Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	54.69	55.00	53.39	53.47	928,232	-0.74(-1.37%)
May 23, 2011	53.65	55.00	53.50	54.21	1,039,050	-0.58(-1.06%)
May 20, 2011	54.77	55.26	54.53	54.79	1,103,837	-0.32(-0.58%)
May 19, 2011	55.21	56.05	54.69	55.11	1,610,194	-0.08(-0.14%)
May 18, 2011	51.83	55.78	51.83	55.19	2,502,179	+3.55(+6.87%)
May 17, 2011	52.05	53.61	51.52	51.64	1,409,052	-0.82(-1.56%)
May 16, 2011	51.36	54.14	50.92	52.46	1,714,600	+0.84(+1.63%)
May 13, 2011	52.07	52.91	50.99	51.62	826,914	-0.49(-0.94%)
May 12, 2011	50.84	52.44	50.13	52.11	882,827	+1.49(+2.94%)
May 11, 2011	51.72	52.28	50.27	50.62	1,024,203	-1.18(-2.28%)
May 10, 2011	51.47	52.86	50.92	51.80	1,275,778	+0.87(+1.71%)
May 09, 2011	51.20	51.37	49.57	50.93	997,831	-0.07(-0.14%)
May 06, 2011	50.71	51.48	50.06	51.00	1,173,401	+1.34(+2.70%)
May 05, 2011	49.46	50.67	49.05	49.66	926,994	-0.30(-0.60%)
May 04, 2011	51.01	51.34	48.17	49.96	1,592,051	-0.65(-1.28%)
May 03, 2011	51.18	52.49	49.63	50.61	1,259,291	-0.96(-1.86%)
May 02, 2011	51.26	52.26	51.03	51.57	1,248,392	+0.44(+0.86%)
Apr 29, 2011	50.60	51.39	49.95	51.13	778,267	+0.78(+1.55%)
Apr 28, 2011	50.91	50.94	49.19	50.35	1,398,639	+0.03(+0.06%)
Apr 27, 2011	50.26	51.00	49.64	50.32	1,421,247	+0.30(+0.60%)
Apr 26, 2011	49.52	50.24	48.27	50.02	2,560,516	+2.05(+4.27%)
Apr 25, 2011	48.21	48.72	47.16	47.97	1,924,404	-0.93(-1.90%)
Apr 21, 2011	48.14	50.00	48.14	48.90	808,397	+0.20(+0.41%)
Apr 20, 2011	46.99	48.75	46.95	48.70	1,156,690	+2.19(+4.71%)
Apr 19, 2011	46.86	46.99	45.38	46.51	1,453,782	-0.30(-0.64%)
Apr 18, 2011	47.50	47.76	46.25	46.81	1,182,847	-0.69(-1.45%)
Apr 15, 2011	47.16	48.08	47.16	47.50	1,121,875	+0.02(+0.04%)
Apr 14, 2011	46.07	47.72	46.07	47.48	1,035,242	+0.78(+1.67%)
Apr 13, 2011	46.90	47.35	46.22	46.70	1,300,900	+0.23(+0.49%)
Apr 12, 2011	48.37	48.50	46.35	46.47	1,257,167	-2.17(-4.46%)
Apr 11, 2011	49.16	49.83	48.39	48.64	866,940	-0.59(-1.20%)
Apr 08, 2011	49.82	50.66	48.70	49.23	736,379	-0.43(-0.87%)
Apr 07, 2011	49.42	50.16	48.55	49.66	941,609	+0.26(+0.53%)
Apr 06, 2011	50.52	50.65	48.51	49.40	848,952	-0.30(-0.60%)
Apr 05, 2011	49.32	50.68	49.20	49.70	1,043,530	+0.01(+0.02%)
Apr 04, 2011	50.02	50.60	49.09	49.69	997,604	+0.12(+0.24%)
Apr 01, 2011	51.06	51.11	49.20	49.57	1,102,729	-1.27(-2.50%)
Mar 31, 2011	51.51	51.58	50.35	50.84	644,688	-0.43(-0.84%)
Mar 30, 2011	50.44	51.97	50.43	51.27	920,494	+1.03(+2.05%)
Mar 29, 2011	49.50	50.36	48.88	50.24	585,803	+0.52(+1.05%)
Mar 28, 2011	50.90	51.23	49.61	49.72	667,013	-0.69(-1.37%)
Mar 25, 2011	50.18	51.49	49.79	50.41	973,746	+0.40(+0.80%)
Mar 24, 2011	49.24	50.16	48.95	50.01	1,065,882	+1.21(+2.48%)
Mar 23, 2011	46.60	49.10	46.52	48.80	1,562,403	-0.53(-1.07%)
Mar 22, 2011	50.78	51.00	48.45	49.33	1,098,659	-1.51(-2.97%)
Mar 21, 2011	50.19	51.00	48.53	50.84	1,650,010	+2.78(+5.78%)
Mar 18, 2011	49.20	49.49	47.86	48.06	1,101,221	-0.74(-1.52%)
Mar 17, 2011	48.99	49.75	48.65	48.80	938,181	+1.38(+2.91%)
Mar 16, 2011	48.76	49.89	47.25	47.42	1,398,736	-0.60(-1.25%)
Mar 15, 2011	45.29	48.64	45.00	48.02	1,123,786	+0.54(+1.14%)
Mar 14, 2011	46.34	48.49	46.27	47.48	827,999	+0.36(+0.76%)
Mar 11, 2011	46.99	47.74	46.33	47.12	676,028	-0.20(-0.42%)
Mar 10, 2011	47.70	47.88	46.26	47.32	1,556,841	-0.88(-1.83%)
Mar 09, 2011	48.23	50.00	47.50	48.20	1,514,823	-0.32(-0.66%)
Mar 08, 2011	47.65	49.55	46.80	48.52	1,293,862	+0.70(+1.46%)
Mar 07, 2011	48.15	48.48	46.95	47.82	1,522,245	+0.78(+1.66%)
Mar 04, 2011	48.39	48.39	46.30	47.04	778,893	-0.60(-1.26%)
Mar 03, 2011	47.96	48.40	47.29	47.64	801,750	+0.68(+1.45%)
Mar 02, 2011	46.40	48.64	46.21	46.96	900,553	+0.50(+1.08%)

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