Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	22.61	22.72	22.50	22.55	4,135,717	-0.25(-1.09%)
Apr 27, 2012	22.90	22.93	22.71	22.80	6,696,180	+0.51(+2.28%)
Apr 26, 2012	22.08	22.34	22.00	22.29	7,452,367	+0.11(+0.51%)
Apr 25, 2012	22.26	22.32	22.08	22.18	5,570,423	+0.17(+0.75%)
Apr 24, 2012	21.82	22.14	21.80	22.02	10,952,608	+0.38(+1.75%)
Apr 23, 2012	21.61	21.71	21.44	21.64	11,971,787	-0.40(-1.80%)
Apr 20, 2012	21.86	22.16	21.86	22.03	13,526,671	+0.30(+1.36%)
Apr 19, 2012	21.87	21.94	21.56	21.74	16,645,562	-0.11(-0.49%)
Apr 18, 2012	21.76	22.00	21.75	21.84	10,839,629	-0.16(-0.72%)
Apr 17, 2012	21.76	22.03	21.66	22.00	5,765,806	+0.41(+1.92%)
Apr 16, 2012	21.60	21.65	21.45	21.59	5,346,946	+0.20(+0.94%)
Apr 13, 2012	21.41	21.45	21.25	21.39	7,233,445	-0.36(-1.66%)
Apr 12, 2012	21.55	21.86	21.55	21.75	6,714,531	+0.18(+0.85%)
Apr 11, 2012	21.62	21.69	21.43	21.57	11,750,825	+0.18(+0.83%)
Apr 10, 2012	21.76	21.86	21.34	21.39	8,010,142	-0.48(-2.19%)
Apr 09, 2012	21.59	21.97	21.59	21.87	4,694,994	-0.07(-0.30%)
Apr 05, 2012	21.87	21.95	21.76	21.93	8,240,184	-0.32(-1.46%)
Apr 04, 2012	22.34	22.41	22.11	22.26	7,983,902	-0.54(-2.38%)
Apr 03, 2012	23.18	23.20	22.72	22.80	3,838,922	-0.41(-1.76%)
Apr 02, 2012	22.82	23.23	22.79	23.21	3,855,748	+0.32(+1.39%)
Mar 30, 2012	22.94	23.01	22.82	22.89	3,969,030	+0.21(+0.94%)
Mar 29, 2012	22.69	22.72	22.50	22.68	4,167,234	-0.24(-1.03%)
Mar 28, 2012	23.15	23.15	22.78	22.91	6,039,424	-0.01(-0.03%)
Mar 27, 2012	22.98	22.98	22.82	22.92	3,949,552	-0.01(-0.05%)
Mar 26, 2012	22.71	22.97	22.68	22.93	3,561,203	+0.30(+1.33%)
Mar 23, 2012	22.52	22.66	22.40	22.63	2,178,976	-0.08(-0.36%)
Mar 22, 2012	22.58	22.78	22.56	22.71	3,148,835	-0.14(-0.59%)
Mar 21, 2012	22.96	23.02	22.77	22.85	3,089,087	-0.05(-0.21%)
Mar 20, 2012	22.78	22.95	22.77	22.90	2,791,958	-0.09(-0.41%)
Mar 19, 2012	22.82	23.09	22.81	22.99	2,179,785	+0.01(+0.05%)
Mar 16, 2012	23.03	23.07	22.93	22.98	3,197,524	+0.04(+0.18%)
Mar 15, 2012	22.86	22.94	22.67	22.94	3,096,368	+0.19(+0.83%)
Mar 14, 2012	22.83	22.89	22.69	22.75	3,093,798	-0.08(-0.36%)
Mar 13, 2012	22.62	22.85	22.59	22.83	2,678,232	+0.27(+1.20%)
Mar 12, 2012	22.49	22.59	22.42	22.56	1,659,641	+0.06(+0.29%)
Mar 09, 2012	22.43	22.59	22.39	22.49	2,317,564	-0.04(-0.18%)
Mar 08, 2012	22.29	22.58	22.24	22.54	4,447,634	+0.56(+2.53%)
Mar 07, 2012	21.96	22.05	21.86	21.98	3,966,222	+0.15(+0.70%)
Mar 06, 2012	22.03	22.09	21.80	21.83	7,824,730	-0.63(-2.81%)
Mar 05, 2012	22.53	22.58	22.44	22.46	2,509,326	+0.11(+0.50%)
Mar 02, 2012	22.39	22.46	22.30	22.35	2,527,809	-0.15(-0.66%)
Mar 01, 2012	22.21	22.51	22.20	22.49	6,663,640	+0.62(+2.84%)
Feb 29, 2012	22.23	22.26	21.87	21.87	4,756,932	-0.32(-1.44%)
Feb 28, 2012	22.13	22.29	22.02	22.19	3,553,090	+0.04(+0.16%)
Feb 27, 2012	22.05	22.28	22.03	22.16	2,590,529	-0.19(-0.85%)
Feb 24, 2012	22.33	22.47	22.32	22.35	3,605,046	+0.05(+0.21%)
Feb 23, 2012	22.13	22.30	22.02	22.30	4,602,514	+0.47(+2.14%)
Feb 22, 2012	21.90	22.06	21.82	21.83	5,154,071	-0.19(-0.88%)
Feb 21, 2012	22.00	22.18	21.93	22.03	2,889,950	+0.07(+0.30%)
Feb 17, 2012	21.98	22.00	21.88	21.96	4,086,113	+0.04(+0.19%)
Feb 16, 2012	21.77	21.96	21.71	21.92	4,325,719	+0.10(+0.46%)
Feb 15, 2012	21.91	21.93	21.77	21.82	3,162,875	-0.08(-0.35%)
Feb 14, 2012	22.04	22.09	21.79	21.90	3,522,677	-0.30(-1.33%)
Feb 13, 2012	22.18	22.25	22.07	22.19	2,742,776	+0.20(+0.91%)
Feb 10, 2012	21.87	22.07	21.80	21.99	3,667,055	-0.11(-0.48%)
Feb 09, 2012	22.17	22.17	21.92	22.10	4,758,138	+0.16(+0.73%)
Feb 08, 2012	21.89	22.03	21.70	21.94	10,807,680	-0.24(-1.07%)
Feb 07, 2012	21.92	22.20	21.86	22.17	6,162,205	+0.49(+2.26%)
Feb 06, 2012	21.48	21.74	21.45	21.68	4,724,747	-0.01(-0.05%)
Feb 03, 2012	21.63	21.72	21.53	21.70	5,959,220	+0.02(+0.08%)
Feb 02, 2012	21.73	21.77	21.60	21.68	4,317,185	-0.10(-0.46%)

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