Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	55.85	57.96	54.35	57.86	2,733,426	+3.45(+6.34%)
May 23, 2011	53.90	54.80	53.25	54.41	757,701	-0.91(-1.64%)
May 20, 2011	55.53	56.74	54.25	55.32	1,527,613	-1.07(-1.90%)
May 19, 2011	52.79	56.54	52.73	56.39	4,322,149	+2.40(+4.45%)
May 18, 2011	48.11	54.75	46.63	53.99	9,678,270	+10.26(+23.46%)
May 17, 2011	43.41	44.97	43.36	43.73	808,406	+0.45(+1.04%)
May 16, 2011	45.18	45.24	43.01	43.28	485,676	-1.46(-3.26%)
May 13, 2011	45.77	46.22	44.58	44.74	337,053	-0.94(-2.06%)
May 12, 2011	45.35	46.05	44.75	45.68	365,060	+0.17(+0.37%)
May 11, 2011	45.90	46.25	44.34	45.51	484,295	-0.71(-1.54%)
May 10, 2011	43.05	46.24	43.05	46.22	769,085	+3.21(+7.46%)
May 09, 2011	42.23	43.24	42.05	43.01	407,042	+0.99(+2.36%)
May 06, 2011	43.45	43.45	41.61	42.02	327,038	-0.22(-0.52%)
May 05, 2011	42.00	43.89	41.24	42.24	572,627	-0.04(-0.09%)
May 04, 2011	44.40	44.85	41.96	42.28	744,777	-2.14(-4.82%)
May 03, 2011	43.97	44.71	43.25	44.42	403,687	+0.42(+0.95%)
May 02, 2011	44.18	47.49	43.25	44.00	1,000,044	-1.74(-3.80%)
Apr 29, 2011	46.95	46.95	45.40	45.74	242,328	-0.85(-1.82%)
Apr 28, 2011	46.14	47.63	45.60	46.59	534,019	+0.31(+0.67%)
Apr 27, 2011	47.03	47.24	44.60	46.28	367,084	-0.18(-0.39%)
Apr 26, 2011	47.55	48.64	45.85	46.46	555,233	-0.73(-1.55%)
Apr 25, 2011	45.26	47.90	43.64	47.19	1,521,364	+3.66(+8.41%)
Apr 21, 2011	42.82	43.59	41.87	43.53	319,885	+1.55(+3.69%)
Apr 20, 2011	42.11	42.85	41.51	41.98	364,751	+0.18(+0.43%)
Apr 19, 2011	43.49	43.49	41.41	41.80	378,658	-1.21(-2.81%)
Apr 18, 2011	43.11	43.25	41.65	43.01	644,027	-0.37(-0.85%)
Apr 15, 2011	44.44	44.57	43.32	43.38	1,144,388	-1.41(-3.15%)
Apr 14, 2011	45.17	46.20	44.09	44.79	3,823,061	-0.23(-0.51%)
Apr 13, 2011	43.04	45.60	42.08	45.02	1,123,315	+2.40(+5.63%)
Apr 12, 2011	41.00	43.14	40.50	42.62	607,216	+1.47(+3.57%)
Apr 11, 2011	42.08	42.25	40.51	41.15	233,738	-0.86(-2.05%)
Apr 08, 2011	42.23	42.60	41.57	42.01	102,408	+0.02(+0.05%)
Apr 07, 2011	41.42	42.37	41.25	41.99	167,407	+0.31(+0.74%)
Apr 06, 2011	42.58	43.25	41.20	41.68	367,228	-0.89(-2.09%)
Apr 05, 2011	42.75	43.47	42.10	42.57	414,382	-0.13(-0.30%)
Apr 04, 2011	47.50	47.92	41.26	42.70	1,265,853	-4.10(-8.76%)
Apr 01, 2011	44.64	48.20	43.56	46.80	830,847	+2.99(+6.82%)
Mar 31, 2011	44.10	44.25	42.90	43.81	290,648	-0.44(-0.99%)
Mar 30, 2011	43.15	44.40	42.74	44.25	370,792	+1.49(+3.48%)
Mar 29, 2011	41.49	42.89	41.49	42.76	334,500	+1.02(+2.44%)
Mar 28, 2011	42.25	43.08	41.52	41.74	148,197	-0.27(-0.64%)
Mar 25, 2011	41.37	43.17	40.56	42.01	272,540	+1.39(+3.42%)
Mar 24, 2011	41.48	41.99	40.50	40.62	233,458	-0.74(-1.79%)
Mar 23, 2011	41.51	42.04	40.75	41.36	555,805	-0.39(-0.93%)
Mar 22, 2011	42.27	42.27	41.10	41.75	227,547	+0.17(+0.41%)
Mar 21, 2011	42.80	42.90	41.27	41.58	241,544	+0.36(+0.87%)
Mar 18, 2011	41.95	42.24	40.10	41.22	247,034	-0.23(-0.55%)
Mar 17, 2011	42.60	43.00	41.00	41.45	177,998	-0.67(-1.59%)
Mar 16, 2011	43.11	43.88	41.60	42.12	188,241	-1.13(-2.61%)
Mar 15, 2011	43.08	43.65	42.38	43.25	245,575	-1.11(-2.50%)
Mar 14, 2011	44.00	44.89	43.32	44.36	240,556	-0.07(-0.16%)
Mar 11, 2011	42.87	45.25	42.87	44.43	623,042	+1.15(+2.66%)
Mar 10, 2011	42.08	43.70	41.38	43.28	411,644	+0.84(+1.98%)
Mar 09, 2011	41.48	42.69	41.02	42.44	226,039	+0.88(+2.12%)
Mar 08, 2011	42.55	42.55	41.31	41.56	257,439	-1.02(-2.40%)
Mar 07, 2011	40.45	43.24	40.45	42.58	545,750	+2.39(+5.95%)
Mar 04, 2011	40.41	41.30	40.01	40.19	139,649	-0.46(-1.13%)
Mar 03, 2011	41.48	41.48	40.20	40.65	215,499	-0.04(-0.10%)
Mar 02, 2011	40.43	41.33	39.77	40.69	492,950	+1.01(+2.55%)

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