Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	61.75	63.80	61.09	62.92	285,665	+1.39(+2.26%)
May 23, 2011	60.55	62.33	60.21	61.53	163,161	-0.02(-0.03%)
May 20, 2011	60.54	61.99	60.54	61.55	272,765	+0.61(+1.00%)
May 19, 2011	61.22	61.36	59.29	60.94	506,923	+0.29(+0.48%)
May 18, 2011	62.53	62.53	59.92	60.65	722,677	-1.61(-2.59%)
May 17, 2011	65.60	66.82	62.13	62.26	519,052	-3.82(-5.78%)
May 16, 2011	66.10	67.10	65.51	66.08	101,172	-0.42(-0.63%)
May 13, 2011	67.72	67.82	65.59	66.50	188,066	-1.08(-1.60%)
May 12, 2011	67.18	67.99	67.02	67.58	73,729	-0.08(-0.12%)
May 11, 2011	68.20	68.72	67.50	67.66	70,438	-1.07(-1.56%)
May 10, 2011	68.03	68.90	67.79	68.73	104,679	+1.15(+1.70%)
May 09, 2011	66.70	68.10	66.25	67.58	112,295	+0.72(+1.08%)
May 06, 2011	67.77	68.02	66.83	66.86	91,963	-0.07(-0.10%)
May 05, 2011	66.59	68.10	66.12	66.93	110,114	-0.08(-0.12%)
May 04, 2011	67.50	67.64	66.68	67.01	102,792	-0.52(-0.77%)
May 03, 2011	67.39	67.85	67.16	67.53	117,574	+0.04(+0.06%)
May 02, 2011	67.62	68.43	67.02	67.49	140,711	-0.46(-0.68%)
Apr 29, 2011	67.43	68.33	65.77	67.95	206,267	+0.75(+1.12%)
Apr 28, 2011	67.05	68.27	66.55	67.20	213,785	-0.62(-0.91%)
Apr 27, 2011	66.89	67.82	65.66	67.82	131,491	+1.05(+1.57%)
Apr 26, 2011	66.59	67.49	65.96	66.77	175,592	+0.45(+0.68%)
Apr 25, 2011	65.73	66.61	65.40	66.32	67,139	+0.60(+0.91%)
Apr 21, 2011	65.72	65.78	65.01	65.72	79,009	+0.62(+0.96%)
Apr 20, 2011	64.96	65.49	64.56	65.09	73,350	+1.20(+1.87%)
Apr 19, 2011	63.94	64.26	63.59	63.90	104,434	+0.22(+0.35%)
Apr 18, 2011	63.98	64.57	63.37	63.68	232,580	-1.05(-1.62%)
Apr 15, 2011	64.22	65.09	63.67	64.73	114,664	+0.33(+0.51%)
Apr 14, 2011	63.96	64.70	63.75	64.40	83,617	-0.14(-0.22%)
Apr 13, 2011	65.04	65.04	63.50	64.54	109,672	+0.01(+0.02%)
Apr 12, 2011	64.40	65.75	64.40	64.53	207,816	-0.50(-0.77%)
Apr 11, 2011	63.94	65.94	63.94	65.03	125,844	+0.96(+1.50%)
Apr 08, 2011	68.02	68.02	63.66	64.07	271,073	-3.40(-5.04%)
Apr 07, 2011	67.50	68.45	66.54	67.47	147,255	+0.04(+0.06%)
Apr 06, 2011	67.35	67.99	66.71	67.43	125,073	+0.05(+0.07%)
Apr 05, 2011	66.70	67.92	66.69	67.38	164,019	+0.77(+1.16%)
Apr 04, 2011	66.09	66.78	65.75	66.61	82,355	+0.75(+1.14%)
Apr 01, 2011	65.75	65.94	65.20	65.86	125,975	+0.66(+1.01%)
Mar 31, 2011	65.00	65.30	64.85	65.20	120,703	+0.10(+0.15%)
Mar 30, 2011	64.96	65.37	64.58	65.10	91,980	+0.57(+0.88%)
Mar 29, 2011	63.60	64.68	63.42	64.53	92,182	+0.79(+1.24%)
Mar 28, 2011	65.15	65.15	63.72	63.74	88,785	-0.95(-1.47%)
Mar 25, 2011	63.80	65.92	63.17	64.69	198,957	+1.16(+1.83%)
Mar 24, 2011	62.84	63.70	62.15	63.53	99,156	+1.26(+2.02%)
Mar 23, 2011	61.68	62.95	61.08	62.27	131,715	+0.35(+0.57%)
Mar 22, 2011	63.93	63.93	61.85	61.92	87,990	-1.84(-2.89%)
Mar 21, 2011	63.16	64.00	60.62	63.76	171,720	+3.52(+5.84%)
Mar 18, 2011	60.47	60.68	50.12	60.24	226,364	+0.39(+0.65%)
Mar 17, 2011	60.89	60.89	59.62	59.85	141,372	-0.10(-0.17%)
Mar 16, 2011	60.85	61.49	59.61	59.95	230,313	-0.89(-1.46%)
Mar 15, 2011	59.51	61.80	59.51	60.84	193,614	-0.55(-0.90%)
Mar 14, 2011	60.68	61.60	59.72	61.39	190,065	+0.39(+0.64%)
Mar 11, 2011	58.40	61.62	57.65	61.00	207,819	+2.10(+3.57%)
Mar 10, 2011	58.04	59.43	57.49	58.90	314,804	+0.21(+0.36%)
Mar 09, 2011	60.18	60.88	58.53	58.69	416,934	-3.34(-5.38%)
Mar 08, 2011	60.72	62.18	59.32	62.03	226,972	+1.52(+2.51%)
Mar 07, 2011	62.64	62.64	60.25	60.51	180,265	-1.28(-2.07%)
Mar 04, 2011	61.95	62.14	60.54	61.79	101,751	+0.05(+0.08%)
Mar 03, 2011	60.70	62.35	60.54	61.74	175,614	+1.59(+2.64%)
Mar 02, 2011	59.68	60.35	59.46	60.15	94,699	+0.65(+1.09%)

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