Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	21.05	21.17	20.83	21.04	3,579,276	+0.17(+0.80%)
May 30, 2012	20.98	21.06	20.83	20.87	6,081,727	-0.46(-2.17%)
May 29, 2012	21.44	21.54	21.26	21.34	3,459,546	+0.12(+0.58%)
May 25, 2012	21.09	21.30	21.06	21.21	6,006,218	+0.05(+0.23%)
May 24, 2012	21.17	21.28	21.01	21.17	5,008,089	+0.08(+0.38%)
May 23, 2012	21.25	21.33	20.87	21.09	6,303,624	-0.51(-2.35%)
May 22, 2012	21.62	21.76	21.47	21.59	7,556,279	+0.09(+0.40%)
May 21, 2012	21.34	21.53	21.28	21.51	10,253,089	+0.36(+1.73%)
May 18, 2012	21.31	21.33	21.07	21.14	6,739,685	+0.01(+0.06%)
May 17, 2012	21.20	21.33	21.10	21.13	15,033,363	-0.07(-0.35%)
May 16, 2012	21.38	21.51	21.17	21.20	20,184,848	-0.19(-0.90%)
May 15, 2012	21.51	21.62	21.34	21.39	5,615,850	-0.32(-1.48%)
May 14, 2012	21.75	21.88	21.70	21.72	4,582,157	-0.49(-2.23%)
May 11, 2012	22.02	22.48	22.01	22.21	8,213,772	+0.08(+0.36%)
May 10, 2012	22.35	22.47	22.12	22.13	5,658,006	-0.08(-0.36%)
May 09, 2012	22.07	22.35	22.01	22.21	4,139,330	-0.13(-0.58%)
May 08, 2012	22.37	22.44	22.09	22.34	4,437,993	-0.13(-0.58%)
May 07, 2012	22.19	22.52	22.17	22.47	4,907,355	+0.14(+0.63%)
May 04, 2012	22.55	22.68	22.33	22.33	10,452,560	-0.42(-1.84%)
May 03, 2012	22.85	22.89	22.67	22.75	3,866,549	+0.01(+0.05%)
May 02, 2012	22.68	22.74	22.55	22.74	5,701,423	+0.09(+0.39%)
May 01, 2012	22.62	22.69	22.54	22.65	2,912,935	+0.09(+0.42%)
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%)

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