Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	22.11	22.20	22.08	22.17	2,542,913	+0.03(+0.12%)
Mar 30, 2011	22.14	22.18	22.14	22.14	1,344,994	+0.22(+1.02%)
Mar 29, 2011	21.69	21.93	21.63	21.92	1,635,806	+0.17(+0.80%)
Mar 28, 2011	21.88	21.94	21.74	21.74	4,884,148	-0.10(-0.45%)
Mar 25, 2011	21.80	21.96	21.72	21.84	2,228,000	+0.13(+0.61%)
Mar 24, 2011	21.63	21.75	21.46	21.71	2,645,876	+0.23(+1.08%)
Mar 23, 2011	21.40	21.55	21.25	21.48	2,946,929	+0.03(+0.15%)
Mar 22, 2011	21.58	21.60	21.42	21.45	2,333,576	-0.11(-0.50%)
Mar 21, 2011	21.56	21.59	21.51	21.55	3,483,589	+0.36(+1.71%)
Mar 18, 2011	21.37	21.38	21.15	21.19	5,214,988	+0.10(+0.49%)
Mar 17, 2011	21.25	21.25	21.01	21.09	6,290,203	+0.20(+0.95%)
Mar 16, 2011	21.08	21.27	20.75	20.89	6,982,310	-0.29(-1.36%)
Mar 15, 2011	21.07	21.30	21.05	21.18	5,887,445	-0.19(-0.88%)
Mar 14, 2011	21.33	21.46	21.19	21.37	4,312,326	-0.11(-0.53%)
Mar 11, 2011	21.17	21.55	21.17	21.48	3,049,944	+0.17(+0.82%)
Mar 10, 2011	21.43	21.47	21.26	21.30	3,396,414	-0.40(-1.83%)
Mar 09, 2011	21.71	21.78	21.58	21.70	2,442,916	-0.07(-0.31%)
Mar 08, 2011	21.58	21.84	21.47	21.77	3,784,427	+0.22(+1.02%)
Mar 07, 2011	21.87	21.90	21.42	21.55	5,761,845	-0.25(-1.13%)
Mar 04, 2011	21.95	21.95	21.65	21.80	3,590,606	-0.12(-0.53%)
Mar 03, 2011	21.73	21.95	21.72	21.91	1,773,360	+0.40(+1.87%)
Mar 02, 2011	21.41	21.63	21.38	21.51	2,358,203	+0.07(+0.33%)
Mar 01, 2011	21.91	21.92	21.40	21.44	2,737,380	-0.39(-1.77%)
Feb 28, 2011	21.89	21.91	21.71	21.83	2,458,634	+0.05(+0.25%)
Feb 25, 2011	21.53	21.78	21.51	21.77	2,599,911	+0.38(+1.78%)
Feb 24, 2011	21.37	21.53	21.18	21.39	3,755,454	+0.01(+0.05%)
Feb 23, 2011	21.59	21.68	21.17	21.38	3,643,164	-0.24(-1.12%)
Feb 22, 2011	21.93	22.04	21.58	21.62	3,900,461	-0.56(-2.50%)
Feb 18, 2011	22.25	22.25	22.11	22.18	1,743,642	-0.01(-0.03%)
Feb 17, 2011	22.03	22.21	22.03	22.18	1,285,380	+0.09(+0.42%)
Feb 16, 2011	22.03	22.13	22.00	22.09	6,342,170	+0.15(+0.68%)
Feb 15, 2011	21.96	22.01	21.89	21.94	2,591,836	-0.09(-0.40%)
Feb 14, 2011	21.96	22.04	21.94	22.03	2,389,509	+0.07(+0.34%)
Feb 11, 2011	21.66	21.97	21.66	21.95	1,784,420	+0.18(+0.81%)
Feb 10, 2011	21.55	21.79	21.53	21.78	3,780,421	+0.11(+0.49%)
Feb 09, 2011	21.68	21.75	21.59	21.67	4,082,261	-0.06(-0.28%)
Feb 08, 2011	21.67	21.74	21.58	21.73	3,373,135	+0.10(+0.44%)
Feb 07, 2011	21.55	21.72	21.54	21.64	1,144,635	+0.15(+0.72%)
Feb 04, 2011	21.39	21.50	21.33	21.48	1,391,957	+0.11(+0.49%)
Feb 03, 2011	21.31	21.41	21.15	21.38	1,772,018	+0.09(+0.40%)
Feb 02, 2011	21.30	21.39	21.27	21.29	1,822,366	-0.04(-0.20%)
Feb 01, 2011	21.18	21.38	21.17	21.33	5,267,477	+0.30(+1.41%)
Jan 31, 2011	20.94	21.11	20.90	21.04	3,415,723	+0.18(+0.87%)
Jan 28, 2011	21.27	21.31	20.82	20.86	4,258,821	-0.38(-1.77%)
Jan 27, 2011	21.13	21.27	21.12	21.23	2,662,706	+0.11(+0.50%)
Jan 26, 2011	20.98	21.16	20.96	21.13	2,975,009	+0.20(+0.94%)
Jan 25, 2011	20.83	20.94	20.77	20.93	1,962,869	-0.02(-0.09%)
Jan 24, 2011	20.79	20.99	20.79	20.95	929,488	+0.15(+0.73%)
Jan 21, 2011	20.95	20.99	20.78	20.80	2,423,114	-0.01(-0.05%)
Jan 20, 2011	20.85	20.90	20.67	20.81	2,281,383	-0.12(-0.58%)
Jan 19, 2011	21.25	21.25	20.87	20.93	2,009,488	-0.31(-1.48%)
Jan 18, 2011	21.10	21.25	21.10	21.24	1,899,571	+0.11(+0.50%)
Jan 14, 2011	21.00	21.15	20.95	21.14	1,366,596	+0.13(+0.61%)
Jan 13, 2011	21.05	21.07	20.96	21.01	2,190,868	-0.02(-0.08%)
Jan 12, 2011	21.02	21.04	20.92	21.02	983,753	+0.17(+0.83%)
Jan 11, 2011	20.87	20.91	20.77	20.85	1,137,472	+0.10(+0.47%)
Jan 10, 2011	20.63	20.80	20.54	20.76	2,345,357	+0.03(+0.13%)
Jan 07, 2011	20.82	20.86	20.54	20.73	1,926,734	-0.02(-0.12%)
Jan 06, 2011	20.83	20.86	20.72	20.75	1,917,208	-0.04(-0.21%)
Jan 05, 2011	20.63	20.82	20.60	20.80	5,653,586	+0.11(+0.51%)
Jan 04, 2011	20.87	20.92	20.56	20.69	2,187,366	-0.15(-0.74%)

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