
2980	NASDAQ	PIO	Fri, Apr 12, 2019	27.30	27.34	27.29	27.29
2979	NASDAQ	PIO	Thu, Apr 11, 2019	27.17	27.24	27.17	27.21
2978	NASDAQ	PIO	Wed, Apr 10, 2019	27.06	27.17	27.05	27.11
2977	NASDAQ	PIO	Tue, Apr 9, 2019	27.22	27.22	26.92	26.92
2976	NASDAQ	PIO	Mon, Apr 8, 2019	27.45	27.46	27.37	27.41
2975	NASDAQ	PIO	Fri, Apr 5, 2019	27.48	27.49	27.46	27.47
2974	NASDAQ	PIO	Thu, Apr 4, 2019	27.42	27.45	27.35	27.35
2973	NASDAQ	PIO	Wed, Apr 3, 2019	27.29	27.48	27.29	27.36
2972	NASDAQ	PIO	Tue, Apr 2, 2019	27.14	27.22	27.09	27.09
2971	NASDAQ	PIO	Mon, Apr 1, 2019	27.15	27.22	27.12	27.22
2970	NASDAQ	PIO	Fri, Mar 29, 2019	26.89	26.96	26.89	26.89
2969	NASDAQ	PIO	Thu, Mar 28, 2019	26.71	26.80	26.62	26.77
2968	NASDAQ	PIO	Wed, Mar 27, 2019	26.88	26.88	26.67	26.68
2967	NASDAQ	PIO	Tue, Mar 26, 2019	26.74	26.88	26.72	26.74
2966	NASDAQ	PIO	Mon, Mar 25, 2019	26.71	26.78	26.60	26.69
2965	NASDAQ	PIO	Fri, Mar 22, 2019	27.02	27.02	26.78	26.78
2964	NASDAQ	PIO	Thu, Mar 21, 2019	27.00	27.25	27.00	27.21
2963	NASDAQ	PIO	Wed, Mar 20, 2019	27.04	27.19	26.95	27.10
2962	NASDAQ	PIO	Tue, Mar 19, 2019	27.26	27.26	27.15	27.15
2961	NASDAQ	PIO	Mon, Mar 18, 2019	27.01	27.10	26.97	27.10
2960	NASDAQ	PIO	Fri, Mar 15, 2019	26.88	27.00	26.88	27.00
2959	NASDAQ	PIO	Thu, Mar 14, 2019	26.77	26.82	26.73	26.73
2958	NASDAQ	PIO	Wed, Mar 13, 2019	26.75	26.80	26.73	26.80
2957	NASDAQ	PIO	Tue, Mar 12, 2019	26.53	26.62	26.53	26.60
2956	NASDAQ	PIO	Mon, Mar 11, 2019	26.25	26.48	26.25	26.48
2955	NASDAQ	PIO	Fri, Mar 8, 2019	26.05	26.23	26.00	26.23
2954	NASDAQ	PIO	Thu, Mar 7, 2019	26.36	26.36	26.18	26.18
2953	NASDAQ	PIO	Wed, Mar 6, 2019	26.46	26.51	26.42	26.49
2952	NASDAQ	PIO	Tue, Mar 5, 2019	26.52	26.53	26.41	26.41
2951	NASDAQ	PIO	Mon, Mar 4, 2019	26.61	26.62	26.36	26.57
2950	NASDAQ	PIO	Fri, Mar 1, 2019	26.55	26.56	26.49	26.56
2949	NASDAQ	PIO	Thu, Feb 28, 2019	26.42	26.42	26.34	26.36
2948	NASDAQ	PIO	Wed, Feb 27, 2019	26.39	26.51	26.36	26.47
2947	NASDAQ	PIO	Tue, Feb 26, 2019	26.42	26.53	26.42	26.53
2946	NASDAQ	PIO	Mon, Feb 25, 2019	26.40	26.49	26.37	26.40
2945	NASDAQ	PIO	Fri, Feb 22, 2019	26.14	26.21	26.12	26.18
2944	NASDAQ	PIO	Thu, Feb 21, 2019	25.90	26.08	25.90	26.03
2943	NASDAQ	PIO	Wed, Feb 20, 2019	25.94	26.04	25.94	25.98
2942	NASDAQ	PIO	Tue, Feb 19, 2019	25.75	25.99	25.75	25.96
2941	NASDAQ	PIO	Fri, Feb 15, 2019	25.56	25.72	25.56	25.70
2940	NASDAQ	PIO	Thu, Feb 14, 2019	25.35	25.51	25.35	25.42
2939	NASDAQ	PIO	Wed, Feb 13, 2019	25.49	25.51	25.42	25.48
2938	NASDAQ	PIO	Tue, Feb 12, 2019	25.25	25.49	25.25	25.49
2937	NASDAQ	PIO	Mon, Feb 11, 2019	25.19	25.25	25.13	25.16
2936	NASDAQ	PIO	Fri, Feb 8, 2019	25.02	25.13	24.92	25.13
2935	NASDAQ	PIO	Thu, Feb 7, 2019	25.23	25.30	25.10	25.15
2934	NASDAQ	PIO	Wed, Feb 6, 2019	25.35	25.40	25.29	25.31
2933	NASDAQ	PIO	Tue, Feb 5, 2019	25.29	25.40	25.29	25.36
2932	NASDAQ	PIO	Mon, Feb 4, 2019	25.11	25.21	25.09	25.17
2931	NASDAQ	PIO	Fri, Feb 1, 2019	25.17	25.31	25.13	25.16
2930	NASDAQ	PIO	Thu, Jan 31, 2019	25.16	25.20	25.04	25.20
2929	NASDAQ	PIO	Wed, Jan 30, 2019	24.89	25.08	24.80	25.08
2928	NASDAQ	PIO	Tue, Jan 29, 2019	24.87	24.99	24.82	24.83
2927	NASDAQ	PIO	Mon, Jan 28, 2019	24.66	24.70	24.62	24.67
2926	NASDAQ	PIO	Fri, Jan 25, 2019	24.71	24.82	24.71	24.73
2925	NASDAQ	PIO	Thu, Jan 24, 2019	24.52	24.54	24.47	24.51
2924	NASDAQ	PIO	Wed, Jan 23, 2019	24.54	24.54	24.47	24.52
2923	NASDAQ	PIO	Tue, Jan 22, 2019	24.59	24.59	24.27	24.33
2922	NASDAQ	PIO	Fri, Jan 18, 2019	24.52	24.72	24.52	24.63
2921	NASDAQ	PIO	Thu, Jan 17, 2019	24.04	24.37	24.04	24.37
2920	NASDAQ	PIO	Wed, Jan 16, 2019	24.05	24.11	24.05	24.07
2919	NASDAQ	PIO	Tue, Jan 15, 2019	23.85	23.99	23.85	23.99
2918	NASDAQ	PIO	Mon, Jan 14, 2019	23.86	23.95	23.86	23.91
2917	NASDAQ	PIO	Fri, Jan 11, 2019	23.89	23.97	23.86	23.97
2916	NASDAQ	PIO	Thu, Jan 10, 2019	23.84	24.06	23.83	24.06
2915	NASDAQ	PIO	Wed, Jan 9, 2019	23.83	24.00	23.83	23.94
2914	NASDAQ	PIO	Tue, Jan 8, 2019	23.63	23.72	23.56	23.72
2913	NASDAQ	PIO	Mon, Jan 7, 2019	23.44	23.55	23.41	23.52
2912	NASDAQ	PIO	Fri, Jan 4, 2019	22.96	23.45	22.95	23.45
2911	NASDAQ	PIO	Thu, Jan 3, 2019	23.04	23.04	22.66	22.76
2910	NASDAQ	PIO	Wed, Jan 2, 2019	22.96	23.17	22.94	23.17
2909	NASDAQ	PIO	Mon, Dec 31, 2018	23.19	23.26	23.04	23.08
2908	NASDAQ	PIO	Fri, Dec 28, 2018	23.03	23.13	22.93	22.94
2907	NASDAQ	PIO	Thu, Dec 27, 2018	22.51	22.70	22.39	22.70
2906	NASDAQ	PIO	Wed, Dec 26, 2018	22.28	23.75	22.13	23.75
2905	NASDAQ	PIO	Mon, Dec 24, 2018	22.40	22.51	22.13	22.13
2904	NASDAQ	PIO	Fri, Dec 21, 2018	23.00	23.12	22.66	22.69
2903	NASDAQ	PIO	Thu, Dec 20, 2018	23.15	23.22	22.94	23.01
2902	NASDAQ	PIO	Wed, Dec 19, 2018	23.34	23.51	23.00	23.12
2901	NASDAQ	PIO	Tue, Dec 18, 2018	23.28	23.40	23.13	23.25
2900	NASDAQ	PIO	Mon, Dec 17, 2018	23.44	23.50	23.12	23.17
2899	NASDAQ	PIO	Fri, Dec 14, 2018	23.62	23.62	23.39	23.42
2898	NASDAQ	PIO	Thu, Dec 13, 2018	23.89	23.99	23.77	23.92
2897	NASDAQ	PIO	Wed, Dec 12, 2018	23.90	24.04	23.90	23.91
2896	NASDAQ	PIO	Tue, Dec 11, 2018	23.72	23.74	23.46	23.59
2895	NASDAQ	PIO	Mon, Dec 10, 2018	23.59	23.59	23.24	23.50
2894	NASDAQ	PIO	Fri, Dec 7, 2018	23.97	23.97	23.60	23.66
2893	NASDAQ	PIO	Thu, Dec 6, 2018	23.77	23.87	23.48	23.87
2892	NASDAQ	PIO	Tue, Dec 4, 2018	24.67	24.67	24.11	24.13
2891	NASDAQ	PIO	Mon, Dec 3, 2018	24.99	24.99	24.73	24.85
2890	NASDAQ	PIO	Fri, Nov 30, 2018	24.52	24.74	24.52	24.69
2889	NASDAQ	PIO	Thu, Nov 29, 2018	24.58	24.73	24.58	24.65
2888	NASDAQ	PIO	Wed, Nov 28, 2018	24.34	24.70	24.31	24.68
2887	NASDAQ	PIO	Tue, Nov 27, 2018	24.25	24.25	24.16	24.25
2886	NASDAQ	PIO	Mon, Nov 26, 2018	24.25	24.36	24.21	24.28
2885	NASDAQ	PIO	Fri, Nov 23, 2018	24.10	24.16	24.08	24.08
2884	NASDAQ	PIO	Wed, Nov 21, 2018	24.06	24.23	24.04	24.14
2883	NASDAQ	PIO	Tue, Nov 20, 2018	24.10	24.15	23.93	24.01
2882	NASDAQ	PIO	Mon, Nov 19, 2018	24.43	24.43	24.16	24.18
2881	NASDAQ	PIO	Fri, Nov 16, 2018	24.20	24.42	24.20	24.42
2880	NASDAQ	PIO	Thu, Nov 15, 2018	24.01	24.34	23.93	24.27
2879	NASDAQ	PIO	Wed, Nov 14, 2018	24.46	24.46	24.19	24.32
2878	NASDAQ	PIO	Tue, Nov 13, 2018	24.25	24.49	24.22	24.24
2877	NASDAQ	PIO	Mon, Nov 12, 2018	24.44	24.46	24.27	24.27
2876	NASDAQ	PIO	Fri, Nov 9, 2018	24.67	24.67	24.48	24.50
2875	NASDAQ	PIO	Thu, Nov 8, 2018	24.81	24.84	24.61	24.61
2874	NASDAQ	PIO	Wed, Nov 7, 2018	24.56	24.80	24.50	24.80
2873	NASDAQ	PIO	Tue, Nov 6, 2018	24.40	24.40	24.36	24.38
2872	NASDAQ	PIO	Mon, Nov 5, 2018	24.17	24.33	24.17	24.19
2871	NASDAQ	PIO	Fri, Nov 2, 2018	24.24	24.41	24.02	24.24
2870	NASDAQ	PIO	Thu, Nov 1, 2018	23.83	24.12	23.83	24.11
2869	NASDAQ	PIO	Wed, Oct 31, 2018	23.64	23.77	23.64	23.70
2868	NASDAQ	PIO	Tue, Oct 30, 2018	23.02	23.45	23.02	23.39
2867	NASDAQ	PIO	Mon, Oct 29, 2018	23.52	23.61	22.98	23.14
2866	NASDAQ	PIO	Fri, Oct 26, 2018	23.25	23.52	23.07	23.37
2865	NASDAQ	PIO	Thu, Oct 25, 2018	23.37	23.53	23.33	23.45
2864	NASDAQ	PIO	Wed, Oct 24, 2018	23.49	23.61	23.22	23.22
2863	NASDAQ	PIO	Tue, Oct 23, 2018	23.47	23.68	23.30	23.58
2862	NASDAQ	PIO	Mon, Oct 22, 2018	23.80	23.81	23.75	23.80
2861	NASDAQ	PIO	Fri, Oct 19, 2018	24.07	24.09	23.87	23.98
2860	NASDAQ	PIO	Thu, Oct 18, 2018	24.23	24.23	23.83	23.97
2859	NASDAQ	PIO	Wed, Oct 17, 2018	24.34	24.43	24.19	24.31
2858	NASDAQ	PIO	Tue, Oct 16, 2018	24.24	24.46	24.16	24.46
2857	NASDAQ	PIO	Mon, Oct 15, 2018	23.92	24.06	23.88	23.97
2856	NASDAQ	PIO	Fri, Oct 12, 2018	24.12	24.12	23.86	24.10
2855	NASDAQ	PIO	Thu, Oct 11, 2018	24.34	24.34	23.89	23.98
2854	NASDAQ	PIO	Wed, Oct 10, 2018	24.93	24.93	24.41	24.43
2853	NASDAQ	PIO	Tue, Oct 9, 2018	25.03	25.06	24.94	25.04
2852	NASDAQ	PIO	Mon, Oct 8, 2018	25.21	25.21	25.04	25.14
2851	NASDAQ	PIO	Fri, Oct 5, 2018	25.35	25.36	25.20	25.28
2850	NASDAQ	PIO	Thu, Oct 4, 2018	25.39	25.39	25.23	25.30
2849	NASDAQ	PIO	Wed, Oct 3, 2018	25.65	25.67	25.50	25.51
2848	NASDAQ	PIO	Tue, Oct 2, 2018	25.69	25.69	25.60	25.64
2847	NASDAQ	PIO	Mon, Oct 1, 2018	25.88	25.95	25.76	25.76
2846	NASDAQ	PIO	Fri, Sep 28, 2018	25.70	25.80	25.66	25.67
2845	NASDAQ	PIO	Thu, Sep 27, 2018	25.77	25.91	25.71	25.74
2844	NASDAQ	PIO	Wed, Sep 26, 2018	25.86	26.04	25.75	25.91
2843	NASDAQ	PIO	Tue, Sep 25, 2018	25.87	25.90	25.80	25.80
2842	NASDAQ	PIO	Mon, Sep 24, 2018	26.07	26.07	25.84	25.87
2841	NASDAQ	PIO	Fri, Sep 21, 2018	26.21	26.22	26.19	26.20
2840	NASDAQ	PIO	Thu, Sep 20, 2018	26.23	26.32	25.50	25.50
2839	NASDAQ	PIO	Wed, Sep 19, 2018	26.04	26.18	26.04	26.05
2838	NASDAQ	PIO	Tue, Sep 18, 2018	26.00	26.14	26.00	26.11
2837	NASDAQ	PIO	Mon, Sep 17, 2018	25.98	26.00	25.95	25.95
2836	NASDAQ	PIO	Fri, Sep 14, 2018	25.92	25.99	25.92	25.96
2835	NASDAQ	PIO	Thu, Sep 13, 2018	25.89	25.91	25.84	25.88
2834	NASDAQ	PIO	Wed, Sep 12, 2018	25.73	25.82	25.64	25.75
2833	NASDAQ	PIO	Tue, Sep 11, 2018	25.56	25.78	25.56	25.71
2832	NASDAQ	PIO	Mon, Sep 10, 2018	25.71	25.83	25.70	25.72
2831	NASDAQ	PIO	Fri, Sep 7, 2018	25.54	25.59	25.50	25.52
2830	NASDAQ	PIO	Thu, Sep 6, 2018	25.58	25.77	25.58	25.69
2829	NASDAQ	PIO	Wed, Sep 5, 2018	25.46	25.64	25.46	25.53
2828	NASDAQ	PIO	Tue, Sep 4, 2018	25.55	25.55	25.40	25.50
2827	NASDAQ	PIO	Fri, Aug 31, 2018	25.71	25.81	25.67	25.81
2826	NASDAQ	PIO	Thu, Aug 30, 2018	25.76	25.86	25.75	25.80
2825	NASDAQ	PIO	Wed, Aug 29, 2018	25.76	25.89	25.75	25.85
2824	NASDAQ	PIO	Tue, Aug 28, 2018	25.72	25.78	25.70	25.70
2823	NASDAQ	PIO	Mon, Aug 27, 2018	25.66	25.70	25.61	25.63
2822	NASDAQ	PIO	Fri, Aug 24, 2018	25.29	25.45	25.29	25.45
2821	NASDAQ	PIO	Thu, Aug 23, 2018	25.43	25.43	25.30	25.32
2820	NASDAQ	PIO	Wed, Aug 22, 2018	25.54	25.55	25.46	25.52
2819	NASDAQ	PIO	Tue, Aug 21, 2018	25.51	25.64	25.48	25.64
2818	NASDAQ	PIO	Mon, Aug 20, 2018	25.28	25.42	25.28	25.39
2817	NASDAQ	PIO	Fri, Aug 17, 2018	25.10	25.35	25.10	25.35
2816	NASDAQ	PIO	Thu, Aug 16, 2018	25.19	25.24	25.13	25.22
2815	NASDAQ	PIO	Wed, Aug 15, 2018	25.07	25.07	24.88	25.06
2814	NASDAQ	PIO	Tue, Aug 14, 2018	25.33	25.39	25.28	25.30
2813	NASDAQ	PIO	Mon, Aug 13, 2018	25.36	25.36	25.20	25.22
2812	NASDAQ	PIO	Fri, Aug 10, 2018	25.44	25.45	25.27	25.35
2811	NASDAQ	PIO	Thu, Aug 9, 2018	25.71	25.81	25.69	25.69
2810	NASDAQ	PIO	Wed, Aug 8, 2018	25.75	25.77	25.66	25.74
2809	NASDAQ	PIO	Tue, Aug 7, 2018	25.74	25.85	25.74	25.75
2808	NASDAQ	PIO	Mon, Aug 6, 2018	25.44	25.63	25.44	25.56
2807	NASDAQ	PIO	Fri, Aug 3, 2018	25.46	25.61	25.46	25.61
2806	NASDAQ	PIO	Thu, Aug 2, 2018	25.30	25.45	25.30	25.45
2805	NASDAQ	PIO	Wed, Aug 1, 2018	25.69	25.69	25.50	25.57
2804	NASDAQ	PIO	Tue, Jul 31, 2018	25.72	25.87	25.70	25.80
2803	NASDAQ	PIO	Mon, Jul 30, 2018	25.77	25.77	25.57	25.59
2802	NASDAQ	PIO	Fri, Jul 27, 2018	25.74	25.76	25.55	25.66
2801	NASDAQ	PIO	Thu, Jul 26, 2018	25.61	25.79	25.61	25.70
2800	NASDAQ	PIO	Wed, Jul 25, 2018	25.49	25.55	25.35	25.51
2799	NASDAQ	PIO	Tue, Jul 24, 2018	25.50	25.62	25.38	25.44
2798	NASDAQ	PIO	Mon, Jul 23, 2018	25.42	25.42	25.34	25.38
2797	NASDAQ	PIO	Fri, Jul 20, 2018	25.37	25.53	25.37	25.49
2796	NASDAQ	PIO	Thu, Jul 19, 2018	25.25	25.41	25.22	25.31
2795	NASDAQ	PIO	Wed, Jul 18, 2018	25.27	25.33	25.26	25.26
2794	NASDAQ	PIO	Tue, Jul 17, 2018	25.19	25.37	25.19	25.34
2793	NASDAQ	PIO	Mon, Jul 16, 2018	25.39	25.39	25.23	25.24
2792	NASDAQ	PIO	Fri, Jul 13, 2018	25.27	25.43	25.27	25.33
2791	NASDAQ	PIO	Thu, Jul 12, 2018	25.16	25.31	25.16	25.23
2790	NASDAQ	PIO	Wed, Jul 11, 2018	25.08	25.12	25.00	25.04
2789	NASDAQ	PIO	Tue, Jul 10, 2018	25.26	25.34	25.26	25.34
2788	NASDAQ	PIO	Mon, Jul 9, 2018	25.40	25.49	25.37	25.42
2787	NASDAQ	PIO	Fri, Jul 6, 2018	25.14	25.36	25.14	25.34
2786	NASDAQ	PIO	Thu, Jul 5, 2018	25.09	25.09	24.99	25.04
2785	NASDAQ	PIO	Tue, Jul 3, 2018	24.98	25.05	24.98	25.00
2784	NASDAQ	PIO	Mon, Jul 2, 2018	24.74	24.90	24.69	24.90
2783	NASDAQ	PIO	Fri, Jun 29, 2018	24.97	25.14	24.97	24.99
2782	NASDAQ	PIO	Thu, Jun 28, 2018	24.72	24.84	24.65	24.80
2781	NASDAQ	PIO	Wed, Jun 27, 2018	25.03	25.17	24.82	24.82
2780	NASDAQ	PIO	Tue, Jun 26, 2018	25.04	25.07	24.93	24.93
2779	NASDAQ	PIO	Mon, Jun 25, 2018	25.02	25.02	24.85	24.95
2778	NASDAQ	PIO	Fri, Jun 22, 2018	25.01	25.17	25.01	25.02
2777	NASDAQ	PIO	Thu, Jun 21, 2018	25.27	25.27	24.97	24.98
2776	NASDAQ	PIO	Wed, Jun 20, 2018	25.37	25.37	25.22	25.22
2775	NASDAQ	PIO	Tue, Jun 19, 2018	25.30	25.30	25.12	25.27
2774	NASDAQ	PIO	Mon, Jun 18, 2018	25.36	25.48	25.36	25.47
2773	NASDAQ	PIO	Fri, Jun 15, 2018	25.79	25.83	25.78	25.82
2772	NASDAQ	PIO	Thu, Jun 14, 2018	26.08	26.08	25.98	26.02
2771	NASDAQ	PIO	Wed, Jun 13, 2018	26.18	26.20	26.05	26.19
2770	NASDAQ	PIO	Tue, Jun 12, 2018	26.16	26.28	26.10	26.11
2769	NASDAQ	PIO	Mon, Jun 11, 2018	26.21	26.30	26.18	26.19
2768	NASDAQ	PIO	Fri, Jun 8, 2018	26.13	26.17	26.10	26.12
2767	NASDAQ	PIO	Thu, Jun 7, 2018	26.16	26.20	26.06	26.07
2766	NASDAQ	PIO	Wed, Jun 6, 2018	26.14	26.14	25.96	26.00
2765	NASDAQ	PIO	Tue, Jun 5, 2018	26.01	26.04	25.93	25.99
2764	NASDAQ	PIO	Mon, Jun 4, 2018	26.15	26.15	25.98	26.06
2763	NASDAQ	PIO	Fri, Jun 1, 2018	25.75	25.98	25.75	25.91
2762	NASDAQ	PIO	Thu, May 31, 2018	25.80	25.83	25.62	25.67
2761	NASDAQ	PIO	Wed, May 30, 2018	25.83	25.88	25.70	25.81
2760	NASDAQ	PIO	Tue, May 29, 2018	25.78	25.78	25.55	25.55
2759	NASDAQ	PIO	Fri, May 25, 2018	26.11	26.11	26.00	26.02
2758	NASDAQ	PIO	Thu, May 24, 2018	26.05	26.21	26.00	26.12
2757	NASDAQ	PIO	Wed, May 23, 2018	26.08	26.12	26.00	26.12
2756	NASDAQ	PIO	Tue, May 22, 2018	26.40	26.40	26.22	26.22
2755	NASDAQ	PIO	Mon, May 21, 2018	26.22	26.25	26.09	26.25
2754	NASDAQ	PIO	Fri, May 18, 2018	25.95	25.98	25.92	25.95
2753	NASDAQ	PIO	Thu, May 17, 2018	25.88	25.96	25.88	25.90
2752	NASDAQ	PIO	Wed, May 16, 2018	25.72	25.89	25.67	25.87
2751	NASDAQ	PIO	Tue, May 15, 2018	25.80	25.81	25.73	25.76
2750	NASDAQ	PIO	Mon, May 14, 2018	26.01	26.07	25.91	25.96
2749	NASDAQ	PIO	Fri, May 11, 2018	25.91	26.05	25.91	26.00
2748	NASDAQ	PIO	Thu, May 10, 2018	25.93	26.00	25.89	25.98
2747	NASDAQ	PIO	Wed, May 9, 2018	25.81	25.94	25.77	25.87
2746	NASDAQ	PIO	Tue, May 8, 2018	25.81	25.87	25.76	25.79
2745	NASDAQ	PIO	Mon, May 7, 2018	25.96	26.00	25.87	25.92
2744	NASDAQ	PIO	Fri, May 4, 2018	25.65	25.93	25.63	25.92
2743	NASDAQ	PIO	Thu, May 3, 2018	25.75	25.80	25.54	25.76
2742	NASDAQ	PIO	Wed, May 2, 2018	25.72	25.79	25.65	25.66
2741	NASDAQ	PIO	Tue, May 1, 2018	25.61	25.82	25.54	25.82
2740	NASDAQ	PIO	Mon, Apr 30, 2018	26.08	26.08	25.60	25.60
2739	NASDAQ	PIO	Fri, Apr 27, 2018	26.02	26.16	25.96	26.16
2738	NASDAQ	PIO	Thu, Apr 26, 2018	25.95	26.00	25.89	26.00
2737	NASDAQ	PIO	Wed, Apr 25, 2018	25.70	25.81	25.64	25.74
2736	NASDAQ	PIO	Tue, Apr 24, 2018	26.21	26.21	25.74	25.82
2735	NASDAQ	PIO	Mon, Apr 23, 2018	26.14	26.21	26.10	26.11
2734	NASDAQ	PIO	Fri, Apr 20, 2018	26.25	26.29	26.20	26.23
2733	NASDAQ	PIO	Thu, Apr 19, 2018	26.45	26.45	26.26	26.32
2732	NASDAQ	PIO	Wed, Apr 18, 2018	26.29	26.41	26.29	26.37
2731	NASDAQ	PIO	Tue, Apr 17, 2018	26.19	26.30	26.12	26.30
2730	NASDAQ	PIO	Mon, Apr 16, 2018	26.06	26.11	25.93	26.10
2729	NASDAQ	PIO	Fri, Apr 13, 2018	25.92	25.98	25.84	25.89
2728	NASDAQ	PIO	Thu, Apr 12, 2018	25.73	25.87	25.73	25.75
2727	NASDAQ	PIO	Wed, Apr 11, 2018	25.83	25.85	25.69	25.69
2726	NASDAQ	PIO	Tue, Apr 10, 2018	25.81	26.01	25.81	25.96
2725	NASDAQ	PIO	Mon, Apr 9, 2018	25.81	25.92	25.71	25.79
2724	NASDAQ	PIO	Fri, Apr 6, 2018	25.84	25.95	25.46	25.58
2723	NASDAQ	PIO	Thu, Apr 5, 2018	25.74	25.81	25.72	25.81
2722	NASDAQ	PIO	Wed, Apr 4, 2018	25.25	25.61	25.25	25.60
2721	NASDAQ	PIO	Tue, Apr 3, 2018	25.40	25.50	25.30	25.50
2720	NASDAQ	PIO	Mon, Apr 2, 2018	25.58	25.58	25.12	25.32
2719	NASDAQ	PIO	Thu, Mar 29, 2018	25.58	25.74	25.54	25.69
2718	NASDAQ	PIO	Wed, Mar 28, 2018	25.53	25.65	25.53	25.64
2717	NASDAQ	PIO	Tue, Mar 27, 2018	25.64	25.64	25.29	25.31
2716	NASDAQ	PIO	Mon, Mar 26, 2018	25.29	25.48	25.15	25.47
2715	NASDAQ	PIO	Fri, Mar 23, 2018	25.49	25.49	25.08	25.09
2714	NASDAQ	PIO	Thu, Mar 22, 2018	25.71	25.71	25.40	25.40
2713	NASDAQ	PIO	Wed, Mar 21, 2018	25.96	26.02	25.89	25.91
2712	NASDAQ	PIO	Tue, Mar 20, 2018	25.83	25.84	25.78	25.83
2711	NASDAQ	PIO	Mon, Mar 19, 2018	25.97	25.99	25.77	25.85
2710	NASDAQ	PIO	Fri, Mar 16, 2018	26.04	26.12	25.98	26.12
2709	NASDAQ	PIO	Thu, Mar 15, 2018	26.10	26.20	26.05	26.05
2708	NASDAQ	PIO	Wed, Mar 14, 2018	26.14	26.14	25.96	25.97
2707	NASDAQ	PIO	Tue, Mar 13, 2018	26.16	26.22	25.95	26.08
2706	NASDAQ	PIO	Mon, Mar 12, 2018	26.19	26.19	26.02	26.08
2705	NASDAQ	PIO	Fri, Mar 9, 2018	25.86	26.10	25.86	26.10
2704	NASDAQ	PIO	Thu, Mar 8, 2018	25.71	25.77	25.68	25.74
2703	NASDAQ	PIO	Wed, Mar 7, 2018	25.30	25.53	25.30	25.48
2702	NASDAQ	PIO	Tue, Mar 6, 2018	25.31	25.40	25.25	25.36
2701	NASDAQ	PIO	Mon, Mar 5, 2018	24.83	25.24	24.83	25.24
2700	NASDAQ	PIO	Fri, Mar 2, 2018	24.71	24.96	24.71	24.88
2699	NASDAQ	PIO	Thu, Mar 1, 2018	25.24	25.26	24.78	24.92
2698	NASDAQ	PIO	Wed, Feb 28, 2018	25.63	25.63	25.26	25.26
2697	NASDAQ	PIO	Tue, Feb 27, 2018	25.98	25.98	25.58	25.58
2696	NASDAQ	PIO	Mon, Feb 26, 2018	25.79	26.00	25.71	25.97
2695	NASDAQ	PIO	Fri, Feb 23, 2018	25.67	25.76	25.62	25.70
2694	NASDAQ	PIO	Thu, Feb 22, 2018	25.41	25.56	25.34	25.42
2693	NASDAQ	PIO	Wed, Feb 21, 2018	25.46	25.70	25.37	25.49
2692	NASDAQ	PIO	Tue, Feb 20, 2018	25.41	25.47	25.32	25.33
2691	NASDAQ	PIO	Fri, Feb 16, 2018	25.55	25.63	25.46	25.51
2690	NASDAQ	PIO	Thu, Feb 15, 2018	25.25	25.48	25.22	25.48
2689	NASDAQ	PIO	Wed, Feb 14, 2018	24.84	25.23	24.84	25.22
2688	NASDAQ	PIO	Tue, Feb 13, 2018	24.69	24.91	24.65	24.84
2687	NASDAQ	PIO	Mon, Feb 12, 2018	24.76	25.01	24.73	24.93
2686	NASDAQ	PIO	Fri, Feb 9, 2018	24.74	24.85	24.13	24.74
2685	NASDAQ	PIO	Thu, Feb 8, 2018	25.16	25.16	24.47	24.47
2684	NASDAQ	PIO	Wed, Feb 7, 2018	25.18	25.41	25.13	25.14
2683	NASDAQ	PIO	Tue, Feb 6, 2018	24.82	25.42	24.67	25.42
2682	NASDAQ	PIO	Mon, Feb 5, 2018	25.99	26.00	25.07	25.10
2681	NASDAQ	PIO	Fri, Feb 2, 2018	26.43	26.48	26.25	26.26
2680	NASDAQ	PIO	Thu, Feb 1, 2018	26.65	26.79	26.65	26.77
2679	NASDAQ	PIO	Wed, Jan 31, 2018	26.86	26.87	26.63	26.73
2678	NASDAQ	PIO	Tue, Jan 30, 2018	26.68	26.78	26.64	26.72
2677	NASDAQ	PIO	Mon, Jan 29, 2018	27.00	27.01	26.85	26.85
2676	NASDAQ	PIO	Fri, Jan 26, 2018	27.11	27.16	27.07	27.15
2675	NASDAQ	PIO	Thu, Jan 25, 2018	27.08	27.14	26.98	27.02
2674	NASDAQ	PIO	Wed, Jan 24, 2018	27.01	27.07	26.88	26.95
2673	NASDAQ	PIO	Tue, Jan 23, 2018	27.14	27.14	27.03	27.07
2672	NASDAQ	PIO	Mon, Jan 22, 2018	27.06	27.15	27.03	27.15
2671	NASDAQ	PIO	Fri, Jan 19, 2018	26.91	27.00	26.91	26.98
2670	NASDAQ	PIO	Thu, Jan 18, 2018	26.73	26.87	26.73	26.80
2669	NASDAQ	PIO	Wed, Jan 17, 2018	26.57	26.78	26.57	26.76
2668	NASDAQ	PIO	Tue, Jan 16, 2018	26.57	26.71	26.51	26.55
2667	NASDAQ	PIO	Fri, Jan 12, 2018	26.37	26.44	26.30	26.42
2666	NASDAQ	PIO	Thu, Jan 11, 2018	26.20	26.35	26.17	26.35
2665	NASDAQ	PIO	Wed, Jan 10, 2018	26.34	26.35	26.15	26.21
2664	NASDAQ	PIO	Tue, Jan 9, 2018	26.39	26.50	26.39	26.44
2663	NASDAQ	PIO	Mon, Jan 8, 2018	26.40	26.45	26.37	26.45
2662	NASDAQ	PIO	Fri, Jan 5, 2018	26.29	26.44	26.29	26.44
2661	NASDAQ	PIO	Thu, Jan 4, 2018	26.18	26.29	26.18	26.26
2660	NASDAQ	PIO	Wed, Jan 3, 2018	26.00	26.14	26.00	26.09
2659	NASDAQ	PIO	Tue, Jan 2, 2018	26.10	26.10	26.00	26.03
2658	NASDAQ	PIO	Fri, Dec 29, 2017	26.18	26.22	26.04	26.04
2657	NASDAQ	PIO	Thu, Dec 28, 2017	25.97	26.05	25.95	26.03
2656	NASDAQ	PIO	Wed, Dec 27, 2017	25.90	25.99	25.85	25.85
2655	NASDAQ	PIO	Tue, Dec 26, 2017	25.73	26.02	25.73	25.90
2654	NASDAQ	PIO	Fri, Dec 22, 2017	25.85	25.89	25.80	25.80
2653	NASDAQ	PIO	Thu, Dec 21, 2017	25.82	25.88	25.82	25.86
2652	NASDAQ	PIO	Wed, Dec 20, 2017	25.87	25.90	25.80	25.81
2651	NASDAQ	PIO	Tue, Dec 19, 2017	25.87	25.89	25.81	25.86
2650	NASDAQ	PIO	Mon, Dec 18, 2017	25.68	25.88	25.68	25.80
2649	NASDAQ	PIO	Fri, Dec 15, 2017	25.64	25.74	25.63	25.63
2648	NASDAQ	PIO	Thu, Dec 14, 2017	25.83	25.83	25.58	25.59
2647	NASDAQ	PIO	Wed, Dec 13, 2017	25.83	25.91	25.69	25.69
2646	NASDAQ	PIO	Tue, Dec 12, 2017	25.83	25.86	25.78	25.85
2645	NASDAQ	PIO	Mon, Dec 11, 2017	25.95	25.95	25.88	25.88
2644	NASDAQ	PIO	Fri, Dec 8, 2017	25.88	25.93	25.85	25.92
2643	NASDAQ	PIO	Thu, Dec 7, 2017	25.80	25.97	25.80	25.91
2642	NASDAQ	PIO	Wed, Dec 6, 2017	25.85	25.94	25.85	25.90
2641	NASDAQ	PIO	Tue, Dec 5, 2017	26.05	26.11	25.91	25.91
2640	NASDAQ	PIO	Mon, Dec 4, 2017	25.90	26.09	25.85	26.09
2639	NASDAQ	PIO	Fri, Dec 1, 2017	26.00	26.00	25.67	25.81
2638	NASDAQ	PIO	Thu, Nov 30, 2017	25.87	26.02	25.87	25.97
2637	NASDAQ	PIO	Wed, Nov 29, 2017	25.90	25.91	25.81	25.82
2636	NASDAQ	PIO	Tue, Nov 28, 2017	25.64	25.83	25.64	25.81
2635	NASDAQ	PIO	Mon, Nov 27, 2017	25.57	25.65	25.54	25.61
2634	NASDAQ	PIO	Fri, Nov 24, 2017	25.64	25.64	25.60	25.61
2633	NASDAQ	PIO	Wed, Nov 22, 2017	25.45	25.51	25.42	25.49
2632	NASDAQ	PIO	Tue, Nov 21, 2017	25.39	25.40	25.31	25.31
2631	NASDAQ	PIO	Mon, Nov 20, 2017	25.21	25.27	25.19	25.24
2630	NASDAQ	PIO	Fri, Nov 17, 2017	25.22	25.29	25.18	25.25
2629	NASDAQ	PIO	Thu, Nov 16, 2017	25.27	25.41	25.25	25.41
2628	NASDAQ	PIO	Wed, Nov 15, 2017	25.16	25.16	25.06	25.10
2627	NASDAQ	PIO	Tue, Nov 14, 2017	25.17	25.30	25.13	25.30
2626	NASDAQ	PIO	Mon, Nov 13, 2017	25.16	25.18	25.05	25.12
2625	NASDAQ	PIO	Fri, Nov 10, 2017	25.31	25.31	25.16	25.20
2624	NASDAQ	PIO	Thu, Nov 9, 2017	25.32	25.37	25.20	25.33
2623	NASDAQ	PIO	Wed, Nov 8, 2017	25.42	25.48	25.36	25.48
2622	NASDAQ	PIO	Tue, Nov 7, 2017	25.43	25.46	25.33	25.34
2621	NASDAQ	PIO	Mon, Nov 6, 2017	25.39	25.45	25.39	25.40
2620	NASDAQ	PIO	Fri, Nov 3, 2017	25.38	25.40	25.33	25.36
2619	NASDAQ	PIO	Thu, Nov 2, 2017	25.29	25.32	25.27	25.31
2618	NASDAQ	PIO	Wed, Nov 1, 2017	25.31	25.36	25.22	25.26
2617	NASDAQ	PIO	Tue, Oct 31, 2017	25.29	25.36	25.06	25.06
2616	NASDAQ	PIO	Mon, Oct 30, 2017	25.27	25.29	25.21	25.24
2615	NASDAQ	PIO	Fri, Oct 27, 2017	25.20	25.26	25.09	25.20
2614	NASDAQ	PIO	Thu, Oct 26, 2017	25.12	25.17	25.05	25.15
2613	NASDAQ	PIO	Wed, Oct 25, 2017	25.18	25.18	24.91	24.97
2612	NASDAQ	PIO	Tue, Oct 24, 2017	25.23	25.23	25.09	25.15
2611	NASDAQ	PIO	Mon, Oct 23, 2017	25.32	25.38	25.16	25.16
