Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	57.01	57.01	54.01	54.26	19,488	-2.13(-3.78%)
May 23, 2011	56.79	57.34	56.40	56.40	3,215	-1.62(-2.79%)
May 20, 2011	57.58	58.45	57.58	58.02	4,549	+0.25(+0.44%)
May 19, 2011	58.09	58.09	57.64	57.76	4,726	-0.19(-0.33%)
May 18, 2011	56.46	57.96	56.46	57.96	7,605	+1.56(+2.77%)
May 17, 2011	56.84	57.07	56.27	56.40	5,452	+0.02(+0.03%)
May 16, 2011	57.66	57.71	56.38	56.38	32,369	-1.53(-2.64%)
May 13, 2011	59.09	59.30	57.71	57.91	7,000	-1.47(-2.48%)
May 12, 2011	58.01	59.39	57.16	59.38	28,257	+1.29(+2.21%)
May 11, 2011	59.66	59.71	58.03	58.09	13,070	-1.41(-2.37%)
May 10, 2011	59.23	59.76	58.21	59.50	20,071	+0.31(+0.53%)
May 09, 2011	58.61	59.23	58.24	59.19	10,164	+0.13(+0.21%)
May 06, 2011	58.75	59.08	57.25	59.07	27,175	+1.16(+2.00%)
May 05, 2011	58.66	58.66	57.76	57.91	10,682	+0.55(+0.97%)
May 04, 2011	58.62	58.62	55.39	57.35	30,302	+0.38(+0.66%)
May 03, 2011	58.55	59.39	56.24	56.97	31,197	-1.86(-3.17%)
May 02, 2011	59.11	60.89	58.77	58.84	7,506	-1.52(-2.52%)
Apr 29, 2011	60.63	60.63	59.98	60.36	7,512	-0.52(-0.86%)
Apr 28, 2011	58.74	60.88	58.74	60.88	12,392	+2.07(+3.51%)
Apr 27, 2011	57.60	58.94	57.14	58.81	4,880	+1.39(+2.43%)
Apr 26, 2011	56.43	57.59	56.03	57.42	26,385	+1.03(+1.83%)
Apr 25, 2011	56.12	58.86	55.87	56.39	17,750	+0.75(+1.34%)
Apr 21, 2011	55.62	55.92	55.50	55.64	5,898	-0.60(-1.08%)
Apr 20, 2011	57.17	59.31	54.87	56.24	9,923	+0.13(+0.24%)
Apr 19, 2011	56.58	56.93	56.06	56.11	17,319	-0.54(-0.95%)
Apr 18, 2011	56.87	57.65	55.78	56.65	32,654	-1.52(-2.61%)
Apr 15, 2011	58.41	59.81	57.53	58.17	18,314	-0.13(-0.23%)
Apr 14, 2011	57.63	58.39	57.25	58.30	19,883	+0.59(+1.02%)
Apr 13, 2011	58.57	59.42	57.66	57.71	15,479	-0.77(-1.32%)
Apr 12, 2011	58.40	60.14	58.24	58.49	11,738	-1.60(-2.67%)
Apr 11, 2011	61.72	61.91	59.87	60.09	5,480	-0.23(-0.38%)
Apr 08, 2011	63.80	64.10	60.17	60.32	32,337	-3.47(-5.44%)
Apr 07, 2011	66.67	66.67	62.38	63.79	29,126	+0.76(+1.21%)
Apr 06, 2011	66.79	66.79	62.46	63.02	21,634	-0.96(-1.50%)
Apr 05, 2011	64.15	65.72	63.30	63.98	31,053	-0.83(-1.28%)
Apr 04, 2011	60.49	65.01	60.49	64.81	35,916	+4.44(+7.36%)
Apr 01, 2011	58.73	60.37	58.42	60.37	30,605	+2.26(+3.89%)
Mar 31, 2011	56.07	58.21	56.07	58.11	20,394	+1.60(+2.84%)
Mar 30, 2011	56.50	56.80	55.54	56.50	6,108	+1.38(+2.50%)
Mar 29, 2011	55.15	55.15	54.86	55.13	3,556	+0.31(+0.57%)
Mar 28, 2011	55.20	55.55	54.67	54.82	10,908	-0.04(-0.08%)
Mar 25, 2011	54.65	55.51	54.14	54.86	38,317	+0.27(+0.49%)
Mar 24, 2011	52.61	55.65	52.61	54.59	22,555	+1.88(+3.58%)
Mar 23, 2011	51.95	52.76	51.78	52.71	20,031	+0.85(+1.63%)
Mar 22, 2011	52.45	52.45	51.74	51.86	13,908	-0.75(-1.42%)
Mar 21, 2011	51.75	52.61	51.30	52.61	9,517	+1.80(+3.54%)
Mar 18, 2011	50.13	50.96	48.88	50.80	33,021	+1.42(+2.87%)
Mar 17, 2011	50.25	50.25	49.10	49.39	17,859	+0.18(+0.37%)
Mar 16, 2011	49.44	49.87	49.08	49.21	11,229	-0.24(-0.49%)
Mar 15, 2011	48.35	49.66	48.35	49.45	7,486	-0.41(-0.82%)
Mar 14, 2011	50.34	50.34	49.83	49.86	7,217	-1.09(-2.14%)
Mar 11, 2011	50.42	51.47	49.47	50.95	22,240	+0.57(+1.13%)
Mar 10, 2011	53.64	53.67	50.13	50.38	81,906	-4.27(-7.82%)
Mar 09, 2011	54.88	54.98	54.44	54.65	7,667	-0.03(-0.06%)
Mar 08, 2011	54.10	56.91	53.78	54.68	64,157	+0.65(+1.21%)
Mar 07, 2011	56.33	56.33	53.66	54.03	12,306	-2.25(-4.00%)
Mar 04, 2011	57.19	57.33	55.55	56.28	60,073	-1.15(-2.00%)
Mar 03, 2011	57.55	58.24	56.19	57.43	19,830	+0.13(+0.23%)
Mar 02, 2011	58.57	58.63	56.85	57.30	45,772	-0.82(-1.41%)

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