Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	61.37	61.56	61.18	61.54	122,022	+0.17(+0.28%)
Apr 28, 2011	61.13	61.45	61.12	61.37	87,828	+0.03(+0.04%)
Apr 27, 2011	61.20	61.40	60.85	61.34	147,196	+0.26(+0.42%)
Apr 26, 2011	60.79	61.29	60.65	61.08	165,418	+0.45(+0.75%)
Apr 25, 2011	60.69	60.70	60.41	60.63	127,601	+0.16(+0.27%)
Apr 21, 2011	60.56	60.56	60.21	60.47	197,514	+0.51(+0.86%)
Apr 20, 2011	59.53	59.99	59.39	59.95	187,675	+1.50(+2.57%)
Apr 19, 2011	58.31	58.47	58.05	58.45	156,721	+0.19(+0.32%)
Apr 18, 2011	58.10	58.27	57.47	58.26	294,572	-0.45(-0.77%)
Apr 15, 2011	58.73	58.91	58.44	58.71	157,606	-0.23(-0.40%)
Apr 14, 2011	58.75	58.99	58.45	58.95	149,535	-0.14(-0.24%)
Apr 13, 2011	58.98	59.33	58.77	59.09	230,247	+0.42(+0.72%)
Apr 12, 2011	58.82	58.88	58.38	58.67	130,904	-0.51(-0.86%)
Apr 11, 2011	59.39	59.50	58.95	59.17	150,190	-0.17(-0.28%)
Apr 08, 2011	59.86	59.93	59.14	59.34	109,344	-0.33(-0.55%)
Apr 07, 2011	59.69	60.02	59.29	59.67	176,044	-0.04(-0.06%)
Apr 06, 2011	59.68	59.90	59.38	59.70	359,927	+0.41(+0.70%)
Apr 05, 2011	59.29	59.74	59.26	59.29	105,264	-0.04(-0.06%)
Apr 04, 2011	59.77	59.80	59.10	59.32	162,474	-0.37(-0.62%)
Apr 01, 2011	60.20	60.20	59.49	59.69	232,700	-0.17(-0.29%)
Mar 31, 2011	59.88	60.05	59.67	59.86	194,729	-0.06(-0.11%)
Mar 30, 2011	60.10	60.12	59.76	59.93	176,607	+0.12(+0.20%)
Mar 29, 2011	59.35	59.81	59.07	59.81	159,476	+0.40(+0.67%)
Mar 28, 2011	59.84	60.03	59.40	59.41	168,528	-0.32(-0.54%)
Mar 25, 2011	59.92	60.09	59.67	59.74	288,398	+0.18(+0.31%)
Mar 24, 2011	59.07	59.62	58.77	59.55	188,310	+0.97(+1.66%)
Mar 23, 2011	58.10	58.73	57.80	58.58	111,609	+0.30(+0.51%)
Mar 22, 2011	58.43	58.51	58.15	58.29	165,578	-0.11(-0.18%)
Mar 21, 2011	58.55	58.58	58.30	58.39	268,984	+1.13(+1.97%)
Mar 18, 2011	57.89	58.00	57.18	57.26	226,320	+0.08(+0.13%)
Mar 17, 2011	57.52	57.82	57.15	57.19	403,629	+0.43(+0.76%)
Mar 16, 2011	57.81	58.11	56.34	56.76	454,802	-1.48(-2.55%)
Mar 15, 2011	57.95	58.54	57.86	58.24	868,456	-0.88(-1.49%)
Mar 14, 2011	59.01	59.52	58.78	59.12	406,147	-0.27(-0.45%)
Mar 11, 2011	58.71	59.60	58.71	59.39	327,567	+0.37(+0.62%)
Mar 10, 2011	59.58	59.58	58.92	59.02	263,175	-1.22(-2.03%)
Mar 09, 2011	60.51	60.59	59.99	60.24	227,376	-0.45(-0.74%)
Mar 08, 2011	60.32	61.01	59.98	60.69	140,736	+0.38(+0.63%)
Mar 07, 2011	61.44	61.49	59.85	60.32	211,044	-0.95(-1.55%)
Mar 04, 2011	61.75	61.75	60.90	61.27	155,967	-0.40(-0.64%)
Mar 03, 2011	61.22	61.78	61.22	61.67	176,159	+1.08(+1.78%)
Mar 02, 2011	60.26	61.11	60.26	60.59	165,432	+0.32(+0.54%)
Mar 01, 2011	61.66	61.69	60.19	60.26	698,677	-1.13(-1.84%)
Feb 28, 2011	61.58	61.71	61.01	61.40	205,428	+0.09(+0.15%)
Feb 25, 2011	60.80	61.37	60.80	61.31	163,025	+0.89(+1.47%)
Feb 24, 2011	60.15	60.65	59.72	60.42	331,121	+0.25(+0.42%)
Feb 23, 2011	60.67	60.78	59.67	60.16	314,799	-0.85(-1.40%)
Feb 22, 2011	61.83	62.11	60.89	61.02	435,591	-1.73(-2.75%)
Feb 18, 2011	62.88	62.91	62.52	62.74	334,604	-0.03(-0.04%)
Feb 17, 2011	62.43	62.88	62.29	62.77	400,636	+0.10(+0.16%)
Feb 16, 2011	62.43	62.76	62.33	62.67	200,205	+0.48(+0.77%)
Feb 15, 2011	62.44	62.46	62.04	62.20	288,400	-0.31(-0.50%)
Feb 14, 2011	62.36	62.68	62.35	62.51	151,343	+0.15(+0.24%)
Feb 11, 2011	62.07	62.41	61.90	62.36	202,958	+0.29(+0.46%)
Feb 10, 2011	61.83	62.25	61.62	62.07	204,910	-0.36(-0.58%)
Feb 09, 2011	62.47	62.65	62.25	62.43	234,203	-0.17(-0.27%)
Feb 08, 2011	62.29	62.60	62.19	62.60	637,639	+0.27(+0.43%)
Feb 07, 2011	62.11	62.64	62.05	62.33	231,569	+0.43(+0.70%)
Feb 04, 2011	61.52	61.95	61.34	61.90	183,776	+0.48(+0.78%)
Feb 03, 2011	61.33	61.55	60.85	61.42	282,540	+0.04(+0.06%)
Feb 02, 2011	61.17	61.56	61.11	61.39	128,179	+0.17(+0.28%)

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