Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	55.88	55.88	55.10	55.46	18,168	-0.42(-0.75%)
May 30, 2012	56.15	56.30	55.74	55.88	25,996	-0.76(-1.35%)
May 29, 2012	56.33	56.71	56.14	56.64	20,189	+0.61(+1.09%)
May 25, 2012	55.64	56.26	55.61	56.03	33,420	+0.41(+0.74%)
May 24, 2012	55.19	55.99	55.10	55.62	72,379	+0.48(+0.87%)
May 23, 2012	54.78	55.29	54.34	55.14	91,201	-0.03(-0.05%)
May 22, 2012	55.37	55.99	54.98	55.17	18,333	-0.14(-0.25%)
May 21, 2012	54.25	55.33	53.71	55.30	22,877	+1.25(+2.31%)
May 18, 2012	55.09	55.09	53.95	54.06	32,629	-0.84(-1.52%)
May 17, 2012	55.47	55.74	54.88	54.89	32,416	-0.57(-1.03%)
May 16, 2012	55.97	56.01	55.47	55.47	46,607	-0.31(-0.55%)
May 15, 2012	55.99	56.32	55.69	55.78	52,602	-0.30(-0.54%)
May 14, 2012	55.98	56.46	55.62	56.08	71,627	-0.42(-0.74%)
May 11, 2012	56.55	57.11	56.46	56.50	424,537	-0.10(-0.18%)
May 10, 2012	56.98	57.02	56.49	56.60	40,811	+0.01(+0.02%)
May 09, 2012	56.82	57.13	56.36	56.59	186,466	-0.78(-1.36%)
May 08, 2012	56.72	57.45	56.25	57.37	243,997	+0.35(+0.61%)
May 07, 2012	56.61	57.25	56.45	57.02	450,714	+0.15(+0.26%)
May 04, 2012	57.71	57.71	56.79	56.88	86,841	-1.02(-1.76%)
May 03, 2012	58.81	58.81	57.61	57.90	56,476	-1.12(-1.90%)
May 02, 2012	58.78	59.39	58.78	59.02	11,466	-0.01(-0.02%)
May 01, 2012	58.26	59.36	58.26	59.02	63,123	+0.68(+1.17%)
Apr 30, 2012	58.91	58.91	58.04	58.34	119,433	-0.85(-1.43%)
Apr 27, 2012	59.80	59.80	59.07	59.19	146,941	-0.55(-0.91%)
Apr 26, 2012	59.29	59.88	58.91	59.73	52,496	-0.61(-1.01%)
Apr 25, 2012	60.80	61.00	60.29	60.34	36,060	+0.20(+0.33%)
Apr 24, 2012	59.83	60.30	59.71	60.14	121,974	-0.09(-0.15%)
Apr 23, 2012	60.41	60.41	59.82	60.23	45,393	-0.67(-1.11%)
Apr 20, 2012	61.17	61.38	60.84	60.91	31,082	-0.03(-0.04%)
Apr 19, 2012	60.30	61.15	60.26	60.93	921,389	+0.60(+1.00%)
Apr 18, 2012	60.25	60.44	60.12	60.33	50,127	+0.02(+0.03%)
Apr 17, 2012	59.40	60.44	59.40	60.32	35,959	+1.29(+2.19%)
Apr 16, 2012	59.74	59.74	59.02	59.02	116,843	-0.45(-0.75%)
Apr 13, 2012	60.02	60.02	59.35	59.47	64,150	-0.66(-1.09%)
Apr 12, 2012	59.24	60.24	59.24	60.13	76,011	+0.90(+1.52%)
Apr 11, 2012	59.13	59.49	59.07	59.22	112,934	+0.55(+0.95%)
Apr 10, 2012	59.56	59.64	58.55	58.67	98,949	-0.98(-1.65%)
Apr 09, 2012	60.40	60.40	59.63	59.65	99,894	-1.56(-2.56%)
Apr 05, 2012	61.08	61.30	60.88	61.22	76,709	+0.05(+0.07%)
Apr 04, 2012	61.44	61.44	60.99	61.17	97,353	-0.61(-0.99%)
Apr 03, 2012	61.67	61.89	61.41	61.78	54,120	+0.36(+0.59%)
Apr 02, 2012	60.94	61.65	60.93	61.42	300,067	+0.57(+0.94%)
Mar 30, 2012	60.39	61.01	60.28	60.84	33,380	+0.63(+1.04%)
Mar 29, 2012	59.03	60.40	58.85	60.22	73,008	+0.81(+1.36%)
Mar 28, 2012	59.36	59.95	58.99	59.41	22,923	+0.07(+0.12%)
Mar 27, 2012	59.64	59.64	58.94	59.33	55,896	-0.19(-0.32%)
Mar 26, 2012	58.74	59.55	58.74	59.52	55,482	+1.41(+2.42%)
Mar 23, 2012	58.15	58.15	57.86	58.12	34,740	-0.04(-0.06%)
Mar 22, 2012	58.10	58.35	58.00	58.15	33,979	-0.35(-0.61%)
Mar 21, 2012	58.48	58.64	58.33	58.51	11,349	-0.02(-0.03%)
Mar 20, 2012	59.18	59.18	58.50	58.53	62,431	-0.88(-1.48%)
Mar 19, 2012	59.33	59.64	59.24	59.41	32,026	+0.05(+0.08%)
Mar 16, 2012	59.39	59.52	59.32	59.36	11,794	+0.10(+0.17%)
Mar 15, 2012	59.27	59.39	58.97	59.26	14,234	+0.05(+0.09%)
Mar 14, 2012	58.88	59.29	58.88	59.21	22,642	+0.34(+0.57%)
Mar 13, 2012	58.37	58.88	58.11	58.87	36,316	+0.76(+1.31%)
Mar 12, 2012	58.54	58.59	58.00	58.11	24,636	-0.67(-1.14%)
Mar 09, 2012	58.38	58.91	58.38	58.78	25,366	+0.54(+0.94%)
Mar 08, 2012	57.93	58.45	57.83	58.24	49,196	+0.72(+1.25%)
Mar 07, 2012	57.27	57.69	57.26	57.52	14,995	+0.37(+0.65%)
Mar 06, 2012	57.52	57.86	56.93	57.15	28,635	-0.98(-1.69%)
Mar 05, 2012	58.34	58.50	58.08	58.13	13,059	-0.31(-0.53%)
Mar 02, 2012	58.74	58.86	58.25	58.44	102,285	-0.43(-0.72%)

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