2610	NASDAQ	PIO	Fri, Oct 20, 2017	25.13	25.32	25.13	25.32
2609	NASDAQ	PIO	Thu, Oct 19, 2017	25.03	25.19	25.03	25.08
2608	NASDAQ	PIO	Wed, Oct 18, 2017	24.98	25.11	24.98	25.09
2607	NASDAQ	PIO	Tue, Oct 17, 2017	25.05	25.05	24.90	24.96
2606	NASDAQ	PIO	Mon, Oct 16, 2017	25.02	25.12	25.02	25.06
2605	NASDAQ	PIO	Fri, Oct 13, 2017	25.23	25.23	25.13	25.20
2604	NASDAQ	PIO	Thu, Oct 12, 2017	25.00	25.17	25.00	25.15
2603	NASDAQ	PIO	Wed, Oct 11, 2017	25.06	25.06	24.96	24.98
2602	NASDAQ	PIO	Tue, Oct 10, 2017	25.09	25.10	25.04	25.06
2601	NASDAQ	PIO	Mon, Oct 9, 2017	25.00	25.03	24.97	24.97
2600	NASDAQ	PIO	Fri, Oct 6, 2017	24.94	24.98	24.88	24.92
2599	NASDAQ	PIO	Thu, Oct 5, 2017	24.94	25.01	24.90	25.00
2598	NASDAQ	PIO	Wed, Oct 4, 2017	24.90	24.96	24.86	24.92
2597	NASDAQ	PIO	Tue, Oct 3, 2017	24.85	24.90	24.83	24.88
2596	NASDAQ	PIO	Mon, Oct 2, 2017	24.68	24.84	24.66	24.83
2595	NASDAQ	PIO	Fri, Sep 29, 2017	24.60	24.90	24.60	24.90
2594	NASDAQ	PIO	Thu, Sep 28, 2017	24.46	24.57	24.46	24.57
2593	NASDAQ	PIO	Wed, Sep 27, 2017	24.38	24.49	24.31	24.49
2592	NASDAQ	PIO	Tue, Sep 26, 2017	24.50	24.50	24.41	24.42
2591	NASDAQ	PIO	Mon, Sep 25, 2017	24.52	24.58	24.43	24.44
2590	NASDAQ	PIO	Fri, Sep 22, 2017	24.48	24.61	24.48	24.56
2589	NASDAQ	PIO	Thu, Sep 21, 2017	24.44	24.53	24.44	24.53
2588	NASDAQ	PIO	Wed, Sep 20, 2017	24.50	24.63	24.49	24.55
2587	NASDAQ	PIO	Tue, Sep 19, 2017	24.63	24.65	24.57	24.57
2586	NASDAQ	PIO	Mon, Sep 18, 2017	24.69	24.69	24.46	24.50
2585	NASDAQ	PIO	Fri, Sep 15, 2017	24.52	24.61	24.48	24.61
2584	NASDAQ	PIO	Thu, Sep 14, 2017	24.46	24.53	24.46	24.51
2583	NASDAQ	PIO	Wed, Sep 13, 2017	24.50	24.52	24.42	24.44
2582	NASDAQ	PIO	Tue, Sep 12, 2017	24.61	24.64	24.59	24.59
2581	NASDAQ	PIO	Mon, Sep 11, 2017	24.55	24.63	24.55	24.56
2580	NASDAQ	PIO	Fri, Sep 8, 2017	24.34	24.45	24.34	24.44
2579	NASDAQ	PIO	Thu, Sep 7, 2017	24.26	24.30	24.20	24.30
2578	NASDAQ	PIO	Wed, Sep 6, 2017	24.13	24.14	24.10	24.12
2577	NASDAQ	PIO	Tue, Sep 5, 2017	24.06	24.12	23.96	24.04
2576	NASDAQ	PIO	Fri, Sep 1, 2017	24.24	24.28	24.12	24.19
2575	NASDAQ	PIO	Thu, Aug 31, 2017	24.01	24.11	23.99	24.05
2574	NASDAQ	PIO	Wed, Aug 30, 2017	23.81	23.94	23.79	23.94
2573	NASDAQ	PIO	Tue, Aug 29, 2017	23.75	23.84	23.75	23.82
2572	NASDAQ	PIO	Mon, Aug 28, 2017	23.85	23.92	23.81	23.84
2571	NASDAQ	PIO	Fri, Aug 25, 2017	23.78	23.92	23.75	23.92
2570	NASDAQ	PIO	Thu, Aug 24, 2017	23.82	23.82	23.73	23.73
2569	NASDAQ	PIO	Wed, Aug 23, 2017	23.80	23.81	23.77	23.81
2568	NASDAQ	PIO	Tue, Aug 22, 2017	23.76	23.97	23.74	23.97
2567	NASDAQ	PIO	Mon, Aug 21, 2017	23.68	23.76	23.64	23.74
2566	NASDAQ	PIO	Fri, Aug 18, 2017	23.65	23.71	23.57	23.65
2565	NASDAQ	PIO	Thu, Aug 17, 2017	23.88	23.88	23.65	23.65
2564	NASDAQ	PIO	Wed, Aug 16, 2017	23.94	24.06	23.86	23.99
2563	NASDAQ	PIO	Tue, Aug 15, 2017	23.96	24.00	23.85	23.86
2562	NASDAQ	PIO	Mon, Aug 14, 2017	23.88	24.00	23.88	23.98
2561	NASDAQ	PIO	Fri, Aug 11, 2017	23.76	23.84	23.75	23.76
2560	NASDAQ	PIO	Thu, Aug 10, 2017	23.98	23.98	23.76	23.76
2559	NASDAQ	PIO	Wed, Aug 9, 2017	23.99	24.07	23.99	24.03
2558	NASDAQ	PIO	Tue, Aug 8, 2017	24.14	24.14	24.00	24.00
2557	NASDAQ	PIO	Mon, Aug 7, 2017	24.11	24.13	24.05	24.13
2556	NASDAQ	PIO	Fri, Aug 4, 2017	24.16	24.16	24.09	24.15
2555	NASDAQ	PIO	Thu, Aug 3, 2017	24.07	24.13	24.06	24.12
2554	NASDAQ	PIO	Wed, Aug 2, 2017	24.07	24.13	24.02	24.07
2553	NASDAQ	PIO	Tue, Aug 1, 2017	24.06	24.06	23.96	24.06
2552	NASDAQ	PIO	Mon, Jul 31, 2017	24.03	24.03	23.91	23.98
2551	NASDAQ	PIO	Fri, Jul 28, 2017	23.81	23.82	23.79	23.81
2550	NASDAQ	PIO	Thu, Jul 27, 2017	23.91	23.95	23.80	23.84
2549	NASDAQ	PIO	Wed, Jul 26, 2017	23.87	23.89	23.82	23.87
2548	NASDAQ	PIO	Tue, Jul 25, 2017	24.03	24.03	23.81	23.81
2547	NASDAQ	PIO	Mon, Jul 24, 2017	23.99	24.06	23.95	24.00
2546	NASDAQ	PIO	Fri, Jul 21, 2017	24.11	24.11	23.99	24.08
2545	NASDAQ	PIO	Thu, Jul 20, 2017	24.13	24.17	24.10	24.16
2544	NASDAQ	PIO	Wed, Jul 19, 2017	24.10	24.10	24.03	24.09
2543	NASDAQ	PIO	Tue, Jul 18, 2017	24.03	24.11	24.00	24.11
2542	NASDAQ	PIO	Mon, Jul 17, 2017	24.02	24.11	24.02	24.11
2541	NASDAQ	PIO	Fri, Jul 14, 2017	23.91	24.10	23.91	24.07
2540	NASDAQ	PIO	Thu, Jul 13, 2017	23.86	23.88	23.78	23.83
2539	NASDAQ	PIO	Wed, Jul 12, 2017	23.75	23.82	23.74	23.74
2538	NASDAQ	PIO	Tue, Jul 11, 2017	23.45	23.56	23.45	23.53
2537	NASDAQ	PIO	Mon, Jul 10, 2017	23.57	23.62	23.53	23.62
2536	NASDAQ	PIO	Fri, Jul 7, 2017	23.45	23.62	23.40	23.56
2535	NASDAQ	PIO	Thu, Jul 6, 2017	23.49	23.49	23.34	23.34
2534	NASDAQ	PIO	Wed, Jul 5, 2017	23.56	23.57	23.53	23.57
2533	NASDAQ	PIO	Mon, Jul 3, 2017	23.70	23.71	23.61	23.62
2532	NASDAQ	PIO	Fri, Jun 30, 2017	23.53	23.73	23.53	23.73
2531	NASDAQ	PIO	Thu, Jun 29, 2017	23.70	23.70	23.50	23.60
2530	NASDAQ	PIO	Wed, Jun 28, 2017	23.70	23.88	23.70	23.88
2529	NASDAQ	PIO	Tue, Jun 27, 2017	23.84	23.85	23.58	23.58
2528	NASDAQ	PIO	Mon, Jun 26, 2017	23.91	23.94	23.85	23.85
2527	NASDAQ	PIO	Fri, Jun 23, 2017	23.83	23.90	23.83	23.88
2526	NASDAQ	PIO	Thu, Jun 22, 2017	23.88	23.89	23.78	23.80
2525	NASDAQ	PIO	Wed, Jun 21, 2017	23.89	23.92	23.82	23.89
2524	NASDAQ	PIO	Tue, Jun 20, 2017	23.96	23.97	23.79	23.82
2523	NASDAQ	PIO	Mon, Jun 19, 2017	24.00	24.09	23.94	23.94
2522	NASDAQ	PIO	Fri, Jun 16, 2017	23.92	23.99	23.88	23.92
2521	NASDAQ	PIO	Thu, Jun 15, 2017	23.81	23.89	23.80	23.88
2520	NASDAQ	PIO	Wed, Jun 14, 2017	24.10	24.19	23.98	24.06
2519	NASDAQ	PIO	Tue, Jun 13, 2017	23.85	24.01	23.85	24.01
2518	NASDAQ	PIO	Mon, Jun 12, 2017	23.87	23.87	23.81	23.83
2517	NASDAQ	PIO	Fri, Jun 9, 2017	24.00	24.03	23.90	23.90
2516	NASDAQ	PIO	Thu, Jun 8, 2017	24.16	24.16	24.02	24.11
2515	NASDAQ	PIO	Wed, Jun 7, 2017	24.21	24.21	24.09	24.18
2514	NASDAQ	PIO	Tue, Jun 6, 2017	24.38	24.38	24.21	24.22
2513	NASDAQ	PIO	Mon, Jun 5, 2017	24.42	24.51	24.42	24.48
2512	NASDAQ	PIO	Fri, Jun 2, 2017	24.45	24.50	24.37	24.47
2511	NASDAQ	PIO	Thu, Jun 1, 2017	24.30	24.44	24.30	24.43
2510	NASDAQ	PIO	Wed, May 31, 2017	24.25	24.32	24.20	24.29
2509	NASDAQ	PIO	Tue, May 30, 2017	24.12	24.26	24.12	24.21
2508	NASDAQ	PIO	Fri, May 26, 2017	24.16	24.16	23.95	23.95
2507	NASDAQ	PIO	Thu, May 25, 2017	24.32	24.32	24.16	24.21
2506	NASDAQ	PIO	Wed, May 24, 2017	24.02	24.17	24.02	24.11
2505	NASDAQ	PIO	Tue, May 23, 2017	23.94	24.07	23.94	24.02
2504	NASDAQ	PIO	Mon, May 22, 2017	23.88	23.95	23.88	23.91
2503	NASDAQ	PIO	Fri, May 19, 2017	23.84	23.87	23.69	23.79
2502	NASDAQ	PIO	Thu, May 18, 2017	23.54	23.54	23.42	23.42
2501	NASDAQ	PIO	Wed, May 17, 2017	23.58	23.72	23.53	23.53
2500	NASDAQ	PIO	Tue, May 16, 2017	23.75	23.83	22.67	22.67
2499	NASDAQ	PIO	Mon, May 15, 2017	23.72	23.83	23.71	23.72
2498	NASDAQ	PIO	Fri, May 12, 2017	23.50	23.65	23.49	23.56
2497	NASDAQ	PIO	Thu, May 11, 2017	23.55	23.55	23.48	23.55
2496	NASDAQ	PIO	Wed, May 10, 2017	23.66	23.66	23.62	23.66
2495	NASDAQ	PIO	Tue, May 9, 2017	23.57	23.66	23.57	23.62
2494	NASDAQ	PIO	Mon, May 8, 2017	23.67	23.75	23.61	23.63
2493	NASDAQ	PIO	Fri, May 5, 2017	23.53	23.72	23.53	23.69
2492	NASDAQ	PIO	Thu, May 4, 2017	23.32	23.61	23.32	23.61
2491	NASDAQ	PIO	Wed, May 3, 2017	23.23	23.31	23.23	23.25
2490	NASDAQ	PIO	Tue, May 2, 2017	23.11	23.31	23.11	23.26
2489	NASDAQ	PIO	Mon, May 1, 2017	23.02	23.25	23.02	23.19
2488	NASDAQ	PIO	Fri, Apr 28, 2017	23.16	23.25	23.16	23.23
2487	NASDAQ	PIO	Thu, Apr 27, 2017	23.19	23.24	23.19	23.23
2486	NASDAQ	PIO	Wed, Apr 26, 2017	23.20	23.23	23.09	23.09
2485	NASDAQ	PIO	Tue, Apr 25, 2017	23.07	23.24	23.07	23.18
2484	NASDAQ	PIO	Mon, Apr 24, 2017	22.90	23.06	22.90	23.06
2483	NASDAQ	PIO	Fri, Apr 21, 2017	22.52	22.61	22.52	22.59
2482	NASDAQ	PIO	Thu, Apr 20, 2017	22.62	22.62	22.55	22.56
2481	NASDAQ	PIO	Wed, Apr 19, 2017	22.61	22.67	22.50	22.55
2480	NASDAQ	PIO	Tue, Apr 18, 2017	22.52	22.64	22.52	22.62
2479	NASDAQ	PIO	Mon, Apr 17, 2017	22.65	22.70	22.63	22.70
2478	NASDAQ	PIO	Thu, Apr 13, 2017	22.53	22.62	22.48	22.48
2477	NASDAQ	PIO	Wed, Apr 12, 2017	22.63	22.65	22.55	22.60
2476	NASDAQ	PIO	Tue, Apr 11, 2017	22.53	22.61	22.45	22.57
2475	NASDAQ	PIO	Mon, Apr 10, 2017	22.56	22.62	22.50	22.53
2474	NASDAQ	PIO	Fri, Apr 7, 2017	22.49	22.63	22.49	22.56
2473	NASDAQ	PIO	Thu, Apr 6, 2017	22.44	22.56	22.44	22.47
2472	NASDAQ	PIO	Wed, Apr 5, 2017	22.54	22.61	22.49	22.51
2471	NASDAQ	PIO	Tue, Apr 4, 2017	22.47	22.52	22.44	22.52
2470	NASDAQ	PIO	Mon, Apr 3, 2017	22.57	22.60	22.46	22.50
2469	NASDAQ	PIO	Fri, Mar 31, 2017	22.44	22.63	22.44	22.52
2468	NASDAQ	PIO	Thu, Mar 30, 2017	22.55	22.62	22.52	22.53
2467	NASDAQ	PIO	Wed, Mar 29, 2017	22.51	22.62	22.51	22.62
2466	NASDAQ	PIO	Tue, Mar 28, 2017	22.59	22.62	22.52	22.59
2465	NASDAQ	PIO	Mon, Mar 27, 2017	22.45	22.51	22.40	22.51
2464	NASDAQ	PIO	Fri, Mar 24, 2017	22.46	22.49	22.41	22.44
2463	NASDAQ	PIO	Thu, Mar 23, 2017	22.40	22.48	22.36	22.40
2462	NASDAQ	PIO	Wed, Mar 22, 2017	22.23	22.38	22.23	22.38
2461	NASDAQ	PIO	Tue, Mar 21, 2017	22.48	22.50	22.31	22.39
2460	NASDAQ	PIO	Mon, Mar 20, 2017	22.33	22.39	22.32	22.38
2459	NASDAQ	PIO	Fri, Mar 17, 2017	22.26	22.47	22.26	22.36
2458	NASDAQ	PIO	Thu, Mar 16, 2017	22.32	22.36	22.25	22.25
2457	NASDAQ	PIO	Wed, Mar 15, 2017	21.97	22.32	21.97	22.32
2456	NASDAQ	PIO	Tue, Mar 14, 2017	22.15	22.15	21.91	21.98
2455	NASDAQ	PIO	Mon, Mar 13, 2017	22.05	22.16	22.05	22.14
2454	NASDAQ	PIO	Fri, Mar 10, 2017	22.08	22.08	22.01	22.05
2453	NASDAQ	PIO	Thu, Mar 9, 2017	21.90	21.90	21.82	21.86
2452	NASDAQ	PIO	Wed, Mar 8, 2017	21.87	21.95	21.87	21.88
2451	NASDAQ	PIO	Tue, Mar 7, 2017	22.05	22.06	21.97	22.01
2450	NASDAQ	PIO	Mon, Mar 6, 2017	22.10	22.15	22.05	22.05
2449	NASDAQ	PIO	Fri, Mar 3, 2017	22.05	22.17	22.03	22.11
2448	NASDAQ	PIO	Thu, Mar 2, 2017	22.09	22.18	22.05	22.07
2447	NASDAQ	PIO	Wed, Mar 1, 2017	22.00	22.20	21.97	22.19
2446	NASDAQ	PIO	Tue, Feb 28, 2017	21.85	21.96	21.85	21.90
2445	NASDAQ	PIO	Mon, Feb 27, 2017	21.74	21.93	21.74	21.93
2444	NASDAQ	PIO	Fri, Feb 24, 2017	21.70	21.85	21.70	21.85
2443	NASDAQ	PIO	Thu, Feb 23, 2017	21.90	21.96	21.83	21.87
2442	NASDAQ	PIO	Wed, Feb 22, 2017	21.93	22.00	21.90	21.97
2441	NASDAQ	PIO	Tue, Feb 21, 2017	21.86	21.97	21.86	21.97
2440	NASDAQ	PIO	Fri, Feb 17, 2017	21.73	21.84	21.73	21.84
2439	NASDAQ	PIO	Thu, Feb 16, 2017	21.83	21.94	21.83	21.92
2438	NASDAQ	PIO	Wed, Feb 15, 2017	21.65	21.98	21.65	21.90
2437	NASDAQ	PIO	Tue, Feb 14, 2017	21.90	21.96	21.78	21.85
2436	NASDAQ	PIO	Mon, Feb 13, 2017	21.93	21.97	21.86	21.86
2435	NASDAQ	PIO	Fri, Feb 10, 2017	21.75	21.91	21.75	21.87
2434	NASDAQ	PIO	Thu, Feb 9, 2017	21.65	21.80	21.65	21.77
2433	NASDAQ	PIO	Wed, Feb 8, 2017	21.60	21.70	21.60	21.62
2432	NASDAQ	PIO	Tue, Feb 7, 2017	21.55	21.55	21.45	21.51
2431	NASDAQ	PIO	Mon, Feb 6, 2017	21.50	21.50	21.38	21.41
2430	NASDAQ	PIO	Fri, Feb 3, 2017	21.39	21.61	21.39	21.57
2429	NASDAQ	PIO	Thu, Feb 2, 2017	21.53	21.54	21.44	21.47
2428	NASDAQ	PIO	Wed, Feb 1, 2017	21.51	21.53	21.42	21.50
2427	NASDAQ	PIO	Tue, Jan 31, 2017	21.47	21.51	21.44	21.44
2426	NASDAQ	PIO	Mon, Jan 30, 2017	21.45	21.45	21.24	21.34
2425	NASDAQ	PIO	Fri, Jan 27, 2017	21.48	21.51	21.43	21.48
2424	NASDAQ	PIO	Thu, Jan 26, 2017	21.55	21.61	21.47	21.50
2423	NASDAQ	PIO	Wed, Jan 25, 2017	21.57	21.58	21.41	21.41
2422	NASDAQ	PIO	Tue, Jan 24, 2017	21.31	21.44	21.27	21.36
2421	NASDAQ	PIO	Mon, Jan 23, 2017	21.32	21.33	21.21	21.29
2420	NASDAQ	PIO	Fri, Jan 20, 2017	21.24	21.24	21.05	21.18
2419	NASDAQ	PIO	Thu, Jan 19, 2017	21.02	21.13	21.02	21.07
2418	NASDAQ	PIO	Wed, Jan 18, 2017	21.17	21.26	21.13	21.14
2417	NASDAQ	PIO	Tue, Jan 17, 2017	20.99	21.16	20.99	21.13
2416	NASDAQ	PIO	Fri, Jan 13, 2017	20.99	21.08	20.93	20.93
2415	NASDAQ	PIO	Thu, Jan 12, 2017	20.99	21.07	20.96	21.07
2414	NASDAQ	PIO	Wed, Jan 11, 2017	20.85	21.00	20.80	20.91
2413	NASDAQ	PIO	Tue, Jan 10, 2017	20.89	20.91	20.81	20.86
2412	NASDAQ	PIO	Mon, Jan 9, 2017	20.95	20.96	20.90	20.91
2411	NASDAQ	PIO	Fri, Jan 6, 2017	20.98	21.06	20.97	20.98
2410	NASDAQ	PIO	Thu, Jan 5, 2017	20.84	21.09	20.84	21.09
2409	NASDAQ	PIO	Wed, Jan 4, 2017	20.90	20.97	20.55	20.55
2408	NASDAQ	PIO	Tue, Jan 3, 2017	20.77	20.83	20.71	20.82
2407	NASDAQ	PIO	Fri, Dec 30, 2016	20.91	20.95	20.74	20.80
2406	NASDAQ	PIO	Thu, Dec 29, 2016	20.69	20.81	20.69	20.80
2405	NASDAQ	PIO	Wed, Dec 28, 2016	20.81	20.83	20.55	20.55
2404	NASDAQ	PIO	Tue, Dec 27, 2016	20.79	20.88	20.78	20.82
2403	NASDAQ	PIO	Fri, Dec 23, 2016	20.61	20.78	20.61	20.76
2402	NASDAQ	PIO	Thu, Dec 22, 2016	20.69	20.73	20.65	20.69
2401	NASDAQ	PIO	Wed, Dec 21, 2016	20.64	20.80	20.64	20.73
2400	NASDAQ	PIO	Tue, Dec 20, 2016	20.62	20.80	20.62	20.62
2399	NASDAQ	PIO	Mon, Dec 19, 2016	20.52	20.81	20.52	20.69
2398	NASDAQ	PIO	Fri, Dec 16, 2016	20.78	20.78	20.50	20.50
2397	NASDAQ	PIO	Thu, Dec 15, 2016	20.77	20.84	20.69	20.79
2396	NASDAQ	PIO	Wed, Dec 14, 2016	21.00	21.14	20.50	20.76
2395	NASDAQ	PIO	Tue, Dec 13, 2016	20.99	21.19	20.99	21.15
2394	NASDAQ	PIO	Mon, Dec 12, 2016	20.87	20.99	20.87	20.97
2393	NASDAQ	PIO	Fri, Dec 9, 2016	20.79	20.95	20.79	20.94
2392	NASDAQ	PIO	Thu, Dec 8, 2016	20.79	20.90	20.75	20.82
2391	NASDAQ	PIO	Wed, Dec 7, 2016	20.65	20.93	20.65	20.79
2390	NASDAQ	PIO	Tue, Dec 6, 2016	20.78	20.81	20.64	20.80
2389	NASDAQ	PIO	Mon, Dec 5, 2016	20.68	20.72	20.62	20.71
2388	NASDAQ	PIO	Fri, Dec 2, 2016	20.61	20.63	20.53	20.59
2387	NASDAQ	PIO	Thu, Dec 1, 2016	20.53	20.63	20.51	20.51
2386	NASDAQ	PIO	Wed, Nov 30, 2016	20.84	20.84	20.67	20.67
2385	NASDAQ	PIO	Tue, Nov 29, 2016	20.73	20.89	20.73	20.82
2384	NASDAQ	PIO	Mon, Nov 28, 2016	20.88	20.90	20.81	20.81
2383	NASDAQ	PIO	Fri, Nov 25, 2016	20.84	20.90	20.84	20.88
2382	NASDAQ	PIO	Wed, Nov 23, 2016	20.81	20.93	20.80	20.87
2381	NASDAQ	PIO	Tue, Nov 22, 2016	20.85	20.99	20.85	20.99
2380	NASDAQ	PIO	Mon, Nov 21, 2016	20.73	20.87	20.73	20.86
2379	NASDAQ	PIO	Fri, Nov 18, 2016	20.80	20.80	20.65	20.69
2378	NASDAQ	PIO	Thu, Nov 17, 2016	20.85	20.93	20.80	20.82
2377	NASDAQ	PIO	Wed, Nov 16, 2016	20.70	20.77	20.68	20.73
2376	NASDAQ	PIO	Tue, Nov 15, 2016	20.62	20.76	20.62	20.76
2375	NASDAQ	PIO	Mon, Nov 14, 2016	20.83	20.83	20.61	20.67
2374	NASDAQ	PIO	Fri, Nov 11, 2016	20.98	20.98	20.86	20.90
2373	NASDAQ	PIO	Thu, Nov 10, 2016	21.13	21.13	20.92	21.08
2372	NASDAQ	PIO	Wed, Nov 9, 2016	20.90	21.36	20.90	21.23
2371	NASDAQ	PIO	Tue, Nov 8, 2016	20.95	21.13	20.92	21.11
2370	NASDAQ	PIO	Mon, Nov 7, 2016	20.86	20.95	20.86	20.95
2369	NASDAQ	PIO	Fri, Nov 4, 2016	20.71	20.75	20.67	20.67
2368	NASDAQ	PIO	Thu, Nov 3, 2016	20.82	20.84	20.74	20.76
2367	NASDAQ	PIO	Wed, Nov 2, 2016	21.08	21.08	20.85	20.92
2366	NASDAQ	PIO	Tue, Nov 1, 2016	21.27	21.27	21.07	21.12
2365	NASDAQ	PIO	Mon, Oct 31, 2016	21.19	21.29	21.17	21.29
2364	NASDAQ	PIO	Fri, Oct 28, 2016	21.15	21.25	21.10	21.17
2363	NASDAQ	PIO	Thu, Oct 27, 2016	21.26	21.26	21.16	21.16
2362	NASDAQ	PIO	Wed, Oct 26, 2016	21.25	21.27	21.21	21.22
2361	NASDAQ	PIO	Tue, Oct 25, 2016	21.50	21.50	21.27	21.32
2360	NASDAQ	PIO	Mon, Oct 24, 2016	21.66	21.67	21.53	21.57
2359	NASDAQ	PIO	Fri, Oct 21, 2016	21.50	21.56	21.49	21.56
2358	NASDAQ	PIO	Thu, Oct 20, 2016	21.55	21.63	21.55	21.62
2357	NASDAQ	PIO	Wed, Oct 19, 2016	21.58	21.66	21.55	21.62
2356	NASDAQ	PIO	Tue, Oct 18, 2016	21.57	21.68	21.52	21.54
2355	NASDAQ	PIO	Mon, Oct 17, 2016	21.34	21.40	21.33	21.34
2354	NASDAQ	PIO	Fri, Oct 14, 2016	21.48	21.54	21.36	21.37
2353	NASDAQ	PIO	Thu, Oct 13, 2016	21.25	21.46	21.20	21.41
2352	NASDAQ	PIO	Wed, Oct 12, 2016	21.35	21.41	21.34	21.36
2351	NASDAQ	PIO	Tue, Oct 11, 2016	21.60	21.60	21.34	21.39
2350	NASDAQ	PIO	Mon, Oct 10, 2016	21.68	21.79	21.66	21.67
2349	NASDAQ	PIO	Fri, Oct 7, 2016	21.77	21.77	21.58	21.69
2348	NASDAQ	PIO	Thu, Oct 6, 2016	22.05	22.05	21.77	21.90
2347	NASDAQ	PIO	Wed, Oct 5, 2016	21.95	22.01	21.94	21.98
2346	NASDAQ	PIO	Tue, Oct 4, 2016	22.24	22.24	21.98	22.02
2345	NASDAQ	PIO	Mon, Oct 3, 2016	22.22	22.32	22.20	22.21
2344	NASDAQ	PIO	Fri, Sep 30, 2016	22.18	22.35	22.15	22.27
2343	NASDAQ	PIO	Thu, Sep 29, 2016	22.35	22.36	22.06	22.11
2342	NASDAQ	PIO	Wed, Sep 28, 2016	22.15	22.31	22.15	22.31
2341	NASDAQ	PIO	Tue, Sep 27, 2016	21.97	22.13	21.94	22.09
2340	NASDAQ	PIO	Mon, Sep 26, 2016	22.03	22.05	21.96	21.98
2339	NASDAQ	PIO	Fri, Sep 23, 2016	22.23	22.32	22.16	22.19
2338	NASDAQ	PIO	Thu, Sep 22, 2016	22.33	22.44	22.31	22.32
2337	NASDAQ	PIO	Wed, Sep 21, 2016	21.89	22.11	21.84	22.11
2336	NASDAQ	PIO	Tue, Sep 20, 2016	21.92	21.95	21.83	21.84
2335	NASDAQ	PIO	Mon, Sep 19, 2016	21.84	21.92	21.79	21.82
2334	NASDAQ	PIO	Fri, Sep 16, 2016	21.70	21.70	21.55	21.68
2333	NASDAQ	PIO	Thu, Sep 15, 2016	21.66	21.95	21.66	21.84
2332	NASDAQ	PIO	Wed, Sep 14, 2016	21.68	21.70	21.59	21.63
2331	NASDAQ	PIO	Tue, Sep 13, 2016	21.71	21.74	21.55	21.62
2330	NASDAQ	PIO	Mon, Sep 12, 2016	21.65	22.02	21.65	21.97
2329	NASDAQ	PIO	Fri, Sep 9, 2016	22.28	22.28	21.84	21.84
2328	NASDAQ	PIO	Thu, Sep 8, 2016	22.55	22.55	22.44	22.46
2327	NASDAQ	PIO	Wed, Sep 7, 2016	22.60	22.60	22.46	22.50
2326	NASDAQ	PIO	Tue, Sep 6, 2016	22.57	22.63	22.57	22.58
2325	NASDAQ	PIO	Fri, Sep 2, 2016	22.30	22.44	22.30	22.41
2324	NASDAQ	PIO	Thu, Sep 1, 2016	22.09	22.14	22.01	22.14
2323	NASDAQ	PIO	Wed, Aug 31, 2016	22.20	22.21	22.06	22.10
2322	NASDAQ	PIO	Tue, Aug 30, 2016	22.20	22.21	22.07	22.09
2321	NASDAQ	PIO	Mon, Aug 29, 2016	22.11	22.29	22.11	22.25
2320	NASDAQ	PIO	Fri, Aug 26, 2016	22.26	22.37	21.98	22.10
2319	NASDAQ	PIO	Thu, Aug 25, 2016	22.21	22.25	22.14	22.16
2318	NASDAQ	PIO	Wed, Aug 24, 2016	22.31	22.31	22.19	22.20
2317	NASDAQ	PIO	Tue, Aug 23, 2016	22.38	22.44	22.34	22.36
2316	NASDAQ	PIO	Mon, Aug 22, 2016	22.20	22.32	22.18	22.28
2315	NASDAQ	PIO	Fri, Aug 19, 2016	22.24	22.27	22.18	22.26
2314	NASDAQ	PIO	Thu, Aug 18, 2016	22.33	22.39	22.27	22.35
2313	NASDAQ	PIO	Wed, Aug 17, 2016	22.22	22.33	22.09	22.23
2312	NASDAQ	PIO	Tue, Aug 16, 2016	22.39	22.41	22.28	22.28
2311	NASDAQ	PIO	Mon, Aug 15, 2016	22.34	22.39	22.31	22.37
2310	NASDAQ	PIO	Fri, Aug 12, 2016	22.36	22.38	22.21	22.24
2309	NASDAQ	PIO	Thu, Aug 11, 2016	22.22	22.33	22.18	22.30
2308	NASDAQ	PIO	Wed, Aug 10, 2016	22.13	22.15	22.06	22.12
2307	NASDAQ	PIO	Tue, Aug 9, 2016	21.95	22.06	21.91	21.91
2306	NASDAQ	PIO	Mon, Aug 8, 2016	22.06	22.06	21.89	21.90
2305	NASDAQ	PIO	Fri, Aug 5, 2016	21.96	21.99	21.94	21.97
2304	NASDAQ	PIO	Thu, Aug 4, 2016	22.00	22.03	21.90	21.94
2303	NASDAQ	PIO	Wed, Aug 3, 2016	21.84	21.88	21.81	21.85
2302	NASDAQ	PIO	Tue, Aug 2, 2016	22.11	22.11	21.90	21.92
2301	NASDAQ	PIO	Mon, Aug 1, 2016	22.22	22.23	22.03	22.11
2300	NASDAQ	PIO	Fri, Jul 29, 2016	22.24	22.34	22.17	22.27
2299	NASDAQ	PIO	Thu, Jul 28, 2016	22.17	22.23	22.10	22.20
2298	NASDAQ	PIO	Wed, Jul 27, 2016	22.13	22.13	22.02	22.10
2297	NASDAQ	PIO	Tue, Jul 26, 2016	22.06	22.12	22.01	22.12
2296	NASDAQ	PIO	Mon, Jul 25, 2016	22.01	22.01	21.84	21.87
2295	NASDAQ	PIO	Fri, Jul 22, 2016	21.85	22.01	21.83	21.94
2294	NASDAQ	PIO	Thu, Jul 21, 2016	21.92	21.99	21.82	21.84
2293	NASDAQ	PIO	Wed, Jul 20, 2016	21.95	22.02	21.92	22.01
2292	NASDAQ	PIO	Tue, Jul 19, 2016	21.88	21.94	21.80	21.84
2291	NASDAQ	PIO	Mon, Jul 18, 2016	21.96	21.98	21.91	21.93
2290	NASDAQ	PIO	Fri, Jul 15, 2016	22.00	22.05	21.90	21.92
2289	NASDAQ	PIO	Thu, Jul 14, 2016	22.10	22.11	22.02	22.04
2288	NASDAQ	PIO	Wed, Jul 13, 2016	21.93	22.00	21.88	22.00
2287	NASDAQ	PIO	Tue, Jul 12, 2016	21.89	21.95	21.84	21.84
2286	NASDAQ	PIO	Mon, Jul 11, 2016	21.77	21.84	21.72	21.77
2285	NASDAQ	PIO	Fri, Jul 8, 2016	21.40	21.62	21.33	21.57
2284	NASDAQ	PIO	Thu, Jul 7, 2016	21.35	21.44	21.19	21.27
2283	NASDAQ	PIO	Wed, Jul 6, 2016	21.22	21.38	21.12	21.38
2282	NASDAQ	PIO	Tue, Jul 5, 2016	21.48	21.48	21.28	21.35
2281	NASDAQ	PIO	Fri, Jul 1, 2016	21.73	21.87	21.62	21.64
2280	NASDAQ	PIO	Thu, Jun 30, 2016	21.38	21.61	21.31	21.61
2279	NASDAQ	PIO	Wed, Jun 29, 2016	21.13	21.31	21.11	21.23
2278	NASDAQ	PIO	Tue, Jun 28, 2016	20.84	20.89	20.69	20.87
2277	NASDAQ	PIO	Mon, Jun 27, 2016	20.69	20.69	20.26	20.46
2276	NASDAQ	PIO	Fri, Jun 24, 2016	20.89	21.13	20.72	20.87
2275	NASDAQ	PIO	Thu, Jun 23, 2016	21.81	21.93	21.76	21.93
2274	NASDAQ	PIO	Wed, Jun 22, 2016	21.72	21.76	21.60	21.60
2273	NASDAQ	PIO	Tue, Jun 21, 2016	21.66	21.74	21.60	21.64
2272	NASDAQ	PIO	Mon, Jun 20, 2016	21.65	21.71	21.61	21.61
2271	NASDAQ	PIO	Fri, Jun 17, 2016	21.18	21.22	21.05	21.18
2270	NASDAQ	PIO	Thu, Jun 16, 2016	21.06	21.25	20.88	21.09
2269	NASDAQ	PIO	Wed, Jun 15, 2016	21.25	21.37	21.20	21.20
2268	NASDAQ	PIO	Tue, Jun 14, 2016	21.20	21.20	21.05	21.13
2267	NASDAQ	PIO	Mon, Jun 13, 2016	21.48	21.52	21.28	21.36
2266	NASDAQ	PIO	Fri, Jun 10, 2016	21.85	21.85	21.52	21.58
2265	NASDAQ	PIO	Thu, Jun 9, 2016	22.24	22.24	22.11	22.20
2264	NASDAQ	PIO	Wed, Jun 8, 2016	22.23	22.39	22.23	22.34
2263	NASDAQ	PIO	Tue, Jun 7, 2016	22.21	22.34	22.21	22.24
2262	NASDAQ	PIO	Mon, Jun 6, 2016	22.05	22.13	22.04	22.12
2261	NASDAQ	PIO	Fri, Jun 3, 2016	21.81	21.96	21.79	21.89
2260	NASDAQ	PIO	Thu, Jun 2, 2016	21.65	21.77	21.62	21.77
2259	NASDAQ	PIO	Wed, Jun 1, 2016	21.73	21.77	21.61	21.72
2258	NASDAQ	PIO	Tue, May 31, 2016	21.79	21.92	21.69	21.70
2257	NASDAQ	PIO	Fri, May 27, 2016	21.67	21.81	21.67	21.70
2256	NASDAQ	PIO	Thu, May 26, 2016	21.76	21.90	21.71	21.71
2255	NASDAQ	PIO	Wed, May 25, 2016	21.79	21.93	21.68	21.72
2254	NASDAQ	PIO	Tue, May 24, 2016	21.46	21.72	21.46	21.69
2253	NASDAQ	PIO	Mon, May 23, 2016	21.37	21.38	21.27	21.35
2252	NASDAQ	PIO	Fri, May 20, 2016	21.51	21.58	21.41	21.42
2251	NASDAQ	PIO	Thu, May 19, 2016	21.23	21.31	21.14	21.29
2250	NASDAQ	PIO	Wed, May 18, 2016	21.30	21.51	21.21	21.30
2249	NASDAQ	PIO	Tue, May 17, 2016	21.46	21.59	21.35	21.45
2248	NASDAQ	PIO	Mon, May 16, 2016	21.35	21.59	21.35	21.47
2247	NASDAQ	PIO	Fri, May 13, 2016	21.46	21.46	21.25	21.26
2246	NASDAQ	PIO	Thu, May 12, 2016	21.51	21.62	21.38	21.49
2245	NASDAQ	PIO	Wed, May 11, 2016	21.43	21.63	21.43	21.51
2244	NASDAQ	PIO	Tue, May 10, 2016	21.35	21.62	21.35	21.60
2243	NASDAQ	PIO	Mon, May 9, 2016	21.39	21.40	21.31	21.34
2242	NASDAQ	PIO	Fri, May 6, 2016	21.37	21.50	21.32	21.50
2241	NASDAQ	PIO	Thu, May 5, 2016	21.47	21.47	21.27	21.28
2240	NASDAQ	PIO	Wed, May 4, 2016	21.44	21.51	21.38	21.41
