Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	55.95	56.24	55.53	55.64	2,704,851	-0.25(-0.46%)
May 23, 2011	55.71	56.20	55.70	55.89	5,858,965	-0.84(-1.48%)
May 20, 2011	56.99	57.12	56.46	56.73	1,698,595	-0.45(-0.78%)
May 19, 2011	57.45	57.50	56.75	57.18	1,634,227	+0.11(+0.19%)
May 18, 2011	56.38	57.07	56.28	57.07	2,715,076	+0.73(+1.30%)
May 17, 2011	56.03	56.52	56.01	56.34	3,673,903	-0.18(-0.31%)
May 16, 2011	56.72	57.41	56.46	56.52	1,894,490	-0.65(-1.13%)
May 13, 2011	58.03	58.20	56.98	57.16	2,210,764	-0.81(-1.40%)
May 12, 2011	57.18	58.13	56.96	57.97	2,698,032	+0.40(+0.70%)
May 11, 2011	58.47	58.47	57.33	57.57	3,298,361	-1.00(-1.70%)
May 10, 2011	57.87	58.60	57.87	58.57	5,209,221	+0.93(+1.61%)
May 09, 2011	57.11	57.73	56.97	57.64	2,701,812	+0.53(+0.93%)
May 06, 2011	57.58	57.87	56.89	57.11	2,490,530	+0.09(+0.16%)
May 05, 2011	56.87	57.76	56.71	57.02	5,825,331	-0.29(-0.50%)
May 04, 2011	58.01	58.16	57.01	57.30	3,486,842	-0.70(-1.21%)
May 03, 2011	58.40	58.66	57.57	58.00	3,177,395	-0.50(-0.86%)
May 02, 2011	58.58	58.60	58.44	58.51	3,645,111	-0.59(-0.99%)
Apr 29, 2011	58.98	59.28	58.78	59.09	1,302,952	+0.17(+0.29%)
Apr 28, 2011	58.58	58.98	58.52	58.92	2,911,821	+0.27(+0.46%)
Apr 27, 2011	58.31	58.75	58.24	58.65	1,466,858	+0.29(+0.50%)
Apr 26, 2011	57.77	58.66	57.76	58.36	2,865,846	+0.65(+1.12%)
Apr 25, 2011	57.70	57.78	57.36	57.71	891,518	-0.01(-0.01%)
Apr 21, 2011	57.65	57.76	57.27	57.72	1,035,317	+0.34(+0.59%)
Apr 20, 2011	57.33	57.45	57.08	57.38	1,667,866	+0.95(+1.68%)
Apr 19, 2011	56.70	56.85	56.17	56.43	2,166,723	-0.08(-0.14%)
Apr 18, 2011	56.58	56.58	56.05	56.51	1,763,889	-0.83(-1.45%)
Apr 15, 2011	56.79	57.35	56.62	57.34	1,174,048	+0.56(+0.99%)
Apr 14, 2011	56.11	56.82	56.01	56.78	1,696,304	+0.30(+0.53%)
Apr 13, 2011	56.99	57.06	56.18	56.48	2,263,724	-0.20(-0.35%)
Apr 12, 2011	57.06	57.34	56.64	56.68	2,318,991	-0.69(-1.21%)
Apr 11, 2011	57.93	58.13	57.19	57.37	2,255,502	-0.59(-1.02%)
Apr 08, 2011	58.78	58.91	57.73	57.97	1,575,562	-0.66(-1.13%)
Apr 07, 2011	59.00	59.21	58.47	58.63	1,888,798	-0.39(-0.67%)
Apr 06, 2011	59.07	59.19	58.74	59.02	2,280,938	+0.29(+0.50%)
Apr 05, 2011	58.49	59.16	58.38	58.73	1,386,716	+0.13(+0.22%)
Apr 04, 2011	58.54	58.71	58.46	58.60	1,101,596	+0.17(+0.29%)
Apr 01, 2011	58.63	58.76	58.26	58.43	1,744,805	+0.27(+0.46%)
Mar 31, 2011	57.88	58.25	57.86	58.16	1,457,830	+0.21(+0.36%)
Mar 30, 2011	57.95	57.95	57.95	57.95	1,492,783	+0.70(+1.23%)
Mar 29, 2011	56.82	57.33	56.54	57.25	1,958,988	+0.42(+0.73%)
Mar 28, 2011	57.12	57.33	56.79	56.83	1,028,282	-0.20(-0.35%)
Mar 25, 2011	56.88	57.63	56.61	57.03	1,696,645	+0.45(+0.79%)
Mar 24, 2011	56.68	56.75	56.12	56.58	1,060,091	+0.26(+0.46%)
Mar 23, 2011	56.26	56.50	55.59	56.33	1,473,314	-0.04(-0.07%)
Mar 22, 2011	56.56	56.76	56.20	56.36	1,279,988	-0.23(-0.41%)
Mar 21, 2011	56.42	56.59	56.24	56.59	2,228,985	+1.26(+2.28%)
Mar 18, 2011	55.27	55.43	55.03	55.33	2,082,863	+0.78(+1.44%)
Mar 17, 2011	55.11	55.17	54.55	54.55	3,658,924	+0.27(+0.50%)
Mar 16, 2011	54.75	55.16	53.97	54.28	5,501,835	-0.65(-1.19%)
Mar 15, 2011	54.70	55.31	54.61	54.93	3,568,110	-0.47(-0.85%)
Mar 14, 2011	55.33	55.74	54.87	55.40	2,616,757	-0.38(-0.69%)
Mar 11, 2011	55.19	56.11	55.18	55.79	2,342,132	+0.11(+0.19%)
Mar 10, 2011	56.50	56.50	55.56	55.68	2,385,816	-1.47(-2.57%)
Mar 09, 2011	57.26	57.50	56.95	57.15	2,680,061	-0.12(-0.20%)
Mar 08, 2011	56.36	57.50	56.03	57.26	1,758,350	+0.91(+1.62%)
Mar 07, 2011	57.33	57.45	55.90	56.35	2,348,335	-0.85(-1.48%)
Mar 04, 2011	57.62	57.62	56.63	57.19	3,286,509	-0.02(-0.04%)
Mar 03, 2011	56.96	57.73	56.93	57.22	1,746,760	+0.77(+1.36%)
Mar 02, 2011	56.28	56.70	55.99	56.45	2,137,775	+0.16(+0.29%)

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