Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	60.41	61.29	59.92	61.02	402,875	-0.19(-0.31%)
Jul 28, 2011	61.48	61.95	61.05	61.21	443,830	-0.51(-0.83%)
Jul 27, 2011	61.97	62.66	61.51	61.72	748,217	-0.71(-1.14%)
Jul 26, 2011	62.58	62.72	62.02	62.43	374,374	-0.01(-0.02%)
Jul 25, 2011	62.14	62.85	61.61	62.44	529,428	-0.06(-0.10%)
Jul 22, 2011	62.30	63.40	61.62	62.50	739,632	+0.88(+1.43%)
Jul 21, 2011	61.13	62.09	61.12	61.62	913,498	+0.64(+1.05%)
Jul 20, 2011	60.20	61.18	60.02	60.98	552,978	+0.98(+1.63%)
Jul 19, 2011	59.76	60.13	59.27	60.00	424,569	+0.70(+1.18%)
Jul 18, 2011	59.19	59.44	58.69	59.30	397,910	-0.28(-0.47%)
Jul 15, 2011	60.56	60.56	59.23	59.58	806,186	-0.52(-0.87%)
Jul 14, 2011	60.72	60.90	59.98	60.10	618,554	-0.23(-0.38%)
Jul 13, 2011	60.39	61.03	60.12	60.33	365,533	+0.28(+0.47%)
Jul 12, 2011	60.13	60.99	59.92	60.05	375,536	-0.36(-0.60%)
Jul 11, 2011	60.30	60.66	59.97	60.41	567,392	-0.64(-1.05%)
Jul 08, 2011	60.13	61.08	59.96	61.05	397,407	-0.12(-0.20%)
Jul 07, 2011	61.12	61.63	60.88	61.17	454,641	+0.36(+0.59%)
Jul 06, 2011	60.45	60.87	60.12	60.81	315,098	+0.16(+0.26%)
Jul 05, 2011	60.31	60.92	60.15	60.65	310,874	+0.19(+0.31%)
Jul 01, 2011	59.83	60.76	59.52	60.46	447,348	+0.75(+1.26%)
Jun 30, 2011	59.57	60.30	59.50	59.71	343,449	+0.21(+0.35%)
Jun 29, 2011	58.91	59.72	58.74	59.50	542,763	+0.91(+1.55%)
Jun 28, 2011	58.10	58.59	57.82	58.59	357,770	+0.82(+1.42%)
Jun 27, 2011	57.10	58.13	57.10	57.77	367,284	+0.47(+0.82%)
Jun 24, 2011	57.44	57.71	56.95	57.30	684,989	-0.12(-0.21%)
Jun 23, 2011	57.17	57.61	56.93	57.42	621,922	-0.50(-0.86%)
Jun 22, 2011	57.76	58.46	57.73	57.92	313,194	-0.04(-0.07%)
Jun 21, 2011	57.20	58.25	57.18	57.96	639,440	+0.96(+1.68%)
Jun 20, 2011	56.93	57.50	56.34	57.00	233,002	+0.02(+0.04%)
Jun 17, 2011	56.78	57.48	56.38	56.98	500,679	+0.63(+1.12%)
Jun 16, 2011	55.92	56.73	55.75	56.35	274,241	+0.37(+0.66%)
Jun 15, 2011	56.12	56.73	55.94	55.98	439,263	-0.75(-1.32%)
Jun 14, 2011	56.39	57.31	56.25	56.73	366,637	+0.83(+1.48%)
Jun 13, 2011	55.78	56.26	55.46	55.90	289,865	+0.24(+0.43%)
Jun 10, 2011	56.03	56.30	55.27	55.66	459,694	-0.68(-1.21%)
Jun 09, 2011	56.64	56.64	56.14	56.34	439,369	-0.22(-0.39%)
Jun 08, 2011	56.43	57.32	56.42	56.56	372,270	-0.17(-0.30%)
Jun 07, 2011	56.63	57.30	56.31	56.73	453,697	+0.54(+0.96%)
Jun 06, 2011	56.35	56.80	55.84	56.19	504,172	-0.24(-0.43%)
Jun 03, 2011	56.50	57.08	56.28	56.43	603,375	-1.49(-2.57%)
May 24, 2011	58.06	58.19	57.53	57.92	311,054	-0.07(-0.12%)
May 23, 2011	57.82	58.33	57.76	57.99	392,661	-0.72(-1.23%)
May 20, 2011	58.39	59.25	58.39	58.71	529,571	+0.04(+0.07%)
May 19, 2011	58.98	59.13	58.41	58.67	344,120	-0.02(-0.03%)
May 18, 2011	58.34	58.80	57.92	58.69	301,842	+0.49(+0.84%)
May 17, 2011	57.80	58.44	57.52	58.20	432,912	+0.02(+0.03%)
May 16, 2011	58.33	58.77	58.02	58.18	548,814	-0.55(-0.94%)
May 13, 2011	59.44	59.52	58.61	58.73	408,893	-0.88(-1.48%)
May 12, 2011	59.38	59.83	58.78	59.61	334,977	+0.06(+0.10%)
May 11, 2011	59.75	59.75	58.70	59.55	519,609	-0.28(-0.47%)
May 10, 2011	59.75	60.00	59.50	59.83	383,749	+0.29(+0.49%)
May 09, 2011	58.96	59.75	58.64	59.54	281,348	+0.34(+0.57%)
May 06, 2011	59.96	59.99	58.80	59.20	276,541	+0.05(+0.08%)
May 05, 2011	58.86	59.71	58.73	59.15	370,001	-0.25(-0.42%)
May 04, 2011	59.92	59.92	59.02	59.40	335,934	-0.58(-0.97%)
May 03, 2011	59.60	60.45	59.60	59.98	335,265	+0.07(+0.12%)

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