Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	61.05	61.48	60.67	61.03	1,310,739	+0.28(+0.46%)
May 23, 2011	60.32	60.88	60.04	60.74	1,337,864	-0.43(-0.70%)
May 20, 2011	61.70	61.72	60.54	61.17	1,001,914	-0.50(-0.80%)
May 19, 2011	61.49	61.99	61.01	61.67	1,398,285	+0.40(+0.66%)
May 18, 2011	60.17	61.29	59.93	61.27	1,656,468	+1.27(+2.12%)
May 17, 2011	60.80	60.91	59.82	59.99	1,982,565	-0.91(-1.50%)
May 16, 2011	60.52	61.74	60.52	60.91	1,187,829	+0.14(+0.23%)
May 13, 2011	62.00	62.08	60.69	60.76	1,456,970	-1.08(-1.74%)
May 12, 2011	62.24	62.38	61.22	61.84	2,335,365	-0.48(-0.76%)
May 11, 2011	63.44	63.56	61.98	62.32	1,153,410	-1.18(-1.86%)
May 10, 2011	63.09	63.73	62.93	63.50	1,299,617	+0.74(+1.19%)
May 09, 2011	62.10	63.02	61.96	62.76	782,298	+0.76(+1.22%)
May 06, 2011	62.51	63.07	61.62	62.00	1,192,529	+0.23(+0.38%)
May 05, 2011	62.07	62.75	61.52	61.76	1,357,879	-0.63(-1.01%)
May 04, 2011	63.28	63.37	62.23	62.39	1,483,152	-0.85(-1.35%)
May 03, 2011	63.44	63.51	62.72	63.24	1,237,933	-0.27(-0.43%)
May 02, 2011	63.45	63.58	63.37	63.52	1,194,837	-0.50(-0.79%)
Apr 29, 2011	64.32	64.34	63.81	64.02	1,266,059	-0.11(-0.17%)
Apr 28, 2011	63.62	64.15	63.30	64.13	1,464,494	+0.58(+0.91%)
Apr 27, 2011	63.76	63.81	62.55	63.55	1,147,654	-0.19(-0.30%)
Apr 26, 2011	63.26	63.89	63.10	63.75	2,114,817	+0.72(+1.15%)
Apr 25, 2011	62.65	63.27	62.33	63.02	1,388,284	+0.07(+0.12%)
Apr 21, 2011	62.78	63.04	62.15	62.95	1,510,689	+0.13(+0.21%)
Apr 20, 2011	62.33	63.20	62.33	62.82	2,873,253	+1.11(+1.80%)
Apr 19, 2011	60.82	61.71	60.58	61.70	1,561,066	+1.04(+1.71%)
Apr 18, 2011	60.78	60.95	60.30	60.66	1,266,445	-0.88(-1.43%)
Apr 15, 2011	61.07	61.74	60.63	61.54	2,501,511	+0.84(+1.38%)
Apr 14, 2011	60.07	60.88	59.77	60.70	1,845,219	+0.33(+0.54%)
Apr 13, 2011	60.51	60.75	59.97	60.38	1,411,134	+0.20(+0.33%)
Apr 12, 2011	60.93	61.23	60.04	60.17	1,342,955	-0.95(-1.55%)
Apr 11, 2011	61.71	61.84	60.76	61.12	935,996	-0.55(-0.89%)
Apr 08, 2011	61.68	62.21	61.17	61.67	1,367,532	+0.41(+0.67%)
Apr 07, 2011	61.68	62.29	61.00	61.26	1,493,525	-0.73(-1.18%)
Apr 06, 2011	62.12	62.33	61.30	61.99	1,447,358	+0.18(+0.29%)
Apr 05, 2011	60.67	62.17	60.58	61.81	1,983,105	+0.99(+1.63%)
Apr 04, 2011	60.91	60.99	60.37	60.82	1,518,165	+0.17(+0.29%)
Apr 01, 2011	60.68	61.20	60.42	60.64	1,432,105	+0.20(+0.33%)
Mar 31, 2011	60.22	60.89	60.22	60.44	1,338,931	-0.01(-0.01%)
Mar 30, 2011	60.65	60.65	59.85	60.45	1,709,295	+0.30(+0.50%)
Mar 29, 2011	59.85	60.15	59.35	60.15	1,712,851	+0.26(+0.43%)
Mar 28, 2011	60.17	60.42	59.89	59.89	945,604	-0.03(-0.06%)
Mar 25, 2011	59.93	60.46	59.84	59.92	1,297,362	+0.07(+0.11%)
Mar 24, 2011	59.32	59.88	58.92	59.86	1,625,642	+0.86(+1.46%)
Mar 23, 2011	58.39	59.22	57.80	59.00	2,075,900	+0.45(+0.77%)
Mar 22, 2011	58.81	59.06	58.32	58.54	1,055,902	-0.34(-0.58%)
Mar 21, 2011	59.03	59.06	58.70	58.88	1,540,303	+0.25(+0.43%)
Mar 18, 2011	58.40	59.14	58.04	58.63	3,452,957	+1.17(+2.03%)
Mar 17, 2011	56.96	58.18	56.21	57.47	4,790,034	+1.42(+2.53%)
Mar 16, 2011	57.04	57.10	55.45	56.05	3,059,809	-1.07(-1.88%)
Mar 15, 2011	56.97	57.88	56.87	57.12	3,438,889	-0.77(-1.32%)
Mar 14, 2011	57.78	58.17	57.45	57.88	3,469,638	-0.09(-0.16%)
Mar 11, 2011	58.46	58.95	57.88	57.98	4,091,685	-0.59(-1.00%)
Mar 10, 2011	59.09	59.35	58.55	58.56	2,921,990	-1.13(-1.89%)
Mar 09, 2011	59.72	59.91	59.32	59.69	1,816,253	-0.19(-0.32%)
Mar 08, 2011	60.05	60.05	59.42	59.88	2,250,624	+0.21(+0.36%)
Mar 07, 2011	61.00	61.30	59.60	59.67	2,992,707	-1.11(-1.82%)
Mar 04, 2011	60.97	61.32	60.30	60.78	1,616,390	-0.45(-0.74%)
Mar 03, 2011	60.90	61.30	60.86	61.23	2,377,418	+0.99(+1.64%)
Mar 02, 2011	59.98	60.42	59.86	60.24	3,215,457	+0.35(+0.58%)

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