Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	59.24	59.24	58.51	59.01	14,729	-0.36(-0.61%)
May 30, 2012	59.39	59.48	59.09	59.37	73,653	-0.58(-0.97%)
May 29, 2012	59.74	60.30	59.52	59.95	14,686	+0.77(+1.30%)
May 25, 2012	59.24	59.40	59.12	59.18	8,959	-0.04(-0.06%)
May 24, 2012	59.99	59.99	58.93	59.22	14,920	-0.60(-1.01%)
May 23, 2012	59.20	59.91	58.62	59.82	58,152	+0.06(+0.11%)
May 22, 2012	60.05	60.23	59.45	59.76	35,371	-0.17(-0.28%)
May 21, 2012	58.45	59.93	58.34	59.93	26,159	+1.54(+2.65%)
May 18, 2012	59.52	59.52	58.27	58.38	49,193	-0.88(-1.48%)
May 17, 2012	60.35	60.41	59.26	59.26	21,934	-1.06(-1.76%)
May 16, 2012	60.90	61.19	60.30	60.32	28,219	-0.55(-0.90%)
May 15, 2012	61.22	61.66	60.78	60.87	32,687	-0.14(-0.23%)
May 14, 2012	61.04	61.36	60.91	61.01	12,587	-0.56(-0.90%)
May 11, 2012	61.30	62.14	61.30	61.56	14,090	+0.07(+0.12%)
May 10, 2012	62.28	62.28	61.40	61.49	50,765	-0.64(-1.03%)
May 09, 2012	61.40	62.33	61.12	62.13	93,837	+0.02(+0.03%)
May 08, 2012	62.03	62.22	61.28	62.11	57,511	-0.39(-0.62%)
May 07, 2012	62.30	62.79	62.29	62.50	16,197	-0.18(-0.30%)
May 04, 2012	63.62	63.62	62.65	62.68	17,602	-1.48(-2.31%)
May 03, 2012	64.89	64.89	64.00	64.16	45,784	-0.67(-1.03%)
May 02, 2012	64.37	64.85	64.25	64.83	15,565	+0.05(+0.08%)
May 01, 2012	64.62	65.42	64.62	64.78	10,913	+0.15(+0.23%)
Apr 30, 2012	64.81	64.84	64.53	64.63	28,260	-0.31(-0.48%)
Apr 27, 2012	64.92	65.20	64.60	64.95	107,827	+0.38(+0.59%)
Apr 26, 2012	64.30	64.71	64.17	64.57	31,569	+0.51(+0.79%)
Apr 25, 2012	63.43	64.06	63.43	64.06	52,672	+1.69(+2.71%)
Apr 24, 2012	62.68	62.75	62.16	62.37	15,084	-0.38(-0.60%)
Apr 23, 2012	62.70	62.77	62.22	62.75	25,165	-0.53(-0.83%)
Apr 20, 2012	63.86	64.02	63.27	63.27	37,133	-0.30(-0.47%)
Apr 19, 2012	63.90	64.67	63.32	63.57	13,894	-0.62(-0.97%)
Apr 18, 2012	64.27	64.50	64.03	64.19	31,908	-0.46(-0.72%)
Apr 17, 2012	63.70	64.78	63.70	64.65	15,193	+1.30(+2.04%)
Apr 16, 2012	64.26	64.27	63.12	63.36	66,905	-0.59(-0.93%)
Apr 13, 2012	64.65	64.65	63.94	63.95	12,939	-0.91(-1.40%)
Apr 12, 2012	64.08	64.91	64.08	64.86	8,949	+1.00(+1.56%)
Apr 11, 2012	64.03	64.19	63.72	63.86	71,803	+0.45(+0.71%)
Apr 10, 2012	64.37	64.71	63.31	63.40	84,608	-1.10(-1.71%)
Apr 09, 2012	64.21	64.74	64.08	64.50	47,834	-0.49(-0.75%)
Apr 05, 2012	64.62	65.04	64.56	64.99	432,071	+0.16(+0.24%)
Apr 04, 2012	65.34	65.34	64.45	64.84	27,764	-1.05(-1.60%)
Apr 03, 2012	66.10	66.26	65.55	65.89	155,159	-0.20(-0.31%)
Apr 02, 2012	65.49	66.17	65.25	66.10	29,560	+0.57(+0.88%)
Mar 30, 2012	65.99	66.00	65.30	65.52	183,525	-0.18(-0.28%)
Mar 29, 2012	65.45	65.78	65.22	65.71	64,659	+0.01(+0.01%)
Mar 28, 2012	66.09	66.17	65.39	65.70	78,465	-0.31(-0.46%)
Mar 27, 2012	66.13	66.35	65.97	66.00	72,599	+0.03(+0.04%)
Mar 26, 2012	65.26	66.01	65.26	65.98	32,863	+0.96(+1.47%)
Mar 23, 2012	64.99	65.09	64.58	65.02	31,540	+0.18(+0.28%)
Mar 22, 2012	64.68	64.95	64.56	64.83	22,269	-0.26(-0.40%)
Mar 21, 2012	65.08	65.34	64.92	65.09	111,914	+0.12(+0.18%)
Mar 20, 2012	64.69	65.00	64.46	64.97	20,662	-0.11(-0.17%)
Mar 19, 2012	64.70	65.26	64.60	65.08	12,869	+0.31(+0.48%)
Mar 16, 2012	64.79	64.82	64.51	64.77	37,287	+0.17(+0.26%)
Mar 15, 2012	64.51	64.75	64.36	64.60	99,709	+0.22(+0.34%)
Mar 14, 2012	64.22	64.67	64.08	64.38	93,306	+0.18(+0.27%)
Mar 13, 2012	63.38	64.21	63.38	64.21	14,041	+1.18(+1.88%)
Mar 12, 2012	63.08	63.12	62.77	63.02	13,753	+0.00(+0.00%)
Mar 09, 2012	62.96	63.17	62.91	63.02	5,905	+0.22(+0.35%)
Mar 08, 2012	62.55	62.83	62.37	62.80	14,359	+0.71(+1.15%)
Mar 07, 2012	61.79	62.18	61.79	62.09	21,588	+0.45(+0.73%)
Mar 06, 2012	61.74	61.74	61.37	61.64	17,155	-0.71(-1.14%)
Mar 05, 2012	62.83	62.83	62.14	62.35	10,479	-0.60(-0.95%)
Mar 02, 2012	63.09	63.21	62.69	62.95	20,440	-0.11(-0.18%)

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