Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	59.57	59.69	59.36	59.67	19,027	+0.09(+0.15%)
Apr 28, 2011	59.44	59.66	59.37	59.57	21,992	+0.02(+0.03%)
Apr 27, 2011	59.26	59.60	59.01	59.56	35,820	+0.46(+0.78%)
Apr 26, 2011	58.92	59.34	58.78	59.10	13,855	+0.37(+0.63%)
Apr 25, 2011	58.78	58.82	58.56	58.73	12,425	+0.07(+0.13%)
Apr 21, 2011	58.63	58.66	58.36	58.66	28,746	+0.52(+0.90%)
Apr 20, 2011	57.77	58.17	57.61	58.13	25,835	+1.44(+2.53%)
Apr 19, 2011	56.62	56.74	56.38	56.70	13,588	+0.16(+0.28%)
Apr 18, 2011	56.51	56.58	55.87	56.54	35,802	-0.51(-0.89%)
Apr 15, 2011	57.06	57.18	56.89	57.05	12,348	-0.16(-0.27%)
Apr 14, 2011	56.99	57.21	56.73	57.20	16,326	-0.17(-0.30%)
Apr 13, 2011	57.30	57.57	57.16	57.38	20,350	+0.46(+0.80%)
Apr 12, 2011	57.25	57.25	56.74	56.92	212,008	-0.56(-0.97%)
Apr 11, 2011	57.72	57.80	57.30	57.48	32,343	-0.17(-0.29%)
Apr 08, 2011	58.11	58.15	57.44	57.64	12,909	-0.27(-0.46%)
Apr 07, 2011	57.92	58.21	57.53	57.91	19,276	-0.02(-0.03%)
Apr 06, 2011	58.03	58.10	57.60	57.93	20,586	+0.33(+0.57%)
Apr 05, 2011	57.65	57.98	57.55	57.60	41,422	+0.03(+0.05%)
Apr 04, 2011	57.89	57.90	57.35	57.57	21,700	-0.25(-0.43%)
Apr 01, 2011	58.29	58.29	57.66	57.82	27,531	-0.06(-0.11%)
Mar 31, 2011	57.87	58.04	57.85	57.88	68,186	-0.07(-0.12%)
Mar 30, 2011	58.08	58.11	57.88	57.96	10,826	+0.25(+0.43%)
Mar 29, 2011	57.24	57.71	57.07	57.71	26,565	+0.39(+0.69%)
Mar 28, 2011	57.85	57.85	57.32	57.32	13,418	-0.29(-0.51%)
Mar 25, 2011	57.74	57.98	57.60	57.61	62,421	+0.07(+0.13%)
Mar 24, 2011	56.96	57.59	56.74	57.53	50,290	+0.93(+1.64%)
Mar 23, 2011	56.08	56.72	55.85	56.61	108,838	+0.42(+0.75%)
Mar 22, 2011	56.49	56.49	56.10	56.18	18,767	-0.18(-0.33%)
Mar 21, 2011	56.50	56.52	56.32	56.37	35,363	+1.12(+2.03%)
Mar 18, 2011	55.92	55.92	55.23	55.25	62,547	+0.09(+0.17%)
Mar 17, 2011	55.53	55.79	55.16	55.16	36,287	+0.35(+0.64%)
Mar 16, 2011	55.77	56.06	54.50	54.81	98,735	-1.31(-2.34%)
Mar 15, 2011	55.91	56.40	55.83	56.12	78,889	-0.76(-1.34%)
Mar 14, 2011	56.86	57.11	56.55	56.88	108,338	-0.27(-0.47%)
Mar 11, 2011	56.63	57.39	56.55	57.15	72,125	+0.33(+0.58%)
Mar 10, 2011	57.32	57.32	56.73	56.82	108,250	-1.18(-2.04%)
Mar 09, 2011	58.28	58.28	57.80	58.00	19,507	-0.45(-0.77%)
Mar 08, 2011	58.05	58.67	57.76	58.45	15,594	+0.42(+0.73%)
Mar 07, 2011	59.20	59.20	57.62	58.03	61,646	-0.90(-1.53%)
Mar 04, 2011	59.44	59.44	58.65	58.93	202,692	-0.40(-0.68%)
Mar 03, 2011	58.90	59.48	58.90	59.33	128,151	+1.01(+1.73%)
Mar 02, 2011	58.02	58.77	58.02	58.32	17,220	+0.28(+0.49%)
Mar 01, 2011	59.22	59.28	57.87	58.04	127,925	-0.99(-1.68%)
Feb 28, 2011	59.33	59.43	58.74	59.03	21,018	-0.03(-0.05%)
Feb 25, 2011	58.59	59.16	58.59	59.06	39,883	+0.77(+1.32%)
Feb 24, 2011	58.00	58.46	57.74	58.29	113,023	+0.29(+0.51%)
Feb 23, 2011	58.65	58.70	57.52	57.99	36,977	-0.92(-1.56%)
Feb 22, 2011	59.75	59.96	58.83	58.91	93,288	-1.61(-2.66%)
Feb 18, 2011	60.68	60.73	60.36	60.52	131,643	-0.06(-0.09%)
Feb 17, 2011	60.23	60.67	60.20	60.57	17,385	+0.19(+0.32%)
Feb 16, 2011	60.22	60.48	60.14	60.38	39,812	+0.43(+0.72%)
Feb 15, 2011	60.27	60.27	59.84	59.95	27,249	-0.35(-0.58%)
Feb 14, 2011	60.23	60.41	60.13	60.30	30,691	+0.18(+0.31%)
Feb 11, 2011	59.73	60.19	59.73	60.11	70,312	+0.26(+0.43%)
Feb 10, 2011	59.44	59.93	59.31	59.86	38,642	-0.17(-0.28%)
Feb 09, 2011	59.89	60.19	59.88	60.02	38,869	-0.17(-0.27%)
Feb 08, 2011	60.01	60.19	59.74	60.19	80,194	+0.32(+0.54%)
Feb 07, 2011	59.71	60.13	59.59	59.87	51,899	+0.36(+0.60%)
Feb 04, 2011	59.18	59.54	59.10	59.51	36,244	+0.48(+0.81%)
Feb 03, 2011	58.95	59.16	58.46	59.03	27,149	+0.07(+0.12%)
Feb 02, 2011	58.71	59.13	58.68	58.96	13,997	+0.21(+0.36%)

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