2239	NASDAQ	PIO	Tue, May 3, 2016	21.83	21.83	21.56	21.70
2238	NASDAQ	PIO	Mon, May 2, 2016	21.90	21.93	21.76	21.90
2237	NASDAQ	PIO	Fri, Apr 29, 2016	21.77	21.85	21.62	21.70
2236	NASDAQ	PIO	Thu, Apr 28, 2016	21.75	21.89	21.75	21.86
2235	NASDAQ	PIO	Wed, Apr 27, 2016	21.70	21.82	21.69	21.80
2234	NASDAQ	PIO	Tue, Apr 26, 2016	21.58	21.73	21.58	21.71
2233	NASDAQ	PIO	Mon, Apr 25, 2016	21.59	21.59	21.47	21.53
2232	NASDAQ	PIO	Fri, Apr 22, 2016	21.43	21.60	21.43	21.57
2231	NASDAQ	PIO	Thu, Apr 21, 2016	21.51	21.62	21.45	21.46
2230	NASDAQ	PIO	Wed, Apr 20, 2016	21.60	21.70	21.49	21.66
2229	NASDAQ	PIO	Tue, Apr 19, 2016	21.59	21.75	21.59	21.69
2228	NASDAQ	PIO	Mon, Apr 18, 2016	21.41	21.58	21.41	21.55
2227	NASDAQ	PIO	Fri, Apr 15, 2016	21.46	21.46	21.38	21.44
2226	NASDAQ	PIO	Thu, Apr 14, 2016	21.48	21.54	21.37	21.38
2225	NASDAQ	PIO	Wed, Apr 13, 2016	21.37	21.48	21.26	21.47
2224	NASDAQ	PIO	Tue, Apr 12, 2016	21.09	21.25	21.00	21.22
2223	NASDAQ	PIO	Mon, Apr 11, 2016	21.18	21.24	20.99	21.01
2222	NASDAQ	PIO	Fri, Apr 8, 2016	21.00	21.14	20.96	20.98
2221	NASDAQ	PIO	Thu, Apr 7, 2016	20.76	20.81	20.57	20.63
2220	NASDAQ	PIO	Wed, Apr 6, 2016	20.75	20.80	20.62	20.80
2219	NASDAQ	PIO	Tue, Apr 5, 2016	20.86	20.86	20.86	20.65
2218	NASDAQ	PIO	Mon, Apr 4, 2016	21.08	21.08	20.84	20.86
2217	NASDAQ	PIO	Fri, Apr 1, 2016	20.78	21.05	20.78	21.03
2216	NASDAQ	PIO	Thu, Mar 31, 2016	21.08	21.13	21.03	21.03
2215	NASDAQ	PIO	Wed, Mar 30, 2016	21.06	21.14	20.97	21.08
2214	NASDAQ	PIO	Tue, Mar 29, 2016	20.45	20.88	20.45	20.83
2213	NASDAQ	PIO	Mon, Mar 28, 2016	20.37	20.54	20.37	20.49
2212	NASDAQ	PIO	Thu, Mar 24, 2016	20.32	20.39	20.25	20.39
2211	NASDAQ	PIO	Wed, Mar 23, 2016	20.54	20.54	20.43	20.43
2210	NASDAQ	PIO	Tue, Mar 22, 2016	20.59	20.73	20.58	20.62
2209	NASDAQ	PIO	Mon, Mar 21, 2016	20.55	20.79	20.55	20.73
2208	NASDAQ	PIO	Fri, Mar 18, 2016	20.70	20.81	20.62	20.63
2207	NASDAQ	PIO	Thu, Mar 17, 2016	20.43	20.73	20.43	20.72
2206	NASDAQ	PIO	Wed, Mar 16, 2016	20.05	20.45	20.05	20.41
2205	NASDAQ	PIO	Tue, Mar 15, 2016	20.27	20.27	20.27	20.30
2204	NASDAQ	PIO	Mon, Mar 14, 2016	20.32	20.34	20.21	20.31
2203	NASDAQ	PIO	Fri, Mar 11, 2016	20.00	20.00	20.00	20.46
2202	NASDAQ	PIO	Thu, Mar 10, 2016	19.98	19.98	19.98	20.00
2201	NASDAQ	PIO	Wed, Mar 9, 2016	20.09	20.09	19.98	19.98
2200	NASDAQ	PIO	Tue, Mar 8, 2016	20.29	20.29	20.00	20.04
2199	NASDAQ	PIO	Mon, Mar 7, 2016	20.00	20.23	20.00	20.17
2198	NASDAQ	PIO	Fri, Mar 4, 2016	20.01	20.19	19.97	20.08
2197	NASDAQ	PIO	Thu, Mar 3, 2016	19.92	19.92	19.92	19.92
2196	NASDAQ	PIO	Wed, Mar 2, 2016	19.65	19.96	19.61	19.92
2195	NASDAQ	PIO	Tue, Mar 1, 2016	19.43	19.68	19.43	19.71
2194	NASDAQ	PIO	Mon, Feb 29, 2016	19.32	19.54	19.32	19.37
2193	NASDAQ	PIO	Fri, Feb 26, 2016	19.47	19.47	19.28	19.37
2192	NASDAQ	PIO	Thu, Feb 25, 2016	19.46	19.54	19.26	19.53
2191	NASDAQ	PIO	Wed, Feb 24, 2016	19.19	19.38	19.02	19.35
2190	NASDAQ	PIO	Tue, Feb 23, 2016	19.60	19.60	19.37	19.38
2189	NASDAQ	PIO	Mon, Feb 22, 2016	19.68	19.82	19.68	19.81
2188	NASDAQ	PIO	Fri, Feb 19, 2016	19.48	19.54	19.34	19.45
2187	NASDAQ	PIO	Thu, Feb 18, 2016	19.67	19.67	19.50	19.52
2186	NASDAQ	PIO	Wed, Feb 17, 2016	19.22	19.57	19.22	19.48
2185	NASDAQ	PIO	Tue, Feb 16, 2016	18.93	19.13	18.83	19.12
2184	NASDAQ	PIO	Fri, Feb 12, 2016	18.38	18.65	18.38	18.62
2183	NASDAQ	PIO	Thu, Feb 11, 2016	18.36	18.40	18.16	18.30
2182	NASDAQ	PIO	Wed, Feb 10, 2016	18.64	18.78	18.59	18.60
2181	NASDAQ	PIO	Tue, Feb 9, 2016	18.43	18.72	18.38	18.64
2180	NASDAQ	PIO	Mon, Feb 8, 2016	18.96	18.96	18.48	18.63
2179	NASDAQ	PIO	Fri, Feb 5, 2016	19.48	19.53	19.12	19.18
2178	NASDAQ	PIO	Thu, Feb 4, 2016	19.42	19.78	19.42	19.62
2177	NASDAQ	PIO	Wed, Feb 3, 2016	19.31	19.51	19.04	19.50
2176	NASDAQ	PIO	Tue, Feb 2, 2016	19.25	19.28	19.15	19.19
2175	NASDAQ	PIO	Mon, Feb 1, 2016	19.64	19.76	19.50	19.70
2174	NASDAQ	PIO	Fri, Jan 29, 2016	19.48	19.72	19.39	19.72
2173	NASDAQ	PIO	Thu, Jan 28, 2016	19.33	19.38	19.13	19.20
2172	NASDAQ	PIO	Wed, Jan 27, 2016	19.26	19.42	19.07	19.17
2171	NASDAQ	PIO	Tue, Jan 26, 2016	18.87	19.25	18.87	19.20
2170	NASDAQ	PIO	Mon, Jan 25, 2016	19.09	19.09	18.76	18.77
2169	NASDAQ	PIO	Fri, Jan 22, 2016	18.91	19.15	18.91	19.10
2168	NASDAQ	PIO	Thu, Jan 21, 2016	18.45	18.70	18.45	18.57
2167	NASDAQ	PIO	Wed, Jan 20, 2016	18.57	18.73	18.12	18.58
2166	NASDAQ	PIO	Tue, Jan 19, 2016	19.12	19.12	18.68	18.82
2165	NASDAQ	PIO	Fri, Jan 15, 2016	18.90	18.97	18.64	18.86
2164	NASDAQ	PIO	Thu, Jan 14, 2016	19.19	19.52	18.96	19.39
2163	NASDAQ	PIO	Wed, Jan 13, 2016	19.61	19.69	19.06	19.10
2162	NASDAQ	PIO	Tue, Jan 12, 2016	19.66	19.66	19.30	19.54
2161	NASDAQ	PIO	Mon, Jan 11, 2016	19.54	19.54	19.24	19.42
2160	NASDAQ	PIO	Fri, Jan 8, 2016	19.74	19.80	19.41	19.41
2159	NASDAQ	PIO	Thu, Jan 7, 2016	19.79	19.90	19.52	19.60
2158	NASDAQ	PIO	Wed, Jan 6, 2016	20.13	20.19	20.01	20.03
2157	NASDAQ	PIO	Tue, Jan 5, 2016	20.68	20.68	20.42	20.47
2156	NASDAQ	PIO	Mon, Jan 4, 2016	20.66	20.72	20.40	20.72
2155	NASDAQ	PIO	Thu, Dec 31, 2015	20.99	21.04	20.83	20.93
2154	NASDAQ	PIO	Wed, Dec 30, 2015	21.14	21.24	21.08	21.08
2153	NASDAQ	PIO	Tue, Dec 29, 2015	21.16	21.21	21.08	21.21
2152	NASDAQ	PIO	Mon, Dec 28, 2015	21.02	21.02	20.84	20.91
2151	NASDAQ	PIO	Thu, Dec 24, 2015	20.97	21.10	20.95	20.99
2150	NASDAQ	PIO	Wed, Dec 23, 2015	20.82	21.11	20.80	21.11
2149	NASDAQ	PIO	Tue, Dec 22, 2015	20.51	20.72	20.45	20.64
2148	NASDAQ	PIO	Mon, Dec 21, 2015	20.69	20.69	20.42	20.53
2147	NASDAQ	PIO	Fri, Dec 18, 2015	20.63	20.72	20.51	20.51
2146	NASDAQ	PIO	Thu, Dec 17, 2015	21.30	21.30	20.90	20.91
2145	NASDAQ	PIO	Wed, Dec 16, 2015	21.04	21.40	21.04	21.38
2144	NASDAQ	PIO	Tue, Dec 15, 2015	21.07	21.10	20.96	20.99
2143	NASDAQ	PIO	Mon, Dec 14, 2015	20.87	20.96	20.77	20.96
2142	NASDAQ	PIO	Fri, Dec 11, 2015	20.90	20.90	20.72	20.72
2141	NASDAQ	PIO	Thu, Dec 10, 2015	21.13	21.14	21.02	21.04
2140	NASDAQ	PIO	Wed, Dec 9, 2015	21.14	21.42	21.06	21.17
2139	NASDAQ	PIO	Tue, Dec 8, 2015	21.16	21.16	21.01	21.04
2138	NASDAQ	PIO	Mon, Dec 7, 2015	21.52	21.52	21.33	21.38
2137	NASDAQ	PIO	Fri, Dec 4, 2015	21.36	21.60	21.36	21.54
2136	NASDAQ	PIO	Thu, Dec 3, 2015	21.58	21.58	21.25	21.35
2135	NASDAQ	PIO	Wed, Dec 2, 2015	21.62	21.62	21.35	21.39
2134	NASDAQ	PIO	Tue, Dec 1, 2015	21.60	21.75	21.60	21.75
2133	NASDAQ	PIO	Mon, Nov 30, 2015	21.61	21.61	21.49	21.52
2132	NASDAQ	PIO	Fri, Nov 27, 2015	21.52	21.57	21.49	21.55
2131	NASDAQ	PIO	Wed, Nov 25, 2015	21.39	21.40	21.36	21.37
2130	NASDAQ	PIO	Tue, Nov 24, 2015	21.33	21.45	21.28	21.42
2129	NASDAQ	PIO	Mon, Nov 23, 2015	21.54	21.62	21.46	21.49
2128	NASDAQ	PIO	Fri, Nov 20, 2015	21.55	21.66	21.52	21.55
2127	NASDAQ	PIO	Thu, Nov 19, 2015	21.55	21.60	21.51	21.52
2126	NASDAQ	PIO	Wed, Nov 18, 2015	21.24	21.49	21.22	21.48
2125	NASDAQ	PIO	Tue, Nov 17, 2015	21.37	21.38	21.10	21.15
2124	NASDAQ	PIO	Mon, Nov 16, 2015	21.02	21.36	21.02	21.31
2123	NASDAQ	PIO	Fri, Nov 13, 2015	21.00	21.11	20.91	21.04
2122	NASDAQ	PIO	Thu, Nov 12, 2015	21.33	21.35	21.06	21.06
2121	NASDAQ	PIO	Wed, Nov 11, 2015	21.55	21.55	21.39	21.44
2120	NASDAQ	PIO	Tue, Nov 10, 2015	21.50	21.50	21.34	21.42
2119	NASDAQ	PIO	Mon, Nov 9, 2015	21.68	21.72	21.46	21.56
2118	NASDAQ	PIO	Fri, Nov 6, 2015	21.95	21.95	21.76	21.80
2117	NASDAQ	PIO	Thu, Nov 5, 2015	22.11	22.19	22.02	22.07
2116	NASDAQ	PIO	Wed, Nov 4, 2015	22.05	22.16	21.96	21.97
2115	NASDAQ	PIO	Tue, Nov 3, 2015	21.88	22.13	21.86	22.03
2114	NASDAQ	PIO	Mon, Nov 2, 2015	21.84	22.08	21.82	22.04
2113	NASDAQ	PIO	Fri, Oct 30, 2015	21.66	21.86	21.66	21.74
2112	NASDAQ	PIO	Thu, Oct 29, 2015	21.72	21.75	21.63	21.73
2111	NASDAQ	PIO	Wed, Oct 28, 2015	21.78	21.85	21.62	21.74
2110	NASDAQ	PIO	Tue, Oct 27, 2015	21.76	21.85	21.61	21.66
2109	NASDAQ	PIO	Mon, Oct 26, 2015	22.09	22.10	21.98	21.98
2108	NASDAQ	PIO	Fri, Oct 23, 2015	22.13	22.20	22.09	22.10
2107	NASDAQ	PIO	Thu, Oct 22, 2015	21.82	22.13	21.82	22.09
2106	NASDAQ	PIO	Wed, Oct 21, 2015	21.82	21.95	21.76	21.77
2105	NASDAQ	PIO	Tue, Oct 20, 2015	21.78	21.92	21.78	21.84
2104	NASDAQ	PIO	Mon, Oct 19, 2015	21.80	21.82	21.65	21.76
2103	NASDAQ	PIO	Fri, Oct 16, 2015	21.92	21.92	21.76	21.86
2102	NASDAQ	PIO	Thu, Oct 15, 2015	21.66	21.90	21.61	21.88
2101	NASDAQ	PIO	Wed, Oct 14, 2015	21.61	21.71	21.51	21.56
2100	NASDAQ	PIO	Tue, Oct 13, 2015	21.56	21.76	21.47	21.48
2099	NASDAQ	PIO	Mon, Oct 12, 2015	21.76	21.76	21.64	21.74
2098	NASDAQ	PIO	Fri, Oct 9, 2015	21.81	21.95	21.78	21.82
2097	NASDAQ	PIO	Thu, Oct 8, 2015	21.35	21.82	21.32	21.82
2096	NASDAQ	PIO	Wed, Oct 7, 2015	21.27	21.55	21.27	21.51
2095	NASDAQ	PIO	Tue, Oct 6, 2015	21.11	21.25	21.10	21.11
2094	NASDAQ	PIO	Mon, Oct 5, 2015	20.86	21.18	20.86	21.13
2093	NASDAQ	PIO	Fri, Oct 2, 2015	20.12	20.68	20.11	20.68
2092	NASDAQ	PIO	Thu, Oct 1, 2015	20.26	20.27	20.02	20.18
2091	NASDAQ	PIO	Wed, Sep 30, 2015	20.10	20.19	19.93	20.11
2090	NASDAQ	PIO	Tue, Sep 29, 2015	19.79	19.98	19.76	19.81
2089	NASDAQ	PIO	Mon, Sep 28, 2015	20.20	20.26	19.81	19.90
2088	NASDAQ	PIO	Fri, Sep 25, 2015	20.48	20.59	20.19	20.23
2087	NASDAQ	PIO	Thu, Sep 24, 2015	20.15	20.28	20.03	20.28
2086	NASDAQ	PIO	Wed, Sep 23, 2015	20.48	20.48	20.24	20.24
2085	NASDAQ	PIO	Tue, Sep 22, 2015	20.63	20.63	20.34	20.49
2084	NASDAQ	PIO	Mon, Sep 21, 2015	21.09	21.09	20.82	20.85
2083	NASDAQ	PIO	Fri, Sep 18, 2015	21.10	21.22	20.87	20.94
2082	NASDAQ	PIO	Thu, Sep 17, 2015	21.24	21.61	21.24	21.41
2081	NASDAQ	PIO	Wed, Sep 16, 2015	21.18	21.43	21.18	21.43
2080	NASDAQ	PIO	Tue, Sep 15, 2015	20.88	21.08	20.88	21.04
2079	NASDAQ	PIO	Mon, Sep 14, 2015	20.95	20.95	20.77	20.82
2078	NASDAQ	PIO	Fri, Sep 11, 2015	20.86	21.05	20.85	21.04
2077	NASDAQ	PIO	Thu, Sep 10, 2015	20.97	21.18	20.97	21.05
2076	NASDAQ	PIO	Wed, Sep 9, 2015	21.25	21.40	20.86	20.93
2075	NASDAQ	PIO	Tue, Sep 8, 2015	20.96	21.15	20.96	21.15
2074	NASDAQ	PIO	Fri, Sep 4, 2015	20.51	20.59	20.34	20.43
2073	NASDAQ	PIO	Thu, Sep 3, 2015	20.59	20.91	20.59	20.72
2072	NASDAQ	PIO	Wed, Sep 2, 2015	20.55	20.55	20.31	20.39
2071	NASDAQ	PIO	Tue, Sep 1, 2015	20.45	20.57	20.20	20.29
2070	NASDAQ	PIO	Mon, Aug 31, 2015	21.01	21.07	20.84	20.86
2069	NASDAQ	PIO	Fri, Aug 28, 2015	20.96	21.22	20.96	21.07
2068	NASDAQ	PIO	Thu, Aug 27, 2015	20.82	21.14	20.76	21.14
2067	NASDAQ	PIO	Wed, Aug 26, 2015	20.46	20.51	20.05	20.46
2066	NASDAQ	PIO	Tue, Aug 25, 2015	20.84	20.87	20.02	20.07
2065	NASDAQ	PIO	Mon, Aug 24, 2015	19.95	20.82	11.72	20.11
2064	NASDAQ	PIO	Fri, Aug 21, 2015	21.45	21.56	20.91	20.91
2063	NASDAQ	PIO	Thu, Aug 20, 2015	21.98	21.98	21.52	21.52
2062	NASDAQ	PIO	Wed, Aug 19, 2015	22.33	22.36	22.04	22.17
2061	NASDAQ	PIO	Tue, Aug 18, 2015	22.60	22.60	22.37	22.49
2060	NASDAQ	PIO	Mon, Aug 17, 2015	22.41	22.59	22.40	22.53
2059	NASDAQ	PIO	Fri, Aug 14, 2015	22.48	22.55	22.45	22.49
2058	NASDAQ	PIO	Thu, Aug 13, 2015	22.50	22.61	22.43	22.43
2057	NASDAQ	PIO	Wed, Aug 12, 2015	22.25	22.39	22.02	22.37
2056	NASDAQ	PIO	Tue, Aug 11, 2015	22.71	22.78	22.48	22.48
2055	NASDAQ	PIO	Mon, Aug 10, 2015	22.67	22.94	22.67	22.92
2054	NASDAQ	PIO	Fri, Aug 7, 2015	22.66	22.66	22.48	22.55
2053	NASDAQ	PIO	Thu, Aug 6, 2015	23.27	23.30	22.79	22.80
2052	NASDAQ	PIO	Wed, Aug 5, 2015	23.15	23.35	23.15	23.26
2051	NASDAQ	PIO	Tue, Aug 4, 2015	22.92	23.00	22.86	22.88
2050	NASDAQ	PIO	Mon, Aug 3, 2015	23.02	23.02	22.77	22.82
2049	NASDAQ	PIO	Fri, Jul 31, 2015	23.27	23.27	23.04	23.04
2048	NASDAQ	PIO	Thu, Jul 30, 2015	23.19	23.19	23.05	23.15
2047	NASDAQ	PIO	Wed, Jul 29, 2015	23.04	23.24	23.00	23.24
2046	NASDAQ	PIO	Tue, Jul 28, 2015	22.86	23.13	22.85	23.05
2045	NASDAQ	PIO	Mon, Jul 27, 2015	22.74	22.96	22.74	22.78
2044	NASDAQ	PIO	Fri, Jul 24, 2015	23.31	23.31	23.09	23.11
2043	NASDAQ	PIO	Thu, Jul 23, 2015	23.49	23.58	23.36	23.39
2042	NASDAQ	PIO	Wed, Jul 22, 2015	23.40	23.54	23.37	23.40
2041	NASDAQ	PIO	Tue, Jul 21, 2015	23.69	23.75	23.51	23.53
2040	NASDAQ	PIO	Mon, Jul 20, 2015	23.89	23.99	23.74	23.90
2039	NASDAQ	PIO	Fri, Jul 17, 2015	23.82	23.86	23.72	23.80
2038	NASDAQ	PIO	Thu, Jul 16, 2015	23.88	23.96	23.79	23.91
2037	NASDAQ	PIO	Wed, Jul 15, 2015	23.92	23.92	23.59	23.71
2036	NASDAQ	PIO	Tue, Jul 14, 2015	23.78	23.96	23.78	23.89
2035	NASDAQ	PIO	Mon, Jul 13, 2015	23.59	23.76	23.57	23.71
2034	NASDAQ	PIO	Fri, Jul 10, 2015	23.43	23.57	23.43	23.47
2033	NASDAQ	PIO	Thu, Jul 9, 2015	23.23	23.23	22.91	22.97
2032	NASDAQ	PIO	Wed, Jul 8, 2015	22.87	22.87	22.57	22.64
2031	NASDAQ	PIO	Tue, Jul 7, 2015	22.90	23.14	22.62	23.14
2030	NASDAQ	PIO	Mon, Jul 6, 2015	23.30	23.35	23.03	23.13
2029	NASDAQ	PIO	Thu, Jul 2, 2015	23.76	23.76	23.60	23.76
2028	NASDAQ	PIO	Wed, Jul 1, 2015	23.92	23.92	23.61	23.67
2027	NASDAQ	PIO	Tue, Jun 30, 2015	23.95	23.95	23.63	23.78
2026	NASDAQ	PIO	Mon, Jun 29, 2015	23.90	24.04	23.69	23.69
2025	NASDAQ	PIO	Fri, Jun 26, 2015	24.32	24.32	24.18	24.27
2024	NASDAQ	PIO	Thu, Jun 25, 2015	24.52	24.52	24.36	24.39
2023	NASDAQ	PIO	Wed, Jun 24, 2015	24.55	24.61	24.47	24.52
2022	NASDAQ	PIO	Tue, Jun 23, 2015	24.46	24.54	24.42	24.54
2021	NASDAQ	PIO	Mon, Jun 22, 2015	24.34	24.47	24.26	24.38
2020	NASDAQ	PIO	Fri, Jun 19, 2015	24.17	24.17	24.03	24.03
2019	NASDAQ	PIO	Thu, Jun 18, 2015	24.20	24.45	24.13	24.33
2018	NASDAQ	PIO	Wed, Jun 17, 2015	24.20	24.25	24.03	24.19
2017	NASDAQ	PIO	Tue, Jun 16, 2015	24.05	24.23	24.02	24.16
2016	NASDAQ	PIO	Mon, Jun 15, 2015	24.28	24.28	24.12	24.24
2015	NASDAQ	PIO	Fri, Jun 12, 2015	24.54	24.63	24.43	24.58
2014	NASDAQ	PIO	Thu, Jun 11, 2015	24.76	24.76	24.55	24.67
2013	NASDAQ	PIO	Wed, Jun 10, 2015	24.57	24.66	24.52	24.64
2012	NASDAQ	PIO	Tue, Jun 9, 2015	24.29	24.43	24.29	24.32
2011	NASDAQ	PIO	Mon, Jun 8, 2015	24.44	24.44	24.31	24.40
2010	NASDAQ	PIO	Fri, Jun 5, 2015	24.50	24.50	24.36	24.47
2009	NASDAQ	PIO	Thu, Jun 4, 2015	24.80	24.80	24.58	24.62
2008	NASDAQ	PIO	Wed, Jun 3, 2015	24.82	24.98	24.82	24.88
2007	NASDAQ	PIO	Tue, Jun 2, 2015	24.72	24.88	24.72	24.73
2006	NASDAQ	PIO	Mon, Jun 1, 2015	24.83	24.83	24.53	24.69
2005	NASDAQ	PIO	Fri, May 29, 2015	24.86	24.96	24.66	24.66
2004	NASDAQ	PIO	Thu, May 28, 2015	24.87	24.91	24.67	24.90
2003	NASDAQ	PIO	Wed, May 27, 2015	24.72	24.97	24.71	24.97
2002	NASDAQ	PIO	Tue, May 26, 2015	24.97	24.97	24.64	24.68
2001	NASDAQ	PIO	Fri, May 22, 2015	25.14	25.14	25.02	25.05
2000	NASDAQ	PIO	Thu, May 21, 2015	25.10	25.25	25.10	25.22
1999	NASDAQ	PIO	Wed, May 20, 2015	25.07	25.21	25.04	25.15
1998	NASDAQ	PIO	Tue, May 19, 2015	25.01	25.06	24.97	24.97
1997	NASDAQ	PIO	Mon, May 18, 2015	25.07	25.09	24.86	25.08
1996	NASDAQ	PIO	Fri, May 15, 2015	25.04	25.16	25.04	25.16
1995	NASDAQ	PIO	Thu, May 14, 2015	25.05	25.12	24.96	25.06
1994	NASDAQ	PIO	Wed, May 13, 2015	24.89	24.92	24.81	24.87
1993	NASDAQ	PIO	Tue, May 12, 2015	24.56	24.66	24.46	24.65
1992	NASDAQ	PIO	Mon, May 11, 2015	24.50	24.56	24.42	24.49
1991	NASDAQ	PIO	Fri, May 8, 2015	24.43	24.62	24.43	24.52
1990	NASDAQ	PIO	Thu, May 7, 2015	23.97	24.05	23.92	24.02
1989	NASDAQ	PIO	Wed, May 6, 2015	24.08	24.10	23.97	24.03
1988	NASDAQ	PIO	Tue, May 5, 2015	24.29	24.33	23.96	23.96
1987	NASDAQ	PIO	Mon, May 4, 2015	24.39	24.46	24.35	24.44
1986	NASDAQ	PIO	Fri, May 1, 2015	24.34	24.38	24.19	24.35
1985	NASDAQ	PIO	Thu, Apr 30, 2015	24.50	24.51	24.35	24.35
1984	NASDAQ	PIO	Wed, Apr 29, 2015	24.62	24.67	24.49	24.64
1983	NASDAQ	PIO	Tue, Apr 28, 2015	24.65	24.78	24.54	24.78
1982	NASDAQ	PIO	Mon, Apr 27, 2015	24.79	24.84	24.67	24.75
1981	NASDAQ	PIO	Fri, Apr 24, 2015	24.49	24.61	24.49	24.61
1980	NASDAQ	PIO	Thu, Apr 23, 2015	24.19	24.53	24.15	24.53
1979	NASDAQ	PIO	Wed, Apr 22, 2015	24.16	24.24	24.10	24.19
1978	NASDAQ	PIO	Tue, Apr 21, 2015	24.36	24.36	24.21	24.22
1977	NASDAQ	PIO	Mon, Apr 20, 2015	24.19	24.28	24.18	24.23
1976	NASDAQ	PIO	Fri, Apr 17, 2015	24.23	24.30	24.15	24.22
1975	NASDAQ	PIO	Thu, Apr 16, 2015	24.26	24.44	24.22	24.30
1974	NASDAQ	PIO	Wed, Apr 15, 2015	23.90	24.15	23.88	24.07
1973	NASDAQ	PIO	Tue, Apr 14, 2015	23.73	23.83	23.59	23.75
1972	NASDAQ	PIO	Mon, Apr 13, 2015	23.85	23.94	23.77	23.81
1971	NASDAQ	PIO	Fri, Apr 10, 2015	23.85	23.86	23.75	23.85
1970	NASDAQ	PIO	Thu, Apr 9, 2015	23.88	23.94	23.81	23.93
1969	NASDAQ	PIO	Wed, Apr 8, 2015	23.83	23.83	23.65	23.70
1968	NASDAQ	PIO	Tue, Apr 7, 2015	23.75	23.75	23.59	23.60
1967	NASDAQ	PIO	Mon, Apr 6, 2015	23.40	23.77	23.40	23.61
1966	NASDAQ	PIO	Thu, Apr 2, 2015	23.27	23.39	23.27	23.36
1965	NASDAQ	PIO	Wed, Apr 1, 2015	23.17	23.19	22.98	23.11
1964	NASDAQ	PIO	Tue, Mar 31, 2015	23.08	23.14	23.02	23.05
1963	NASDAQ	PIO	Mon, Mar 30, 2015	23.15	23.29	23.15	23.25
1962	NASDAQ	PIO	Fri, Mar 27, 2015	22.99	23.11	22.99	23.11
1961	NASDAQ	PIO	Thu, Mar 26, 2015	23.06	23.16	22.91	22.98
1960	NASDAQ	PIO	Wed, Mar 25, 2015	23.36	23.45	23.12	23.12
1959	NASDAQ	PIO	Tue, Mar 24, 2015	23.38	23.38	23.24	23.25
1958	NASDAQ	PIO	Mon, Mar 23, 2015	23.27	23.47	23.23	23.33
1957	NASDAQ	PIO	Fri, Mar 20, 2015	23.16	23.29	23.13	23.26
1956	NASDAQ	PIO	Thu, Mar 19, 2015	23.06	23.08	22.88	22.96
1955	NASDAQ	PIO	Wed, Mar 18, 2015	22.63	23.32	22.61	23.23
1954	NASDAQ	PIO	Tue, Mar 17, 2015	22.60	22.73	22.51	22.70
1953	NASDAQ	PIO	Mon, Mar 16, 2015	22.53	22.68	22.50	22.68
1952	NASDAQ	PIO	Fri, Mar 13, 2015	22.46	22.49	22.23	22.43
1951	NASDAQ	PIO	Thu, Mar 12, 2015	22.42	22.63	22.39	22.61
1950	NASDAQ	PIO	Wed, Mar 11, 2015	22.26	22.32	22.17	22.30
1949	NASDAQ	PIO	Tue, Mar 10, 2015	22.50	22.50	22.31	22.31
1948	NASDAQ	PIO	Mon, Mar 9, 2015	22.62	22.76	22.62	22.71
1947	NASDAQ	PIO	Fri, Mar 6, 2015	22.85	22.86	22.61	22.62
1946	NASDAQ	PIO	Thu, Mar 5, 2015	22.97	23.07	22.91	22.97
1945	NASDAQ	PIO	Wed, Mar 4, 2015	23.11	23.11	22.89	22.94
1944	NASDAQ	PIO	Tue, Mar 3, 2015	23.28	23.28	23.15	23.21
1943	NASDAQ	PIO	Mon, Mar 2, 2015	23.37	23.43	23.30	23.42
1942	NASDAQ	PIO	Fri, Feb 27, 2015	23.35	23.44	23.33	23.35
1941	NASDAQ	PIO	Thu, Feb 26, 2015	23.42	23.42	23.26	23.34
1940	NASDAQ	PIO	Wed, Feb 25, 2015	23.36	23.49	23.36	23.47
1939	NASDAQ	PIO	Tue, Feb 24, 2015	23.29	23.51	23.29	23.49
1938	NASDAQ	PIO	Mon, Feb 23, 2015	23.26	23.35	23.23	23.25
1937	NASDAQ	PIO	Fri, Feb 20, 2015	23.10	23.46	23.05	23.33
1936	NASDAQ	PIO	Thu, Feb 19, 2015	23.08	23.25	23.07	23.17
1935	NASDAQ	PIO	Wed, Feb 18, 2015	23.05	23.14	23.02	23.07
1934	NASDAQ	PIO	Tue, Feb 17, 2015	22.91	23.05	22.83	23.00
1933	NASDAQ	PIO	Fri, Feb 13, 2015	22.95	23.04	22.77	22.97
1932	NASDAQ	PIO	Thu, Feb 12, 2015	22.68	22.93	22.68	22.93
1931	NASDAQ	PIO	Wed, Feb 11, 2015	22.53	22.64	22.43	22.55
1930	NASDAQ	PIO	Tue, Feb 10, 2015	22.65	22.65	22.45	22.59
1929	NASDAQ	PIO	Mon, Feb 9, 2015	22.51	22.61	22.42	22.45
1928	NASDAQ	PIO	Fri, Feb 6, 2015	22.78	22.78	22.55	22.58
1927	NASDAQ	PIO	Thu, Feb 5, 2015	22.75	22.86	22.70	22.86
1926	NASDAQ	PIO	Wed, Feb 4, 2015	22.76	22.80	22.59	22.63
1925	NASDAQ	PIO	Tue, Feb 3, 2015	22.89	23.00	22.78	22.99
1924	NASDAQ	PIO	Mon, Feb 2, 2015	22.38	22.68	22.34	22.66
1923	NASDAQ	PIO	Fri, Jan 30, 2015	22.49	22.58	22.36	22.44
1922	NASDAQ	PIO	Thu, Jan 29, 2015	22.47	22.72	22.43	22.69
1921	NASDAQ	PIO	Wed, Jan 28, 2015	22.70	22.71	22.34	22.37
1920	NASDAQ	PIO	Tue, Jan 27, 2015	22.51	22.75	22.51	22.74
1919	NASDAQ	PIO	Mon, Jan 26, 2015	22.62	22.78	22.57	22.73
1918	NASDAQ	PIO	Fri, Jan 23, 2015	22.88	22.88	22.58	22.58
1917	NASDAQ	PIO	Thu, Jan 22, 2015	22.92	23.08	22.74	22.94
1916	NASDAQ	PIO	Wed, Jan 21, 2015	22.64	22.88	22.64	22.88
1915	NASDAQ	PIO	Tue, Jan 20, 2015	22.65	22.69	22.50	22.62
1914	NASDAQ	PIO	Fri, Jan 16, 2015	22.46	22.67	22.43	22.59
1913	NASDAQ	PIO	Thu, Jan 15, 2015	22.70	22.82	22.48	22.48
1912	NASDAQ	PIO	Wed, Jan 14, 2015	22.45	22.63	22.28	22.63
1911	NASDAQ	PIO	Tue, Jan 13, 2015	22.72	22.87	22.41	22.60
1910	NASDAQ	PIO	Mon, Jan 12, 2015	22.81	22.81	22.52	22.58
1909	NASDAQ	PIO	Fri, Jan 9, 2015	22.93	22.94	22.76	22.78
1908	NASDAQ	PIO	Thu, Jan 8, 2015	22.62	22.82	22.62	22.79
1907	NASDAQ	PIO	Wed, Jan 7, 2015	22.49	22.59	22.35	22.57
1906	NASDAQ	PIO	Tue, Jan 6, 2015	22.47	22.50	22.13	22.25
1905	NASDAQ	PIO	Mon, Jan 5, 2015	22.81	22.81	22.40	22.41
1904	NASDAQ	PIO	Fri, Jan 2, 2015	23.00	23.05	22.77	22.89
1903	NASDAQ	PIO	Wed, Dec 31, 2014	23.26	23.26	22.94	22.96
1902	NASDAQ	PIO	Tue, Dec 30, 2014	23.29	23.30	23.16	23.17
1901	NASDAQ	PIO	Mon, Dec 29, 2014	23.40	23.40	23.28	23.30
1900	NASDAQ	PIO	Fri, Dec 26, 2014	23.30	23.47	23.30	23.41
1899	NASDAQ	PIO	Wed, Dec 24, 2014	23.20	23.37	23.15	23.23
1898	NASDAQ	PIO	Tue, Dec 23, 2014	23.11	23.20	23.11	23.16
1897	NASDAQ	PIO	Mon, Dec 22, 2014	23.09	23.12	23.00	23.12
1896	NASDAQ	PIO	Fri, Dec 19, 2014	22.94	23.03	22.82	23.02
1895	NASDAQ	PIO	Thu, Dec 18, 2014	22.90	23.04	22.77	23.03
1894	NASDAQ	PIO	Wed, Dec 17, 2014	22.24	22.63	22.21	22.62
1893	NASDAQ	PIO	Tue, Dec 16, 2014	22.18	22.64	22.18	22.24
1892	NASDAQ	PIO	Mon, Dec 15, 2014	22.46	22.51	22.19	22.23
1891	NASDAQ	PIO	Fri, Dec 12, 2014	22.63	22.72	22.36	22.36
1890	NASDAQ	PIO	Thu, Dec 11, 2014	22.76	22.89	22.65	22.65
1889	NASDAQ	PIO	Wed, Dec 10, 2014	23.01	23.01	22.63	22.71
1888	NASDAQ	PIO	Tue, Dec 9, 2014	22.69	22.89	22.68	22.83
1887	NASDAQ	PIO	Mon, Dec 8, 2014	23.11	23.20	22.88	22.94
1886	NASDAQ	PIO	Fri, Dec 5, 2014	23.28	23.30	23.22	23.22
1885	NASDAQ	PIO	Thu, Dec 4, 2014	23.44	23.48	23.30	23.32
1884	NASDAQ	PIO	Wed, Dec 3, 2014	23.27	23.60	23.23	23.60
1883	NASDAQ	PIO	Tue, Dec 2, 2014	23.27	23.35	23.21	23.24
1882	NASDAQ	PIO	Mon, Dec 1, 2014	23.39	23.39	23.20	23.33
1881	NASDAQ	PIO	Fri, Nov 28, 2014	23.74	23.74	23.37	23.39
1880	NASDAQ	PIO	Wed, Nov 26, 2014	23.90	23.90	23.78	23.82
1879	NASDAQ	PIO	Tue, Nov 25, 2014	23.85	23.97	23.81	23.87
1878	NASDAQ	PIO	Mon, Nov 24, 2014	23.81	23.83	23.68	23.83
1877	NASDAQ	PIO	Fri, Nov 21, 2014	23.80	23.89	23.67	23.77
1876	NASDAQ	PIO	Thu, Nov 20, 2014	23.44	23.64	23.44	23.52
1875	NASDAQ	PIO	Wed, Nov 19, 2014	23.65	23.65	23.47	23.55
1874	NASDAQ	PIO	Tue, Nov 18, 2014	23.42	23.68	23.42	23.65
1873	NASDAQ	PIO	Mon, Nov 17, 2014	23.31	23.45	23.29	23.36
1872	NASDAQ	PIO	Fri, Nov 14, 2014	23.45	23.46	23.34	23.41
1871	NASDAQ	PIO	Thu, Nov 13, 2014	23.45	23.48	23.45	23.50
1870	NASDAQ	PIO	Wed, Nov 12, 2014	23.42	23.53	23.39	23.53
