Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	70.30	70.41	69.59	69.80	982,416	-0.16(-0.23%)
May 23, 2011	69.58	70.29	69.56	69.96	716,135	-0.61(-0.86%)
May 20, 2011	70.60	71.13	70.33	70.57	679,244	-0.07(-0.10%)
May 19, 2011	70.90	71.09	70.47	70.64	600,478	+0.01(+0.01%)
May 18, 2011	69.40	70.81	69.27	70.63	753,076	+1.55(+2.24%)
May 17, 2011	68.71	69.36	68.68	69.08	1,165,054	-0.02(-0.03%)
May 16, 2011	69.06	69.69	68.75	69.10	788,121	-0.12(-0.17%)
May 13, 2011	69.67	70.14	68.64	69.22	644,337	-0.22(-0.32%)
May 12, 2011	69.39	69.67	68.84	69.44	641,164	-0.25(-0.36%)
May 11, 2011	70.50	70.75	68.95	69.69	820,033	-1.20(-1.69%)
May 10, 2011	70.64	71.05	70.32	70.89	484,394	+0.51(+0.72%)
May 09, 2011	69.33	70.61	69.13	70.38	713,781	+0.90(+1.30%)
May 06, 2011	68.60	69.59	68.52	69.48	848,905	+1.94(+2.87%)
May 05, 2011	66.98	68.12	66.37	67.54	844,112	+0.09(+0.13%)
May 04, 2011	66.91	67.84	66.90	67.45	1,716,693	-2.07(-2.98%)
May 03, 2011	69.34	69.90	69.08	69.52	1,744,617	-0.23(-0.33%)
May 02, 2011	69.69	69.76	69.62	69.75	800,206	-0.19(-0.27%)
Apr 29, 2011	69.16	69.99	68.93	69.94	738,995	+0.84(+1.22%)
Apr 28, 2011	68.54	69.33	68.50	69.10	546,070	+0.50(+0.73%)
Apr 27, 2011	68.34	68.75	67.66	68.60	733,817	+0.12(+0.18%)
Apr 26, 2011	67.50	68.55	67.37	68.48	884,152	+1.29(+1.92%)
Apr 25, 2011	66.73	67.20	66.28	67.19	497,004	+0.31(+0.46%)
Apr 21, 2011	66.85	66.91	66.29	66.88	321,658	+0.34(+0.51%)
Apr 20, 2011	65.18	66.67	65.12	66.54	717,338	+2.19(+3.40%)
Apr 19, 2011	64.23	64.64	64.01	64.35	512,960	+0.12(+0.19%)
Apr 18, 2011	64.33	64.49	63.61	64.23	528,297	-0.82(-1.26%)
Apr 15, 2011	64.45	65.11	64.12	65.05	811,890	+0.60(+0.93%)
Apr 14, 2011	64.08	64.52	63.64	64.45	526,770	+0.01(+0.02%)
Apr 13, 2011	64.54	65.29	64.44	64.44	590,071	+0.04(+0.06%)
Apr 12, 2011	64.48	64.74	63.43	64.40	765,673	-0.50(-0.77%)
Apr 11, 2011	65.58	65.71	64.60	64.90	488,916	-0.55(-0.84%)
Apr 08, 2011	66.12	66.28	65.18	65.45	382,598	-0.26(-0.40%)
Apr 07, 2011	66.16	66.25	65.25	65.71	780,834	-0.57(-0.86%)
Apr 06, 2011	67.42	67.52	66.15	66.28	825,004	-1.04(-1.54%)
Apr 05, 2011	67.34	67.59	67.10	67.32	467,393	-0.23(-0.34%)
Apr 04, 2011	67.50	67.59	67.22	67.55	598,124	+0.18(+0.27%)
Apr 01, 2011	67.35	67.54	66.75	67.37	488,423	+0.49(+0.73%)
Mar 31, 2011	65.81	67.00	65.81	66.88	508,150	+0.95(+1.44%)
Mar 30, 2011	65.50	66.31	65.41	65.93	748,213	+0.62(+0.95%)
Mar 29, 2011	65.60	65.68	65.17	65.31	549,876	-0.41(-0.62%)
Mar 28, 2011	66.18	66.56	65.65	65.72	522,356	-0.34(-0.51%)
Mar 25, 2011	65.50	66.39	65.48	66.06	905,045	+0.58(+0.89%)
Mar 24, 2011	66.38	66.42	65.34	65.48	543,110	-0.59(-0.89%)
Mar 23, 2011	66.00	66.27	65.59	66.07	340,898	+0.05(+0.08%)
Mar 22, 2011	66.35	66.50	65.84	66.02	472,267	-0.15(-0.23%)
Mar 21, 2011	65.73	66.27	65.71	66.17	789,322	+2.13(+3.33%)
Mar 18, 2011	64.54	65.32	63.83	64.04	726,104	+0.52(+0.82%)
Mar 17, 2011	63.05	63.82	62.37	63.52	639,361	+1.32(+2.12%)
Mar 16, 2011	62.60	63.07	61.60	62.20	1,048,583	-0.63(-1.00%)
Mar 15, 2011	62.53	63.30	62.48	62.83	1,440,281	-1.75(-2.71%)
Mar 14, 2011	64.67	64.96	64.25	64.58	1,431,878	-0.75(-1.15%)
Mar 11, 2011	64.42	65.39	64.42	65.33	627,007	+0.32(+0.49%)
Mar 10, 2011	64.72	65.39	64.05	65.01	1,036,613	-0.34(-0.52%)
Mar 09, 2011	64.58	65.41	64.58	65.35	586,585	+0.44(+0.68%)
Mar 08, 2011	64.08	65.00	63.79	64.91	572,910	+0.83(+1.30%)
Mar 07, 2011	64.62	65.00	63.53	64.08	577,279	-0.45(-0.70%)
Mar 04, 2011	64.62	65.01	64.03	64.53	483,834	-0.26(-0.40%)
Mar 03, 2011	63.99	65.00	63.97	64.79	506,665	+1.10(+1.73%)
Mar 02, 2011	63.60	63.94	63.20	63.69	694,590	+0.21(+0.33%)

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