Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	19.23	19.29	19.20	19.29	6,036,420	+0.08(+0.39%)
Feb 25, 2011	19.18	19.22	19.15	19.21	9,987,696	+0.08(+0.43%)
Feb 24, 2011	19.15	19.17	19.11	19.13	5,209,929	-0.00(-0.01%)
Feb 23, 2011	19.14	19.18	19.07	19.13	6,311,401	+0.02(+0.10%)
Feb 22, 2011	19.21	19.23	19.11	19.11	6,850,720	-0.15(-0.76%)
Feb 18, 2011	19.23	19.26	19.22	19.26	2,698,957	+0.07(+0.34%)
Feb 17, 2011	19.19	19.22	19.18	19.19	4,213,291	+0.00(+0.01%)
Feb 16, 2011	19.19	19.21	19.17	19.19	4,201,949	+0.03(+0.16%)
Feb 15, 2011	19.14	19.19	19.14	19.16	3,135,737	-0.02(-0.10%)
Feb 14, 2011	19.16	19.19	19.15	19.18	3,146,510	+0.03(+0.17%)
Feb 11, 2011	19.11	19.14	19.08	19.14	4,991,197	+0.04(+0.22%)
Feb 10, 2011	19.07	19.14	19.07	19.10	4,385,791	+0.02(+0.12%)
Feb 09, 2011	19.20	19.20	19.07	19.08	9,097,391	-0.12(-0.62%)
Feb 08, 2011	19.21	19.23	19.17	19.20	13,387,779	-0.04(-0.20%)
Feb 07, 2011	19.18	19.23	19.15	19.23	10,645,982	+0.06(+0.32%)
Feb 04, 2011	19.11	19.18	19.09	19.17	8,015,787	+0.07(+0.37%)
Feb 03, 2011	19.06	19.10	19.04	19.10	7,187,000	+0.03(+0.17%)
Feb 02, 2011	19.09	19.10	19.07	19.07	4,423,786	-0.00(-0.02%)
Feb 01, 2011	19.05	19.09	19.04	19.07	4,339,317	+0.28(+1.50%)
Jan 31, 2011	18.72	18.80	18.71	18.79	7,240,494	+0.12(+0.65%)
Jan 28, 2011	18.79	18.79	18.67	18.67	8,615,582	-0.10(-0.54%)
Jan 27, 2011	18.79	18.79	18.74	18.77	3,988,294	+0.01(+0.05%)
Jan 26, 2011	18.74	18.78	18.73	18.76	6,966,280	+0.06(+0.30%)
Jan 25, 2011	18.71	18.74	18.67	18.71	6,214,112	+0.00(+0.00%)
Jan 24, 2011	18.68	18.72	18.68	18.71	3,395,387	+0.04(+0.22%)
Jan 21, 2011	18.65	18.69	18.64	18.67	5,955,108	+0.03(+0.17%)
Jan 20, 2011	18.63	18.64	18.56	18.63	5,446,097	+0.00(+0.02%)
Jan 19, 2011	18.65	18.66	18.60	18.63	7,442,313	-0.03(-0.15%)
Jan 18, 2011	18.66	18.67	18.62	18.66	3,654,930	+0.01(+0.05%)
Jan 14, 2011	18.61	18.65	18.59	18.65	3,766,981	+0.06(+0.32%)
Jan 13, 2011	18.60	18.62	18.59	18.59	3,729,588	-0.02(-0.10%)
Jan 12, 2011	18.63	18.63	18.58	18.60	5,488,414	+0.00(+0.02%)
Jan 11, 2011	18.59	18.60	18.56	18.60	4,835,467	+0.06(+0.30%)
Jan 10, 2011	18.55	18.56	18.51	18.54	4,733,108	-0.02(-0.10%)
Jan 07, 2011	18.63	18.65	18.54	18.56	4,807,189	-0.09(-0.50%)
Jan 06, 2011	18.66	18.66	18.58	18.66	7,607,946	+0.01(+0.05%)
Jan 05, 2011	18.54	18.65	18.53	18.65	12,078,769	+0.09(+0.48%)
Jan 04, 2011	18.54	18.57	18.49	18.56	7,762,104	+0.06(+0.30%)
Jan 03, 2011	18.50	18.54	18.42	18.50	8,752,521	+0.07(+0.40%)
Dec 31, 2010	18.41	18.45	18.38	18.43	2,125,844	+0.03(+0.18%)
Dec 30, 2010	18.37	18.40	18.36	18.40	3,207,062	+0.00(+0.03%)
Dec 29, 2010	18.37	18.40	18.34	18.39	6,515,266	+0.94(+5.37%)
Dec 28, 2010	17.53	17.54	17.45	17.45	4,615,885	-0.06(-0.35%)
Dec 27, 2010	17.47	17.53	17.46	17.52	4,317,806	+0.03(+0.17%)
Dec 23, 2010	17.44	17.50	17.42	17.49	3,224,752	+0.08(+0.45%)
Dec 22, 2010	17.43	17.44	17.41	17.41	5,198,537	-0.03(-0.15%)
Dec 21, 2010	17.44	17.45	17.41	17.43	5,793,780	+0.02(+0.12%)
Dec 20, 2010	17.39	17.43	17.36	17.41	5,423,402	+0.03(+0.17%)
Dec 17, 2010	17.31	17.38	17.29	17.38	5,249,240	+0.09(+0.53%)
Dec 16, 2010	17.22	17.30	17.22	17.29	3,195,164	+0.06(+0.35%)
Dec 15, 2010	17.31	17.32	17.22	17.23	4,166,854	-0.09(-0.50%)
Dec 14, 2010	17.28	17.32	17.24	17.32	5,682,911	+0.09(+0.50%)
Dec 13, 2010	17.31	17.33	17.23	17.23	7,667,726	-0.06(-0.35%)
Dec 10, 2010	17.35	17.35	17.29	17.29	6,020,088	-0.03(-0.15%)
Dec 09, 2010	17.38	17.38	17.32	17.32	6,175,288	-0.07(-0.42%)
Dec 08, 2010	17.39	17.39	17.32	17.39	9,634,658	+0.03(+0.20%)
Dec 07, 2010	17.39	17.39	17.34	17.36	5,709,454	+0.06(+0.33%)
Dec 06, 2010	17.31	17.32	17.27	17.30	7,657,433	-0.03(-0.18%)
Dec 03, 2010	17.20	17.33	17.20	17.33	10,656,709	+0.09(+0.50%)
Dec 02, 2010	17.26	17.27	17.21	17.24	6,122,919	+0.00(+0.00%)

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