1869	NASDAQ	PIO	Tue, Nov 11, 2014	23.43	23.54	23.41	23.46
1868	NASDAQ	PIO	Mon, Nov 10, 2014	23.46	23.57	23.43	23.49
1867	NASDAQ	PIO	Fri, Nov 7, 2014	23.30	23.42	23.29	23.41
1866	NASDAQ	PIO	Thu, Nov 6, 2014	23.26	23.36	23.22	23.32
1865	NASDAQ	PIO	Wed, Nov 5, 2014	23.28	23.31	23.14	23.31
1864	NASDAQ	PIO	Tue, Nov 4, 2014	23.20	23.20	23.03	23.13
1863	NASDAQ	PIO	Mon, Nov 3, 2014	23.30	23.33	23.17	23.26
1862	NASDAQ	PIO	Fri, Oct 31, 2014	23.25	23.34	23.21	23.31
1861	NASDAQ	PIO	Thu, Oct 30, 2014	22.87	23.19	22.87	23.10
1860	NASDAQ	PIO	Wed, Oct 29, 2014	23.14	23.16	22.82	22.90
1859	NASDAQ	PIO	Tue, Oct 28, 2014	22.81	23.13	22.81	23.08
1858	NASDAQ	PIO	Mon, Oct 27, 2014	22.57	22.72	22.45	22.63
1857	NASDAQ	PIO	Fri, Oct 24, 2014	22.69	22.78	22.59	22.71
1856	NASDAQ	PIO	Thu, Oct 23, 2014	22.54	22.86	22.50	22.77
1855	NASDAQ	PIO	Wed, Oct 22, 2014	22.59	22.67	22.34	22.34
1854	NASDAQ	PIO	Tue, Oct 21, 2014	22.32	22.66	22.32	22.66
1853	NASDAQ	PIO	Mon, Oct 20, 2014	21.99	22.22	21.99	22.20
1852	NASDAQ	PIO	Fri, Oct 17, 2014	21.91	22.16	21.88	22.09
1851	NASDAQ	PIO	Thu, Oct 16, 2014	21.10	21.73	21.10	21.62
1850	NASDAQ	PIO	Wed, Oct 15, 2014	21.61	21.75	21.13	21.56
1849	NASDAQ	PIO	Tue, Oct 14, 2014	21.67	21.99	21.67	21.78
1848	NASDAQ	PIO	Mon, Oct 13, 2014	21.86	21.87	21.56	21.56
1847	NASDAQ	PIO	Fri, Oct 10, 2014	21.91	22.00	21.71	21.76
1846	NASDAQ	PIO	Thu, Oct 9, 2014	22.53	22.53	21.94	21.98
1845	NASDAQ	PIO	Wed, Oct 8, 2014	22.15	22.56	22.03	22.54
1844	NASDAQ	PIO	Tue, Oct 7, 2014	22.43	22.43	22.10	22.11
1843	NASDAQ	PIO	Mon, Oct 6, 2014	22.60	22.60	22.46	22.53
1842	NASDAQ	PIO	Fri, Oct 3, 2014	22.24	22.45	22.24	22.40
1841	NASDAQ	PIO	Thu, Oct 2, 2014	22.41	22.47	22.16	22.31
1840	NASDAQ	PIO	Wed, Oct 1, 2014	22.74	22.74	22.42	22.49
1839	NASDAQ	PIO	Tue, Sep 30, 2014	22.83	22.88	22.71	22.76
1838	NASDAQ	PIO	Mon, Sep 29, 2014	22.83	22.85	22.60	22.80
1837	NASDAQ	PIO	Fri, Sep 26, 2014	22.84	23.00	22.82	22.98
1836	NASDAQ	PIO	Thu, Sep 25, 2014	23.11	23.16	22.84	22.86
1835	NASDAQ	PIO	Wed, Sep 24, 2014	23.04	23.20	23.00	23.14
1834	NASDAQ	PIO	Tue, Sep 23, 2014	23.10	23.17	23.01	23.01
1833	NASDAQ	PIO	Mon, Sep 22, 2014	23.39	23.39	23.21	23.27
1832	NASDAQ	PIO	Fri, Sep 19, 2014	23.66	23.66	23.42	23.50
1831	NASDAQ	PIO	Thu, Sep 18, 2014	23.57	23.60	23.50	23.55
1830	NASDAQ	PIO	Wed, Sep 17, 2014	23.64	23.70	23.51	23.51
1829	NASDAQ	PIO	Tue, Sep 16, 2014	23.46	23.68	23.42	23.62
1828	NASDAQ	PIO	Mon, Sep 15, 2014	23.66	23.69	23.56	23.64
1827	NASDAQ	PIO	Fri, Sep 12, 2014	23.84	23.84	23.65	23.74
1826	NASDAQ	PIO	Thu, Sep 11, 2014	23.74	23.84	23.74	23.84
1825	NASDAQ	PIO	Wed, Sep 10, 2014	23.74	23.88	23.68	23.82
1824	NASDAQ	PIO	Tue, Sep 9, 2014	23.90	23.90	23.68	23.77
1823	NASDAQ	PIO	Mon, Sep 8, 2014	24.02	24.09	23.91	23.97
1822	NASDAQ	PIO	Fri, Sep 5, 2014	24.08	24.22	24.00	24.16
1821	NASDAQ	PIO	Thu, Sep 4, 2014	24.26	24.28	24.01	24.03
1820	NASDAQ	PIO	Wed, Sep 3, 2014	24.11	24.23	24.11	24.20
1819	NASDAQ	PIO	Tue, Sep 2, 2014	24.09	24.17	24.01	24.06
1818	NASDAQ	PIO	Fri, Aug 29, 2014	23.98	24.04	23.94	24.02
1817	NASDAQ	PIO	Thu, Aug 28, 2014	23.96	24.04	23.93	24.00
1816	NASDAQ	PIO	Wed, Aug 27, 2014	24.06	24.10	24.02	24.04
1815	NASDAQ	PIO	Tue, Aug 26, 2014	24.02	24.12	24.02	24.07
1814	NASDAQ	PIO	Mon, Aug 25, 2014	23.92	24.07	23.90	23.98
1813	NASDAQ	PIO	Fri, Aug 22, 2014	24.02	24.07	23.81	23.87
1812	NASDAQ	PIO	Thu, Aug 21, 2014	23.93	24.03	23.90	23.96
1811	NASDAQ	PIO	Wed, Aug 20, 2014	23.89	23.96	23.85	23.92
1810	NASDAQ	PIO	Tue, Aug 19, 2014	23.96	23.96	23.85	23.90
1809	NASDAQ	PIO	Mon, Aug 18, 2014	23.78	23.88	23.74	23.84
1808	NASDAQ	PIO	Fri, Aug 15, 2014	23.75	23.75	23.40	23.62
1807	NASDAQ	PIO	Thu, Aug 14, 2014	23.49	23.59	23.48	23.59
1806	NASDAQ	PIO	Wed, Aug 13, 2014	23.47	23.53	23.42	23.49
1805	NASDAQ	PIO	Tue, Aug 12, 2014	23.28	23.44	23.28	23.34
1804	NASDAQ	PIO	Mon, Aug 11, 2014	23.43	23.47	23.33	23.39
1803	NASDAQ	PIO	Fri, Aug 8, 2014	23.03	23.27	22.91	23.27
1802	NASDAQ	PIO	Thu, Aug 7, 2014	22.97	23.12	22.90	22.98
1801	NASDAQ	PIO	Wed, Aug 6, 2014	22.98	23.05	22.91	22.91
1800	NASDAQ	PIO	Tue, Aug 5, 2014	23.25	23.28	23.00	23.01
1799	NASDAQ	PIO	Mon, Aug 4, 2014	23.23	23.31	23.05	23.31
1798	NASDAQ	PIO	Fri, Aug 1, 2014	23.30	23.30	23.04	23.20
1797	NASDAQ	PIO	Thu, Jul 31, 2014	23.73	23.73	23.29	23.40
1796	NASDAQ	PIO	Wed, Jul 30, 2014	24.08	24.09	23.90	24.00
1795	NASDAQ	PIO	Tue, Jul 29, 2014	24.37	24.38	24.10	24.10
1794	NASDAQ	PIO	Mon, Jul 28, 2014	24.26	24.28	24.03	24.23
1793	NASDAQ	PIO	Fri, Jul 25, 2014	24.24	24.29	24.17	24.22
1792	NASDAQ	PIO	Thu, Jul 24, 2014	24.34	24.39	24.29	24.33
1791	NASDAQ	PIO	Wed, Jul 23, 2014	24.40	24.40	24.17	24.22
1790	NASDAQ	PIO	Tue, Jul 22, 2014	24.35	24.41	24.28	24.33
1789	NASDAQ	PIO	Mon, Jul 21, 2014	24.13	24.19	24.02	24.14
1788	NASDAQ	PIO	Fri, Jul 18, 2014	23.97	24.22	23.97	24.19
1787	NASDAQ	PIO	Thu, Jul 17, 2014	24.13	24.13	23.84	23.86
1786	NASDAQ	PIO	Wed, Jul 16, 2014	24.33	24.38	24.14	24.22
1785	NASDAQ	PIO	Tue, Jul 15, 2014	24.30	24.30	24.02	24.13
1784	NASDAQ	PIO	Mon, Jul 14, 2014	24.31	24.31	24.21	24.21
1783	NASDAQ	PIO	Fri, Jul 11, 2014	24.01	24.15	24.00	24.10
1782	NASDAQ	PIO	Thu, Jul 10, 2014	24.05	24.15	23.91	24.06
1781	NASDAQ	PIO	Wed, Jul 9, 2014	24.34	24.36	24.24	24.33
1780	NASDAQ	PIO	Tue, Jul 8, 2014	24.50	24.50	24.24	24.30
1779	NASDAQ	PIO	Mon, Jul 7, 2014	24.69	24.69	24.50	24.54
1778	NASDAQ	PIO	Thu, Jul 3, 2014	24.70	24.76	24.66	24.73
1777	NASDAQ	PIO	Wed, Jul 2, 2014	24.67	24.73	24.61	24.67
1776	NASDAQ	PIO	Tue, Jul 1, 2014	24.77	24.81	24.64	24.72
1775	NASDAQ	PIO	Mon, Jun 30, 2014	24.61	24.61	24.47	24.55
1774	NASDAQ	PIO	Fri, Jun 27, 2014	24.57	24.62	24.46	24.55
1773	NASDAQ	PIO	Thu, Jun 26, 2014	24.77	24.77	24.54	24.69
1772	NASDAQ	PIO	Wed, Jun 25, 2014	24.80	24.83	24.67	24.81
1771	NASDAQ	PIO	Tue, Jun 24, 2014	25.02	25.08	24.81	24.86
1770	NASDAQ	PIO	Mon, Jun 23, 2014	25.05	25.05	24.94	24.95
1769	NASDAQ	PIO	Fri, Jun 20, 2014	25.07	25.09	24.93	25.07
1768	NASDAQ	PIO	Thu, Jun 19, 2014	25.11	25.20	24.99	25.17
1767	NASDAQ	PIO	Wed, Jun 18, 2014	24.87	25.13	24.87	25.08
1766	NASDAQ	PIO	Tue, Jun 17, 2014	24.79	24.99	24.79	24.91
1765	NASDAQ	PIO	Mon, Jun 16, 2014	24.83	24.94	24.83	24.87
1764	NASDAQ	PIO	Fri, Jun 13, 2014	24.84	25.00	24.75	24.85
1763	NASDAQ	PIO	Thu, Jun 12, 2014	24.83	24.92	24.73	24.80
1762	NASDAQ	PIO	Wed, Jun 11, 2014	24.90	24.92	24.84	24.85
1761	NASDAQ	PIO	Tue, Jun 10, 2014	24.76	24.99	24.76	24.94
1760	NASDAQ	PIO	Mon, Jun 9, 2014	24.80	24.99	24.77	24.96
1759	NASDAQ	PIO	Fri, Jun 6, 2014	24.57	24.81	24.57	24.80
1758	NASDAQ	PIO	Thu, Jun 5, 2014	24.49	24.64	24.35	24.56
1757	NASDAQ	PIO	Wed, Jun 4, 2014	24.26	24.38	24.18	24.37
1756	NASDAQ	PIO	Tue, Jun 3, 2014	24.30	24.40	24.15	24.31
1755	NASDAQ	PIO	Mon, Jun 2, 2014	24.42	24.53	24.36	24.50
1754	NASDAQ	PIO	Fri, May 30, 2014	24.44	24.44	24.26	24.43
1753	NASDAQ	PIO	Thu, May 29, 2014	24.37	24.42	24.29	24.35
1752	NASDAQ	PIO	Wed, May 28, 2014	24.32	24.43	24.31	24.40
1751	NASDAQ	PIO	Tue, May 27, 2014	24.41	24.46	24.33	24.38
1750	NASDAQ	PIO	Fri, May 23, 2014	24.20	24.36	24.19	24.31
1749	NASDAQ	PIO	Thu, May 22, 2014	24.03	24.21	23.96	24.15
1748	NASDAQ	PIO	Wed, May 21, 2014	23.80	24.04	23.80	23.93
1747	NASDAQ	PIO	Tue, May 20, 2014	23.94	23.95	23.74	23.75
1746	NASDAQ	PIO	Mon, May 19, 2014	23.88	24.01	23.85	23.97
1745	NASDAQ	PIO	Fri, May 16, 2014	23.99	23.99	23.75	23.88
1744	NASDAQ	PIO	Thu, May 15, 2014	23.94	23.96	23.65	23.88
1743	NASDAQ	PIO	Wed, May 14, 2014	24.06	24.11	23.99	24.00
1742	NASDAQ	PIO	Tue, May 13, 2014	24.25	24.32	24.12	24.14
1741	NASDAQ	PIO	Mon, May 12, 2014	23.89	24.20	23.89	24.17
1740	NASDAQ	PIO	Fri, May 9, 2014	23.77	23.77	23.55	23.63
1739	NASDAQ	PIO	Thu, May 8, 2014	23.89	24.13	23.86	23.88
1738	NASDAQ	PIO	Wed, May 7, 2014	23.89	24.01	23.76	24.00
1737	NASDAQ	PIO	Tue, May 6, 2014	23.90	24.04	23.88	23.94
1736	NASDAQ	PIO	Mon, May 5, 2014	23.86	23.95	23.73	23.93
1735	NASDAQ	PIO	Fri, May 2, 2014	23.80	23.96	23.79	23.93
1734	NASDAQ	PIO	Thu, May 1, 2014	23.75	23.95	23.75	23.89
1733	NASDAQ	PIO	Wed, Apr 30, 2014	23.83	23.87	23.64	23.85
1732	NASDAQ	PIO	Tue, Apr 29, 2014	23.95	23.97	23.79	23.86
1731	NASDAQ	PIO	Mon, Apr 28, 2014	23.72	23.82	23.52	23.74
1730	NASDAQ	PIO	Fri, Apr 25, 2014	23.84	23.86	23.67	23.75
1729	NASDAQ	PIO	Thu, Apr 24, 2014	24.01	24.01	23.78	23.89
1728	NASDAQ	PIO	Wed, Apr 23, 2014	24.05	24.12	23.97	23.99
1727	NASDAQ	PIO	Tue, Apr 22, 2014	24.11	24.16	24.04	24.06
1726	NASDAQ	PIO	Mon, Apr 21, 2014	24.08	24.15	24.02	24.07
1725	NASDAQ	PIO	Thu, Apr 17, 2014	24.02	24.16	23.99	24.12
1724	NASDAQ	PIO	Wed, Apr 16, 2014	23.81	24.00	23.78	24.00
1723	NASDAQ	PIO	Tue, Apr 15, 2014	23.61	23.74	23.29	23.63
1722	NASDAQ	PIO	Mon, Apr 14, 2014	23.66	23.76	23.50	23.64
1721	NASDAQ	PIO	Fri, Apr 11, 2014	23.85	23.95	23.72	23.73
1720	NASDAQ	PIO	Thu, Apr 10, 2014	24.43	24.49	24.00	24.00
1719	NASDAQ	PIO	Wed, Apr 9, 2014	24.16	24.43	24.05	24.41
1718	NASDAQ	PIO	Tue, Apr 8, 2014	23.89	24.04	23.80	23.98
1717	NASDAQ	PIO	Mon, Apr 7, 2014	24.23	24.23	23.90	23.99
1716	NASDAQ	PIO	Fri, Apr 4, 2014	24.48	24.60	24.18	24.23
1715	NASDAQ	PIO	Thu, Apr 3, 2014	24.48	24.48	24.23	24.32
1714	NASDAQ	PIO	Wed, Apr 2, 2014	24.42	24.60	24.42	24.58
1713	NASDAQ	PIO	Tue, Apr 1, 2014	24.52	24.52	24.37	24.49
1712	NASDAQ	PIO	Mon, Mar 31, 2014	24.16	24.33	24.16	24.31
1711	NASDAQ	PIO	Fri, Mar 28, 2014	23.86	24.19	23.86	24.09
1710	NASDAQ	PIO	Thu, Mar 27, 2014	23.84	23.84	23.73	23.79
1709	NASDAQ	PIO	Wed, Mar 26, 2014	24.24	24.24	23.82	23.82
1708	NASDAQ	PIO	Tue, Mar 25, 2014	24.00	24.13	23.93	24.09
1707	NASDAQ	PIO	Mon, Mar 24, 2014	24.10	24.16	23.83	23.97
1706	NASDAQ	PIO	Fri, Mar 21, 2014	23.97	24.21	23.92	23.94
1705	NASDAQ	PIO	Thu, Mar 20, 2014	23.98	24.05	23.85	24.00
1704	NASDAQ	PIO	Wed, Mar 19, 2014	24.32	24.43	23.90	24.06
1703	NASDAQ	PIO	Tue, Mar 18, 2014	24.17	24.32	24.05	24.27
1702	NASDAQ	PIO	Mon, Mar 17, 2014	23.96	24.17	23.96	24.05
1701	NASDAQ	PIO	Fri, Mar 14, 2014	23.76	23.95	23.67	23.84
1700	NASDAQ	PIO	Thu, Mar 13, 2014	24.20	24.33	23.82	23.96
1699	NASDAQ	PIO	Wed, Mar 12, 2014	24.21	24.34	24.17	24.26
1698	NASDAQ	PIO	Tue, Mar 11, 2014	24.48	24.59	24.27	24.33
1697	NASDAQ	PIO	Mon, Mar 10, 2014	24.40	24.45	24.22	24.37
1696	NASDAQ	PIO	Fri, Mar 7, 2014	24.57	24.57	24.38	24.49
1695	NASDAQ	PIO	Thu, Mar 6, 2014	24.47	24.58	24.45	24.45
1694	NASDAQ	PIO	Wed, Mar 5, 2014	24.31	24.35	24.21	24.29
1693	NASDAQ	PIO	Tue, Mar 4, 2014	24.07	24.30	24.07	24.21
1692	NASDAQ	PIO	Mon, Mar 3, 2014	23.87	24.02	23.73	23.85
1691	NASDAQ	PIO	Fri, Feb 28, 2014	24.21	24.28	24.11	24.20
1690	NASDAQ	PIO	Thu, Feb 27, 2014	23.88	24.10	23.88	24.10
1689	NASDAQ	PIO	Wed, Feb 26, 2014	23.67	23.91	23.65	23.69
1688	NASDAQ	PIO	Tue, Feb 25, 2014	23.84	23.87	23.66	23.73
1687	NASDAQ	PIO	Mon, Feb 24, 2014	23.64	23.94	23.64	23.76
1686	NASDAQ	PIO	Fri, Feb 21, 2014	23.63	23.73	23.57	23.64
1685	NASDAQ	PIO	Thu, Feb 20, 2014	23.33	23.69	23.33	23.68
1684	NASDAQ	PIO	Wed, Feb 19, 2014	23.40	23.60	23.31	23.32
1683	NASDAQ	PIO	Tue, Feb 18, 2014	23.47	23.48	23.29	23.34
1682	NASDAQ	PIO	Fri, Feb 14, 2014	23.02	23.35	23.02	23.29
1681	NASDAQ	PIO	Thu, Feb 13, 2014	22.74	23.06	22.74	23.05
1680	NASDAQ	PIO	Wed, Feb 12, 2014	22.82	22.97	22.82	22.89
1679	NASDAQ	PIO	Tue, Feb 11, 2014	22.77	22.97	22.70	22.84
1678	NASDAQ	PIO	Mon, Feb 10, 2014	22.50	22.63	22.46	22.57
1677	NASDAQ	PIO	Fri, Feb 7, 2014	22.37	22.63	22.37	22.62
1676	NASDAQ	PIO	Thu, Feb 6, 2014	22.05	22.38	22.05	22.33
1675	NASDAQ	PIO	Wed, Feb 5, 2014	22.00	22.05	21.88	22.00
1674	NASDAQ	PIO	Tue, Feb 4, 2014	21.78	22.08	21.78	22.02
1673	NASDAQ	PIO	Mon, Feb 3, 2014	22.30	22.30	21.73	21.75
1672	NASDAQ	PIO	Fri, Jan 31, 2014	22.13	22.36	22.01	22.26
1671	NASDAQ	PIO	Thu, Jan 30, 2014	22.37	22.53	22.30	22.45
1670	NASDAQ	PIO	Wed, Jan 29, 2014	22.41	22.41	22.16	22.28
1669	NASDAQ	PIO	Tue, Jan 28, 2014	22.29	22.61	22.29	22.53
1668	NASDAQ	PIO	Mon, Jan 27, 2014	22.47	22.56	22.02	22.16
1667	NASDAQ	PIO	Fri, Jan 24, 2014	22.80	22.80	22.31	22.33
1666	NASDAQ	PIO	Thu, Jan 23, 2014	23.17	23.17	22.90	22.97
1665	NASDAQ	PIO	Wed, Jan 22, 2014	23.04	23.25	23.04	23.25
1664	NASDAQ	PIO	Tue, Jan 21, 2014	23.05	23.13	22.96	23.11
1663	NASDAQ	PIO	Fri, Jan 17, 2014	22.98	23.10	22.98	23.08
1662	NASDAQ	PIO	Thu, Jan 16, 2014	22.94	23.12	22.94	23.12
1661	NASDAQ	PIO	Wed, Jan 15, 2014	23.00	23.06	22.81	23.06
1660	NASDAQ	PIO	Tue, Jan 14, 2014	22.85	23.01	22.81	22.96
1659	NASDAQ	PIO	Mon, Jan 13, 2014	22.91	22.94	22.67	22.71
1658	NASDAQ	PIO	Fri, Jan 10, 2014	22.91	23.00	22.85	22.94
1657	NASDAQ	PIO	Thu, Jan 9, 2014	22.77	22.83	22.70	22.81
1656	NASDAQ	PIO	Wed, Jan 8, 2014	22.84	22.85	22.67	22.78
1655	NASDAQ	PIO	Tue, Jan 7, 2014	22.91	22.94	22.83	22.92
1654	NASDAQ	PIO	Mon, Jan 6, 2014	22.96	22.96	22.80	22.84
1653	NASDAQ	PIO	Fri, Jan 3, 2014	22.83	22.97	22.81	22.93
1652	NASDAQ	PIO	Thu, Jan 2, 2014	22.96	22.96	22.70	22.79
1651	NASDAQ	PIO	Tue, Dec 31, 2013	22.97	23.11	22.90	23.10
1650	NASDAQ	PIO	Mon, Dec 30, 2013	22.75	22.81	22.67	22.78
1649	NASDAQ	PIO	Fri, Dec 27, 2013	22.73	22.82	22.71	22.74
1648	NASDAQ	PIO	Thu, Dec 26, 2013	22.53	22.67	22.48	22.60
1647	NASDAQ	PIO	Tue, Dec 24, 2013	22.33	22.50	22.33	22.45
1646	NASDAQ	PIO	Mon, Dec 23, 2013	22.32	22.34	22.26	22.33
1645	NASDAQ	PIO	Fri, Dec 20, 2013	22.05	22.25	22.05	22.13
1644	NASDAQ	PIO	Thu, Dec 19, 2013	22.21	22.24	22.06	22.22
1643	NASDAQ	PIO	Wed, Dec 18, 2013	22.00	22.35	21.89	22.34
1642	NASDAQ	PIO	Tue, Dec 17, 2013	21.88	22.00	21.80	21.95
1641	NASDAQ	PIO	Mon, Dec 16, 2013	21.68	21.99	21.68	21.90
1640	NASDAQ	PIO	Fri, Dec 13, 2013	21.64	21.74	21.61	21.67
1639	NASDAQ	PIO	Thu, Dec 12, 2013	21.62	21.72	21.59	21.64
1638	NASDAQ	PIO	Wed, Dec 11, 2013	21.90	21.90	21.57	21.58
1637	NASDAQ	PIO	Tue, Dec 10, 2013	21.70	21.84	21.68	21.75
1636	NASDAQ	PIO	Mon, Dec 9, 2013	21.75	21.81	21.71	21.77
1635	NASDAQ	PIO	Fri, Dec 6, 2013	21.60	21.75	21.54	21.75
1634	NASDAQ	PIO	Thu, Dec 5, 2013	21.57	21.57	21.43	21.44
1633	NASDAQ	PIO	Wed, Dec 4, 2013	21.55	21.56	21.30	21.53
1632	NASDAQ	PIO	Tue, Dec 3, 2013	21.60	21.71	21.48	21.55
1631	NASDAQ	PIO	Mon, Dec 2, 2013	22.08	22.10	21.80	21.82
1630	NASDAQ	PIO	Fri, Nov 29, 2013	22.04	22.17	22.03	22.12
1629	NASDAQ	PIO	Wed, Nov 27, 2013	22.00	22.04	21.96	22.01
1628	NASDAQ	PIO	Tue, Nov 26, 2013	21.91	22.07	21.91	21.98
1627	NASDAQ	PIO	Mon, Nov 25, 2013	22.01	22.18	21.99	22.01
1626	NASDAQ	PIO	Fri, Nov 22, 2013	21.99	22.14	21.99	22.10
1625	NASDAQ	PIO	Thu, Nov 21, 2013	21.94	22.05	21.83	22.02
1624	NASDAQ	PIO	Wed, Nov 20, 2013	22.15	22.15	21.88	21.90
1623	NASDAQ	PIO	Tue, Nov 19, 2013	22.10	22.23	22.06	22.09
1622	NASDAQ	PIO	Mon, Nov 18, 2013	22.22	22.30	22.07	22.15
1621	NASDAQ	PIO	Fri, Nov 15, 2013	22.05	22.20	22.05	22.17
1620	NASDAQ	PIO	Thu, Nov 14, 2013	21.86	22.15	21.86	22.14
1619	NASDAQ	PIO	Wed, Nov 13, 2013	21.64	22.00	21.64	22.00
1618	NASDAQ	PIO	Tue, Nov 12, 2013	21.82	21.84	21.72	21.74
1617	NASDAQ	PIO	Mon, Nov 11, 2013	21.75	21.84	21.72	21.79
1616	NASDAQ	PIO	Fri, Nov 8, 2013	21.50	21.73	21.45	21.73
1615	NASDAQ	PIO	Thu, Nov 7, 2013	21.77	21.94	21.46	21.48
1614	NASDAQ	PIO	Wed, Nov 6, 2013	21.85	21.87	21.79	21.82
1613	NASDAQ	PIO	Tue, Nov 5, 2013	21.86	21.93	21.68	21.83
1612	NASDAQ	PIO	Mon, Nov 4, 2013	21.81	21.96	21.81	21.92
1611	NASDAQ	PIO	Fri, Nov 1, 2013	21.93	21.93	21.76	21.90
1610	NASDAQ	PIO	Thu, Oct 31, 2013	21.96	22.05	21.87	22.00
1609	NASDAQ	PIO	Wed, Oct 30, 2013	22.10	22.10	21.89	21.96
1608	NASDAQ	PIO	Tue, Oct 29, 2013	21.85	22.10	21.85	22.08
1607	NASDAQ	PIO	Mon, Oct 28, 2013	21.99	22.08	21.94	21.96
1606	NASDAQ	PIO	Fri, Oct 25, 2013	21.95	22.13	21.91	22.13
1605	NASDAQ	PIO	Thu, Oct 24, 2013	21.87	21.88	21.78	21.85
1604	NASDAQ	PIO	Wed, Oct 23, 2013	21.70	21.82	21.64	21.79
1603	NASDAQ	PIO	Tue, Oct 22, 2013	21.81	21.85	21.71	21.77
1602	NASDAQ	PIO	Mon, Oct 21, 2013	21.67	21.78	21.67	21.78
1601	NASDAQ	PIO	Fri, Oct 18, 2013	21.69	21.75	21.59	21.70
1600	NASDAQ	PIO	Thu, Oct 17, 2013	21.36	21.54	21.33	21.53
1599	NASDAQ	PIO	Wed, Oct 16, 2013	21.29	21.41	21.18	21.33
1598	NASDAQ	PIO	Tue, Oct 15, 2013	21.27	21.39	21.21	21.26
1597	NASDAQ	PIO	Mon, Oct 14, 2013	21.31	21.53	21.31	21.51
1596	NASDAQ	PIO	Fri, Oct 11, 2013	21.29	21.40	21.23	21.36
1595	NASDAQ	PIO	Thu, Oct 10, 2013	21.14	21.35	21.09	21.31
1594	NASDAQ	PIO	Wed, Oct 9, 2013	20.88	20.98	20.83	20.95
1593	NASDAQ	PIO	Tue, Oct 8, 2013	21.12	21.12	20.77	20.77
1592	NASDAQ	PIO	Mon, Oct 7, 2013	21.07	21.13	20.98	21.02
1591	NASDAQ	PIO	Fri, Oct 4, 2013	21.11	21.23	21.11	21.20
1590	NASDAQ	PIO	Thu, Oct 3, 2013	21.19	21.28	21.05	21.14
1589	NASDAQ	PIO	Wed, Oct 2, 2013	21.24	21.31	21.21	21.30
1588	NASDAQ	PIO	Tue, Oct 1, 2013	21.18	21.33	21.18	21.27
1587	NASDAQ	PIO	Mon, Sep 30, 2013	20.95	21.16	20.92	21.11
1586	NASDAQ	PIO	Fri, Sep 27, 2013	21.24	21.28	21.17	21.21
1585	NASDAQ	PIO	Thu, Sep 26, 2013	21.23	21.34	21.20	21.30
1584	NASDAQ	PIO	Wed, Sep 25, 2013	21.19	21.36	21.19	21.28
1583	NASDAQ	PIO	Tue, Sep 24, 2013	21.14	21.35	21.14	21.26
1582	NASDAQ	PIO	Mon, Sep 23, 2013	21.21	21.24	21.10	21.22
1581	NASDAQ	PIO	Fri, Sep 20, 2013	21.45	21.47	21.25	21.25
1580	NASDAQ	PIO	Thu, Sep 19, 2013	21.72	21.72	21.50	21.55
1579	NASDAQ	PIO	Wed, Sep 18, 2013	21.21	21.68	21.08	21.59
1578	NASDAQ	PIO	Tue, Sep 17, 2013	21.02	21.21	21.02	21.17
1577	NASDAQ	PIO	Mon, Sep 16, 2013	21.15	21.21	21.11	21.11
1576	NASDAQ	PIO	Fri, Sep 13, 2013	20.82	20.92	20.82	20.89
1575	NASDAQ	PIO	Thu, Sep 12, 2013	20.92	20.99	20.84	20.84
1574	NASDAQ	PIO	Wed, Sep 11, 2013	20.72	20.91	20.72	20.89
1573	NASDAQ	PIO	Tue, Sep 10, 2013	20.82	20.83	20.71	20.83
1572	NASDAQ	PIO	Mon, Sep 9, 2013	20.37	20.60	20.37	20.58
1571	NASDAQ	PIO	Fri, Sep 6, 2013	20.35	20.40	20.13	20.26
1570	NASDAQ	PIO	Thu, Sep 5, 2013	20.12	20.31	20.12	20.25
1569	NASDAQ	PIO	Wed, Sep 4, 2013	19.90	20.12	19.89	20.11
1568	NASDAQ	PIO	Tue, Sep 3, 2013	19.88	19.95	19.83	19.89
1567	NASDAQ	PIO	Fri, Aug 30, 2013	19.76	19.76	19.60	19.60
1566	NASDAQ	PIO	Thu, Aug 29, 2013	19.68	19.92	19.68	19.85
1565	NASDAQ	PIO	Wed, Aug 28, 2013	19.63	19.82	19.63	19.75
1564	NASDAQ	PIO	Tue, Aug 27, 2013	19.70	19.75	19.58	19.58
1563	NASDAQ	PIO	Mon, Aug 26, 2013	20.05	20.06	19.94	19.94
1562	NASDAQ	PIO	Fri, Aug 23, 2013	20.14	20.14	19.98	20.09
1561	NASDAQ	PIO	Thu, Aug 22, 2013	19.86	20.11	19.86	20.06
1560	NASDAQ	PIO	Wed, Aug 21, 2013	19.82	19.97	19.77	19.78
1559	NASDAQ	PIO	Tue, Aug 20, 2013	19.72	19.84	19.71	19.77
1558	NASDAQ	PIO	Mon, Aug 19, 2013	19.97	19.97	19.77	19.77
1557	NASDAQ	PIO	Fri, Aug 16, 2013	19.90	19.97	19.87	19.92
1556	NASDAQ	PIO	Thu, Aug 15, 2013	19.92	19.96	19.81	19.88
1555	NASDAQ	PIO	Wed, Aug 14, 2013	20.23	20.28	20.14	20.14
1554	NASDAQ	PIO	Tue, Aug 13, 2013	20.30	20.33	20.20	20.27
1553	NASDAQ	PIO	Mon, Aug 12, 2013	20.31	20.36	20.27	20.36
1552	NASDAQ	PIO	Fri, Aug 9, 2013	20.28	20.36	20.27	20.28
1551	NASDAQ	PIO	Thu, Aug 8, 2013	20.16	20.30	20.10	20.25
1550	NASDAQ	PIO	Wed, Aug 7, 2013	20.12	20.12	20.03	20.03
1549	NASDAQ	PIO	Tue, Aug 6, 2013	20.08	20.08	19.99	20.00
1548	NASDAQ	PIO	Mon, Aug 5, 2013	20.18	20.20	20.12	20.14
1547	NASDAQ	PIO	Fri, Aug 2, 2013	20.07	20.10	20.02	20.10
1546	NASDAQ	PIO	Thu, Aug 1, 2013	19.91	20.11	19.91	20.06
1545	NASDAQ	PIO	Wed, Jul 31, 2013	19.79	19.95	19.79	19.80
1544	NASDAQ	PIO	Tue, Jul 30, 2013	19.91	19.91	19.79	19.82
1543	NASDAQ	PIO	Mon, Jul 29, 2013	19.94	19.96	19.83	19.88
1542	NASDAQ	PIO	Fri, Jul 26, 2013	19.98	20.06	19.90	20.06
1541	NASDAQ	PIO	Thu, Jul 25, 2013	19.87	20.07	19.87	20.06
1540	NASDAQ	PIO	Wed, Jul 24, 2013	20.06	20.06	19.85	19.86
1539	NASDAQ	PIO	Tue, Jul 23, 2013	20.11	20.11	20.00	20.00
1538	NASDAQ	PIO	Mon, Jul 22, 2013	20.10	20.15	20.07	20.12
1537	NASDAQ	PIO	Fri, Jul 19, 2013	20.00	20.09	19.98	20.09
1536	NASDAQ	PIO	Thu, Jul 18, 2013	19.94	20.02	19.94	20.00
1535	NASDAQ	PIO	Wed, Jul 17, 2013	19.95	19.96	19.82	19.86
1534	NASDAQ	PIO	Tue, Jul 16, 2013	19.95	19.95	19.78	19.78
1533	NASDAQ	PIO	Mon, Jul 15, 2013	19.86	19.91	19.74	19.88
1532	NASDAQ	PIO	Fri, Jul 12, 2013	19.78	19.78	19.65	19.71
1531	NASDAQ	PIO	Thu, Jul 11, 2013	19.71	19.87	19.68	19.85
1530	NASDAQ	PIO	Wed, Jul 10, 2013	19.29	19.46	19.29	19.39
1529	NASDAQ	PIO	Tue, Jul 9, 2013	19.20	19.36	19.20	19.32
1528	NASDAQ	PIO	Mon, Jul 8, 2013	19.15	19.22	19.13	19.16
1527	NASDAQ	PIO	Fri, Jul 5, 2013	19.00	19.01	18.81	19.01
1526	NASDAQ	PIO	Wed, Jul 3, 2013	18.80	18.93	18.76	18.92
1525	NASDAQ	PIO	Tue, Jul 2, 2013	18.89	18.96	18.76	18.81
1524	NASDAQ	PIO	Mon, Jul 1, 2013	18.90	19.01	18.89	18.92
1523	NASDAQ	PIO	Fri, Jun 28, 2013	18.79	18.88	18.71	18.81
1522	NASDAQ	PIO	Thu, Jun 27, 2013	18.70	18.81	18.70	18.80
1521	NASDAQ	PIO	Wed, Jun 26, 2013	18.61	18.71	18.56	18.61
1520	NASDAQ	PIO	Tue, Jun 25, 2013	18.41	18.51	18.32	18.49
1519	NASDAQ	PIO	Mon, Jun 24, 2013	18.33	18.38	18.10	18.30
1518	NASDAQ	PIO	Fri, Jun 21, 2013	18.73	18.73	18.35	18.51
1517	NASDAQ	PIO	Thu, Jun 20, 2013	19.20	19.20	18.78	18.81
1516	NASDAQ	PIO	Wed, Jun 19, 2013	19.86	19.86	19.42	19.42
1515	NASDAQ	PIO	Tue, Jun 18, 2013	19.71	19.88	19.71	19.88
1514	NASDAQ	PIO	Mon, Jun 17, 2013	19.82	19.85	19.60	19.68
1513	NASDAQ	PIO	Fri, Jun 14, 2013	19.65	19.73	19.56	19.58
1512	NASDAQ	PIO	Thu, Jun 13, 2013	19.55	19.81	19.54	19.79
1511	NASDAQ	PIO	Wed, Jun 12, 2013	19.68	19.68	19.41	19.43
1510	NASDAQ	PIO	Tue, Jun 11, 2013	19.59	19.65	19.48	19.56
1509	NASDAQ	PIO	Mon, Jun 10, 2013	19.88	19.88	19.70	19.83
1508	NASDAQ	PIO	Fri, Jun 7, 2013	19.76	19.88	19.71	19.84
1507	NASDAQ	PIO	Thu, Jun 6, 2013	19.53	19.67	19.47	19.67
1506	NASDAQ	PIO	Wed, Jun 5, 2013	19.73	19.73	19.45	19.49
1505	NASDAQ	PIO	Tue, Jun 4, 2013	19.91	19.97	19.65	19.81
1504	NASDAQ	PIO	Mon, Jun 3, 2013	19.85	19.93	19.80	19.93
1503	NASDAQ	PIO	Fri, May 31, 2013	19.92	20.03	19.76	19.76
1502	NASDAQ	PIO	Thu, May 30, 2013	20.05	20.18	20.04	20.09
1501	NASDAQ	PIO	Wed, May 29, 2013	19.90	19.94	19.85	19.91
1500	NASDAQ	PIO	Tue, May 28, 2013	20.12	20.25	20.04	20.10
