Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	57.44	57.50	56.85	57.32	110,467	+0.23(+0.40%)
May 30, 2012	57.60	57.61	57.02	57.09	34,467	-1.36(-2.32%)
May 29, 2012	58.36	58.79	58.09	58.45	50,836	+1.03(+1.79%)
May 25, 2012	57.38	57.65	57.26	57.42	62,230	-0.24(-0.42%)
May 24, 2012	57.97	58.03	57.25	57.66	28,748	-0.37(-0.63%)
May 23, 2012	57.87	58.06	56.91	58.03	60,558	-0.23(-0.40%)
May 22, 2012	58.64	59.12	58.13	58.26	69,560	-0.44(-0.75%)
May 21, 2012	57.62	58.73	57.62	58.70	49,998	+1.46(+2.55%)
May 18, 2012	58.09	58.25	57.16	57.24	71,149	-0.68(-1.18%)
May 17, 2012	58.47	58.54	57.73	57.92	48,571	-0.24(-0.41%)
May 16, 2012	58.83	59.03	58.09	58.16	91,114	-0.77(-1.31%)
May 15, 2012	59.74	59.84	58.81	58.93	87,129	-1.04(-1.74%)
May 14, 2012	60.35	60.56	59.92	59.97	76,236	-1.50(-2.44%)
May 11, 2012	61.17	62.06	61.17	61.47	30,615	-0.44(-0.71%)
May 10, 2012	61.98	62.22	61.77	61.91	70,483	+0.35(+0.57%)
May 09, 2012	60.93	61.74	60.90	61.56	50,219	-0.79(-1.27%)
May 08, 2012	62.61	62.65	61.75	62.35	48,668	-0.86(-1.36%)
May 07, 2012	63.11	63.35	62.74	63.21	50,509	+0.15(+0.23%)
May 04, 2012	63.57	63.60	62.86	63.06	59,204	-1.04(-1.63%)
May 03, 2012	64.55	64.55	63.86	64.10	50,679	-0.56(-0.86%)
May 02, 2012	64.43	64.73	64.19	64.66	74,945	-0.25(-0.38%)
May 01, 2012	64.39	65.20	64.39	64.91	48,492	+0.52(+0.81%)
Apr 30, 2012	64.51	64.51	64.18	64.39	17,138	-0.18(-0.27%)
Apr 27, 2012	64.41	64.73	64.18	64.57	26,889	+0.26(+0.40%)
Apr 26, 2012	63.74	64.42	63.74	64.31	48,532	+0.24(+0.38%)
Apr 25, 2012	63.79	64.07	63.65	64.07	20,005	+0.98(+1.55%)
Apr 24, 2012	63.05	63.38	62.94	63.09	31,153	+0.20(+0.31%)
Apr 23, 2012	62.70	62.93	62.39	62.89	55,617	-0.98(-1.53%)
Apr 20, 2012	63.82	64.30	63.82	63.87	29,045	+0.24(+0.38%)
Apr 19, 2012	63.71	64.06	63.35	63.63	32,277	-0.16(-0.25%)
Apr 18, 2012	63.58	63.92	63.33	63.79	22,648	-0.23(-0.37%)
Apr 17, 2012	63.78	64.18	63.58	64.02	29,822	+0.63(+1.00%)
Apr 16, 2012	63.47	63.57	63.04	63.39	30,278	+0.07(+0.10%)
Apr 13, 2012	63.86	63.91	63.33	63.33	45,976	-0.89(-1.38%)
Apr 12, 2012	63.26	64.21	63.13	64.21	30,838	+1.55(+2.47%)
Apr 11, 2012	62.84	62.91	62.52	62.67	40,517	+0.83(+1.34%)
Apr 10, 2012	62.73	62.85	61.78	61.84	54,452	-1.28(-2.02%)
Apr 09, 2012	62.83	63.24	62.45	63.11	50,200	-0.30(-0.47%)
Apr 05, 2012	63.31	63.62	63.11	63.41	66,193	-0.02(-0.03%)
Apr 04, 2012	63.84	63.86	63.11	63.43	69,783	-1.23(-1.90%)
Apr 03, 2012	65.48	65.48	64.38	64.66	123,900	-1.03(-1.56%)
Apr 02, 2012	64.93	65.83	64.91	65.69	114,017	+0.40(+0.62%)
Mar 30, 2012	65.22	65.32	64.96	65.28	34,853	+0.66(+1.02%)
Mar 29, 2012	64.41	64.70	63.84	64.62	59,964	-0.34(-0.52%)
Mar 28, 2012	65.11	65.37	64.61	64.96	47,023	-0.51(-0.78%)
Mar 27, 2012	65.78	65.86	65.37	65.48	36,056	-0.48(-0.72%)
Mar 26, 2012	65.29	65.95	65.29	65.95	46,803	+1.17(+1.81%)
Mar 23, 2012	64.35	64.84	64.33	64.78	29,486	+0.40(+0.63%)
Mar 22, 2012	64.39	64.43	64.17	64.37	34,480	-0.65(-0.99%)
Mar 21, 2012	64.92	65.22	64.79	65.02	28,118	-0.04(-0.07%)
Mar 20, 2012	64.89	65.12	64.65	65.06	49,015	-0.73(-1.10%)
Mar 19, 2012	65.53	65.86	65.32	65.79	133,732	+0.30(+0.46%)
Mar 16, 2012	65.54	65.78	65.44	65.49	19,028	+0.18(+0.27%)
Mar 15, 2012	65.04	65.34	64.78	65.31	42,113	+0.48(+0.75%)
Mar 14, 2012	65.50	65.58	64.65	64.83	37,347	-0.68(-1.03%)
Mar 13, 2012	65.10	65.55	64.68	65.50	54,638	+0.84(+1.29%)
Mar 12, 2012	65.34	65.39	64.65	64.67	391,058	-0.81(-1.24%)
Mar 09, 2012	65.52	65.72	65.38	65.48	38,289	-0.12(-0.19%)
Mar 08, 2012	65.24	65.82	65.11	65.61	32,568	+1.25(+1.95%)
Mar 07, 2012	64.23	64.45	63.92	64.35	80,822	+0.87(+1.36%)
Mar 06, 2012	64.13	64.13	63.30	63.49	66,969	-2.05(-3.12%)
Mar 05, 2012	65.92	65.92	65.32	65.53	61,257	-0.49(-0.74%)
Mar 02, 2012	66.30	66.36	65.97	66.03	389,140	-0.40(-0.60%)

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