Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	21.94	21.94	21.55	21.68	2,980,717	-0.04(-0.17%)
Feb 25, 2011	21.66	21.76	21.51	21.72	3,154,848	+0.16(+0.72%)
Feb 24, 2011	21.57	21.89	21.54	21.56	2,634,486	-0.06(-0.30%)
Feb 23, 2011	21.90	22.12	21.61	21.63	2,596,979	-0.39(-1.79%)
Feb 22, 2011	22.45	22.58	21.98	22.02	2,203,364	-0.65(-2.87%)
Feb 18, 2011	22.34	23.02	22.34	22.67	3,775,465	+0.46(+2.07%)
Feb 17, 2011	22.27	22.35	22.04	22.22	2,430,376	-0.08(-0.37%)
Feb 16, 2011	22.22	22.48	22.11	22.30	1,496,539	+0.17(+0.75%)
Feb 15, 2011	22.22	22.45	22.05	22.13	1,676,365	-0.11(-0.50%)
Feb 14, 2011	22.28	22.36	22.12	22.24	1,383,252	-0.10(-0.45%)
Feb 11, 2011	21.87	22.38	21.80	22.34	1,331,888	+0.45(+2.05%)
Feb 10, 2011	21.84	22.06	21.74	21.89	2,384,786	+0.03(+0.13%)
Feb 09, 2011	22.07	22.45	21.72	21.87	2,695,088	-0.27(-1.20%)
Feb 08, 2011	22.65	22.65	21.73	22.13	2,992,177	-0.52(-2.31%)
Feb 07, 2011	22.54	22.94	22.54	22.66	799,488	+0.16(+0.69%)
Feb 04, 2011	22.56	22.58	22.34	22.50	1,240,626	+0.06(+0.25%)
Feb 03, 2011	22.54	22.73	22.40	22.45	1,006,933	-0.23(-1.01%)
Feb 02, 2011	22.47	23.09	22.47	22.67	3,355,475	+0.17(+0.78%)
Feb 01, 2011	22.02	22.56	22.02	22.50	1,991,337	+0.41(+1.87%)
Jan 31, 2011	21.48	22.15	21.45	22.09	2,516,589	+0.55(+2.56%)
Jan 28, 2011	21.90	22.03	21.10	21.54	3,369,722	-0.36(-1.64%)
Jan 27, 2011	22.08	22.42	21.81	21.89	2,504,944	-0.06(-0.29%)
Jan 26, 2011	22.34	22.34	21.96	21.96	3,586,461	-0.30(-1.36%)
Jan 25, 2011	22.85	22.89	22.23	22.26	2,720,595	-0.63(-2.77%)
Jan 24, 2011	22.54	22.92	22.26	22.89	1,953,674	+0.35(+1.55%)
Jan 21, 2011	22.87	22.96	22.46	22.55	1,771,424	-0.17(-0.73%)
Jan 20, 2011	23.02	23.03	22.68	22.71	2,697,431	-0.46(-1.98%)
Jan 19, 2011	23.77	23.77	23.04	23.17	1,412,918	-0.57(-2.40%)
Jan 18, 2011	23.62	23.99	23.56	23.74	2,742,083	-0.13(-0.54%)
Jan 14, 2011	23.63	23.90	23.62	23.87	2,543,453	+0.09(+0.39%)
Jan 13, 2011	23.62	23.81	23.52	23.78	2,133,562	+0.21(+0.90%)
Jan 12, 2011	23.65	23.74	23.34	23.57	1,983,990	+0.20(+0.86%)
Jan 11, 2011	23.57	23.72	23.32	23.36	1,546,539	-0.20(-0.86%)
Jan 10, 2011	23.38	23.64	23.18	23.57	2,215,480	+0.21(+0.90%)
Jan 07, 2011	23.65	23.68	23.23	23.35	1,641,494	-0.15(-0.63%)
Jan 06, 2011	23.78	23.79	23.44	23.50	1,454,328	-0.23(-0.97%)
Jan 05, 2011	23.91	24.02	23.68	23.73	1,503,446	-0.17(-0.69%)
Jan 04, 2011	24.48	24.48	23.79	23.90	1,776,225	-0.43(-1.77%)
Jan 03, 2011	23.97	24.41	23.95	24.33	1,188,222	+0.52(+2.20%)
Dec 31, 2010	23.68	23.90	23.63	23.80	920,820	+0.01(+0.04%)
Dec 30, 2010	23.77	23.86	23.67	23.79	588,205	+0.01(+0.04%)
Dec 29, 2010	23.76	23.89	23.68	23.79	748,377	+0.04(+0.15%)
Dec 28, 2010	24.00	24.00	23.68	23.75	718,404	-0.06(-0.27%)
Dec 27, 2010	23.77	23.94	23.69	23.81	872,060	-0.04(-0.15%)
Dec 23, 2010	24.18	24.18	23.68	23.85	1,927,528	-0.49(-2.00%)
Dec 22, 2010	23.98	24.40	23.98	24.34	3,706,752	+0.23(+0.95%)
Dec 21, 2010	23.56	24.11	23.56	24.11	1,954,372	+0.60(+2.54%)
Dec 20, 2010	23.40	23.72	23.27	23.51	1,442,416	+0.28(+1.23%)
Dec 17, 2010	23.17	23.38	23.02	23.23	2,394,055	+0.07(+0.32%)
Dec 16, 2010	23.02	23.15	22.82	23.15	1,973,573	+0.20(+0.88%)
Dec 15, 2010	22.79	22.98	22.78	22.95	3,939,719	+0.01(+0.04%)
Dec 14, 2010	22.71	23.04	22.71	22.94	3,660,550	+0.23(+1.01%)
Dec 13, 2010	22.70	22.78	22.61	22.71	1,674,880	+0.26(+1.14%)
Dec 10, 2010	22.56	22.56	22.17	22.45	1,365,210	-0.09(-0.41%)
Dec 09, 2010	22.42	22.67	22.24	22.55	3,121,831	+0.24(+1.07%)
Dec 08, 2010	22.91	22.91	22.17	22.31	4,394,329	-0.56(-2.45%)
Dec 07, 2010	22.95	23.04	22.78	22.87	3,295,233	+0.12(+0.52%)
Dec 06, 2010	22.37	22.78	22.23	22.75	3,668,352	+0.36(+1.60%)
Dec 03, 2010	22.18	22.45	22.14	22.39	1,481,402	+0.01(+0.04%)
Dec 02, 2010	22.05	22.57	22.00	22.38	2,010,022	+0.30(+1.37%)

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