1499	NASDAQ	PIO	Fri, May 24, 2013	19.98	20.01	19.85	19.97
1498	NASDAQ	PIO	Thu, May 23, 2013	19.95	20.08	19.79	20.06
1497	NASDAQ	PIO	Wed, May 22, 2013	20.32	20.52	20.05	20.10
1496	NASDAQ	PIO	Tue, May 21, 2013	20.31	20.50	20.31	20.41
1495	NASDAQ	PIO	Mon, May 20, 2013	20.20	20.39	20.20	20.35
1494	NASDAQ	PIO	Fri, May 17, 2013	20.13	20.18	19.96	20.17
1493	NASDAQ	PIO	Thu, May 16, 2013	20.05	20.17	20.01	20.01
1492	NASDAQ	PIO	Wed, May 15, 2013	19.98	20.11	19.96	20.10
1491	NASDAQ	PIO	Tue, May 14, 2013	19.81	19.96	19.81	19.96
1490	NASDAQ	PIO	Mon, May 13, 2013	19.65	19.69	19.59	19.69
1489	NASDAQ	PIO	Fri, May 10, 2013	19.65	19.66	19.54	19.66
1488	NASDAQ	PIO	Thu, May 9, 2013	19.64	19.75	19.59	19.62
1487	NASDAQ	PIO	Wed, May 8, 2013	19.66	19.77	19.65	19.76
1486	NASDAQ	PIO	Tue, May 7, 2013	19.61	19.62	19.50	19.60
1485	NASDAQ	PIO	Mon, May 6, 2013	19.55	19.60	19.51	19.58
1484	NASDAQ	PIO	Fri, May 3, 2013	19.50	19.63	19.50	19.53
1483	NASDAQ	PIO	Thu, May 2, 2013	19.30	19.39	19.23	19.34
1482	NASDAQ	PIO	Wed, May 1, 2013	19.42	19.42	19.20	19.22
1481	NASDAQ	PIO	Tue, Apr 30, 2013	19.33	19.42	19.26	19.42
1480	NASDAQ	PIO	Mon, Apr 29, 2013	19.19	19.38	19.19	19.36
1479	NASDAQ	PIO	Fri, Apr 26, 2013	19.22	19.24	19.11	19.14
1478	NASDAQ	PIO	Thu, Apr 25, 2013	19.13	19.25	19.12	19.14
1477	NASDAQ	PIO	Wed, Apr 24, 2013	18.91	19.07	18.84	19.01
1476	NASDAQ	PIO	Tue, Apr 23, 2013	18.77	18.94	18.77	18.91
1475	NASDAQ	PIO	Mon, Apr 22, 2013	18.55	18.64	18.46	18.58
1474	NASDAQ	PIO	Fri, Apr 19, 2013	18.63	18.66	18.57	18.59
1473	NASDAQ	PIO	Thu, Apr 18, 2013	18.70	18.70	18.50	18.55
1472	NASDAQ	PIO	Wed, Apr 17, 2013	18.94	18.94	18.64	18.72
1471	NASDAQ	PIO	Tue, Apr 16, 2013	18.95	19.07	18.88	19.06
1470	NASDAQ	PIO	Mon, Apr 15, 2013	19.16	19.19	18.78	18.78
1469	NASDAQ	PIO	Fri, Apr 12, 2013	19.32	19.34	19.20	19.26
1468	NASDAQ	PIO	Thu, Apr 11, 2013	19.31	19.41	19.29	19.32
1467	NASDAQ	PIO	Wed, Apr 10, 2013	19.12	19.26	19.12	19.24
1466	NASDAQ	PIO	Tue, Apr 9, 2013	18.94	19.01	18.83	18.94
1465	NASDAQ	PIO	Mon, Apr 8, 2013	18.76	18.84	18.73	18.84
1464	NASDAQ	PIO	Fri, Apr 5, 2013	18.76	18.86	18.70	18.86
1463	NASDAQ	PIO	Thu, Apr 4, 2013	18.86	18.96	18.83	18.94
1462	NASDAQ	PIO	Wed, Apr 3, 2013	18.97	18.97	18.77	18.79
1461	NASDAQ	PIO	Tue, Apr 2, 2013	18.92	19.00	18.85	18.86
1460	NASDAQ	PIO	Mon, Apr 1, 2013	19.06	19.12	18.86	18.89
1459	NASDAQ	PIO	Thu, Mar 28, 2013	19.00	19.19	18.99	19.18
1458	NASDAQ	PIO	Wed, Mar 27, 2013	18.88	18.98	18.78	18.98
1457	NASDAQ	PIO	Tue, Mar 26, 2013	19.05	19.16	19.03	19.10
1456	NASDAQ	PIO	Mon, Mar 25, 2013	19.22	19.25	18.92	18.99
1455	NASDAQ	PIO	Fri, Mar 22, 2013	19.17	19.26	19.17	19.21
1454	NASDAQ	PIO	Thu, Mar 21, 2013	19.20	19.29	19.13	19.18
1453	NASDAQ	PIO	Wed, Mar 20, 2013	19.24	19.29	19.19	19.26
1452	NASDAQ	PIO	Tue, Mar 19, 2013	19.15	19.22	18.93	19.08
1451	NASDAQ	PIO	Mon, Mar 18, 2013	18.99	19.17	18.92	19.06
1450	NASDAQ	PIO	Fri, Mar 15, 2013	19.19	19.23	19.13	19.18
1449	NASDAQ	PIO	Thu, Mar 14, 2013	19.08	19.24	19.08	19.24
1448	NASDAQ	PIO	Wed, Mar 13, 2013	19.09	19.12	19.01	19.10
1447	NASDAQ	PIO	Tue, Mar 12, 2013	19.25	19.25	19.02	19.07
1446	NASDAQ	PIO	Mon, Mar 11, 2013	19.27	19.29	19.19	19.24
1445	NASDAQ	PIO	Fri, Mar 8, 2013	19.23	19.30	19.18	19.24
1444	NASDAQ	PIO	Thu, Mar 7, 2013	19.25	19.27	19.20	19.21
1443	NASDAQ	PIO	Wed, Mar 6, 2013	19.33	19.37	19.24	19.27
1442	NASDAQ	PIO	Tue, Mar 5, 2013	19.13	19.33	19.10	19.27
1441	NASDAQ	PIO	Mon, Mar 4, 2013	18.97	19.10	18.95	19.09
1440	NASDAQ	PIO	Fri, Mar 1, 2013	18.86	18.98	18.75	18.94
1439	NASDAQ	PIO	Thu, Feb 28, 2013	19.03	19.10	18.92	19.00
1438	NASDAQ	PIO	Wed, Feb 27, 2013	18.67	19.05	18.63	19.00
1437	NASDAQ	PIO	Tue, Feb 26, 2013	18.60	18.68	18.45	18.59
1436	NASDAQ	PIO	Mon, Feb 25, 2013	19.05	19.05	18.39	18.41
1435	NASDAQ	PIO	Fri, Feb 22, 2013	18.86	18.89	18.78	18.87
1434	NASDAQ	PIO	Thu, Feb 21, 2013	18.74	18.75	18.57	18.63
1433	NASDAQ	PIO	Wed, Feb 20, 2013	19.12	19.12	18.84	18.86
1432	NASDAQ	PIO	Tue, Feb 19, 2013	19.06	19.16	19.02	19.07
1431	NASDAQ	PIO	Fri, Feb 15, 2013	19.03	19.05	18.92	18.95
1430	NASDAQ	PIO	Thu, Feb 14, 2013	18.89	18.95	18.84	18.90
1429	NASDAQ	PIO	Wed, Feb 13, 2013	19.11	19.19	19.07	19.13
1428	NASDAQ	PIO	Tue, Feb 12, 2013	18.90	19.08	18.81	19.00
1427	NASDAQ	PIO	Mon, Feb 11, 2013	18.93	18.97	18.88	18.92
1426	NASDAQ	PIO	Fri, Feb 8, 2013	18.98	19.02	18.85	18.99
1425	NASDAQ	PIO	Thu, Feb 7, 2013	19.11	19.11	18.82	18.90
1424	NASDAQ	PIO	Wed, Feb 6, 2013	18.90	19.08	18.90	19.08
1423	NASDAQ	PIO	Tue, Feb 5, 2013	18.96	19.03	18.92	18.94
1422	NASDAQ	PIO	Mon, Feb 4, 2013	18.89	18.94	18.76	18.82
1421	NASDAQ	PIO	Fri, Feb 1, 2013	19.01	19.05	18.93	18.96
1420	NASDAQ	PIO	Thu, Jan 31, 2013	18.85	18.93	18.84	18.90
1419	NASDAQ	PIO	Wed, Jan 30, 2013	18.98	18.98	18.86	18.88
1418	NASDAQ	PIO	Tue, Jan 29, 2013	18.96	19.05	18.84	19.00
1417	NASDAQ	PIO	Mon, Jan 28, 2013	19.06	19.06	18.85	18.92
1416	NASDAQ	PIO	Fri, Jan 25, 2013	19.00	19.03	18.94	19.01
1415	NASDAQ	PIO	Thu, Jan 24, 2013	18.89	19.00	18.86	18.92
1414	NASDAQ	PIO	Wed, Jan 23, 2013	18.76	18.79	18.70	18.79
1413	NASDAQ	PIO	Tue, Jan 22, 2013	18.70	18.82	18.62	18.82
1412	NASDAQ	PIO	Fri, Jan 18, 2013	18.59	18.59	18.43	18.59
1411	NASDAQ	PIO	Thu, Jan 17, 2013	18.33	18.56	18.33	18.49
1410	NASDAQ	PIO	Wed, Jan 16, 2013	18.21	18.30	18.15	18.25
1409	NASDAQ	PIO	Tue, Jan 15, 2013	18.13	18.29	18.13	18.29
1408	NASDAQ	PIO	Mon, Jan 14, 2013	18.27	18.31	18.22	18.25
1407	NASDAQ	PIO	Fri, Jan 11, 2013	18.30	18.39	18.25	18.37
1406	NASDAQ	PIO	Thu, Jan 10, 2013	18.30	18.36	18.19	18.35
1405	NASDAQ	PIO	Wed, Jan 9, 2013	18.02	18.20	18.02	18.17
1404	NASDAQ	PIO	Tue, Jan 8, 2013	18.13	18.14	18.01	18.11
1403	NASDAQ	PIO	Mon, Jan 7, 2013	18.19	18.20	18.10	18.17
1402	NASDAQ	PIO	Fri, Jan 4, 2013	18.17	18.30	18.12	18.30
1401	NASDAQ	PIO	Thu, Jan 3, 2013	18.28	18.33	18.15	18.17
1400	NASDAQ	PIO	Wed, Jan 2, 2013	18.33	18.37	18.26	18.33
1399	NASDAQ	PIO	Mon, Dec 31, 2012	17.76	18.09	17.71	18.00
1398	NASDAQ	PIO	Fri, Dec 28, 2012	17.84	17.84	17.72	17.75
1397	NASDAQ	PIO	Thu, Dec 27, 2012	17.94	17.95	17.75	17.86
1396	NASDAQ	PIO	Wed, Dec 26, 2012	17.93	18.00	17.82	17.88
1395	NASDAQ	PIO	Mon, Dec 24, 2012	17.76	17.93	17.04	17.89
1394	NASDAQ	PIO	Fri, Dec 21, 2012	17.81	17.97	17.72	17.95
1393	NASDAQ	PIO	Thu, Dec 20, 2012	18.04	18.10	18.00	18.09
1392	NASDAQ	PIO	Wed, Dec 19, 2012	18.16	18.16	18.01	18.02
1391	NASDAQ	PIO	Tue, Dec 18, 2012	17.80	18.14	17.80	18.11
1390	NASDAQ	PIO	Mon, Dec 17, 2012	17.75	17.87	17.75	17.86
1389	NASDAQ	PIO	Fri, Dec 14, 2012	17.71	17.77	17.68	17.71
1388	NASDAQ	PIO	Thu, Dec 13, 2012	17.66	17.71	17.59	17.64
1387	NASDAQ	PIO	Wed, Dec 12, 2012	17.67	17.74	17.61	17.64
1386	NASDAQ	PIO	Tue, Dec 11, 2012	17.66	17.77	17.61	17.68
1385	NASDAQ	PIO	Mon, Dec 10, 2012	17.48	17.51	17.43	17.50
1384	NASDAQ	PIO	Fri, Dec 7, 2012	17.40	17.44	17.34	17.42
1383	NASDAQ	PIO	Thu, Dec 6, 2012	17.41	17.42	17.31	17.41
1382	NASDAQ	PIO	Wed, Dec 5, 2012	17.52	17.53	17.37	17.44
1381	NASDAQ	PIO	Tue, Dec 4, 2012	17.50	17.50	17.39	17.49
1380	NASDAQ	PIO	Mon, Dec 3, 2012	17.51	17.52	17.36	17.40
1379	NASDAQ	PIO	Fri, Nov 30, 2012	17.46	17.46	17.32	17.32
1378	NASDAQ	PIO	Thu, Nov 29, 2012	17.40	17.46	17.32	17.45
1377	NASDAQ	PIO	Wed, Nov 28, 2012	17.04	17.31	17.03	17.27
1376	NASDAQ	PIO	Tue, Nov 27, 2012	17.15	17.15	16.99	17.02
1375	NASDAQ	PIO	Mon, Nov 26, 2012	17.17	17.23	17.13	17.17
1374	NASDAQ	PIO	Fri, Nov 23, 2012	17.04	17.28	17.03	17.28
1373	NASDAQ	PIO	Wed, Nov 21, 2012	16.94	16.99	16.82	16.84
1372	NASDAQ	PIO	Tue, Nov 20, 2012	16.75	16.90	16.69	16.90
1371	NASDAQ	PIO	Mon, Nov 19, 2012	16.57	16.70	16.57	16.69
1370	NASDAQ	PIO	Fri, Nov 16, 2012	16.45	16.45	16.27	16.42
1369	NASDAQ	PIO	Thu, Nov 15, 2012	16.39	16.45	16.26	16.40
1368	NASDAQ	PIO	Wed, Nov 14, 2012	16.60	16.61	16.35	16.37
1367	NASDAQ	PIO	Tue, Nov 13, 2012	16.51	16.64	16.51	16.51
1366	NASDAQ	PIO	Mon, Nov 12, 2012	16.59	16.62	16.51	16.54
1365	NASDAQ	PIO	Fri, Nov 9, 2012	16.68	16.75	16.61	16.64
1364	NASDAQ	PIO	Thu, Nov 8, 2012	16.88	16.91	16.71	16.71
1363	NASDAQ	PIO	Wed, Nov 7, 2012	17.04	17.04	16.82	16.91
1362	NASDAQ	PIO	Tue, Nov 6, 2012	17.02	17.16	17.01	17.13
1361	NASDAQ	PIO	Mon, Nov 5, 2012	16.94	17.06	16.87	17.02
1360	NASDAQ	PIO	Fri, Nov 2, 2012	17.12	17.12	16.97	16.98
1359	NASDAQ	PIO	Thu, Nov 1, 2012	16.98	17.14	16.94	17.14
1358	NASDAQ	PIO	Wed, Oct 31, 2012	16.92	16.98	16.79	16.91
1357	NASDAQ	PIO	Fri, Oct 26, 2012	17.06	17.10	16.99	17.05
1356	NASDAQ	PIO	Thu, Oct 25, 2012	17.08	17.32	17.02	17.06
1355	NASDAQ	PIO	Wed, Oct 24, 2012	17.00	17.01	16.92	16.92
1354	NASDAQ	PIO	Tue, Oct 23, 2012	16.96	16.96	16.80	16.90
1353	NASDAQ	PIO	Mon, Oct 22, 2012	17.25	17.26	17.09	17.21
1352	NASDAQ	PIO	Fri, Oct 19, 2012	17.36	17.36	17.14	17.19
1351	NASDAQ	PIO	Thu, Oct 18, 2012	17.39	17.48	17.35	17.39
1350	NASDAQ	PIO	Wed, Oct 17, 2012	17.38	17.51	17.37	17.45
1349	NASDAQ	PIO	Tue, Oct 16, 2012	17.30	17.41	17.22	17.36
1348	NASDAQ	PIO	Mon, Oct 15, 2012	17.13	17.19	17.01	17.16
1347	NASDAQ	PIO	Fri, Oct 12, 2012	17.14	17.23	17.04	17.12
1346	NASDAQ	PIO	Thu, Oct 11, 2012	17.13	17.21	17.07	17.07
1345	NASDAQ	PIO	Wed, Oct 10, 2012	17.13	17.13	16.97	17.03
1344	NASDAQ	PIO	Tue, Oct 9, 2012	17.36	17.36	17.09	17.10
1343	NASDAQ	PIO	Mon, Oct 8, 2012	17.47	17.47	17.36	17.39
1342	NASDAQ	PIO	Fri, Oct 5, 2012	17.64	17.65	17.46	17.49
1341	NASDAQ	PIO	Thu, Oct 4, 2012	17.41	17.52	17.40	17.48
1340	NASDAQ	PIO	Wed, Oct 3, 2012	17.38	17.41	17.28	17.32
1339	NASDAQ	PIO	Tue, Oct 2, 2012	17.43	17.43	17.32	17.37
1338	NASDAQ	PIO	Mon, Oct 1, 2012	17.40	17.51	17.33	17.39
1337	NASDAQ	PIO	Fri, Sep 28, 2012	17.31	17.37	17.25	17.30
1336	NASDAQ	PIO	Thu, Sep 27, 2012	17.27	17.45	17.20	17.41
1335	NASDAQ	PIO	Wed, Sep 26, 2012	17.34	17.40	17.19	17.23
1334	NASDAQ	PIO	Tue, Sep 25, 2012	17.64	17.69	17.46	17.46
1333	NASDAQ	PIO	Mon, Sep 24, 2012	17.55	17.63	17.48	17.60
1332	NASDAQ	PIO	Fri, Sep 21, 2012	17.77	17.82	17.68	17.68
1331	NASDAQ	PIO	Thu, Sep 20, 2012	17.77	17.79	17.70	17.77
1330	NASDAQ	PIO	Wed, Sep 19, 2012	17.81	17.92	17.78	17.90
1329	NASDAQ	PIO	Tue, Sep 18, 2012	17.71	17.78	17.65	17.78
1328	NASDAQ	PIO	Mon, Sep 17, 2012	17.87	17.87	17.69	17.71
1327	NASDAQ	PIO	Fri, Sep 14, 2012	17.80	17.98	17.80	17.89
1326	NASDAQ	PIO	Thu, Sep 13, 2012	17.59	17.88	17.54	17.76
1325	NASDAQ	PIO	Wed, Sep 12, 2012	17.60	17.61	17.53	17.56
1324	NASDAQ	PIO	Tue, Sep 11, 2012	17.48	17.61	17.43	17.52
1323	NASDAQ	PIO	Mon, Sep 10, 2012	17.38	17.51	17.36	17.41
1322	NASDAQ	PIO	Fri, Sep 7, 2012	17.38	17.51	17.38	17.47
1321	NASDAQ	PIO	Thu, Sep 6, 2012	16.99	17.29	16.95	17.24
1320	NASDAQ	PIO	Wed, Sep 5, 2012	16.98	16.98	16.83	16.90
1319	NASDAQ	PIO	Tue, Sep 4, 2012	16.97	17.01	16.84	16.98
1318	NASDAQ	PIO	Fri, Aug 31, 2012	16.97	16.97	16.83	16.90
1317	NASDAQ	PIO	Thu, Aug 30, 2012	16.94	16.94	16.79	16.82
1316	NASDAQ	PIO	Wed, Aug 29, 2012	16.99	17.05	16.95	16.97
1315	NASDAQ	PIO	Tue, Aug 28, 2012	17.02	17.07	17.00	17.02
1314	NASDAQ	PIO	Mon, Aug 27, 2012	17.07	17.13	17.05	17.06
1313	NASDAQ	PIO	Fri, Aug 24, 2012	16.98	17.11	16.95	17.04
1312	NASDAQ	PIO	Thu, Aug 23, 2012	17.10	17.10	16.97	17.07
1311	NASDAQ	PIO	Wed, Aug 22, 2012	17.07	17.18	17.04	17.17
1310	NASDAQ	PIO	Tue, Aug 21, 2012	17.19	17.26	17.09	17.13
1309	NASDAQ	PIO	Mon, Aug 20, 2012	17.12	17.18	17.07	17.14
1308	NASDAQ	PIO	Fri, Aug 17, 2012	17.27	17.27	17.16	17.22
1307	NASDAQ	PIO	Thu, Aug 16, 2012	17.05	17.25	17.05	17.22
1306	NASDAQ	PIO	Wed, Aug 15, 2012	16.86	16.98	16.86	16.93
1305	NASDAQ	PIO	Tue, Aug 14, 2012	16.97	16.97	16.88	16.88
1304	NASDAQ	PIO	Mon, Aug 13, 2012	16.78	16.82	16.70	16.74
1303	NASDAQ	PIO	Fri, Aug 10, 2012	16.69	16.82	16.69	16.82
1302	NASDAQ	PIO	Thu, Aug 9, 2012	16.80	16.90	16.79	16.79
1301	NASDAQ	PIO	Wed, Aug 8, 2012	16.83	16.88	16.77	16.84
1300	NASDAQ	PIO	Tue, Aug 7, 2012	16.88	17.01	16.88	16.94
1299	NASDAQ	PIO	Mon, Aug 6, 2012	16.81	16.85	16.76	16.76
1298	NASDAQ	PIO	Fri, Aug 3, 2012	16.49	16.78	16.47	16.72
1297	NASDAQ	PIO	Thu, Aug 2, 2012	16.29	16.34	16.09	16.24
1296	NASDAQ	PIO	Wed, Aug 1, 2012	16.63	16.75	16.48	16.54
1295	NASDAQ	PIO	Tue, Jul 31, 2012	16.71	16.76	16.64	16.65
1294	NASDAQ	PIO	Mon, Jul 30, 2012	16.70	16.80	16.62	16.73
1293	NASDAQ	PIO	Fri, Jul 27, 2012	16.47	16.86	16.45	16.81
1292	NASDAQ	PIO	Thu, Jul 26, 2012	16.23	16.37	16.23	16.36
1291	NASDAQ	PIO	Wed, Jul 25, 2012	15.98	16.03	15.84	15.91
1290	NASDAQ	PIO	Tue, Jul 24, 2012	15.97	16.01	15.77	15.85
1289	NASDAQ	PIO	Mon, Jul 23, 2012	16.00	16.04	15.83	16.00
1288	NASDAQ	PIO	Fri, Jul 20, 2012	16.43	16.43	16.22	16.29
1287	NASDAQ	PIO	Thu, Jul 19, 2012	16.56	16.70	16.56	16.65
1286	NASDAQ	PIO	Wed, Jul 18, 2012	16.26	16.56	16.22	16.50
1285	NASDAQ	PIO	Tue, Jul 17, 2012	16.29	16.39	16.11	16.36
1284	NASDAQ	PIO	Mon, Jul 16, 2012	16.22	16.30	16.12	16.21
1283	NASDAQ	PIO	Fri, Jul 13, 2012	16.01	16.22	16.01	16.19
1282	NASDAQ	PIO	Thu, Jul 12, 2012	15.92	16.04	15.83	15.97
1281	NASDAQ	PIO	Wed, Jul 11, 2012	16.15	16.17	16.00	16.08
1280	NASDAQ	PIO	Tue, Jul 10, 2012	16.44	16.48	16.12	16.15
1279	NASDAQ	PIO	Mon, Jul 9, 2012	16.30	16.32	16.23	16.32
1278	NASDAQ	PIO	Fri, Jul 6, 2012	16.37	16.37	16.26	16.34
1277	NASDAQ	PIO	Thu, Jul 5, 2012	16.51	16.62	16.43	16.56
1276	NASDAQ	PIO	Tue, Jul 3, 2012	16.56	16.77	16.56	16.76
1275	NASDAQ	PIO	Mon, Jul 2, 2012	16.52	16.61	16.46	16.58
1274	NASDAQ	PIO	Fri, Jun 29, 2012	16.38	16.55	16.38	16.51
1273	NASDAQ	PIO	Thu, Jun 28, 2012	16.13	16.31	16.07	16.29
1272	NASDAQ	PIO	Wed, Jun 27, 2012	16.09	16.23	16.09	16.19
1271	NASDAQ	PIO	Tue, Jun 26, 2012	16.01	16.10	15.95	16.05
1270	NASDAQ	PIO	Mon, Jun 25, 2012	15.96	15.98	15.90	15.96
1269	NASDAQ	PIO	Fri, Jun 22, 2012	16.30	16.30	16.19	16.27
1268	NASDAQ	PIO	Thu, Jun 21, 2012	16.62	16.63	16.16	16.16
1267	NASDAQ	PIO	Wed, Jun 20, 2012	16.60	16.63	16.40	16.56
1266	NASDAQ	PIO	Tue, Jun 19, 2012	16.38	16.55	16.38	16.47
1265	NASDAQ	PIO	Mon, Jun 18, 2012	16.07	16.25	16.03	16.22
1264	NASDAQ	PIO	Fri, Jun 15, 2012	16.18	16.27	16.14	16.26
1263	NASDAQ	PIO	Thu, Jun 14, 2012	16.14	16.26	16.07	16.21
1262	NASDAQ	PIO	Wed, Jun 13, 2012	16.11	16.22	16.03	16.05
1261	NASDAQ	PIO	Tue, Jun 12, 2012	16.11	16.20	15.97	16.20
1260	NASDAQ	PIO	Mon, Jun 11, 2012	16.38	16.38	15.98	15.99
1259	NASDAQ	PIO	Fri, Jun 8, 2012	16.14	16.31	16.07	16.30
1258	NASDAQ	PIO	Thu, Jun 7, 2012	16.39	16.39	16.17	16.17
1257	NASDAQ	PIO	Wed, Jun 6, 2012	16.07	16.35	16.07	16.34
1256	NASDAQ	PIO	Tue, Jun 5, 2012	15.73	15.88	15.73	15.88
1255	NASDAQ	PIO	Mon, Jun 4, 2012	15.92	15.92	15.65	15.78
1254	NASDAQ	PIO	Fri, Jun 1, 2012	15.89	15.90	15.78	15.82
1253	NASDAQ	PIO	Thu, May 31, 2012	16.16	16.17	15.95	16.13
1252	NASDAQ	PIO	Wed, May 30, 2012	16.25	16.25	16.09	16.09
1251	NASDAQ	PIO	Tue, May 29, 2012	16.37	16.44	16.28	16.36
1250	NASDAQ	PIO	Fri, May 25, 2012	16.41	16.45	16.30	16.33
1249	NASDAQ	PIO	Thu, May 24, 2012	16.47	16.48	16.29	16.42
1248	NASDAQ	PIO	Wed, May 23, 2012	16.32	16.40	16.08	16.38
1247	NASDAQ	PIO	Tue, May 22, 2012	16.45	16.57	16.27	16.32
1246	NASDAQ	PIO	Mon, May 21, 2012	16.07	16.38	16.07	16.38
1245	NASDAQ	PIO	Fri, May 18, 2012	16.24	16.27	16.03	16.03
1244	NASDAQ	PIO	Thu, May 17, 2012	16.42	16.42	16.11	16.13
1243	NASDAQ	PIO	Wed, May 16, 2012	16.63	16.71	16.38	16.39
1242	NASDAQ	PIO	Tue, May 15, 2012	16.75	16.78	16.57	16.57
1241	NASDAQ	PIO	Mon, May 14, 2012	16.93	16.95	16.81	16.86
1240	NASDAQ	PIO	Fri, May 11, 2012	17.01	17.27	17.01	17.15
1239	NASDAQ	PIO	Thu, May 10, 2012	17.15	17.22	17.08	17.12
1238	NASDAQ	PIO	Wed, May 9, 2012	16.91	17.10	16.80	17.02
1237	NASDAQ	PIO	Tue, May 8, 2012	17.14	17.25	16.96	17.25
1236	NASDAQ	PIO	Mon, May 7, 2012	17.19	17.31	17.15	17.27
1235	NASDAQ	PIO	Fri, May 4, 2012	17.38	17.38	17.18	17.25
1234	NASDAQ	PIO	Thu, May 3, 2012	17.60	17.60	17.38	17.40
1233	NASDAQ	PIO	Wed, May 2, 2012	17.51	17.58	17.41	17.57
1232	NASDAQ	PIO	Tue, May 1, 2012	17.59	17.79	17.57	17.63
1231	NASDAQ	PIO	Mon, Apr 30, 2012	17.69	17.79	17.56	17.65
1230	NASDAQ	PIO	Fri, Apr 27, 2012	17.71	17.77	17.62	17.72
1229	NASDAQ	PIO	Thu, Apr 26, 2012	17.48	17.62	17.45	17.58
1228	NASDAQ	PIO	Wed, Apr 25, 2012	17.56	17.56	17.47	17.56
1227	NASDAQ	PIO	Tue, Apr 24, 2012	17.18	17.36	17.14	17.30
1226	NASDAQ	PIO	Mon, Apr 23, 2012	17.38	17.38	17.17	17.34
1225	NASDAQ	PIO	Fri, Apr 20, 2012	17.50	17.68	17.47	17.65
1224	NASDAQ	PIO	Thu, Apr 19, 2012	17.47	17.52	17.26	17.35
1223	NASDAQ	PIO	Wed, Apr 18, 2012	17.44	17.50	17.41	17.45
1222	NASDAQ	PIO	Tue, Apr 17, 2012	17.42	17.62	17.40	17.54
1221	NASDAQ	PIO	Mon, Apr 16, 2012	17.33	17.33	17.16	17.25
1220	NASDAQ	PIO	Fri, Apr 13, 2012	17.35	17.35	17.15	17.18
1219	NASDAQ	PIO	Thu, Apr 12, 2012	17.22	17.53	17.22	17.49
1218	NASDAQ	PIO	Wed, Apr 11, 2012	17.25	17.29	17.19	17.21
1217	NASDAQ	PIO	Tue, Apr 10, 2012	17.32	17.32	16.93	16.97
1216	NASDAQ	PIO	Mon, Apr 9, 2012	17.24	17.32	17.16	17.28
1215	NASDAQ	PIO	Thu, Apr 5, 2012	17.46	17.57	17.36	17.50
1214	NASDAQ	PIO	Wed, Apr 4, 2012	17.75	17.75	17.52	17.62
1213	NASDAQ	PIO	Tue, Apr 3, 2012	18.17	18.22	17.91	18.00
1212	NASDAQ	PIO	Mon, Apr 2, 2012	18.01	18.35	18.00	18.29
1211	NASDAQ	PIO	Fri, Mar 30, 2012	18.09	18.13	18.00	18.10
1210	NASDAQ	PIO	Thu, Mar 29, 2012	17.85	17.97	17.73	17.96
1209	NASDAQ	PIO	Wed, Mar 28, 2012	18.05	18.09	17.85	17.95
1208	NASDAQ	PIO	Tue, Mar 27, 2012	18.03	18.07	17.94	17.96
1207	NASDAQ	PIO	Mon, Mar 26, 2012	17.85	18.08	17.85	18.05
1206	NASDAQ	PIO	Fri, Mar 23, 2012	17.67	17.76	17.58	17.76
1205	NASDAQ	PIO	Thu, Mar 22, 2012	17.65	17.67	17.55	17.65
1204	NASDAQ	PIO	Wed, Mar 21, 2012	17.91	17.91	17.78	17.84
1203	NASDAQ	PIO	Tue, Mar 20, 2012	17.85	17.93	17.76	17.88
1202	NASDAQ	PIO	Mon, Mar 19, 2012	18.08	18.14	18.01	18.04
1201	NASDAQ	PIO	Fri, Mar 16, 2012	18.15	18.18	18.04	18.04
1200	NASDAQ	PIO	Thu, Mar 15, 2012	17.88	18.04	17.85	18.03
1199	NASDAQ	PIO	Wed, Mar 14, 2012	18.03	18.03	17.82	17.83
1198	NASDAQ	PIO	Tue, Mar 13, 2012	17.81	18.02	17.77	18.02
1197	NASDAQ	PIO	Mon, Mar 12, 2012	17.77	17.77	17.62	17.71
1196	NASDAQ	PIO	Fri, Mar 9, 2012	17.71	17.80	17.60	17.72
1195	NASDAQ	PIO	Thu, Mar 8, 2012	17.53	17.80	17.47	17.73
1194	NASDAQ	PIO	Wed, Mar 7, 2012	17.23	17.42	17.19	17.40
1193	NASDAQ	PIO	Tue, Mar 6, 2012	17.32	17.32	17.05	17.08
1192	NASDAQ	PIO	Mon, Mar 5, 2012	17.76	17.76	17.62	17.70
1191	NASDAQ	PIO	Fri, Mar 2, 2012	17.93	17.93	17.79	17.80
1190	NASDAQ	PIO	Thu, Mar 1, 2012	17.68	17.97	17.68	17.90
1189	NASDAQ	PIO	Wed, Feb 29, 2012	17.86	17.89	17.57	17.57
1188	NASDAQ	PIO	Tue, Feb 28, 2012	17.92	17.99	17.85	17.93
1187	NASDAQ	PIO	Mon, Feb 27, 2012	17.79	17.94	17.74	17.92
1186	NASDAQ	PIO	Fri, Feb 24, 2012	18.08	18.11	18.01	18.02
1185	NASDAQ	PIO	Thu, Feb 23, 2012	17.94	17.95	17.82	17.94
1184	NASDAQ	PIO	Wed, Feb 22, 2012	18.15	18.18	17.99	18.01
1183	NASDAQ	PIO	Tue, Feb 21, 2012	18.12	18.28	18.12	18.14
1182	NASDAQ	PIO	Fri, Feb 17, 2012	18.05	18.10	18.02	18.08
1181	NASDAQ	PIO	Thu, Feb 16, 2012	17.70	18.00	17.66	17.94
1180	NASDAQ	PIO	Wed, Feb 15, 2012	17.91	17.91	17.67	17.71
1179	NASDAQ	PIO	Tue, Feb 14, 2012	17.68	17.72	17.60	17.70
1178	NASDAQ	PIO	Mon, Feb 13, 2012	17.70	17.78	17.62	17.68
1177	NASDAQ	PIO	Fri, Feb 10, 2012	17.63	17.63	17.47	17.54
1176	NASDAQ	PIO	Thu, Feb 9, 2012	18.02	18.05	17.89	17.97
1175	NASDAQ	PIO	Wed, Feb 8, 2012	17.80	17.88	17.75	17.85
1174	NASDAQ	PIO	Tue, Feb 7, 2012	17.65	17.79	17.60	17.76
1173	NASDAQ	PIO	Mon, Feb 6, 2012	17.57	17.68	17.54	17.65
1172	NASDAQ	PIO	Fri, Feb 3, 2012	17.47	17.68	17.44	17.67
1171	NASDAQ	PIO	Thu, Feb 2, 2012	17.39	17.43	17.30	17.33
1170	NASDAQ	PIO	Wed, Feb 1, 2012	17.25	17.43	17.24	17.34
1169	NASDAQ	PIO	Tue, Jan 31, 2012	17.12	17.14	16.97	17.03
1168	NASDAQ	PIO	Mon, Jan 30, 2012	16.86	16.98	16.81	16.93
1167	NASDAQ	PIO	Fri, Jan 27, 2012	16.88	17.08	16.88	17.03
1166	NASDAQ	PIO	Thu, Jan 26, 2012	16.99	17.04	16.85	16.93
1165	NASDAQ	PIO	Wed, Jan 25, 2012	16.57	16.91	16.51	16.85
1164	NASDAQ	PIO	Tue, Jan 24, 2012	16.53	16.65	16.46	16.64
1163	NASDAQ	PIO	Mon, Jan 23, 2012	16.74	16.82	16.67	16.75
1162	NASDAQ	PIO	Fri, Jan 20, 2012	16.65	16.72	16.63	16.70
1161	NASDAQ	PIO	Thu, Jan 19, 2012	16.60	16.68	16.55	16.65
1160	NASDAQ	PIO	Wed, Jan 18, 2012	16.36	16.56	16.33	16.54
1159	NASDAQ	PIO	Tue, Jan 17, 2012	16.32	16.40	16.27	16.28
1158	NASDAQ	PIO	Fri, Jan 13, 2012	16.05	16.09	15.96	16.08
1157	NASDAQ	PIO	Thu, Jan 12, 2012	16.11	16.22	16.03	16.16
1156	NASDAQ	PIO	Wed, Jan 11, 2012	15.92	16.05	15.87	16.01
1155	NASDAQ	PIO	Tue, Jan 10, 2012	15.98	16.04	15.95	15.98
1154	NASDAQ	PIO	Mon, Jan 9, 2012	15.81	15.81	15.70	15.80
1153	NASDAQ	PIO	Fri, Jan 6, 2012	15.85	15.85	15.70	15.71
1152	NASDAQ	PIO	Thu, Jan 5, 2012	15.83	15.89	15.71	15.88
1151	NASDAQ	PIO	Wed, Jan 4, 2012	15.94	16.04	15.87	16.00
1150	NASDAQ	PIO	Tue, Jan 3, 2012	16.02	16.18	16.02	16.09
1149	NASDAQ	PIO	Fri, Dec 30, 2011	15.60	15.66	15.56	15.59
1148	NASDAQ	PIO	Thu, Dec 29, 2011	15.34	15.58	15.34	15.58
1147	NASDAQ	PIO	Wed, Dec 28, 2011	15.48	15.48	15.23	15.26
1146	NASDAQ	PIO	Tue, Dec 27, 2011	15.54	15.58	15.49	15.53
1145	NASDAQ	PIO	Fri, Dec 23, 2011	15.50	15.57	15.46	15.53
1144	NASDAQ	PIO	Thu, Dec 22, 2011	15.25	15.39	15.21	15.34
1143	NASDAQ	PIO	Wed, Dec 21, 2011	15.21	15.29	15.08	15.29
1142	NASDAQ	PIO	Tue, Dec 20, 2011	15.18	15.32	15.18	15.27
1141	NASDAQ	PIO	Mon, Dec 19, 2011	15.06	15.07	14.76	14.79
1140	NASDAQ	PIO	Fri, Dec 16, 2011	15.09	15.20	15.00	15.03
1139	NASDAQ	PIO	Thu, Dec 15, 2011	15.17	15.20	15.06	15.15
1138	NASDAQ	PIO	Wed, Dec 14, 2011	15.19	15.19	15.00	15.03
1137	NASDAQ	PIO	Tue, Dec 13, 2011	15.60	15.71	15.27	15.30
1136	NASDAQ	PIO	Mon, Dec 12, 2011	15.59	15.60	15.40	15.52
1135	NASDAQ	PIO	Fri, Dec 9, 2011	15.72	16.02	15.72	15.97
1134	NASDAQ	PIO	Thu, Dec 8, 2011	15.91	15.91	15.52	15.55
1133	NASDAQ	PIO	Wed, Dec 7, 2011	16.01	16.19	15.89	16.18
1132	NASDAQ	PIO	Tue, Dec 6, 2011	16.17	16.22	16.03	16.13
1131	NASDAQ	PIO	Mon, Dec 5, 2011	16.31	16.40	16.18	16.25
1130	NASDAQ	PIO	Fri, Dec 2, 2011	16.28	16.31	16.01	16.05
