Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	39.86	39.99	39.64	39.76	25,870,822	+0.23(+0.58%)
May 23, 2011	39.53	39.70	39.35	39.53	30,672,796	-0.94(-2.31%)
May 20, 2011	40.77	40.81	40.31	40.47	27,733,458	-0.58(-1.42%)
May 19, 2011	40.93	41.09	40.69	41.05	16,292,212	+0.23(+0.57%)
May 18, 2011	40.52	40.93	40.43	40.81	19,202,892	+0.25(+0.61%)
May 17, 2011	40.26	40.59	40.08	40.57	27,347,192	+0.09(+0.21%)
May 16, 2011	40.45	40.92	40.35	40.48	28,906,954	-0.07(-0.18%)
May 13, 2011	41.11	41.14	40.33	40.55	31,221,184	-0.64(-1.56%)
May 12, 2011	40.93	41.39	40.68	41.19	33,085,210	+0.13(+0.33%)
May 11, 2011	41.68	41.73	40.90	41.06	49,592,708	-0.84(-2.01%)
May 10, 2011	41.65	41.92	41.56	41.90	23,478,824	+0.39(+0.95%)
May 09, 2011	41.23	41.54	41.05	41.51	25,749,642	+0.29(+0.71%)
May 06, 2011	41.77	41.92	40.99	41.21	36,654,960	+0.02(+0.05%)
May 05, 2011	41.56	41.67	41.03	41.19	38,190,536	-0.83(-1.97%)
May 04, 2011	42.44	42.45	41.88	42.02	27,751,226	-0.36(-0.85%)
May 03, 2011	42.59	42.70	42.19	42.39	21,259,900	-0.35(-0.81%)
May 02, 2011	42.75	42.82	42.67	42.73	27,961,244	+0.27(+0.65%)
Apr 29, 2011	42.68	42.87	42.46	42.46	26,454,470	-0.20(-0.47%)
Apr 28, 2011	42.35	42.68	42.34	42.66	29,608,390	+0.29(+0.68%)
Apr 27, 2011	41.99	42.41	41.72	42.37	23,963,280	+0.52(+1.25%)
Apr 26, 2011	41.64	41.92	41.56	41.85	16,975,040	+0.32(+0.77%)
Apr 25, 2011	41.56	41.61	41.37	41.53	17,331,028	+0.00(+0.00%)
Apr 21, 2011	41.56	41.60	41.39	41.53	19,176,016	+0.27(+0.65%)
Apr 20, 2011	41.17	41.30	41.10	41.26	24,931,094	+1.02(+2.54%)
Apr 19, 2011	40.16	40.30	40.03	40.24	17,454,800	+0.29(+0.74%)
Apr 18, 2011	39.88	40.02	39.50	39.94	30,897,638	-0.84(-2.05%)
Apr 15, 2011	40.71	40.85	40.55	40.78	21,920,904	-0.06(-0.15%)
Apr 14, 2011	40.53	40.91	40.42	40.84	22,588,002	+0.18(+0.44%)
Apr 13, 2011	40.98	41.01	40.55	40.66	21,920,584	+0.12(+0.30%)
Apr 12, 2011	40.73	40.78	40.42	40.54	21,713,912	-0.38(-0.93%)
Apr 11, 2011	41.11	41.22	40.83	40.92	15,197,310	-0.08(-0.20%)
Apr 08, 2011	41.15	41.21	40.89	41.00	18,604,596	+0.33(+0.82%)
Apr 07, 2011	40.77	40.90	40.43	40.67	23,998,416	-0.20(-0.49%)
Apr 06, 2011	40.70	40.92	40.68	40.87	21,233,202	+0.33(+0.83%)
Apr 05, 2011	40.28	40.66	40.25	40.53	21,728,768	-0.10(-0.25%)
Apr 04, 2011	40.69	40.72	40.47	40.63	29,013,912	+0.05(+0.13%)
Apr 01, 2011	40.27	40.63	40.09	40.58	22,618,776	+0.38(+0.95%)
Mar 31, 2011	40.14	40.34	40.04	40.20	32,416,892	-0.19(-0.48%)
Mar 30, 2011	40.39	40.44	40.39	40.39	20,462,628	+0.48(+1.19%)
Mar 29, 2011	39.61	39.92	39.46	39.92	21,489,680	+0.21(+0.52%)
Mar 28, 2011	39.84	39.97	39.68	39.71	17,760,764	-0.02(-0.05%)
Mar 25, 2011	39.86	40.05	39.72	39.73	18,976,036	-0.44(-1.10%)
Mar 24, 2011	39.82	40.17	39.70	40.17	21,634,590	+0.53(+1.33%)
Mar 23, 2011	39.35	39.75	39.20	39.64	26,009,142	+0.05(+0.12%)
Mar 22, 2011	39.68	39.72	39.40	39.60	24,999,738	-0.11(-0.28%)
Mar 21, 2011	39.57	39.77	39.54	39.71	36,072,512	+0.95(+2.46%)
Mar 18, 2011	38.80	38.87	38.57	38.75	66,571,404	+0.53(+1.38%)
Mar 17, 2011	38.28	38.44	37.98	38.22	45,836,320	+1.47(+3.99%)
Mar 16, 2011	37.92	38.04	36.20	36.76	61,007,512	-1.42(-3.72%)
Mar 15, 2011	37.87	38.39	37.81	38.18	65,157,120	-0.82(-2.09%)
Mar 14, 2011	38.72	39.03	38.57	38.99	46,691,808	-0.71(-1.79%)
Mar 11, 2011	39.37	39.80	39.37	39.70	26,499,192	+0.00(+0.00%)
Mar 10, 2011	39.97	39.98	39.64	39.70	37,328,876	-1.01(-2.48%)
Mar 09, 2011	40.71	40.81	40.53	40.71	19,520,246	+0.01(+0.03%)
Mar 08, 2011	40.51	40.83	40.28	40.70	20,083,128	+0.13(+0.31%)
Mar 07, 2011	41.14	41.24	40.47	40.57	24,627,150	-0.39(-0.96%)
Mar 04, 2011	41.19	41.28	40.69	40.97	27,188,534	-0.37(-0.91%)
Mar 03, 2011	41.17	41.36	40.99	41.34	24,045,070	+0.54(+1.31%)
Mar 02, 2011	40.69	41.01	40.64	40.81	26,680,416	+0.20(+0.49%)

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