Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	20.74	20.74	20.42	20.49	935,064	-0.30(-1.45%)
Apr 27, 2012	20.89	20.89	20.65	20.80	1,012,950	+0.02(+0.10%)
Apr 26, 2012	20.80	20.88	20.58	20.77	546,393	-0.03(-0.14%)
Apr 25, 2012	20.80	20.89	20.63	20.80	618,664	+0.21(+1.02%)
Apr 24, 2012	20.45	20.77	20.44	20.59	947,779	+0.12(+0.58%)
Apr 23, 2012	20.48	20.51	20.25	20.47	1,034,875	-0.20(-0.95%)
Apr 20, 2012	20.45	20.75	20.42	20.67	881,993	+0.29(+1.45%)
Apr 19, 2012	20.37	20.57	20.18	20.37	643,955	+0.09(+0.45%)
Apr 18, 2012	20.35	20.58	20.04	20.28	934,760	-0.22(-1.10%)
Apr 17, 2012	20.31	20.61	20.18	20.51	1,397,420	+0.29(+1.42%)
Apr 16, 2012	20.23	20.35	20.07	20.22	1,062,484	-0.01(-0.04%)
Apr 13, 2012	20.42	20.48	20.17	20.23	1,132,459	-0.20(-0.96%)
Apr 12, 2012	20.37	20.48	20.17	20.42	1,253,016	+0.39(+1.96%)
Apr 11, 2012	20.05	20.09	19.93	20.03	671,002	+0.22(+1.10%)
Apr 10, 2012	20.33	20.35	19.81	19.81	873,826	-0.55(-2.72%)
Apr 09, 2012	20.32	20.42	20.22	20.37	613,000	-0.24(-1.16%)
Apr 05, 2012	20.63	20.81	20.54	20.61	388,694	-0.06(-0.31%)
Apr 04, 2012	20.58	20.74	20.41	20.67	1,047,141	-0.12(-0.57%)
Apr 03, 2012	20.69	20.91	20.62	20.79	832,250	+0.07(+0.34%)
Apr 02, 2012	20.75	20.92	20.64	20.72	1,157,112	-0.06(-0.27%)
Mar 30, 2012	20.93	21.03	20.66	20.77	773,206	-0.06(-0.27%)
Mar 29, 2012	20.68	20.86	20.57	20.83	790,993	+0.01(+0.07%)
Mar 28, 2012	20.91	20.93	20.45	20.82	952,137	-0.06(-0.30%)
Mar 27, 2012	20.96	21.05	20.87	20.88	520,977	-0.04(-0.17%)
Mar 26, 2012	20.96	21.06	20.74	20.91	832,225	+0.10(+0.47%)
Mar 23, 2012	20.56	20.82	20.36	20.82	975,821	+0.24(+1.16%)
Mar 22, 2012	20.74	20.74	20.37	20.58	768,748	-0.25(-1.21%)
Mar 21, 2012	20.91	20.95	20.75	20.83	690,676	-0.09(-0.44%)
Mar 20, 2012	20.78	20.99	20.66	20.92	660,324	+0.01(+0.03%)
Mar 19, 2012	20.88	21.13	20.77	20.91	965,776	+0.06(+0.27%)
Mar 16, 2012	20.86	21.05	20.80	20.86	1,873,079	-0.07(-0.34%)
Mar 15, 2012	20.86	21.00	20.72	20.93	1,370,437	+0.04(+0.20%)
Mar 14, 2012	20.91	21.10	20.77	20.89	1,684,973	-0.34(-1.59%)
Mar 13, 2012	20.99	21.32	20.99	21.22	1,985,630	+0.28(+1.34%)
Mar 12, 2012	21.04	21.04	20.70	20.94	1,202,336	-0.08(-0.40%)
Mar 09, 2012	21.19	21.32	20.95	21.03	1,080,797	-0.12(-0.56%)
Mar 08, 2012	20.85	21.24	20.79	21.14	1,164,532	+0.42(+2.02%)
Mar 07, 2012	20.46	20.80	20.40	20.73	696,975	+0.26(+1.29%)
Mar 06, 2012	20.48	20.54	20.29	20.46	857,076	-0.18(-0.88%)
Mar 05, 2012	20.78	20.85	20.57	20.64	784,067	-0.22(-1.03%)
Mar 02, 2012	20.77	20.90	20.64	20.86	857,070	+0.14(+0.67%)
Mar 01, 2012	20.71	20.85	20.61	20.72	777,069	+0.08(+0.41%)
Feb 29, 2012	20.46	20.93	20.43	20.64	1,547,746	+0.30(+1.47%)
Feb 28, 2012	20.18	20.34	20.07	20.34	796,012	+0.19(+0.93%)
Feb 27, 2012	20.01	20.29	19.85	20.15	1,771,083	+0.01(+0.03%)
Feb 24, 2012	20.29	20.41	20.11	20.14	747,535	-0.17(-0.86%)
Feb 23, 2012	20.16	20.48	20.04	20.32	820,981	+0.20(+1.00%)
Feb 22, 2012	20.45	20.45	19.90	20.11	1,838,094	-0.33(-1.63%)
Feb 21, 2012	20.52	20.85	20.36	20.45	550,364	-0.03(-0.17%)
Feb 17, 2012	20.63	20.68	20.37	20.48	546,487	-0.10(-0.51%)
Feb 16, 2012	20.47	20.74	20.20	20.59	1,102,724	+0.10(+0.48%)
Feb 15, 2012	20.58	20.78	20.43	20.49	995,970	-0.02(-0.10%)
Feb 14, 2012	20.53	20.55	20.36	20.51	561,940	-0.07(-0.34%)
Feb 13, 2012	20.47	20.62	20.37	20.58	806,374	+0.36(+1.79%)
Feb 10, 2012	20.19	20.32	20.03	20.22	685,654	-0.18(-0.89%)
Feb 09, 2012	20.35	20.41	20.02	20.40	644,907	+0.13(+0.62%)
Feb 08, 2012	20.14	20.37	20.11	20.27	702,107	+0.13(+0.62%)
Feb 07, 2012	20.18	20.40	20.12	20.15	616,504	-0.03(-0.14%)
Feb 06, 2012	20.10	20.20	19.98	20.18	629,363	-0.01(-0.07%)
Feb 03, 2012	19.95	20.37	19.95	20.19	969,057	+0.47(+2.40%)
Feb 02, 2012	19.79	19.96	19.70	19.72	585,377	-0.01(-0.07%)

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