1129	NASDAQ	PIO	Thu, Dec 1, 2011	16.25	16.31	16.10	16.13
1128	NASDAQ	PIO	Wed, Nov 30, 2011	16.16	16.39	16.12	16.38
1127	NASDAQ	PIO	Tue, Nov 29, 2011	15.55	15.68	15.50	15.55
1126	NASDAQ	PIO	Mon, Nov 28, 2011	15.57	15.62	15.45	15.53
1125	NASDAQ	PIO	Fri, Nov 25, 2011	15.03	15.15	14.95	14.96
1124	NASDAQ	PIO	Wed, Nov 23, 2011	15.40	15.40	15.11	15.14
1123	NASDAQ	PIO	Tue, Nov 22, 2011	15.43	15.49	15.28	15.36
1122	NASDAQ	PIO	Mon, Nov 21, 2011	15.35	15.41	15.19	15.29
1121	NASDAQ	PIO	Fri, Nov 18, 2011	15.85	15.85	15.65	15.66
1120	NASDAQ	PIO	Thu, Nov 17, 2011	15.99	16.02	15.66	15.74
1119	NASDAQ	PIO	Wed, Nov 16, 2011	16.04	16.22	15.96	15.98
1118	NASDAQ	PIO	Tue, Nov 15, 2011	16.20	16.33	16.04	16.20
1117	NASDAQ	PIO	Mon, Nov 14, 2011	16.38	16.38	16.16	16.27
1116	NASDAQ	PIO	Fri, Nov 11, 2011	16.35	16.54	16.30	16.46
1115	NASDAQ	PIO	Thu, Nov 10, 2011	16.18	16.24	16.05	16.16
1114	NASDAQ	PIO	Wed, Nov 9, 2011	16.36	16.38	16.07	16.12
1113	NASDAQ	PIO	Tue, Nov 8, 2011	16.81	16.91	16.61	16.87
1112	NASDAQ	PIO	Mon, Nov 7, 2011	16.77	16.85	16.56	16.78
1111	NASDAQ	PIO	Fri, Nov 4, 2011	16.79	16.86	16.61	16.77
1110	NASDAQ	PIO	Thu, Nov 3, 2011	16.80	17.06	16.56	17.00
1109	NASDAQ	PIO	Wed, Nov 2, 2011	16.56	16.68	16.41	16.52
1108	NASDAQ	PIO	Tue, Nov 1, 2011	16.31	16.51	16.19	16.30
1107	NASDAQ	PIO	Mon, Oct 31, 2011	17.14	17.14	16.92	16.92
1106	NASDAQ	PIO	Fri, Oct 28, 2011	17.52	17.61	17.44	17.59
1105	NASDAQ	PIO	Thu, Oct 27, 2011	17.68	17.88	17.58	17.86
1104	NASDAQ	PIO	Wed, Oct 26, 2011	17.09	17.17	16.80	17.09
1103	NASDAQ	PIO	Tue, Oct 25, 2011	17.08	17.16	16.85	16.90
1102	NASDAQ	PIO	Mon, Oct 24, 2011	16.93	17.25	16.93	17.21
1101	NASDAQ	PIO	Fri, Oct 21, 2011	16.81	16.88	16.72	16.84
1100	NASDAQ	PIO	Thu, Oct 20, 2011	16.48	16.53	16.30	16.48
1099	NASDAQ	PIO	Wed, Oct 19, 2011	16.67	16.75	16.47	16.54
1098	NASDAQ	PIO	Tue, Oct 18, 2011	16.57	16.85	16.37	16.77
1097	NASDAQ	PIO	Mon, Oct 17, 2011	16.85	16.85	16.52	16.54
1096	NASDAQ	PIO	Fri, Oct 14, 2011	17.02	17.04	16.84	17.03
1095	NASDAQ	PIO	Thu, Oct 13, 2011	16.73	16.87	16.65	16.80
1094	NASDAQ	PIO	Wed, Oct 12, 2011	16.73	16.95	16.65	16.80
1093	NASDAQ	PIO	Tue, Oct 11, 2011	16.39	16.55	16.33	16.51
1092	NASDAQ	PIO	Mon, Oct 10, 2011	16.30	16.50	16.27	16.49
1091	NASDAQ	PIO	Fri, Oct 7, 2011	16.13	16.20	15.84	15.94
1090	NASDAQ	PIO	Thu, Oct 6, 2011	15.82	16.18	15.73	16.17
1089	NASDAQ	PIO	Wed, Oct 5, 2011	15.55	15.79	15.43	15.74
1088	NASDAQ	PIO	Tue, Oct 4, 2011	15.00	15.55	14.94	15.55
1087	NASDAQ	PIO	Mon, Oct 3, 2011	15.52	15.71	15.17	15.17
1086	NASDAQ	PIO	Fri, Sep 30, 2011	15.83	15.90	15.62	15.62
1085	NASDAQ	PIO	Thu, Sep 29, 2011	16.19	16.31	15.87	16.08
1084	NASDAQ	PIO	Wed, Sep 28, 2011	16.14	16.21	15.76	15.76
1083	NASDAQ	PIO	Tue, Sep 27, 2011	16.17	16.37	16.03	16.08
1082	NASDAQ	PIO	Mon, Sep 26, 2011	15.66	15.84	15.46	15.84
1081	NASDAQ	PIO	Fri, Sep 23, 2011	15.38	15.67	15.34	15.66
1080	NASDAQ	PIO	Thu, Sep 22, 2011	15.55	15.66	15.33	15.51
1079	NASDAQ	PIO	Wed, Sep 21, 2011	16.39	16.40	15.98	15.99
1078	NASDAQ	PIO	Tue, Sep 20, 2011	16.55	16.64	16.36	16.37
1077	NASDAQ	PIO	Mon, Sep 19, 2011	16.40	16.58	16.29	16.52
1076	NASDAQ	PIO	Fri, Sep 16, 2011	16.92	16.96	16.78	16.86
1075	NASDAQ	PIO	Thu, Sep 15, 2011	16.81	16.92	16.72	16.92
1074	NASDAQ	PIO	Wed, Sep 14, 2011	16.45	16.78	16.21	16.65
1073	NASDAQ	PIO	Tue, Sep 13, 2011	16.22	16.41	16.16	16.40
1072	NASDAQ	PIO	Mon, Sep 12, 2011	16.01	16.20	15.87	16.17
1071	NASDAQ	PIO	Fri, Sep 9, 2011	16.46	16.51	16.11	16.19
1070	NASDAQ	PIO	Thu, Sep 8, 2011	16.86	16.93	16.68	16.70
1069	NASDAQ	PIO	Wed, Sep 7, 2011	16.73	17.04	16.73	17.02
1068	NASDAQ	PIO	Tue, Sep 6, 2011	16.33	16.54	16.26	16.52
1067	NASDAQ	PIO	Fri, Sep 2, 2011	17.00	17.15	16.63	16.91
1066	NASDAQ	PIO	Thu, Sep 1, 2011	17.53	17.55	17.25	17.25
1065	NASDAQ	PIO	Wed, Aug 31, 2011	17.56	17.76	17.55	17.63
1064	NASDAQ	PIO	Tue, Aug 30, 2011	17.28	17.42	17.14	17.38
1063	NASDAQ	PIO	Mon, Aug 29, 2011	17.19	17.40	17.13	17.40
1062	NASDAQ	PIO	Fri, Aug 26, 2011	16.51	16.89	16.40	16.84
1061	NASDAQ	PIO	Thu, Aug 25, 2011	16.90	17.00	16.53	16.58
1060	NASDAQ	PIO	Wed, Aug 24, 2011	16.75	16.94	16.66	16.88
1059	NASDAQ	PIO	Tue, Aug 23, 2011	16.40	16.81	16.31	16.78
1058	NASDAQ	PIO	Mon, Aug 22, 2011	16.56	16.56	16.24	16.25
1057	NASDAQ	PIO	Fri, Aug 19, 2011	16.33	16.62	16.22	16.22
1056	NASDAQ	PIO	Thu, Aug 18, 2011	16.84	16.84	16.44	16.55
1055	NASDAQ	PIO	Wed, Aug 17, 2011	17.53	17.67	17.37	17.42
1054	NASDAQ	PIO	Tue, Aug 16, 2011	17.43	17.56	17.32	17.42
1053	NASDAQ	PIO	Mon, Aug 15, 2011	17.70	17.86	17.67	17.86
1052	NASDAQ	PIO	Fri, Aug 12, 2011	17.41	17.55	17.29	17.46
1051	NASDAQ	PIO	Thu, Aug 11, 2011	16.71	17.39	16.62	17.19
1050	NASDAQ	PIO	Wed, Aug 10, 2011	16.98	17.08	16.53	16.53
1049	NASDAQ	PIO	Tue, Aug 9, 2011	16.98	17.36	16.50	17.36
1048	NASDAQ	PIO	Mon, Aug 8, 2011	17.02	17.21	16.23	16.23
1047	NASDAQ	PIO	Fri, Aug 5, 2011	18.01	18.13	17.25	17.76
1046	NASDAQ	PIO	Thu, Aug 4, 2011	18.31	18.31	17.63	17.66
1045	NASDAQ	PIO	Wed, Aug 3, 2011	18.91	18.91	18.51	18.85
1044	NASDAQ	PIO	Tue, Aug 2, 2011	19.11	19.23	18.72	18.72
1043	NASDAQ	PIO	Mon, Aug 1, 2011	19.66	19.67	19.14	19.28
1042	NASDAQ	PIO	Fri, Jul 29, 2011	19.47	19.72	19.41	19.49
1041	NASDAQ	PIO	Thu, Jul 28, 2011	19.78	19.91	19.63	19.63
1040	NASDAQ	PIO	Wed, Jul 27, 2011	20.27	20.27	19.92	19.95
1039	NASDAQ	PIO	Tue, Jul 26, 2011	20.45	20.51	20.37	20.42
1038	NASDAQ	PIO	Mon, Jul 25, 2011	20.45	20.56	20.42	20.47
1037	NASDAQ	PIO	Fri, Jul 22, 2011	20.55	20.61	20.45	20.55
1036	NASDAQ	PIO	Thu, Jul 21, 2011	20.31	20.54	20.26	20.52
1035	NASDAQ	PIO	Wed, Jul 20, 2011	20.11	20.17	19.98	20.10
1034	NASDAQ	PIO	Tue, Jul 19, 2011	19.75	19.81	19.69	19.77
1033	NASDAQ	PIO	Mon, Jul 18, 2011	19.66	19.66	19.45	19.59
1032	NASDAQ	PIO	Fri, Jul 15, 2011	19.91	19.93	19.79	19.89
1031	NASDAQ	PIO	Thu, Jul 14, 2011	20.14	20.14	19.76	19.78
1030	NASDAQ	PIO	Wed, Jul 13, 2011	19.97	20.20	19.96	20.02
1029	NASDAQ	PIO	Tue, Jul 12, 2011	19.81	20.01	19.81	19.85
1028	NASDAQ	PIO	Mon, Jul 11, 2011	20.10	20.17	19.90	19.95
1027	NASDAQ	PIO	Fri, Jul 8, 2011	20.35	20.54	20.33	20.49
1026	NASDAQ	PIO	Thu, Jul 7, 2011	20.51	20.71	20.51	20.64
1025	NASDAQ	PIO	Wed, Jul 6, 2011	20.41	20.50	20.35	20.43
1024	NASDAQ	PIO	Tue, Jul 5, 2011	20.43	20.56	20.42	20.54
1023	NASDAQ	PIO	Fri, Jul 1, 2011	20.32	20.56	20.23	20.55
1022	NASDAQ	PIO	Thu, Jun 30, 2011	20.09	20.30	20.04	20.26
1021	NASDAQ	PIO	Wed, Jun 29, 2011	19.80	20.00	19.77	19.97
1020	NASDAQ	PIO	Tue, Jun 28, 2011	19.63	19.79	19.62	19.76
1019	NASDAQ	PIO	Mon, Jun 27, 2011	19.36	19.62	19.33	19.52
1018	NASDAQ	PIO	Fri, Jun 24, 2011	19.48	19.50	19.34	19.36
1017	NASDAQ	PIO	Thu, Jun 23, 2011	19.37	19.62	19.27	19.57
1016	NASDAQ	PIO	Wed, Jun 22, 2011	19.79	19.84	19.69	19.69
1015	NASDAQ	PIO	Tue, Jun 21, 2011	19.59	19.85	19.59	19.82
1014	NASDAQ	PIO	Mon, Jun 20, 2011	19.46	19.56	19.30	19.47
1013	NASDAQ	PIO	Fri, Jun 17, 2011	19.59	19.69	19.54	19.63
1012	NASDAQ	PIO	Thu, Jun 16, 2011	19.63	19.68	19.38	19.50
1011	NASDAQ	PIO	Wed, Jun 15, 2011	19.92	19.93	19.60	19.63
1010	NASDAQ	PIO	Tue, Jun 14, 2011	20.07	20.26	20.07	20.17
1009	NASDAQ	PIO	Mon, Jun 13, 2011	19.93	20.06	19.85	20.00
1008	NASDAQ	PIO	Fri, Jun 10, 2011	20.19	20.19	19.83	19.87
1007	NASDAQ	PIO	Thu, Jun 9, 2011	20.27	20.41	20.20	20.32
1006	NASDAQ	PIO	Wed, Jun 8, 2011	20.23	20.31	20.07	20.13
1005	NASDAQ	PIO	Tue, Jun 7, 2011	20.43	20.48	20.34	20.34
1004	NASDAQ	PIO	Mon, Jun 6, 2011	20.54	20.54	20.23	20.23
1003	NASDAQ	PIO	Fri, Jun 3, 2011	20.39	20.65	20.36	20.54
1002	NASDAQ	PIO	Thu, Jun 2, 2011	20.69	20.73	20.55	20.65
1001	NASDAQ	PIO	Wed, Jun 1, 2011	20.93	20.94	20.55	20.55
1000	NASDAQ	PIO	Tue, May 31, 2011	20.89	20.99	20.76	20.92
999	NASDAQ	PIO	Fri, May 27, 2011	20.67	20.72	20.60	20.69
998	NASDAQ	PIO	Thu, May 26, 2011	20.42	20.55	20.30	20.53
997	NASDAQ	PIO	Wed, May 25, 2011	20.20	20.40	20.20	20.29
996	NASDAQ	PIO	Tue, May 24, 2011	20.29	20.42	20.22	20.32
995	NASDAQ	PIO	Mon, May 23, 2011	20.23	20.23	20.09	20.14
994	NASDAQ	PIO	Fri, May 20, 2011	20.74	20.74	20.51	20.59
993	NASDAQ	PIO	Thu, May 19, 2011	20.72	20.82	20.60	20.79
992	NASDAQ	PIO	Wed, May 18, 2011	20.56	20.69	20.50	20.68
991	NASDAQ	PIO	Tue, May 17, 2011	20.51	20.59	20.34	20.49
990	NASDAQ	PIO	Mon, May 16, 2011	20.60	20.73	20.49	20.49
989	NASDAQ	PIO	Fri, May 13, 2011	21.00	21.00	20.59	20.65
988	NASDAQ	PIO	Thu, May 12, 2011	20.90	21.00	20.72	20.99
987	NASDAQ	PIO	Wed, May 11, 2011	21.11	21.11	20.76	20.80
986	NASDAQ	PIO	Tue, May 10, 2011	21.04	21.19	20.98	21.14
985	NASDAQ	PIO	Mon, May 9, 2011	20.87	20.98	20.77	20.93
984	NASDAQ	PIO	Fri, May 6, 2011	21.05	21.12	20.72	20.81
983	NASDAQ	PIO	Thu, May 5, 2011	20.96	20.96	20.68	20.76
982	NASDAQ	PIO	Wed, May 4, 2011	21.26	21.26	20.98	21.04
981	NASDAQ	PIO	Tue, May 3, 2011	21.26	21.32	21.12	21.23
980	NASDAQ	PIO	Mon, May 2, 2011	21.50	21.50	21.31	21.31
979	NASDAQ	PIO	Fri, Apr 29, 2011	21.35	21.40	21.27	21.38
978	NASDAQ	PIO	Thu, Apr 28, 2011	21.23	21.36	21.23	21.29
977	NASDAQ	PIO	Wed, Apr 27, 2011	20.93	21.09	20.74	21.09
976	NASDAQ	PIO	Tue, Apr 26, 2011	20.83	20.90	20.70	20.90
975	NASDAQ	PIO	Mon, Apr 25, 2011	20.76	20.81	20.60	20.73
974	NASDAQ	PIO	Thu, Apr 21, 2011	20.62	20.73	20.61	20.62
973	NASDAQ	PIO	Wed, Apr 20, 2011	20.61	20.61	20.50	20.53
972	NASDAQ	PIO	Tue, Apr 19, 2011	20.20	20.28	20.10	20.25
971	NASDAQ	PIO	Mon, Apr 18, 2011	20.17	20.17	19.86	20.08
970	NASDAQ	PIO	Fri, Apr 15, 2011	20.49	20.52	20.35	20.44
969	NASDAQ	PIO	Thu, Apr 14, 2011	20.41	20.49	20.35	20.48
968	NASDAQ	PIO	Wed, Apr 13, 2011	20.49	20.49	20.25	20.34
967	NASDAQ	PIO	Tue, Apr 12, 2011	20.41	20.45	20.28	20.36
966	NASDAQ	PIO	Mon, Apr 11, 2011	20.55	20.62	20.43	20.51
965	NASDAQ	PIO	Fri, Apr 8, 2011	20.59	20.66	20.49	20.50
964	NASDAQ	PIO	Thu, Apr 7, 2011	20.48	20.50	20.31	20.44
963	NASDAQ	PIO	Wed, Apr 6, 2011	20.57	20.57	20.44	20.52
962	NASDAQ	PIO	Tue, Apr 5, 2011	20.45	20.58	20.38	20.50
961	NASDAQ	PIO	Mon, Apr 4, 2011	20.67	20.67	20.54	20.62
960	NASDAQ	PIO	Fri, Apr 1, 2011	20.53	20.58	20.40	20.56
959	NASDAQ	PIO	Thu, Mar 31, 2011	20.36	20.45	20.31	20.43
958	NASDAQ	PIO	Wed, Mar 30, 2011	20.19	20.38	20.18	20.30
957	NASDAQ	PIO	Tue, Mar 29, 2011	19.90	20.05	19.78	20.05
956	NASDAQ	PIO	Mon, Mar 28, 2011	19.95	19.99	19.83	19.85
955	NASDAQ	PIO	Fri, Mar 25, 2011	19.96	20.07	19.91	19.93
954	NASDAQ	PIO	Thu, Mar 24, 2011	19.87	19.99	19.79	19.95
953	NASDAQ	PIO	Wed, Mar 23, 2011	19.70	19.85	19.58	19.76
952	NASDAQ	PIO	Tue, Mar 22, 2011	19.75	19.75	19.62	19.70
951	NASDAQ	PIO	Mon, Mar 21, 2011	19.61	19.76	19.61	19.74
950	NASDAQ	PIO	Fri, Mar 18, 2011	19.22	19.25	19.14	19.19
949	NASDAQ	PIO	Thu, Mar 17, 2011	18.92	18.97	18.76	18.84
948	NASDAQ	PIO	Wed, Mar 16, 2011	18.85	18.90	18.38	18.55
947	NASDAQ	PIO	Tue, Mar 15, 2011	18.35	18.96	18.26	18.82
946	NASDAQ	PIO	Mon, Mar 14, 2011	19.19	19.27	19.02	19.20
945	NASDAQ	PIO	Fri, Mar 11, 2011	19.39	19.54	19.35	19.53
944	NASDAQ	PIO	Thu, Mar 10, 2011	19.77	19.77	19.56	19.56
943	NASDAQ	PIO	Wed, Mar 9, 2011	20.08	20.11	20.00	20.06
942	NASDAQ	PIO	Tue, Mar 8, 2011	19.93	20.09	19.87	20.05
941	NASDAQ	PIO	Mon, Mar 7, 2011	20.13	20.13	19.75	19.85
940	NASDAQ	PIO	Fri, Mar 4, 2011	20.12	20.14	19.88	20.03
939	NASDAQ	PIO	Thu, Mar 3, 2011	20.08	20.21	20.06	20.18
938	NASDAQ	PIO	Wed, Mar 2, 2011	19.86	19.96	19.78	19.82
937	NASDAQ	PIO	Tue, Mar 1, 2011	20.09	20.09	19.71	19.75
936	NASDAQ	PIO	Mon, Feb 28, 2011	20.05	20.08	19.92	19.98
935	NASDAQ	PIO	Fri, Feb 25, 2011	19.80	19.90	19.71	19.89
934	NASDAQ	PIO	Thu, Feb 24, 2011	19.74	19.76	19.50	19.66
933	NASDAQ	PIO	Wed, Feb 23, 2011	19.85	19.90	19.54	19.63
932	NASDAQ	PIO	Tue, Feb 22, 2011	19.92	20.11	19.75	19.79
931	NASDAQ	PIO	Fri, Feb 18, 2011	20.32	20.46	20.31	20.44
930	NASDAQ	PIO	Thu, Feb 17, 2011	20.22	20.29	20.09	20.28
929	NASDAQ	PIO	Wed, Feb 16, 2011	20.32	20.34	20.23	20.29
928	NASDAQ	PIO	Tue, Feb 15, 2011	20.32	20.33	20.21	20.23
927	NASDAQ	PIO	Mon, Feb 14, 2011	20.27	20.36	20.20	20.31
926	NASDAQ	PIO	Fri, Feb 11, 2011	20.14	20.26	20.04	20.20
925	NASDAQ	PIO	Thu, Feb 10, 2011	20.18	20.22	20.04	20.18
924	NASDAQ	PIO	Wed, Feb 9, 2011	20.35	20.37	20.25	20.32
923	NASDAQ	PIO	Tue, Feb 8, 2011	20.35	20.35	20.25	20.34
922	NASDAQ	PIO	Mon, Feb 7, 2011	20.33	20.39	20.27	20.36
921	NASDAQ	PIO	Fri, Feb 4, 2011	20.03	20.19	19.97	20.19
920	NASDAQ	PIO	Thu, Feb 3, 2011	20.00	20.04	19.83	19.97
919	NASDAQ	PIO	Wed, Feb 2, 2011	20.13	20.16	20.02	20.07
918	NASDAQ	PIO	Tue, Feb 1, 2011	20.05	20.33	20.05	20.25
917	NASDAQ	PIO	Mon, Jan 31, 2011	19.83	19.89	19.76	19.80
916	NASDAQ	PIO	Fri, Jan 28, 2011	20.03	20.03	19.66	19.67
915	NASDAQ	PIO	Thu, Jan 27, 2011	20.19	20.19	20.07	20.15
914	NASDAQ	PIO	Wed, Jan 26, 2011	20.12	20.15	20.00	20.12
913	NASDAQ	PIO	Tue, Jan 25, 2011	19.96	20.02	19.86	20.01
912	NASDAQ	PIO	Mon, Jan 24, 2011	19.71	20.04	19.71	20.03
911	NASDAQ	PIO	Fri, Jan 21, 2011	19.90	19.96	19.78	19.82
910	NASDAQ	PIO	Thu, Jan 20, 2011	20.04	20.04	19.85	19.99
909	NASDAQ	PIO	Wed, Jan 19, 2011	20.39	20.41	20.10	20.15
908	NASDAQ	PIO	Tue, Jan 18, 2011	20.20	20.31	20.18	20.30
907	NASDAQ	PIO	Fri, Jan 14, 2011	20.04	20.26	20.04	20.26
906	NASDAQ	PIO	Thu, Jan 13, 2011	20.24	20.24	20.07	20.11
905	NASDAQ	PIO	Wed, Jan 12, 2011	20.10	20.23	20.10	20.18
904	NASDAQ	PIO	Tue, Jan 11, 2011	19.85	19.92	19.76	19.89
903	NASDAQ	PIO	Mon, Jan 10, 2011	19.71	19.71	19.55	19.70
902	NASDAQ	PIO	Fri, Jan 7, 2011	19.90	19.90	19.65	19.79
901	NASDAQ	PIO	Thu, Jan 6, 2011	19.91	19.94	19.77	19.82
900	NASDAQ	PIO	Wed, Jan 5, 2011	19.86	19.99	19.83	19.93
899	NASDAQ	PIO	Tue, Jan 4, 2011	20.23	20.25	19.95	20.09
898	NASDAQ	PIO	Mon, Jan 3, 2011	20.12	20.28	20.12	20.17
897	NASDAQ	PIO	Fri, Dec 31, 2010	19.99	20.08	19.93	20.01
896	NASDAQ	PIO	Thu, Dec 30, 2010	19.93	20.02	19.93	19.99
895	NASDAQ	PIO	Wed, Dec 29, 2010	19.74	20.00	19.74	19.93
894	NASDAQ	PIO	Tue, Dec 28, 2010	19.78	19.79	19.67	19.67
893	NASDAQ	PIO	Mon, Dec 27, 2010	19.75	19.77	19.61	19.74
892	NASDAQ	PIO	Thu, Dec 23, 2010	19.63	19.86	19.63	19.75
891	NASDAQ	PIO	Wed, Dec 22, 2010	19.81	19.86	19.77	19.81
890	NASDAQ	PIO	Tue, Dec 21, 2010	19.82	19.84	19.77	19.84
889	NASDAQ	PIO	Mon, Dec 20, 2010	19.65	19.78	19.63	19.76
888	NASDAQ	PIO	Fri, Dec 17, 2010	19.73	19.73	19.56	19.63
887	NASDAQ	PIO	Thu, Dec 16, 2010	19.67	19.80	19.56	19.75
886	NASDAQ	PIO	Wed, Dec 15, 2010	19.77	19.82	19.63	19.68
885	NASDAQ	PIO	Tue, Dec 14, 2010	19.73	19.86	19.73	19.74
884	NASDAQ	PIO	Mon, Dec 13, 2010	19.65	19.77	19.56	19.69
883	NASDAQ	PIO	Fri, Dec 10, 2010	19.47	19.56	19.39	19.47
882	NASDAQ	PIO	Thu, Dec 9, 2010	19.51	19.51	19.27	19.38
881	NASDAQ	PIO	Wed, Dec 8, 2010	19.41	19.49	19.35	19.46
880	NASDAQ	PIO	Tue, Dec 7, 2010	19.40	19.50	19.32	19.34
879	NASDAQ	PIO	Mon, Dec 6, 2010	19.24	19.31	19.13	19.29
878	NASDAQ	PIO	Fri, Dec 3, 2010	18.99	19.29	18.97	19.28
877	NASDAQ	PIO	Thu, Dec 2, 2010	18.80	19.08	18.69	19.05
876	NASDAQ	PIO	Wed, Dec 1, 2010	18.74	18.80	18.62	18.75
875	NASDAQ	PIO	Tue, Nov 30, 2010	18.31	18.48	18.22	18.35
874	NASDAQ	PIO	Mon, Nov 29, 2010	18.58	18.65	18.38	18.64
873	NASDAQ	PIO	Fri, Nov 26, 2010	18.73	18.80	18.72	18.74
872	NASDAQ	PIO	Wed, Nov 24, 2010	18.82	18.89	18.79	18.88
871	NASDAQ	PIO	Tue, Nov 23, 2010	18.57	18.61	18.51	18.60
870	NASDAQ	PIO	Mon, Nov 22, 2010	18.91	18.96	18.72	18.89
869	NASDAQ	PIO	Fri, Nov 19, 2010	18.81	19.04	18.75	19.04
868	NASDAQ	PIO	Thu, Nov 18, 2010	18.83	18.90	18.80	18.87
867	NASDAQ	PIO	Wed, Nov 17, 2010	18.53	18.60	18.50	18.56
866	NASDAQ	PIO	Tue, Nov 16, 2010	18.66	18.80	18.33	18.42
865	NASDAQ	PIO	Mon, Nov 15, 2010	19.05	19.05	18.80	18.80
864	NASDAQ	PIO	Fri, Nov 12, 2010	19.10	19.10	18.84	18.87
863	NASDAQ	PIO	Thu, Nov 11, 2010	19.02	19.16	18.95	19.10
862	NASDAQ	PIO	Wed, Nov 10, 2010	19.15	19.24	18.92	19.24
861	NASDAQ	PIO	Tue, Nov 9, 2010	19.23	19.29	18.96	19.00
860	NASDAQ	PIO	Mon, Nov 8, 2010	19.24	19.26	19.12	19.20
859	NASDAQ	PIO	Fri, Nov 5, 2010	19.42	19.46	19.35	19.40
858	NASDAQ	PIO	Thu, Nov 4, 2010	19.33	19.42	19.21	19.40
857	NASDAQ	PIO	Wed, Nov 3, 2010	18.94	19.01	18.82	19.00
856	NASDAQ	PIO	Tue, Nov 2, 2010	18.84	18.97	18.84	18.92
855	NASDAQ	PIO	Mon, Nov 1, 2010	18.79	18.90	18.60	18.66
854	NASDAQ	PIO	Fri, Oct 29, 2010	18.75	18.75	18.62	18.70
853	NASDAQ	PIO	Thu, Oct 28, 2010	18.80	18.80	18.62	18.71
852	NASDAQ	PIO	Wed, Oct 27, 2010	18.68	18.69	18.51	18.66
851	NASDAQ	PIO	Tue, Oct 26, 2010	18.73	18.79	18.67	18.72
850	NASDAQ	PIO	Mon, Oct 25, 2010	18.90	18.99	18.83	18.83
849	NASDAQ	PIO	Fri, Oct 22, 2010	18.68	18.77	18.65	18.69
848	NASDAQ	PIO	Thu, Oct 21, 2010	18.79	18.86	18.50	18.68
847	NASDAQ	PIO	Wed, Oct 20, 2010	18.51	18.80	18.44	18.76
846	NASDAQ	PIO	Tue, Oct 19, 2010	18.60	18.63	18.30	18.38
845	NASDAQ	PIO	Mon, Oct 18, 2010	18.73	18.87	18.67	18.84
844	NASDAQ	PIO	Fri, Oct 15, 2010	18.76	18.89	18.57	18.72
843	NASDAQ	PIO	Thu, Oct 14, 2010	18.80	18.89	18.73	18.79
842	NASDAQ	PIO	Wed, Oct 13, 2010	18.62	18.86	18.61	18.78
841	NASDAQ	PIO	Tue, Oct 12, 2010	18.48	18.58	18.34	18.52
840	NASDAQ	PIO	Mon, Oct 11, 2010	18.62	18.66	18.57	18.62
839	NASDAQ	PIO	Fri, Oct 8, 2010	18.41	18.60	18.39	18.56
838	NASDAQ	PIO	Thu, Oct 7, 2010	18.58	18.58	18.30	18.40
837	NASDAQ	PIO	Wed, Oct 6, 2010	18.27	18.42	18.27	18.42
836	NASDAQ	PIO	Tue, Oct 5, 2010	18.08	18.34	18.06	18.26
835	NASDAQ	PIO	Mon, Oct 4, 2010	18.04	18.04	17.81	17.87
834	NASDAQ	PIO	Fri, Oct 1, 2010	18.10	18.18	18.01	18.09
833	NASDAQ	PIO	Thu, Sep 30, 2010	18.05	18.18	17.83	17.95
832	NASDAQ	PIO	Wed, Sep 29, 2010	17.98	18.10	17.94	18.04
831	NASDAQ	PIO	Tue, Sep 28, 2010	17.98	18.05	17.78	18.05
830	NASDAQ	PIO	Mon, Sep 27, 2010	17.93	18.00	17.86	17.93
829	NASDAQ	PIO	Fri, Sep 24, 2010	17.74	17.92	17.74	17.88
828	NASDAQ	PIO	Thu, Sep 23, 2010	17.57	17.73	17.50	17.52
827	NASDAQ	PIO	Wed, Sep 22, 2010	17.77	17.91	17.69	17.73
826	NASDAQ	PIO	Tue, Sep 21, 2010	17.68	17.85	17.62	17.69
825	NASDAQ	PIO	Mon, Sep 20, 2010	17.61	17.78	17.54	17.71
824	NASDAQ	PIO	Fri, Sep 17, 2010	17.59	17.59	17.43	17.54
823	NASDAQ	PIO	Thu, Sep 16, 2010	17.51	17.56	17.46	17.55
822	NASDAQ	PIO	Wed, Sep 15, 2010	17.55	17.68	17.45	17.63
821	NASDAQ	PIO	Tue, Sep 14, 2010	17.45	17.67	17.41	17.58
820	NASDAQ	PIO	Mon, Sep 13, 2010	17.47	17.49	17.37	17.49
819	NASDAQ	PIO	Fri, Sep 10, 2010	17.19	17.30	17.17	17.19
818	NASDAQ	PIO	Thu, Sep 9, 2010	17.23	17.31	17.11	17.16
817	NASDAQ	PIO	Wed, Sep 8, 2010	17.05	17.19	17.05	17.08
816	NASDAQ	PIO	Tue, Sep 7, 2010	17.08	17.19	16.99	17.02
815	NASDAQ	PIO	Fri, Sep 3, 2010	17.07	17.15	17.02	17.12
814	NASDAQ	PIO	Thu, Sep 2, 2010	16.84	16.96	16.84	16.96
813	NASDAQ	PIO	Wed, Sep 1, 2010	16.61	16.88	16.61	16.87
812	NASDAQ	PIO	Tue, Aug 31, 2010	16.41	16.44	16.26	16.29
811	NASDAQ	PIO	Mon, Aug 30, 2010	16.49	16.57	16.37	16.39
810	NASDAQ	PIO	Fri, Aug 27, 2010	16.38	16.55	16.23	16.54
809	NASDAQ	PIO	Thu, Aug 26, 2010	16.39	16.46	16.19	16.19
808	NASDAQ	PIO	Wed, Aug 25, 2010	16.23	16.39	16.07	16.35
807	NASDAQ	PIO	Tue, Aug 24, 2010	16.29	16.42	16.25	16.31
806	NASDAQ	PIO	Mon, Aug 23, 2010	16.63	16.74	16.49	16.50
805	NASDAQ	PIO	Fri, Aug 20, 2010	16.67	16.67	16.54	16.65
804	NASDAQ	PIO	Thu, Aug 19, 2010	17.17	17.17	16.73	16.85
803	NASDAQ	PIO	Wed, Aug 18, 2010	17.22	17.33	17.10	17.22
802	NASDAQ	PIO	Tue, Aug 17, 2010	17.16	17.36	17.10	17.18
801	NASDAQ	PIO	Mon, Aug 16, 2010	16.80	17.01	16.77	16.97
800	NASDAQ	PIO	Fri, Aug 13, 2010	16.96	17.04	16.89	16.92
799	NASDAQ	PIO	Thu, Aug 12, 2010	16.95	17.08	16.85	17.00
798	NASDAQ	PIO	Wed, Aug 11, 2010	17.39	17.39	17.08	17.13
797	NASDAQ	PIO	Tue, Aug 10, 2010	17.70	17.84	17.61	17.79
796	NASDAQ	PIO	Mon, Aug 9, 2010	17.88	18.00	17.88	17.93
795	NASDAQ	PIO	Fri, Aug 6, 2010	17.80	17.90	17.69	17.88
794	NASDAQ	PIO	Thu, Aug 5, 2010	17.90	17.94	17.82	17.93
793	NASDAQ	PIO	Wed, Aug 4, 2010	17.91	18.00	17.86	17.93
792	NASDAQ	PIO	Tue, Aug 3, 2010	17.82	17.97	17.79	17.88
791	NASDAQ	PIO	Mon, Aug 2, 2010	17.75	17.92	17.68	17.86
790	NASDAQ	PIO	Fri, Jul 30, 2010	17.28	17.55	17.26	17.51
789	NASDAQ	PIO	Thu, Jul 29, 2010	17.54	17.60	17.37	17.53
788	NASDAQ	PIO	Wed, Jul 28, 2010	17.30	17.36	17.20	17.26
787	NASDAQ	PIO	Tue, Jul 27, 2010	17.45	17.54	17.29	17.41
786	NASDAQ	PIO	Mon, Jul 26, 2010	17.15	17.41	17.15	17.41
785	NASDAQ	PIO	Fri, Jul 23, 2010	16.90	17.18	16.86	17.12
784	NASDAQ	PIO	Thu, Jul 22, 2010	16.85	17.01	16.84	16.90
783	NASDAQ	PIO	Wed, Jul 21, 2010	16.85	16.85	16.50	16.55
782	NASDAQ	PIO	Tue, Jul 20, 2010	16.50	16.90	16.44	16.85
781	NASDAQ	PIO	Mon, Jul 19, 2010	16.64	16.78	16.59	16.74
780	NASDAQ	PIO	Fri, Jul 16, 2010	16.95	16.98	16.55	16.57
779	NASDAQ	PIO	Thu, Jul 15, 2010	17.08	17.11	16.88	17.10
778	NASDAQ	PIO	Wed, Jul 14, 2010	16.97	17.04	16.84	17.01
777	NASDAQ	PIO	Tue, Jul 13, 2010	16.85	17.06	16.81	17.04
776	NASDAQ	PIO	Mon, Jul 12, 2010	16.72	16.78	16.62	16.67
775	NASDAQ	PIO	Fri, Jul 9, 2010	16.72	16.90	16.71	16.90
774	NASDAQ	PIO	Thu, Jul 8, 2010	16.66	16.82	16.65	16.79
773	NASDAQ	PIO	Wed, Jul 7, 2010	16.24	16.71	16.24	16.71
772	NASDAQ	PIO	Tue, Jul 6, 2010	16.40	16.53	16.12	16.20
771	NASDAQ	PIO	Fri, Jul 2, 2010	16.28	16.28	16.08	16.14
770	NASDAQ	PIO	Thu, Jul 1, 2010	16.15	16.20	15.89	16.19
769	NASDAQ	PIO	Wed, Jun 30, 2010	16.16	16.34	16.03	16.03
768	NASDAQ	PIO	Tue, Jun 29, 2010	16.45	16.45	16.01	16.10
767	NASDAQ	PIO	Mon, Jun 28, 2010	16.87	16.87	16.61	16.61
766	NASDAQ	PIO	Fri, Jun 25, 2010	16.64	16.85	16.58	16.79
765	NASDAQ	PIO	Thu, Jun 24, 2010	16.92	16.93	16.65	16.68
764	NASDAQ	PIO	Wed, Jun 23, 2010	16.85	16.96	16.70	16.90
763	NASDAQ	PIO	Tue, Jun 22, 2010	17.06	17.16	16.79	16.83
762	NASDAQ	PIO	Mon, Jun 21, 2010	17.20	17.37	16.97	17.08
761	NASDAQ	PIO	Fri, Jun 18, 2010	17.12	17.20	17.04	17.05
760	NASDAQ	PIO	Thu, Jun 17, 2010	17.08	17.13	16.97	17.09
759	NASDAQ	PIO	Wed, Jun 16, 2010	16.98	17.10	16.91	17.01
758	NASDAQ	PIO	Tue, Jun 15, 2010	16.84	17.14	16.84	17.13
757	NASDAQ	PIO	Mon, Jun 14, 2010	16.76	16.94	16.69	16.69
756	NASDAQ	PIO	Fri, Jun 11, 2010	16.34	16.61	16.34	16.57
755	NASDAQ	PIO	Thu, Jun 10, 2010	16.24	16.50	16.24	16.49
