Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	20.82	20.96	20.68	20.89	4,019,036	+0.05(+0.25%)
May 23, 2011	20.81	20.90	20.71	20.84	2,608,506	-0.24(-1.16%)
May 20, 2011	21.02	21.21	20.92	21.08	2,931,432	-0.02(-0.09%)
May 19, 2011	21.19	21.24	20.96	21.10	2,930,230	+0.02(+0.09%)
May 18, 2011	21.05	21.22	20.88	21.08	2,712,580	+0.00(+0.00%)
May 17, 2011	20.99	21.12	20.91	21.08	3,168,371	+0.09(+0.41%)
May 16, 2011	21.38	21.39	20.90	21.00	4,470,705	-0.42(-1.97%)
May 13, 2011	21.69	21.70	21.32	21.42	2,330,776	-0.24(-1.10%)
May 12, 2011	21.45	21.72	21.42	21.66	2,882,685	+0.11(+0.49%)
May 11, 2011	21.54	21.62	21.32	21.55	4,081,563	+0.01(+0.06%)
May 10, 2011	21.43	21.56	21.37	21.54	3,073,168	+0.21(+0.99%)
May 09, 2011	21.13	21.37	21.08	21.33	3,176,931	+0.19(+0.91%)
May 06, 2011	21.45	21.53	21.11	21.13	4,659,912	-0.11(-0.53%)
May 05, 2011	21.54	21.54	21.16	21.25	3,756,172	-0.38(-1.74%)
May 04, 2011	21.71	21.80	21.43	21.62	3,599,000	-0.17(-0.76%)
May 03, 2011	21.68	21.79	21.47	21.79	3,962,790	+0.08(+0.37%)
May 02, 2011	21.66	21.78	21.58	21.71	3,024,171	+0.10(+0.46%)
Apr 29, 2011	21.73	21.88	21.60	21.61	4,871,522	-0.19(-0.85%)
Apr 28, 2011	21.96	22.05	21.74	21.80	2,791,927	-0.13(-0.60%)
Apr 27, 2011	21.74	22.07	21.67	21.93	4,726,297	+0.27(+1.24%)
Apr 26, 2011	21.48	21.69	21.38	21.66	3,597,503	+0.27(+1.25%)
Apr 25, 2011	21.36	21.41	21.19	21.39	2,616,866	+0.04(+0.18%)
Apr 21, 2011	21.38	21.50	21.25	21.35	3,205,649	-0.03(-0.15%)
Apr 20, 2011	21.14	21.45	21.14	21.38	3,313,248	+0.49(+2.35%)
Apr 19, 2011	20.99	21.00	20.81	20.89	3,234,700	-0.03(-0.13%)
Apr 18, 2011	20.97	20.97	20.70	20.92	3,329,846	-0.28(-1.33%)
Apr 15, 2011	21.27	21.27	20.98	21.20	3,218,630	-0.01(-0.03%)
Apr 14, 2011	21.03	21.23	20.88	21.21	2,710,019	+0.03(+0.15%)
Apr 13, 2011	21.19	21.25	21.04	21.17	3,321,579	+0.05(+0.25%)
Apr 12, 2011	21.02	21.15	20.96	21.12	3,147,186	-0.02(-0.09%)
Apr 11, 2011	20.99	21.25	20.96	21.14	2,988,947	+0.22(+1.06%)
Apr 08, 2011	21.15	21.17	20.74	20.92	3,123,668	-0.16(-0.74%)
Apr 07, 2011	21.04	21.23	20.97	21.08	4,417,000	+0.05(+0.25%)
Apr 06, 2011	21.08	21.10	20.85	21.02	3,238,248	+0.10(+0.47%)
Apr 05, 2011	20.95	21.04	20.70	20.93	3,628,502	-0.07(-0.31%)
Apr 04, 2011	20.93	20.99	20.81	20.99	3,606,393	+0.16(+0.75%)
Apr 01, 2011	20.55	20.94	20.55	20.83	5,876,422	+0.29(+1.42%)
Mar 31, 2011	20.47	20.64	20.47	20.54	3,457,864	+0.05(+0.24%)
Mar 30, 2011	20.49	20.64	20.42	20.49	2,561,044	+0.10(+0.48%)
Mar 29, 2011	20.25	20.49	20.16	20.40	3,449,435	+0.15(+0.74%)
Mar 28, 2011	20.34	20.41	20.16	20.25	3,464,040	-0.06(-0.29%)
Mar 25, 2011	20.37	20.37	20.20	20.30	5,005,832	+0.04(+0.19%)
Mar 24, 2011	20.81	20.87	20.13	20.27	9,324,832	-0.84(-3.97%)
Mar 23, 2011	20.89	21.21	20.64	21.10	4,898,912	+0.21(+0.99%)
Mar 22, 2011	21.05	21.05	20.82	20.90	4,057,233	-0.16(-0.76%)
Mar 21, 2011	21.00	21.10	20.90	21.06	3,270,587	+0.37(+1.80%)
Mar 18, 2011	20.81	20.91	20.65	20.68	7,352,003	+0.07(+0.32%)
Mar 17, 2011	20.90	20.90	20.49	20.62	5,911,339	-0.02(-0.09%)
Mar 16, 2011	20.87	21.07	20.55	20.64	6,690,766	-0.32(-1.53%)
Mar 15, 2011	21.06	21.38	20.93	20.96	7,972,330	-0.63(-2.94%)
Mar 14, 2011	21.58	21.71	21.45	21.59	5,282,457	-0.14(-0.66%)
Mar 11, 2011	21.80	21.93	21.55	21.74	3,581,729	-0.17(-0.78%)
Mar 10, 2011	21.86	22.03	21.78	21.91	4,238,396	-0.19(-0.86%)
Mar 09, 2011	21.93	22.20	21.80	22.10	3,274,874	+0.06(+0.27%)
Mar 08, 2011	21.67	22.09	21.61	22.04	4,088,164	+0.41(+1.88%)
Mar 07, 2011	21.84	21.92	21.37	21.63	2,602,797	-0.16(-0.75%)
Mar 04, 2011	21.85	21.92	21.61	21.80	2,120,343	-0.10(-0.45%)
Mar 03, 2011	21.76	22.03	21.74	21.89	2,130,828	+0.30(+1.39%)
Mar 02, 2011	21.47	21.70	21.41	21.59	2,139,530	+0.09(+0.40%)

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