754	NASDAQ	PIO	Wed, Jun 9, 2010	16.00	16.17	15.83	15.91
753	NASDAQ	PIO	Tue, Jun 8, 2010	15.93	15.94	15.70	15.92
752	NASDAQ	PIO	Mon, Jun 7, 2010	16.12	16.18	15.76	15.76
751	NASDAQ	PIO	Fri, Jun 4, 2010	16.44	16.44	15.98	15.99
750	NASDAQ	PIO	Thu, Jun 3, 2010	16.64	16.73	16.50	16.65
749	NASDAQ	PIO	Wed, Jun 2, 2010	16.31	16.67	16.30	16.67
748	NASDAQ	PIO	Tue, Jun 1, 2010	16.49	16.66	16.27	16.31
747	NASDAQ	PIO	Fri, May 28, 2010	16.74	16.74	16.42	16.57
746	NASDAQ	PIO	Thu, May 27, 2010	16.37	16.80	16.37	16.80
745	NASDAQ	PIO	Wed, May 26, 2010	16.09	16.30	15.98	15.98
744	NASDAQ	PIO	Tue, May 25, 2010	15.84	16.12	15.60	16.07
743	NASDAQ	PIO	Mon, May 24, 2010	16.30	16.35	16.16	16.16
742	NASDAQ	PIO	Fri, May 21, 2010	15.95	16.45	15.90	16.38
741	NASDAQ	PIO	Thu, May 20, 2010	16.26	16.40	16.02	16.15
740	NASDAQ	PIO	Wed, May 19, 2010	16.74	16.83	16.53	16.80
739	NASDAQ	PIO	Tue, May 18, 2010	17.14	17.22	16.64	16.68
738	NASDAQ	PIO	Mon, May 17, 2010	17.06	17.20	16.72	17.08
737	NASDAQ	PIO	Fri, May 14, 2010	17.25	17.25	17.00	17.10
736	NASDAQ	PIO	Thu, May 13, 2010	17.68	17.71	17.51	17.51
735	NASDAQ	PIO	Wed, May 12, 2010	17.38	17.75	17.38	17.67
734	NASDAQ	PIO	Tue, May 11, 2010	17.46	17.65	17.05	17.32
733	NASDAQ	PIO	Mon, May 10, 2010	17.48	17.78	17.27	17.52
732	NASDAQ	PIO	Fri, May 7, 2010	16.83	17.04	16.52	16.72
731	NASDAQ	PIO	Thu, May 6, 2010	17.51	17.61	16.40	16.87
730	NASDAQ	PIO	Wed, May 5, 2010	17.80	17.90	17.58	17.66
729	NASDAQ	PIO	Tue, May 4, 2010	18.31	18.38	17.95	18.03
728	NASDAQ	PIO	Mon, May 3, 2010	18.52	18.70	18.52	18.66
727	NASDAQ	PIO	Fri, Apr 30, 2010	18.59	18.63	18.35	18.36
726	NASDAQ	PIO	Thu, Apr 29, 2010	18.29	18.56	18.29	18.56
725	NASDAQ	PIO	Wed, Apr 28, 2010	18.26	18.30	18.01	18.13
724	NASDAQ	PIO	Tue, Apr 27, 2010	18.43	18.59	18.03	18.05
723	NASDAQ	PIO	Mon, Apr 26, 2010	18.51	18.62	18.48	18.52
722	NASDAQ	PIO	Fri, Apr 23, 2010	18.38	18.56	18.31	18.50
721	NASDAQ	PIO	Thu, Apr 22, 2010	18.21	18.40	18.06	18.38
720	NASDAQ	PIO	Wed, Apr 21, 2010	18.20	18.32	18.20	18.29
719	NASDAQ	PIO	Tue, Apr 20, 2010	18.23	18.35	18.21	18.25
718	NASDAQ	PIO	Mon, Apr 19, 2010	18.07	18.20	17.95	18.15
717	NASDAQ	PIO	Fri, Apr 16, 2010	18.56	18.56	18.17	18.26
716	NASDAQ	PIO	Thu, Apr 15, 2010	18.51	18.66	18.50	18.61
715	NASDAQ	PIO	Wed, Apr 14, 2010	18.42	18.61	18.42	18.60
714	NASDAQ	PIO	Tue, Apr 13, 2010	18.44	18.44	18.27	18.38
713	NASDAQ	PIO	Mon, Apr 12, 2010	18.36	18.46	18.36	18.40
712	NASDAQ	PIO	Fri, Apr 9, 2010	18.23	18.39	18.23	18.37
711	NASDAQ	PIO	Thu, Apr 8, 2010	18.16	18.31	18.09	18.24
710	NASDAQ	PIO	Wed, Apr 7, 2010	18.30	18.32	18.18	18.24
709	NASDAQ	PIO	Tue, Apr 6, 2010	18.33	18.43	18.30	18.42
708	NASDAQ	PIO	Mon, Apr 5, 2010	18.30	18.50	18.30	18.44
707	NASDAQ	PIO	Thu, Apr 1, 2010	18.12	18.34	18.12	18.31
706	NASDAQ	PIO	Wed, Mar 31, 2010	17.93	18.12	17.93	18.01
705	NASDAQ	PIO	Tue, Mar 30, 2010	18.12	18.21	18.00	18.06
704	NASDAQ	PIO	Mon, Mar 29, 2010	17.91	18.10	17.91	18.10
703	NASDAQ	PIO	Fri, Mar 26, 2010	17.83	17.96	17.79	17.84
702	NASDAQ	PIO	Thu, Mar 25, 2010	17.98	18.08	17.80	17.82
701	NASDAQ	PIO	Wed, Mar 24, 2010	17.97	17.97	17.80	17.87
700	NASDAQ	PIO	Tue, Mar 23, 2010	18.01	18.14	17.95	18.14
699	NASDAQ	PIO	Mon, Mar 22, 2010	17.75	17.94	17.67	17.93
698	NASDAQ	PIO	Fri, Mar 19, 2010	17.99	17.99	17.78	17.79
697	NASDAQ	PIO	Thu, Mar 18, 2010	17.95	18.12	17.95	18.04
696	NASDAQ	PIO	Wed, Mar 17, 2010	17.92	18.12	17.77	17.99
695	NASDAQ	PIO	Tue, Mar 16, 2010	17.96	17.97	17.82	17.97
694	NASDAQ	PIO	Mon, Mar 15, 2010	17.96	17.96	17.70	17.87
693	NASDAQ	PIO	Fri, Mar 12, 2010	17.87	17.93	17.82	17.92
692	NASDAQ	PIO	Thu, Mar 11, 2010	17.72	17.88	17.68	17.83
691	NASDAQ	PIO	Wed, Mar 10, 2010	17.75	17.90	17.72	17.81
690	NASDAQ	PIO	Tue, Mar 9, 2010	17.80	17.90	17.73	17.80
689	NASDAQ	PIO	Mon, Mar 8, 2010	17.97	17.97	17.81	17.86
688	NASDAQ	PIO	Fri, Mar 5, 2010	17.76	17.94	17.75	17.91
687	NASDAQ	PIO	Thu, Mar 4, 2010	17.83	17.87	17.67	17.79
686	NASDAQ	PIO	Wed, Mar 3, 2010	17.80	17.89	17.71	17.76
685	NASDAQ	PIO	Tue, Mar 2, 2010	17.65	17.79	17.53	17.69
684	NASDAQ	PIO	Mon, Mar 1, 2010	17.31	17.56	17.31	17.53
683	NASDAQ	PIO	Fri, Feb 26, 2010	17.26	17.39	17.18	17.39
682	NASDAQ	PIO	Thu, Feb 25, 2010	17.25	17.34	17.04	17.33
681	NASDAQ	PIO	Wed, Feb 24, 2010	17.47	17.54	17.35	17.48
680	NASDAQ	PIO	Tue, Feb 23, 2010	17.51	17.61	17.32	17.38
679	NASDAQ	PIO	Mon, Feb 22, 2010	17.56	17.68	17.48	17.51
678	NASDAQ	PIO	Fri, Feb 19, 2010	17.50	17.61	17.39	17.53
677	NASDAQ	PIO	Thu, Feb 18, 2010	17.42	17.67	17.42	17.66
676	NASDAQ	PIO	Wed, Feb 17, 2010	17.56	17.59	17.40	17.52
675	NASDAQ	PIO	Tue, Feb 16, 2010	17.29	17.51	17.25	17.45
674	NASDAQ	PIO	Fri, Feb 12, 2010	17.09	17.25	16.96	17.25
673	NASDAQ	PIO	Thu, Feb 11, 2010	17.07	17.27	16.92	17.20
672	NASDAQ	PIO	Wed, Feb 10, 2010	17.07	17.08	16.87	16.97
671	NASDAQ	PIO	Tue, Feb 9, 2010	16.76	17.14	16.75	16.93
670	NASDAQ	PIO	Mon, Feb 8, 2010	16.67	16.87	16.50	16.50
669	NASDAQ	PIO	Fri, Feb 5, 2010	16.80	17.00	15.65	16.69
668	NASDAQ	PIO	Thu, Feb 4, 2010	17.38	17.38	16.91	16.91
667	NASDAQ	PIO	Wed, Feb 3, 2010	17.85	17.85	17.54	17.60
666	NASDAQ	PIO	Tue, Feb 2, 2010	17.77	17.93	17.68	17.92
665	NASDAQ	PIO	Mon, Feb 1, 2010	17.50	17.67	17.45	17.67
664	NASDAQ	PIO	Fri, Jan 29, 2010	17.58	17.66	17.25	17.28
663	NASDAQ	PIO	Thu, Jan 28, 2010	17.68	17.68	17.32	17.49
662	NASDAQ	PIO	Wed, Jan 27, 2010	17.69	17.83	17.59	17.75
661	NASDAQ	PIO	Tue, Jan 26, 2010	17.72	17.92	17.59	17.78
660	NASDAQ	PIO	Mon, Jan 25, 2010	17.95	17.97	17.78	17.89
659	NASDAQ	PIO	Fri, Jan 22, 2010	18.00	18.08	17.66	17.72
658	NASDAQ	PIO	Thu, Jan 21, 2010	18.43	18.47	18.00	18.00
657	NASDAQ	PIO	Wed, Jan 20, 2010	18.61	18.61	18.25	18.36
656	NASDAQ	PIO	Tue, Jan 19, 2010	18.63	18.77	18.60	18.68
655	NASDAQ	PIO	Fri, Jan 15, 2010	18.87	18.87	18.61	18.70
654	NASDAQ	PIO	Thu, Jan 14, 2010	18.84	18.96	18.80	18.95
653	NASDAQ	PIO	Wed, Jan 13, 2010	18.74	18.85	18.60	18.82
652	NASDAQ	PIO	Tue, Jan 12, 2010	18.72	18.72	18.50	18.63
651	NASDAQ	PIO	Mon, Jan 11, 2010	18.91	19.00	18.72	18.80
650	NASDAQ	PIO	Fri, Jan 8, 2010	18.65	18.84	18.61	18.84
649	NASDAQ	PIO	Thu, Jan 7, 2010	18.59	18.59	18.46	18.55
648	NASDAQ	PIO	Wed, Jan 6, 2010	18.59	18.68	18.49	18.68
647	NASDAQ	PIO	Tue, Jan 5, 2010	18.60	18.66	18.52	18.60
646	NASDAQ	PIO	Mon, Jan 4, 2010	18.39	18.55	18.39	18.47
645	NASDAQ	PIO	Thu, Dec 31, 2009	18.40	18.41	18.16	18.16
644	NASDAQ	PIO	Wed, Dec 30, 2009	18.30	18.38	18.24	18.34
643	NASDAQ	PIO	Tue, Dec 29, 2009	18.38	18.40	18.27	18.40
642	NASDAQ	PIO	Mon, Dec 28, 2009	18.43	18.43	18.26	18.26
641	NASDAQ	PIO	Thu, Dec 24, 2009	18.42	18.42	18.25	18.30
640	NASDAQ	PIO	Wed, Dec 23, 2009	18.20	18.31	18.06	18.31
639	NASDAQ	PIO	Tue, Dec 22, 2009	18.17	18.17	17.96	18.09
638	NASDAQ	PIO	Mon, Dec 21, 2009	18.12	18.12	17.98	18.05
637	NASDAQ	PIO	Fri, Dec 18, 2009	18.00	18.09	17.78	17.96
636	NASDAQ	PIO	Thu, Dec 17, 2009	18.21	18.21	18.01	18.09
635	NASDAQ	PIO	Wed, Dec 16, 2009	18.40	18.48	18.26	18.30
634	NASDAQ	PIO	Tue, Dec 15, 2009	18.17	18.38	18.17	18.26
633	NASDAQ	PIO	Mon, Dec 14, 2009	18.33	18.41	18.19	18.32
632	NASDAQ	PIO	Fri, Dec 11, 2009	18.10	18.25	18.10	18.25
631	NASDAQ	PIO	Thu, Dec 10, 2009	18.00	18.18	18.00	18.02
630	NASDAQ	PIO	Wed, Dec 9, 2009	18.04	18.05	17.86	18.00
629	NASDAQ	PIO	Tue, Dec 8, 2009	18.00	18.12	17.97	18.10
628	NASDAQ	PIO	Mon, Dec 7, 2009	18.15	18.39	18.15	18.23
627	NASDAQ	PIO	Fri, Dec 4, 2009	18.34	18.42	18.09	18.15
626	NASDAQ	PIO	Thu, Dec 3, 2009	18.33	18.43	18.05	18.06
625	NASDAQ	PIO	Wed, Dec 2, 2009	18.10	18.30	18.10	18.26
624	NASDAQ	PIO	Tue, Dec 1, 2009	18.06	18.25	18.06	18.20
623	NASDAQ	PIO	Mon, Nov 30, 2009	17.76	17.88	17.65	17.77
622	NASDAQ	PIO	Fri, Nov 27, 2009	17.65	17.87	17.50	17.65
621	NASDAQ	PIO	Wed, Nov 25, 2009	18.03	18.11	17.92	18.10
620	NASDAQ	PIO	Tue, Nov 24, 2009	18.10	18.10	17.73	17.91
619	NASDAQ	PIO	Mon, Nov 23, 2009	18.04	18.13	17.90	17.97
618	NASDAQ	PIO	Fri, Nov 20, 2009	17.74	17.78	17.60	17.74
617	NASDAQ	PIO	Thu, Nov 19, 2009	18.04	18.04	17.70	17.84
616	NASDAQ	PIO	Wed, Nov 18, 2009	18.25	18.25	18.09	18.15
615	NASDAQ	PIO	Tue, Nov 17, 2009	18.12	18.31	18.03	18.26
614	NASDAQ	PIO	Mon, Nov 16, 2009	17.98	18.60	17.97	18.26
613	NASDAQ	PIO	Fri, Nov 13, 2009	17.86	18.09	17.82	17.97
612	NASDAQ	PIO	Thu, Nov 12, 2009	18.11	18.11	17.77	17.89
611	NASDAQ	PIO	Wed, Nov 11, 2009	18.41	18.41	17.99	18.12
610	NASDAQ	PIO	Tue, Nov 10, 2009	17.97	18.03	17.82	18.02
609	NASDAQ	PIO	Mon, Nov 9, 2009	17.73	17.99	17.73	17.94
608	NASDAQ	PIO	Fri, Nov 6, 2009	17.40	17.65	17.40	17.59
607	NASDAQ	PIO	Thu, Nov 5, 2009	17.37	17.60	17.36	17.57
606	NASDAQ	PIO	Wed, Nov 4, 2009	17.29	17.57	17.29	17.37
605	NASDAQ	PIO	Tue, Nov 3, 2009	16.98	17.17	16.85	17.16
604	NASDAQ	PIO	Mon, Nov 2, 2009	17.02	17.25	16.85	17.02
603	NASDAQ	PIO	Fri, Oct 30, 2009	17.39	17.44	17.00	17.01
602	NASDAQ	PIO	Thu, Oct 29, 2009	17.18	17.50	17.08	17.34
601	NASDAQ	PIO	Wed, Oct 28, 2009	17.29	17.34	16.84	16.90
600	NASDAQ	PIO	Tue, Oct 27, 2009	17.50	17.62	17.30	17.30
599	NASDAQ	PIO	Mon, Oct 26, 2009	17.91	17.91	17.40	17.41
598	NASDAQ	PIO	Fri, Oct 23, 2009	17.85	18.03	17.61	17.70
597	NASDAQ	PIO	Thu, Oct 22, 2009	17.79	17.94	17.66	17.92
596	NASDAQ	PIO	Wed, Oct 21, 2009	17.76	18.00	17.72	17.75
595	NASDAQ	PIO	Tue, Oct 20, 2009	17.87	17.99	17.71	17.86
594	NASDAQ	PIO	Mon, Oct 19, 2009	17.93	18.09	17.88	17.88
593	NASDAQ	PIO	Fri, Oct 16, 2009	17.91	18.01	17.72	17.80
592	NASDAQ	PIO	Thu, Oct 15, 2009	18.02	18.10	17.90	17.98
591	NASDAQ	PIO	Wed, Oct 14, 2009	17.97	18.14	17.87	18.09
590	NASDAQ	PIO	Tue, Oct 13, 2009	17.80	17.90	17.67	17.74
589	NASDAQ	PIO	Mon, Oct 12, 2009	17.73	17.92	17.73	17.77
588	NASDAQ	PIO	Fri, Oct 9, 2009	17.56	17.70	17.49	17.69
587	NASDAQ	PIO	Thu, Oct 8, 2009	17.50	17.68	17.40	17.51
586	NASDAQ	PIO	Wed, Oct 7, 2009	17.29	17.38	17.18	17.27
585	NASDAQ	PIO	Tue, Oct 6, 2009	17.21	17.53	17.21	17.40
584	NASDAQ	PIO	Mon, Oct 5, 2009	17.05	17.12	16.81	17.04
583	NASDAQ	PIO	Fri, Oct 2, 2009	16.80	17.00	16.75	16.75
582	NASDAQ	PIO	Thu, Oct 1, 2009	17.37	17.46	16.94	16.94
581	NASDAQ	PIO	Wed, Sep 30, 2009	17.55	17.62	17.37	17.48
580	NASDAQ	PIO	Tue, Sep 29, 2009	17.48	17.58	17.34	17.45
579	NASDAQ	PIO	Mon, Sep 28, 2009	17.39	17.75	17.39	17.53
578	NASDAQ	PIO	Fri, Sep 25, 2009	17.39	17.57	17.25	17.25
577	NASDAQ	PIO	Thu, Sep 24, 2009	17.79	17.79	17.34	17.47
576	NASDAQ	PIO	Wed, Sep 23, 2009	17.82	17.85	17.54	17.56
575	NASDAQ	PIO	Tue, Sep 22, 2009	17.70	17.83	17.66	17.75
574	NASDAQ	PIO	Mon, Sep 21, 2009	17.60	17.71	17.44	17.55
573	NASDAQ	PIO	Fri, Sep 18, 2009	17.81	17.89	17.65	17.72
572	NASDAQ	PIO	Thu, Sep 17, 2009	17.90	17.90	17.71	17.78
571	NASDAQ	PIO	Wed, Sep 16, 2009	17.68	17.89	17.61	17.77
570	NASDAQ	PIO	Tue, Sep 15, 2009	17.56	17.71	17.46	17.70
569	NASDAQ	PIO	Mon, Sep 14, 2009	17.24	17.54	17.21	17.52
568	NASDAQ	PIO	Fri, Sep 11, 2009	17.47	17.58	17.32	17.41
567	NASDAQ	PIO	Thu, Sep 10, 2009	17.31	17.49	17.14	17.49
566	NASDAQ	PIO	Wed, Sep 9, 2009	17.37	17.37	17.10	17.30
565	NASDAQ	PIO	Tue, Sep 8, 2009	16.96	17.19	16.96	17.04
564	NASDAQ	PIO	Fri, Sep 4, 2009	16.65	16.86	16.51	16.80
563	NASDAQ	PIO	Thu, Sep 3, 2009	16.45	16.73	16.41	16.58
562	NASDAQ	PIO	Wed, Sep 2, 2009	16.31	16.42	16.27	16.30
561	NASDAQ	PIO	Tue, Sep 1, 2009	16.75	16.88	16.36	16.47
560	NASDAQ	PIO	Mon, Aug 31, 2009	16.82	16.83	16.60	16.78
559	NASDAQ	PIO	Fri, Aug 28, 2009	17.19	17.19	16.86	16.90
558	NASDAQ	PIO	Thu, Aug 27, 2009	16.96	17.12	16.65	17.05
557	NASDAQ	PIO	Wed, Aug 26, 2009	16.80	17.00	16.76	16.99
556	NASDAQ	PIO	Tue, Aug 25, 2009	16.89	16.99	16.83	16.85
555	NASDAQ	PIO	Mon, Aug 24, 2009	16.93	17.07	16.83	16.93
554	NASDAQ	PIO	Fri, Aug 21, 2009	16.68	16.85	16.63	16.83
553	NASDAQ	PIO	Thu, Aug 20, 2009	16.25	16.52	16.22	16.50
552	NASDAQ	PIO	Wed, Aug 19, 2009	15.88	16.24	15.85	16.22
551	NASDAQ	PIO	Tue, Aug 18, 2009	15.87	16.04	15.75	15.98
550	NASDAQ	PIO	Mon, Aug 17, 2009	15.83	15.83	15.62	15.75
549	NASDAQ	PIO	Fri, Aug 14, 2009	16.29	16.29	15.98	16.24
548	NASDAQ	PIO	Thu, Aug 13, 2009	16.18	16.28	16.12	16.28
547	NASDAQ	PIO	Wed, Aug 12, 2009	15.85	16.23	15.81	16.09
546	NASDAQ	PIO	Tue, Aug 11, 2009	16.02	16.14	15.85	15.96
545	NASDAQ	PIO	Mon, Aug 10, 2009	16.02	16.05	15.90	16.00
544	NASDAQ	PIO	Fri, Aug 7, 2009	15.89	16.12	15.89	16.02
543	NASDAQ	PIO	Thu, Aug 6, 2009	16.25	16.25	15.87	15.95
542	NASDAQ	PIO	Wed, Aug 5, 2009	16.33	16.33	15.91	16.17
541	NASDAQ	PIO	Tue, Aug 4, 2009	16.03	16.20	15.91	16.09
540	NASDAQ	PIO	Mon, Aug 3, 2009	16.21	16.62	15.95	16.24
539	NASDAQ	PIO	Fri, Jul 31, 2009	15.75	15.98	15.74	15.84
538	NASDAQ	PIO	Thu, Jul 30, 2009	15.57	15.82	15.57	15.67
537	NASDAQ	PIO	Wed, Jul 29, 2009	15.55	15.55	15.30	15.49
536	NASDAQ	PIO	Tue, Jul 28, 2009	15.60	15.65	15.43	15.59
535	NASDAQ	PIO	Mon, Jul 27, 2009	15.86	15.86	15.52	15.61
534	NASDAQ	PIO	Fri, Jul 24, 2009	15.56	15.71	15.36	15.70
533	NASDAQ	PIO	Thu, Jul 23, 2009	15.49	15.66	15.35	15.57
532	NASDAQ	PIO	Wed, Jul 22, 2009	15.35	15.52	15.09	15.45
531	NASDAQ	PIO	Tue, Jul 21, 2009	15.37	15.47	15.14	15.23
530	NASDAQ	PIO	Mon, Jul 20, 2009	15.09	15.37	15.08	15.37
529	NASDAQ	PIO	Fri, Jul 17, 2009	15.03	15.06	14.88	14.96
528	NASDAQ	PIO	Thu, Jul 16, 2009	14.99	15.19	14.88	15.16
527	NASDAQ	PIO	Wed, Jul 15, 2009	14.59	14.99	14.59	14.99
526	NASDAQ	PIO	Tue, Jul 14, 2009	14.47	14.52	14.37	14.49
525	NASDAQ	PIO	Mon, Jul 13, 2009	14.29	14.43	14.01	14.36
524	NASDAQ	PIO	Fri, Jul 10, 2009	14.10	14.89	14.10	14.24
523	NASDAQ	PIO	Thu, Jul 9, 2009	14.34	14.37	14.14	14.29
522	NASDAQ	PIO	Wed, Jul 8, 2009	14.42	14.42	13.85	14.12
521	NASDAQ	PIO	Tue, Jul 7, 2009	14.70	14.79	14.25	14.25
520	NASDAQ	PIO	Mon, Jul 6, 2009	14.81	14.81	14.51	14.80
519	NASDAQ	PIO	Thu, Jul 2, 2009	15.02	15.07	14.72	14.84
518	NASDAQ	PIO	Wed, Jul 1, 2009	15.02	15.34	15.02	15.15
517	NASDAQ	PIO	Tue, Jun 30, 2009	15.13	15.13	14.83	14.87
516	NASDAQ	PIO	Mon, Jun 29, 2009	15.08	15.23	14.79	15.16
515	NASDAQ	PIO	Fri, Jun 26, 2009	14.88	14.99	14.83	14.97
514	NASDAQ	PIO	Thu, Jun 25, 2009	14.47	14.87	14.42	14.85
513	NASDAQ	PIO	Wed, Jun 24, 2009	14.31	14.58	14.28	14.43
512	NASDAQ	PIO	Tue, Jun 23, 2009	14.11	14.44	14.00	14.00
511	NASDAQ	PIO	Mon, Jun 22, 2009	14.32	14.36	14.01	14.16
510	NASDAQ	PIO	Fri, Jun 19, 2009	14.55	14.65	14.44	14.58
509	NASDAQ	PIO	Thu, Jun 18, 2009	14.56	14.67	14.32	14.33
508	NASDAQ	PIO	Wed, Jun 17, 2009	14.39	14.50	14.18	14.44
507	NASDAQ	PIO	Tue, Jun 16, 2009	14.65	14.78	14.25	14.29
506	NASDAQ	PIO	Mon, Jun 15, 2009	14.70	14.90	14.51	14.66
505	NASDAQ	PIO	Fri, Jun 12, 2009	15.06	15.08	14.82	15.08
504	NASDAQ	PIO	Thu, Jun 11, 2009	15.04	15.32	14.79	15.29
503	NASDAQ	PIO	Wed, Jun 10, 2009	15.14	15.14	14.60	14.93
502	NASDAQ	PIO	Tue, Jun 9, 2009	14.94	15.04	14.81	15.02
501	NASDAQ	PIO	Mon, Jun 8, 2009	14.65	14.85	14.50	14.73
500	NASDAQ	PIO	Fri, Jun 5, 2009	14.97	15.02	14.68	14.74
499	NASDAQ	PIO	Thu, Jun 4, 2009	14.81	14.98	14.61	14.85
498	NASDAQ	PIO	Wed, Jun 3, 2009	15.04	15.11	14.55	14.67
497	NASDAQ	PIO	Tue, Jun 2, 2009	14.89	15.32	14.89	15.28
496	NASDAQ	PIO	Mon, Jun 1, 2009	14.85	15.09	14.73	15.09
495	NASDAQ	PIO	Fri, May 29, 2009	14.62	14.75	14.47	14.52
494	NASDAQ	PIO	Thu, May 28, 2009	14.24	14.54	14.12	14.43
493	NASDAQ	PIO	Wed, May 27, 2009	14.52	14.58	14.13	14.13
492	NASDAQ	PIO	Tue, May 26, 2009	14.31	14.50	14.01	14.48
491	NASDAQ	PIO	Fri, May 22, 2009	14.33	14.38	14.13	14.20
490	NASDAQ	PIO	Thu, May 21, 2009	14.22	14.23	14.04	14.19
489	NASDAQ	PIO	Wed, May 20, 2009	14.50	14.58	14.25	14.30
488	NASDAQ	PIO	Tue, May 19, 2009	14.11	14.38	13.95	14.10
487	NASDAQ	PIO	Mon, May 18, 2009	13.84	14.04	13.72	14.04
486	NASDAQ	PIO	Fri, May 15, 2009	13.67	13.80	13.52	13.65
485	NASDAQ	PIO	Thu, May 14, 2009	13.23	13.69	13.23	13.58
484	NASDAQ	PIO	Wed, May 13, 2009	13.56	13.56	13.19	13.29
483	NASDAQ	PIO	Tue, May 12, 2009	14.00	14.03	13.67	13.90
482	NASDAQ	PIO	Mon, May 11, 2009	13.90	14.52	13.72	13.85
481	NASDAQ	PIO	Fri, May 8, 2009	14.20	14.36	14.02	14.28
480	NASDAQ	PIO	Thu, May 7, 2009	14.13	14.14	13.61	13.82
479	NASDAQ	PIO	Wed, May 6, 2009	13.85	14.00	13.71	13.97
478	NASDAQ	PIO	Tue, May 5, 2009	13.75	13.78	13.55	13.74
477	NASDAQ	PIO	Mon, May 4, 2009	13.25	13.82	13.25	13.82
476	NASDAQ	PIO	Fri, May 1, 2009	13.17	13.35	12.90	13.23
475	NASDAQ	PIO	Thu, Apr 30, 2009	13.08	13.25	12.97	13.05
474	NASDAQ	PIO	Wed, Apr 29, 2009	12.52	13.07	12.52	12.92
473	NASDAQ	PIO	Tue, Apr 28, 2009	12.29	12.66	12.26	12.45
472	NASDAQ	PIO	Mon, Apr 27, 2009	12.71	12.79	12.50	12.52
471	NASDAQ	PIO	Fri, Apr 24, 2009	12.43	12.80	12.43	12.76
470	NASDAQ	PIO	Thu, Apr 23, 2009	12.41	12.51	12.17	12.41
469	NASDAQ	PIO	Wed, Apr 22, 2009	12.23	12.49	12.05	12.15
468	NASDAQ	PIO	Tue, Apr 21, 2009	12.13	12.27	11.91	12.24
467	NASDAQ	PIO	Mon, Apr 20, 2009	12.17	12.30	11.91	11.91
466	NASDAQ	PIO	Fri, Apr 17, 2009	12.57	12.61	12.15	12.54
465	NASDAQ	PIO	Thu, Apr 16, 2009	12.37	12.54	12.19	12.46
464	NASDAQ	PIO	Wed, Apr 15, 2009	12.04	12.33	11.75	12.31
463	NASDAQ	PIO	Tue, Apr 14, 2009	12.15	12.21	11.63	12.11
462	NASDAQ	PIO	Mon, Apr 13, 2009	11.99	12.38	11.80	12.30
461	NASDAQ	PIO	Thu, Apr 9, 2009	11.65	12.06	11.65	12.02
460	NASDAQ	PIO	Wed, Apr 8, 2009	11.72	11.72	11.52	11.56
459	NASDAQ	PIO	Tue, Apr 7, 2009	11.82	11.82	11.50	11.59
458	NASDAQ	PIO	Mon, Apr 6, 2009	11.86	11.91	11.20	11.89
457	NASDAQ	PIO	Fri, Apr 3, 2009	11.83	11.99	11.71	11.97
456	NASDAQ	PIO	Thu, Apr 2, 2009	11.37	11.85	11.37	11.64
455	NASDAQ	PIO	Wed, Apr 1, 2009	11.13	11.36	10.95	11.36
454	NASDAQ	PIO	Tue, Mar 31, 2009	11.27	11.36	10.95	11.04
453	NASDAQ	PIO	Mon, Mar 30, 2009	10.82	11.35	10.75	10.89
452	NASDAQ	PIO	Fri, Mar 27, 2009	11.59	11.59	11.15	11.29
451	NASDAQ	PIO	Thu, Mar 26, 2009	11.41	11.69	11.41	11.61
450	NASDAQ	PIO	Wed, Mar 25, 2009	10.81	11.56	10.80	11.36
449	NASDAQ	PIO	Tue, Mar 24, 2009	11.30	11.54	11.04	11.31
448	NASDAQ	PIO	Mon, Mar 23, 2009	11.45	11.45	10.73	11.38
447	NASDAQ	PIO	Fri, Mar 20, 2009	10.98	11.04	10.64	10.68
446	NASDAQ	PIO	Thu, Mar 19, 2009	11.21	11.21	10.78	10.85
445	NASDAQ	PIO	Wed, Mar 18, 2009	10.75	11.00	10.52	10.99
444	NASDAQ	PIO	Tue, Mar 17, 2009	10.58	10.76	10.48	10.76
443	NASDAQ	PIO	Mon, Mar 16, 2009	10.82	10.99	10.50	10.71
442	NASDAQ	PIO	Fri, Mar 13, 2009	10.73	10.73	10.31	10.64
441	NASDAQ	PIO	Thu, Mar 12, 2009	9.99	10.48	9.95	10.45
440	NASDAQ	PIO	Wed, Mar 11, 2009	10.03	10.34	9.99	10.08
439	NASDAQ	PIO	Tue, Mar 10, 2009	9.68	10.13	9.60	10.13
438	NASDAQ	PIO	Mon, Mar 9, 2009	9.50	9.61	9.31	9.37
437	NASDAQ	PIO	Fri, Mar 6, 2009	9.70	9.93	9.45	9.65
436	NASDAQ	PIO	Thu, Mar 5, 2009	10.18	10.18	9.60	9.74
435	NASDAQ	PIO	Wed, Mar 4, 2009	9.93	10.31	9.87	10.15
434	NASDAQ	PIO	Tue, Mar 3, 2009	10.35	10.35	9.55	9.68
433	NASDAQ	PIO	Mon, Mar 2, 2009	10.22	10.26	9.73	9.97
432	NASDAQ	PIO	Fri, Feb 27, 2009	10.37	10.60	10.25	10.34
431	NASDAQ	PIO	Thu, Feb 26, 2009	10.98	10.98	10.50	10.60
430	NASDAQ	PIO	Wed, Feb 25, 2009	10.77	10.99	10.61	10.63
429	NASDAQ	PIO	Tue, Feb 24, 2009	10.48	10.99	10.42	10.92
428	NASDAQ	PIO	Mon, Feb 23, 2009	10.89	11.04	10.42	10.44
427	NASDAQ	PIO	Fri, Feb 20, 2009	10.50	11.04	10.50	10.90
426	NASDAQ	PIO	Thu, Feb 19, 2009	11.27	11.50	11.06	11.10
425	NASDAQ	PIO	Wed, Feb 18, 2009	11.23	11.35	11.11	11.13
424	NASDAQ	PIO	Tue, Feb 17, 2009	11.57	11.64	11.10	11.12
423	NASDAQ	PIO	Fri, Feb 13, 2009	11.96	11.98	11.77	11.87
422	NASDAQ	PIO	Thu, Feb 12, 2009	11.97	11.97	11.57	11.85
421	NASDAQ	PIO	Wed, Feb 11, 2009	12.49	12.61	11.65	11.76
420	NASDAQ	PIO	Tue, Feb 10, 2009	12.24	12.31	11.75	11.90
419	NASDAQ	PIO	Mon, Feb 9, 2009	12.25	12.49	12.13	12.19
418	NASDAQ	PIO	Fri, Feb 6, 2009	11.92	12.23	11.91	12.20
417	NASDAQ	PIO	Thu, Feb 5, 2009	11.85	11.94	11.70	11.77
416	NASDAQ	PIO	Wed, Feb 4, 2009	11.73	11.98	11.62	11.84
415	NASDAQ	PIO	Tue, Feb 3, 2009	11.50	11.72	11.45	11.60
414	NASDAQ	PIO	Mon, Feb 2, 2009	11.51	11.60	11.25	11.56
413	NASDAQ	PIO	Fri, Jan 30, 2009	11.84	11.84	11.54	11.67
412	NASDAQ	PIO	Thu, Jan 29, 2009	11.83	11.83	11.56	11.72
411	NASDAQ	PIO	Wed, Jan 28, 2009	12.07	12.07	11.82	11.88
410	NASDAQ	PIO	Tue, Jan 27, 2009	11.47	11.75	11.47	11.66
409	NASDAQ	PIO	Mon, Jan 26, 2009	11.45	11.78	11.34	11.63
408	NASDAQ	PIO	Fri, Jan 23, 2009	11.26	11.64	11.24	11.57
407	NASDAQ	PIO	Thu, Jan 22, 2009	11.53	11.72	11.38	11.56
406	NASDAQ	PIO	Wed, Jan 21, 2009	11.42	11.91	11.42	11.86
405	NASDAQ	PIO	Tue, Jan 20, 2009	12.18	12.18	11.33	11.33
404	NASDAQ	PIO	Fri, Jan 16, 2009	13.15	13.15	11.90	12.23
403	NASDAQ	PIO	Thu, Jan 15, 2009	12.05	12.29	11.65	12.13
402	NASDAQ	PIO	Wed, Jan 14, 2009	12.38	12.38	11.92	11.93
401	NASDAQ	PIO	Tue, Jan 13, 2009	12.59	12.59	12.30	12.45
400	NASDAQ	PIO	Mon, Jan 12, 2009	12.80	12.80	12.30	12.42
399	NASDAQ	PIO	Fri, Jan 9, 2009	13.27	13.27	12.75	12.75
398	NASDAQ	PIO	Thu, Jan 8, 2009	13.10	13.27	13.00	13.27
397	NASDAQ	PIO	Wed, Jan 7, 2009	13.44	13.44	13.02	13.28
396	NASDAQ	PIO	Tue, Jan 6, 2009	13.51	13.64	13.30	13.51
395	NASDAQ	PIO	Mon, Jan 5, 2009	13.45	13.59	13.29	13.44
394	NASDAQ	PIO	Fri, Jan 2, 2009	13.39	13.49	13.00	13.47
393	NASDAQ	PIO	Wed, Dec 31, 2008	12.94	13.35	12.61	13.23
392	NASDAQ	PIO	Tue, Dec 30, 2008	12.49	12.92	12.49	12.80
391	NASDAQ	PIO	Mon, Dec 29, 2008	12.47	12.95	12.42	12.60
390	NASDAQ	PIO	Fri, Dec 26, 2008	12.44	12.70	12.41	12.55
389	NASDAQ	PIO	Wed, Dec 24, 2008	12.27	12.60	12.27	12.47
388	NASDAQ	PIO	Tue, Dec 23, 2008	12.94	12.94	12.19	12.33
387	NASDAQ	PIO	Mon, Dec 22, 2008	12.14	13.02	12.08	12.59
386	NASDAQ	PIO	Fri, Dec 19, 2008	12.73	12.78	12.33	12.48
385	NASDAQ	PIO	Thu, Dec 18, 2008	12.73	13.06	12.50	12.62
384	NASDAQ	PIO	Wed, Dec 17, 2008	12.91	13.15	12.43	12.91
383	NASDAQ	PIO	Tue, Dec 16, 2008	12.09	12.98	12.08	12.86
382	NASDAQ	PIO	Mon, Dec 15, 2008	12.15	12.38	12.02	12.23
381	NASDAQ	PIO	Fri, Dec 12, 2008	12.52	12.52	11.54	12.11
380	NASDAQ	PIO	Thu, Dec 11, 2008	12.20	12.36	11.85	11.87
379	NASDAQ	PIO	Wed, Dec 10, 2008	11.84	12.24	11.84	12.11
378	NASDAQ	PIO	Tue, Dec 9, 2008	11.51	12.07	11.51	11.81
377	NASDAQ	PIO	Mon, Dec 8, 2008	11.65	12.08	11.57	11.63
376	NASDAQ	PIO	Fri, Dec 5, 2008	11.09	11.37	10.52	11.30
375	NASDAQ	PIO	Thu, Dec 4, 2008	11.31	11.50	10.68	10.79
374	NASDAQ	PIO	Wed, Dec 3, 2008	11.17	11.69	10.80	11.69
373	NASDAQ	PIO	Tue, Dec 2, 2008	11.27	11.34	10.65	10.89
372	NASDAQ	PIO	Mon, Dec 1, 2008	11.22	11.68	10.52	10.52
371	NASDAQ	PIO	Fri, Nov 28, 2008	11.30	11.73	11.30	11.62
370	NASDAQ	PIO	Wed, Nov 26, 2008	11.05	11.72	11.03	11.72
369	NASDAQ	PIO	Tue, Nov 25, 2008	11.41	11.83	11.00	11.54
368	NASDAQ	PIO	Mon, Nov 24, 2008	11.18	11.56	10.63	10.92
367	NASDAQ	PIO	Fri, Nov 21, 2008	10.21	10.57	9.80	10.57
366	NASDAQ	PIO	Thu, Nov 20, 2008	10.25	10.77	10.00	10.34
365	NASDAQ	PIO	Wed, Nov 19, 2008	11.75	11.75	10.41	10.41
364	NASDAQ	PIO	Tue, Nov 18, 2008	12.48	12.54	11.00	11.68
363	NASDAQ	PIO	Mon, Nov 17, 2008	11.34	11.77	11.05	11.52
362	NASDAQ	PIO	Fri, Nov 14, 2008	12.17	12.17	11.61	11.66
361	NASDAQ	PIO	Thu, Nov 13, 2008	11.23	12.27	11.13	12.17
360	NASDAQ	PIO	Wed, Nov 12, 2008	12.01	12.55	11.42	11.43
359	NASDAQ	PIO	Tue, Nov 11, 2008	13.30	13.30	12.18	12.40
358	NASDAQ	PIO	Mon, Nov 10, 2008	12.64	13.52	12.61	12.78
357	NASDAQ	PIO	Fri, Nov 7, 2008	12.50	12.96	12.11	12.47
356	NASDAQ	PIO	Thu, Nov 6, 2008	13.04	13.04	12.05	12.05
355	NASDAQ	PIO	Wed, Nov 5, 2008	13.48	13.87	12.81	12.93
354	NASDAQ	PIO	Tue, Nov 4, 2008	13.48	13.48	12.88	13.37
353	NASDAQ	PIO	Mon, Nov 3, 2008	11.91	13.00	11.91	12.70
352	NASDAQ	PIO	Fri, Oct 31, 2008	12.25	12.31	11.90	12.10
351	NASDAQ	PIO	Thu, Oct 30, 2008	11.56	12.16	11.53	12.06
350	NASDAQ	PIO	Wed, Oct 29, 2008	11.00	11.80	11.00	11.49
349	NASDAQ	PIO	Tue, Oct 28, 2008	10.37	11.48	10.37	11.00
348	NASDAQ	PIO	Mon, Oct 27, 2008	10.50	10.66	10.20	10.29
347	NASDAQ	PIO	Fri, Oct 24, 2008	10.33	11.00	10.00	10.89
346	NASDAQ	PIO	Thu, Oct 23, 2008	12.32	12.32	10.89	11.30
345	NASDAQ	PIO	Wed, Oct 22, 2008	12.00	12.00	11.12	11.49
344	NASDAQ	PIO	Tue, Oct 21, 2008	12.01	12.68	12.01	12.01
343	NASDAQ	PIO	Mon, Oct 20, 2008	13.34	13.49	12.16	12.56
342	NASDAQ	PIO	Fri, Oct 17, 2008	11.87	12.61	11.86	12.21
341	NASDAQ	PIO	Thu, Oct 16, 2008	13.84	13.84	11.75	12.40
340	NASDAQ	PIO	Wed, Oct 15, 2008	13.50	13.50	12.19	12.68
339	NASDAQ	PIO	Tue, Oct 14, 2008	14.17	14.30	11.60	13.01
338	NASDAQ	PIO	Mon, Oct 13, 2008	12.52	13.36	11.64	13.36
337	NASDAQ	PIO	Fri, Oct 10, 2008	11.04	12.15	10.40	11.21
336	NASDAQ	PIO	Thu, Oct 9, 2008	11.51	12.92	11.39	11.59
335	NASDAQ	PIO	Wed, Oct 8, 2008	12.25	12.94	10.95	11.75
334	NASDAQ	PIO	Tue, Oct 7, 2008	13.29	13.85	12.46	12.46
333	NASDAQ	PIO	Mon, Oct 6, 2008	13.84	14.20	13.01	13.78
332	NASDAQ	PIO	Fri, Oct 3, 2008	15.02	15.53	14.82	14.83
331	NASDAQ	PIO	Thu, Oct 2, 2008	15.97	16.00	15.12	15.16
330	NASDAQ	PIO	Wed, Oct 1, 2008	16.52	16.52	16.04	16.11
329	NASDAQ	PIO	Tue, Sep 30, 2008	16.25	16.59	16.06	16.50
328	NASDAQ	PIO	Mon, Sep 29, 2008	16.88	17.24	15.46	15.98
327	NASDAQ	PIO	Fri, Sep 26, 2008	16.98	17.82	16.88	17.26
326	NASDAQ	PIO	Thu, Sep 25, 2008	18.46	18.46	17.50	17.82
325	NASDAQ	PIO	Wed, Sep 24, 2008	17.54	17.90	17.00	17.62
324	NASDAQ	PIO	Tue, Sep 23, 2008	17.66	18.30	17.50	17.62
323	NASDAQ	PIO	Mon, Sep 22, 2008	18.11	18.88	17.75	18.55
322	NASDAQ	PIO	Fri, Sep 19, 2008	19.94	19.94	18.11	18.66
321	NASDAQ	PIO	Thu, Sep 18, 2008	17.82	18.07	16.38	17.84
320	NASDAQ	PIO	Wed, Sep 17, 2008	17.17	17.62	16.79	16.82
319	NASDAQ	PIO	Tue, Sep 16, 2008	17.02	17.99	17.02	17.78
318	NASDAQ	PIO	Mon, Sep 15, 2008	17.62	18.01	17.25	17.46
317	NASDAQ	PIO	Fri, Sep 12, 2008	18.39	18.93	18.00	18.50
316	NASDAQ	PIO	Thu, Sep 11, 2008	17.92	18.25	17.72	18.18
315	NASDAQ	PIO	Wed, Sep 10, 2008	18.24	18.45	17.89	18.25
314	NASDAQ	PIO	Tue, Sep 9, 2008	19.01	19.01	18.23	18.25
313	NASDAQ	PIO	Mon, Sep 8, 2008	18.51	19.68	18.51	19.20
312	NASDAQ	PIO	Fri, Sep 5, 2008	18.25	18.81	18.21	18.62
311	NASDAQ	PIO	Thu, Sep 4, 2008	19.50	19.50	18.82	18.82
310	NASDAQ	PIO	Wed, Sep 3, 2008	19.54	20.68	19.50	19.73
309	NASDAQ	PIO	Tue, Sep 2, 2008	20.40	20.52	19.87	20.05
308	NASDAQ	PIO	Fri, Aug 29, 2008	20.38	20.85	20.03	20.03
307	NASDAQ	PIO	Thu, Aug 28, 2008	20.49	20.49	20.19	20.30
306	NASDAQ	PIO	Wed, Aug 27, 2008	19.89	20.20	19.65	20.18
305	NASDAQ	PIO	Tue, Aug 26, 2008	20.12	20.16	19.81	20.03
304	NASDAQ	PIO	Mon, Aug 25, 2008	19.91	20.23	19.65	19.87
303	NASDAQ	PIO	Fri, Aug 22, 2008	20.07	20.23	19.90	20.10
302	NASDAQ	PIO	Thu, Aug 21, 2008	20.08	20.22	20.00	20.16
301	NASDAQ	PIO	Wed, Aug 20, 2008	20.20	20.99	20.00	20.41
300	NASDAQ	PIO	Tue, Aug 19, 2008	20.02	20.59	19.50	20.14
299	NASDAQ	PIO	Mon, Aug 18, 2008	20.50	20.75	20.23	20.23
298	NASDAQ	PIO	Fri, Aug 15, 2008	20.51	20.79	20.51	20.55
297	NASDAQ	PIO	Thu, Aug 14, 2008	20.66	20.85	20.53	20.77
296	NASDAQ	PIO	Wed, Aug 13, 2008	21.15	21.15	20.66	20.82
295	NASDAQ	PIO	Tue, Aug 12, 2008	21.01	21.33	20.98	21.06
294	NASDAQ	PIO	Mon, Aug 11, 2008	20.90	21.30	20.05	21.07
293	NASDAQ	PIO	Fri, Aug 8, 2008	21.76	21.78	20.83	20.89
292	NASDAQ	PIO	Thu, Aug 7, 2008	21.76	21.76	20.69	21.08
291	NASDAQ	PIO	Wed, Aug 6, 2008	21.86	21.86	20.77	21.23
290	NASDAQ	PIO	Tue, Aug 5, 2008	20.68	21.10	20.65	21.06
289	NASDAQ	PIO	Mon, Aug 4, 2008	21.61	21.61	20.68	20.70
288	NASDAQ	PIO	Fri, Aug 1, 2008	21.21	21.41	20.55	21.09
287	NASDAQ	PIO	Thu, Jul 31, 2008	20.89	21.39	20.89	21.34
286	NASDAQ	PIO	Wed, Jul 30, 2008	21.04	21.65	20.86	21.25
285	NASDAQ	PIO	Tue, Jul 29, 2008	20.78	21.07	20.67	20.98
284	NASDAQ	PIO	Mon, Jul 28, 2008	21.05	21.18	20.51	20.58
283	NASDAQ	PIO	Fri, Jul 25, 2008	21.28	21.28	20.76	20.92
282	NASDAQ	PIO	Thu, Jul 24, 2008	21.96	21.96	20.92	21.05
281	NASDAQ	PIO	Wed, Jul 23, 2008	21.28	21.90	21.28	21.75
280	NASDAQ	PIO	Tue, Jul 22, 2008	21.36	21.61	21.21	21.43
279	NASDAQ	PIO	Mon, Jul 21, 2008	20.51	21.83	20.50	21.60
278	NASDAQ	PIO	Fri, Jul 18, 2008	21.14	21.28	20.82	21.07
277	NASDAQ	PIO	Thu, Jul 17, 2008	20.65	21.50	20.63	20.98
276	NASDAQ	PIO	Wed, Jul 16, 2008	19.71	20.65	19.71	20.61
275	NASDAQ	PIO	Tue, Jul 15, 2008	20.25	20.37	19.75	19.89
274	NASDAQ	PIO	Mon, Jul 14, 2008	22.26	22.26	20.19	20.23
273	NASDAQ	PIO	Fri, Jul 11, 2008	20.29	21.41	20.25	20.54
272	NASDAQ	PIO	Thu, Jul 10, 2008	20.26	21.10	20.26	20.73
271	NASDAQ	PIO	Wed, Jul 9, 2008	20.99	21.12	20.40	20.65
270	NASDAQ	PIO	Tue, Jul 8, 2008	20.95	20.99	20.44	20.88
269	NASDAQ	PIO	Mon, Jul 7, 2008	21.66	21.66	20.53	20.66
268	NASDAQ	PIO	Thu, Jul 3, 2008	21.15	22.23	20.59	20.62
267	NASDAQ	PIO	Wed, Jul 2, 2008	22.64	22.64	21.01	21.01
266	NASDAQ	PIO	Tue, Jul 1, 2008	22.13	22.13	21.13	21.88
265	NASDAQ	PIO	Mon, Jun 30, 2008	21.51	22.50	21.50	21.50
264	NASDAQ	PIO	Fri, Jun 27, 2008	21.50	21.89	20.89	21.80
263	NASDAQ	PIO	Thu, Jun 26, 2008	22.55	22.60	21.51	21.60
262	NASDAQ	PIO	Wed, Jun 25, 2008	21.91	22.55	21.91	22.36
261	NASDAQ	PIO	Tue, Jun 24, 2008	22.74	22.74	21.90	21.93
260	NASDAQ	PIO	Mon, Jun 23, 2008	22.77	22.77	22.00	22.15
259	NASDAQ	PIO	Fri, Jun 20, 2008	22.85	22.95	22.32	22.95
258	NASDAQ	PIO	Thu, Jun 19, 2008	22.99	22.99	22.60	22.94
257	NASDAQ	PIO	Wed, Jun 18, 2008	22.87	23.46	22.72	22.94
256	NASDAQ	PIO	Tue, Jun 17, 2008	23.75	23.75	23.01	23.17
255	NASDAQ	PIO	Mon, Jun 16, 2008	22.95	23.25	22.85	23.21
254	NASDAQ	PIO	Fri, Jun 13, 2008	22.37	22.95	22.30	22.95
253	NASDAQ	PIO	Thu, Jun 12, 2008	22.93	23.75	22.42	22.50
252	NASDAQ	PIO	Wed, Jun 11, 2008	23.48	23.50	22.91	23.50
251	NASDAQ	PIO	Tue, Jun 10, 2008	23.26	23.70	23.21	23.30
250	NASDAQ	PIO	Mon, Jun 9, 2008	23.19	24.00	23.10	23.61
249	NASDAQ	PIO	Fri, Jun 6, 2008	24.49	24.49	23.65	23.73
248	NASDAQ	PIO	Thu, Jun 5, 2008	23.23	24.48	23.23	24.46
247	NASDAQ	PIO	Wed, Jun 4, 2008	23.75	24.30	23.72	23.92
246	NASDAQ	PIO	Tue, Jun 3, 2008	23.78	24.37	23.70	23.84
245	NASDAQ	PIO	Mon, Jun 2, 2008	24.43	24.43	23.67	23.83
244	NASDAQ	PIO	Fri, May 30, 2008	24.48	24.48	23.19	23.87
243	NASDAQ	PIO	Thu, May 29, 2008	23.79	24.19	23.49	24.19
242	NASDAQ	PIO	Wed, May 28, 2008	23.54	23.75	23.48	23.72
241	NASDAQ	PIO	Tue, May 27, 2008	24.50	24.50	23.30	23.62
240	NASDAQ	PIO	Fri, May 23, 2008	24.54	24.54	23.59	23.72
239	NASDAQ	PIO	Thu, May 22, 2008	24.20	24.45	23.50	23.86
238	NASDAQ	PIO	Wed, May 21, 2008	23.95	24.27	23.55	23.85
237	NASDAQ	PIO	Tue, May 20, 2008	24.56	24.56	23.75	23.98
236	NASDAQ	PIO	Mon, May 19, 2008	24.48	25.00	23.88	24.15
235	NASDAQ	PIO	Fri, May 16, 2008	23.59	23.80	23.48	23.68
234	NASDAQ	PIO	Thu, May 15, 2008	23.16	23.60	23.15	23.55
233	NASDAQ	PIO	Wed, May 14, 2008	23.39	23.40	23.06	23.25
232	NASDAQ	PIO	Tue, May 13, 2008	23.49	23.50	22.98	23.22
231	NASDAQ	PIO	Mon, May 12, 2008	23.37	23.37	22.60	23.25
230	NASDAQ	PIO	Fri, May 9, 2008	23.00	23.00	22.56	22.90
229	NASDAQ	PIO	Thu, May 8, 2008	23.44	23.50	22.81	23.00
228	NASDAQ	PIO	Wed, May 7, 2008	23.06	23.39	22.75	23.00
227	NASDAQ	PIO	Tue, May 6, 2008	23.18	23.18	22.88	23.14
226	NASDAQ	PIO	Mon, May 5, 2008	22.92	23.25	22.92	23.18
225	NASDAQ	PIO	Fri, May 2, 2008	23.18	23.25	22.87	23.10
224	NASDAQ	PIO	Thu, May 1, 2008	22.49	23.07	22.37	23.02
223	NASDAQ	PIO	Wed, Apr 30, 2008	23.24	23.24	22.52	22.61
222	NASDAQ	PIO	Tue, Apr 29, 2008	23.33	23.39	22.42	22.59
221	NASDAQ	PIO	Mon, Apr 28, 2008	22.97	22.97	22.70	22.73
220	NASDAQ	PIO	Fri, Apr 25, 2008	22.67	22.98	22.41	22.75
219	NASDAQ	PIO	Thu, Apr 24, 2008	22.51	22.73	22.00	22.44
218	NASDAQ	PIO	Wed, Apr 23, 2008	22.73	22.80	22.34	22.57
217	NASDAQ	PIO	Tue, Apr 22, 2008	22.67	22.84	22.31	22.55
216	NASDAQ	PIO	Mon, Apr 21, 2008	22.30	22.65	22.01	22.50
215	NASDAQ	PIO	Fri, Apr 18, 2008	22.70	23.40	22.35	22.56
214	NASDAQ	PIO	Thu, Apr 17, 2008	22.75	22.75	22.24	22.44
213	NASDAQ	PIO	Wed, Apr 16, 2008	22.35	22.80	22.05	22.77
212	NASDAQ	PIO	Tue, Apr 15, 2008	22.09	22.10	21.10	22.05
211	NASDAQ	PIO	Mon, Apr 14, 2008	22.48	22.48	21.68	21.69
210	NASDAQ	PIO	Fri, Apr 11, 2008	23.20	23.20	21.76	21.88
209	NASDAQ	PIO	Thu, Apr 10, 2008	21.92	22.22	21.75	22.11
208	NASDAQ	PIO	Wed, Apr 9, 2008	22.58	22.92	22.02	22.08
207	NASDAQ	PIO	Tue, Apr 8, 2008	22.31	22.39	22.01	22.31
206	NASDAQ	PIO	Mon, Apr 7, 2008	23.19	23.19	22.29	22.60
205	NASDAQ	PIO	Fri, Apr 4, 2008	22.49	22.60	22.10	22.43
204	NASDAQ	PIO	Thu, Apr 3, 2008	22.30	22.44	21.69	22.24
203	NASDAQ	PIO	Wed, Apr 2, 2008	22.35	22.55	22.00	22.29
202	NASDAQ	PIO	Tue, Apr 1, 2008	22.63	22.63	21.94	22.38
201	NASDAQ	PIO	Mon, Mar 31, 2008	21.88	22.25	21.60	22.25
200	NASDAQ	PIO	Fri, Mar 28, 2008	22.64	22.64	21.68	21.77
199	NASDAQ	PIO	Thu, Mar 27, 2008	22.56	22.56	21.69	22.00
198	NASDAQ	PIO	Wed, Mar 26, 2008	21.50	21.93	21.45	21.74
197	NASDAQ	PIO	Tue, Mar 25, 2008	22.46	22.46	20.66	21.51
196	NASDAQ	PIO	Mon, Mar 24, 2008	20.89	21.50	20.77	21.42
195	NASDAQ	PIO	Thu, Mar 20, 2008	21.11	21.11	20.44	20.70
194	NASDAQ	PIO	Wed, Mar 19, 2008	21.85	21.85	21.00	21.21
193	NASDAQ	PIO	Tue, Mar 18, 2008	21.94	21.94	21.36	21.85
192	NASDAQ	PIO	Mon, Mar 17, 2008	21.01	21.68	21.01	21.68
191	NASDAQ	PIO	Fri, Mar 14, 2008	22.50	23.28	21.46	21.72
190	NASDAQ	PIO	Thu, Mar 13, 2008	21.64	22.35	21.64	22.35
189	NASDAQ	PIO	Wed, Mar 12, 2008	22.19	22.26	21.10	22.08
188	NASDAQ	PIO	Tue, Mar 11, 2008	22.57	22.57	21.34	22.00
187	NASDAQ	PIO	Mon, Mar 10, 2008	21.67	22.65	21.10	21.29
186	NASDAQ	PIO	Fri, Mar 7, 2008	21.95	22.30	21.50	21.76
185	NASDAQ	PIO	Thu, Mar 6, 2008	22.48	22.48	21.92	22.00
184	NASDAQ	PIO	Wed, Mar 5, 2008	22.25	22.60	21.49	22.46
183	NASDAQ	PIO	Tue, Mar 4, 2008	22.30	22.45	21.80	22.18
182	NASDAQ	PIO	Mon, Mar 3, 2008	22.45	22.63	22.04	22.63
181	NASDAQ	PIO	Fri, Feb 29, 2008	22.88	22.95	22.42	22.60
180	NASDAQ	PIO	Thu, Feb 28, 2008	23.06	23.37	22.81	22.98
179	NASDAQ	PIO	Wed, Feb 27, 2008	23.14	23.24	22.87	23.08
178	NASDAQ	PIO	Tue, Feb 26, 2008	22.60	23.20	22.60	23.15
177	NASDAQ	PIO	Mon, Feb 25, 2008	22.56	23.15	22.41	22.83
176	NASDAQ	PIO	Fri, Feb 22, 2008	22.16	22.69	21.85	22.50
175	NASDAQ	PIO	Thu, Feb 21, 2008	22.09	22.77	21.83	21.97
174	NASDAQ	PIO	Wed, Feb 20, 2008	21.89	21.96	21.53	21.88
173	NASDAQ	PIO	Tue, Feb 19, 2008	22.68	22.68	21.79	21.97
172	NASDAQ	PIO	Fri, Feb 15, 2008	22.49	22.49	21.38	21.85
171	NASDAQ	PIO	Thu, Feb 14, 2008	22.79	22.79	21.74	21.92
170	NASDAQ	PIO	Wed, Feb 13, 2008	21.90	21.95	21.36	21.93
169	NASDAQ	PIO	Tue, Feb 12, 2008	21.55	21.67	21.38	21.57
168	NASDAQ	PIO	Mon, Feb 11, 2008	20.81	21.40	20.81	21.15
167	NASDAQ	PIO	Fri, Feb 8, 2008	21.16	21.20	20.73	20.86
166	NASDAQ	PIO	Thu, Feb 7, 2008	21.25	21.76	21.16	21.16
165	NASDAQ	PIO	Wed, Feb 6, 2008	21.76	21.98	21.27	21.27
164	NASDAQ	PIO	Tue, Feb 5, 2008	21.96	23.21	20.75	21.86
163	NASDAQ	PIO	Mon, Feb 4, 2008	22.53	22.78	22.22	22.22
162	NASDAQ	PIO	Fri, Feb 1, 2008	22.48	23.50	22.11	22.53
161	NASDAQ	PIO	Thu, Jan 31, 2008	22.00	22.29	21.49	22.29
160	NASDAQ	PIO	Wed, Jan 30, 2008	21.64	22.16	21.54	21.78
159	NASDAQ	PIO	Tue, Jan 29, 2008	21.50	21.63	21.30	21.62
158	NASDAQ	PIO	Mon, Jan 28, 2008	21.00	21.47	20.84	21.47
157	NASDAQ	PIO	Fri, Jan 25, 2008	21.33	22.85	20.49	21.12
156	NASDAQ	PIO	Thu, Jan 24, 2008	20.74	21.01	20.65	21.01
155	NASDAQ	PIO	Wed, Jan 23, 2008	19.84	20.54	19.36	20.54
154	NASDAQ	PIO	Tue, Jan 22, 2008	19.44	20.61	19.33	20.55
153	NASDAQ	PIO	Fri, Jan 18, 2008	21.50	21.71	21.02	21.03
152	NASDAQ	PIO	Thu, Jan 17, 2008	22.40	22.40	21.30	21.42
151	NASDAQ	PIO	Wed, Jan 16, 2008	22.23	22.23	21.59	21.88
150	NASDAQ	PIO	Tue, Jan 15, 2008	23.32	23.32	22.18	22.18
149	NASDAQ	PIO	Mon, Jan 14, 2008	22.57	23.26	22.50	22.96
148	NASDAQ	PIO	Fri, Jan 11, 2008	23.12	23.18	22.50	22.55
147	NASDAQ	PIO	Thu, Jan 10, 2008	23.00	23.19	22.77	23.18
146	NASDAQ	PIO	Wed, Jan 9, 2008	22.95	23.30	22.61	23.03
145	NASDAQ	PIO	Tue, Jan 8, 2008	23.79	23.83	23.14	23.30
144	NASDAQ	PIO	Mon, Jan 7, 2008	23.50	26.64	23.13	23.70
143	NASDAQ	PIO	Fri, Jan 4, 2008	24.48	24.50	23.69	23.80
142	NASDAQ	PIO	Thu, Jan 3, 2008	24.24	24.60	24.20	24.40
141	NASDAQ	PIO	Wed, Jan 2, 2008	24.68	24.68	23.90	24.20
140	NASDAQ	PIO	Mon, Dec 31, 2007	24.99	25.12	24.59	24.72
139	NASDAQ	PIO	Fri, Dec 28, 2007	25.90	26.19	24.61	24.81
138	NASDAQ	PIO	Thu, Dec 27, 2007	26.19	26.19	24.79	24.94
137	NASDAQ	PIO	Wed, Dec 26, 2007	22.41	24.82	22.41	24.60
136	NASDAQ	PIO	Mon, Dec 24, 2007	24.34	24.75	24.31	24.62
135	NASDAQ	PIO	Fri, Dec 21, 2007	24.05	24.28	23.98	24.28
134	NASDAQ	PIO	Thu, Dec 20, 2007	23.62	23.67	23.36	23.55
133	NASDAQ	PIO	Wed, Dec 19, 2007	23.72	23.75	23.35	23.50
132	NASDAQ	PIO	Tue, Dec 18, 2007	23.63	23.63	23.21	23.52
131	NASDAQ	PIO	Mon, Dec 17, 2007	23.74	23.74	23.22	23.53
130	NASDAQ	PIO	Fri, Dec 14, 2007	26.77	26.77	23.87	23.89
129	NASDAQ	PIO	Thu, Dec 13, 2007	24.69	24.70	24.34	24.56
128	NASDAQ	PIO	Wed, Dec 12, 2007	25.06	26.87	24.62	24.88
127	NASDAQ	PIO	Tue, Dec 11, 2007	24.80	25.42	24.64	24.65
126	NASDAQ	PIO	Mon, Dec 10, 2007	24.89	25.00	24.77	24.98
125	NASDAQ	PIO	Fri, Dec 7, 2007	25.00	25.00	24.51	24.76
124	NASDAQ	PIO	Thu, Dec 6, 2007	26.43	26.43	24.33	24.75
123	NASDAQ	PIO	Wed, Dec 5, 2007	24.61	24.70	24.34	24.49
122	NASDAQ	PIO	Tue, Dec 4, 2007	24.47	24.47	24.13	24.19
121	NASDAQ	PIO	Mon, Dec 3, 2007	24.54	24.74	24.35	24.41
120	NASDAQ	PIO	Fri, Nov 30, 2007	25.00	25.00	24.36	24.40
119	NASDAQ	PIO	Thu, Nov 29, 2007	24.24	25.50	24.24	25.02
118	NASDAQ	PIO	Wed, Nov 28, 2007	24.10	24.30	23.86	24.25
117	NASDAQ	PIO	Tue, Nov 27, 2007	23.98	24.00	23.57	23.74
116	NASDAQ	PIO	Mon, Nov 26, 2007	23.61	23.98	23.40	23.40
115	NASDAQ	PIO	Fri, Nov 23, 2007	23.76	23.76	23.51	23.68
114	NASDAQ	PIO	Wed, Nov 21, 2007	23.58	23.58	23.18	23.40
113	NASDAQ	PIO	Tue, Nov 20, 2007	23.45	23.88	23.35	23.86
112	NASDAQ	PIO	Mon, Nov 19, 2007	23.99	23.99	23.32	23.35
111	NASDAQ	PIO	Fri, Nov 16, 2007	24.40	24.50	24.08	24.34
110	NASDAQ	PIO	Thu, Nov 15, 2007	25.20	25.59	24.20	24.40
109	NASDAQ	PIO	Wed, Nov 14, 2007	25.37	25.78	25.25	25.29
108	NASDAQ	PIO	Tue, Nov 13, 2007	25.58	26.41	25.00	25.40
107	NASDAQ	PIO	Mon, Nov 12, 2007	24.80	25.56	24.80	25.15
106	NASDAQ	PIO	Fri, Nov 9, 2007	25.95	25.95	25.40	25.69
105	NASDAQ	PIO	Thu, Nov 8, 2007	25.74	26.07	25.74	26.06
104	NASDAQ	PIO	Wed, Nov 7, 2007	25.86	25.90	25.36	25.48
103	NASDAQ	PIO	Tue, Nov 6, 2007	26.04	26.04	25.50	25.90
102	NASDAQ	PIO	Mon, Nov 5, 2007	26.09	26.64	25.57	25.72
101	NASDAQ	PIO	Fri, Nov 2, 2007	26.47	26.48	25.89	26.15
100	NASDAQ	PIO	Thu, Nov 1, 2007	26.79	26.80	26.36	26.39
99	NASDAQ	PIO	Wed, Oct 31, 2007	27.16	27.19	26.80	27.06
98	NASDAQ	PIO	Tue, Oct 30, 2007	26.99	26.99	26.80	26.86
97	NASDAQ	PIO	Mon, Oct 29, 2007	26.99	27.00	26.76	26.97
96	NASDAQ	PIO	Fri, Oct 26, 2007	26.82	26.85	26.52	26.65
95	NASDAQ	PIO	Thu, Oct 25, 2007	26.56	26.56	26.20	26.40
94	NASDAQ	PIO	Wed, Oct 24, 2007	26.58	26.60	25.96	26.29
93	NASDAQ	PIO	Tue, Oct 23, 2007	26.30	26.34	26.08	26.25
92	NASDAQ	PIO	Mon, Oct 22, 2007	25.74	25.80	25.54	25.71
91	NASDAQ	PIO	Fri, Oct 19, 2007	26.44	26.44	25.91	26.09
90	NASDAQ	PIO	Thu, Oct 18, 2007	26.44	26.52	26.27	26.44
89	NASDAQ	PIO	Wed, Oct 17, 2007	26.80	26.80	26.20	26.45
88	NASDAQ	PIO	Tue, Oct 16, 2007	26.50	26.54	26.15	26.20
87	NASDAQ	PIO	Mon, Oct 15, 2007	26.87	26.90	26.47	26.52
86	NASDAQ	PIO	Fri, Oct 12, 2007	26.54	26.55	26.42	26.42
85	NASDAQ	PIO	Thu, Oct 11, 2007	26.50	26.72	26.43	26.54
84	NASDAQ	PIO	Wed, Oct 10, 2007	26.47	26.49	26.19	26.30
83	NASDAQ	PIO	Tue, Oct 9, 2007	26.17	26.19	25.87	26.18
82	NASDAQ	PIO	Mon, Oct 8, 2007	26.27	26.30	26.15	26.23
81	NASDAQ	PIO	Fri, Oct 5, 2007	26.05	26.10	25.89	26.10
80	NASDAQ	PIO	Thu, Oct 4, 2007	25.76	25.76	25.50	25.64
79	NASDAQ	PIO	Wed, Oct 3, 2007	26.04	26.04	25.66	25.77
78	NASDAQ	PIO	Tue, Oct 2, 2007	26.35	26.40	25.84	26.20
77	NASDAQ	PIO	Mon, Oct 1, 2007	25.99	26.10	25.92	26.05
76	NASDAQ	PIO	Fri, Sep 28, 2007	25.90	25.95	25.72	25.79
75	NASDAQ	PIO	Thu, Sep 27, 2007	25.70	25.75	25.42	25.51
74	NASDAQ	PIO	Wed, Sep 26, 2007	25.70	25.70	25.47	25.61
73	NASDAQ	PIO	Tue, Sep 25, 2007	25.38	25.38	25.22	25.31
72	NASDAQ	PIO	Mon, Sep 24, 2007	25.59	25.60	25.23	25.29
71	NASDAQ	PIO	Fri, Sep 21, 2007	25.54	25.69	25.30	25.63
70	NASDAQ	PIO	Thu, Sep 20, 2007	25.54	25.54	25.25	25.39
69	NASDAQ	PIO	Wed, Sep 19, 2007	25.38	25.54	24.28	25.28
68	NASDAQ	PIO	Tue, Sep 18, 2007	24.80	25.25	24.32	25.23
67	NASDAQ	PIO	Mon, Sep 17, 2007	24.73	24.73	24.40	24.60
66	NASDAQ	PIO	Fri, Sep 14, 2007	24.88	24.88	24.42	24.73
65	NASDAQ	PIO	Thu, Sep 13, 2007	25.00	25.05	24.80	24.95
64	NASDAQ	PIO	Wed, Sep 12, 2007	25.08	25.08	24.71	24.89
63	NASDAQ	PIO	Tue, Sep 11, 2007	24.78	24.88	24.68	24.83
62	NASDAQ	PIO	Mon, Sep 10, 2007	24.92	24.95	24.50	24.76
61	NASDAQ	PIO	Fri, Sep 7, 2007	24.80	24.82	24.60	24.68
60	NASDAQ	PIO	Thu, Sep 6, 2007	25.00	25.00	24.80	25.00
59	NASDAQ	PIO	Wed, Sep 5, 2007	25.08	25.08	24.69	24.87
58	NASDAQ	PIO	Tue, Sep 4, 2007	25.09	25.35	25.00	25.35
57	NASDAQ	PIO	Fri, Aug 31, 2007	25.04	25.15	24.85	25.10
56	NASDAQ	PIO	Thu, Aug 30, 2007	24.37	24.70	24.37	24.51
55	NASDAQ	PIO	Wed, Aug 29, 2007	24.11	24.30	24.04	24.30
54	NASDAQ	PIO	Tue, Aug 28, 2007	24.32	24.38	23.90	23.90
53	NASDAQ	PIO	Mon, Aug 27, 2007	24.43	24.75	24.26	24.75
52	NASDAQ	PIO	Fri, Aug 24, 2007	24.09	24.39	24.03	24.39
51	NASDAQ	PIO	Thu, Aug 23, 2007	24.00	24.00	23.71	23.85
50	NASDAQ	PIO	Wed, Aug 22, 2007	23.69	23.76	23.51	23.76
49	NASDAQ	PIO	Tue, Aug 21, 2007	23.25	23.28	23.06	23.19
48	NASDAQ	PIO	Mon, Aug 20, 2007	23.25	23.30	22.85	23.18
47	NASDAQ	PIO	Fri, Aug 17, 2007	21.00	22.99	21.00	22.80
46	NASDAQ	PIO	Thu, Aug 16, 2007	22.53	22.73	21.96	22.73
45	NASDAQ	PIO	Wed, Aug 15, 2007	23.30	23.55	23.01	23.03
44	NASDAQ	PIO	Tue, Aug 14, 2007	24.46	24.55	23.84	23.91
43	NASDAQ	PIO	Mon, Aug 13, 2007	24.30	24.40	23.81	24.16
42	NASDAQ	PIO	Fri, Aug 10, 2007	24.54	24.71	24.29	24.55
41	NASDAQ	PIO	Thu, Aug 9, 2007	24.99	25.15	24.83	24.96
40	NASDAQ	PIO	Wed, Aug 8, 2007	24.88	25.21	24.80	25.10
39	NASDAQ	PIO	Tue, Aug 7, 2007	24.73	24.99	24.54	24.89
38	NASDAQ	PIO	Mon, Aug 6, 2007	24.98	25.05	24.60	24.98
37	NASDAQ	PIO	Fri, Aug 3, 2007	25.30	25.32	24.74	24.75
36	NASDAQ	PIO	Thu, Aug 2, 2007	25.34	25.44	25.24	25.44
35	NASDAQ	PIO	Wed, Aug 1, 2007	25.18	25.31	24.85	25.31
34	NASDAQ	PIO	Tue, Jul 31, 2007	25.44	25.65	25.25	25.25
33	NASDAQ	PIO	Mon, Jul 30, 2007	25.20	25.79	24.03	25.30
32	NASDAQ	PIO	Fri, Jul 27, 2007	25.37	25.50	25.15	25.24
31	NASDAQ	PIO	Thu, Jul 26, 2007	25.89	25.90	25.09	25.45
30	NASDAQ	PIO	Wed, Jul 25, 2007	26.35	26.54	25.99	26.10
29	NASDAQ	PIO	Tue, Jul 24, 2007	26.72	26.75	26.30	26.30
28	NASDAQ	PIO	Mon, Jul 23, 2007	26.83	26.85	26.72	26.73
27	NASDAQ	PIO	Fri, Jul 20, 2007	26.77	26.89	26.47	26.50
26	NASDAQ	PIO	Thu, Jul 19, 2007	26.59	26.70	26.23	26.59
25	NASDAQ	PIO	Wed, Jul 18, 2007	26.46	26.50	26.32	26.42
24	NASDAQ	PIO	Tue, Jul 17, 2007	26.50	26.60	26.43	26.43
23	NASDAQ	PIO	Mon, Jul 16, 2007	26.89	26.90	26.35	26.36
22	NASDAQ	PIO	Fri, Jul 13, 2007	26.74	26.95	26.74	26.95
21	NASDAQ	PIO	Thu, Jul 12, 2007	26.50	26.70	26.50	26.70
20	NASDAQ	PIO	Wed, Jul 11, 2007	26.19	26.35	26.19	26.28
19	NASDAQ	PIO	Tue, Jul 10, 2007	26.40	26.45	26.12	26.20
18	NASDAQ	PIO	Mon, Jul 9, 2007	26.46	26.55	26.36	26.54
17	NASDAQ	PIO	Fri, Jul 6, 2007	26.08	26.44	26.08	26.43
16	NASDAQ	PIO	Thu, Jul 5, 2007	25.98	26.26	25.84	25.94
15	NASDAQ	PIO	Tue, Jul 3, 2007	26.20	26.30	26.19	26.25
14	NASDAQ	PIO	Mon, Jul 2, 2007	25.72	26.00	25.71	26.00
13	NASDAQ	PIO	Fri, Jun 29, 2007	25.29	25.45	25.25	25.37
12	NASDAQ	PIO	Thu, Jun 28, 2007	25.25	25.35	25.12	25.12
11	NASDAQ	PIO	Wed, Jun 27, 2007	25.10	25.25	25.00	25.25
10	NASDAQ	PIO	Tue, Jun 26, 2007	25.25	25.30	24.90	24.90
9	NASDAQ	PIO	Mon, Jun 25, 2007	25.45	25.60	25.25	25.35
8	NASDAQ	PIO	Fri, Jun 22, 2007	25.54	25.60	25.34	25.47
7	NASDAQ	PIO	Thu, Jun 21, 2007	25.49	25.76	25.45	25.65
6	NASDAQ	PIO	Wed, Jun 20, 2007	25.77	26.11	25.67	25.67
5	NASDAQ	PIO	Tue, Jun 19, 2007	25.38	25.68	25.38	25.67
4	NASDAQ	PIO	Mon, Jun 18, 2007	25.45	25.50	25.42	25.47
3	NASDAQ	PIO	Fri, Jun 15, 2007	25.15	25.66	25.10	25.54
2	NASDAQ	PIO	Thu, Jun 14, 2007	25.07	25.31	25.07	25.20
1	NASDAQ	PIO	Wed, Jun 13, 2007	24.43	24.75	24.42	24.70
#	Exchange	Symbol	Date	Open	High	Low	Close

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