Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	20.38	20.40	20.32	20.37	21,649	+0.22(+1.08%)
Feb 25, 2011	19.97	20.21	19.97	20.15	68,433	+0.28(+1.40%)
Feb 24, 2011	19.86	19.87	19.69	19.87	19,553	+0.09(+0.47%)
Feb 23, 2011	19.82	19.90	19.70	19.78	16,506	+0.03(+0.15%)
Feb 22, 2011	19.94	19.97	19.72	19.75	33,470	-0.46(-2.30%)
Feb 18, 2011	20.27	20.29	20.21	20.22	19,310	-0.04(-0.20%)
Feb 17, 2011	20.11	20.26	20.09	20.26	110,283	+0.22(+1.10%)
Feb 16, 2011	19.93	20.06	19.93	20.04	21,452	+0.26(+1.29%)
Feb 15, 2011	19.86	19.87	19.77	19.78	16,922	-0.15(-0.73%)
Feb 14, 2011	19.86	19.97	19.85	19.93	16,085	+0.10(+0.49%)
Feb 11, 2011	19.71	19.91	19.71	19.83	19,764	+0.01(+0.03%)
Feb 10, 2011	19.77	19.83	19.65	19.82	371,715	-0.18(-0.90%)
Feb 09, 2011	20.05	20.05	19.90	20.00	25,886	-0.21(-1.03%)
Feb 08, 2011	20.13	20.22	20.06	20.21	18,088	-0.05(-0.26%)
Feb 07, 2011	20.16	20.35	20.16	20.26	29,169	-0.02(-0.11%)
Feb 04, 2011	20.28	20.29	20.19	20.29	24,508	+0.00(+0.00%)
Feb 03, 2011	20.26	20.29	20.16	20.29	22,064	+0.08(+0.42%)
Feb 02, 2011	20.26	20.27	20.19	20.20	22,999	-0.09(-0.45%)
Feb 01, 2011	20.09	20.30	20.09	20.29	27,758	+0.42(+2.14%)
Jan 31, 2011	19.91	19.94	19.79	19.87	45,308	+0.09(+0.44%)
Jan 28, 2011	20.15	20.15	19.77	19.78	22,610	-0.44(-2.15%)
Jan 27, 2011	20.22	20.25	20.13	20.22	18,841	-0.06(-0.32%)
Jan 26, 2011	20.29	20.30	20.18	20.28	25,827	+0.19(+0.96%)
Jan 25, 2011	20.09	20.11	20.01	20.09	14,160	-0.04(-0.20%)
Jan 24, 2011	20.06	20.16	20.03	20.13	31,546	+0.14(+0.70%)
Jan 21, 2011	20.03	20.05	19.92	19.99	52,677	+0.03(+0.15%)
Jan 20, 2011	20.01	20.04	19.82	19.96	124,969	-0.20(-1.01%)
Jan 19, 2011	20.37	20.37	20.12	20.16	29,407	-0.13(-0.66%)
Jan 18, 2011	20.26	20.32	20.24	20.30	29,369	+0.05(+0.27%)
Jan 14, 2011	20.09	20.27	20.08	20.24	278,694	+0.08(+0.42%)
Jan 13, 2011	20.24	20.32	20.15	20.16	35,209	+0.05(+0.26%)
Jan 12, 2011	20.06	20.17	20.06	20.11	22,562	+0.22(+1.12%)
Jan 11, 2011	19.93	19.93	19.83	19.88	22,529	+0.09(+0.46%)
Jan 10, 2011	19.66	19.79	19.61	19.79	23,328	-0.05(-0.26%)
Jan 07, 2011	19.93	19.93	19.66	19.84	24,877	-0.06(-0.29%)
Jan 06, 2011	20.01	20.01	19.84	19.90	10,811	-0.20(-1.01%)
Jan 05, 2011	20.01	20.13	20.01	20.11	46,869	+0.05(+0.27%)
Jan 04, 2011	20.18	20.20	19.93	20.05	39,965	-0.06(-0.32%)
Jan 03, 2011	20.01	20.16	20.01	20.12	66,856	+0.23(+1.17%)
Dec 31, 2010	19.79	19.94	19.79	19.88	37,945	+0.09(+0.46%)
Dec 30, 2010	19.83	19.83	19.70	19.79	27,076	+0.02(+0.09%)
Dec 29, 2010	19.70	19.82	19.70	19.77	51,564	+0.23(+1.19%)
Dec 28, 2010	19.65	19.65	19.53	19.54	13,279	-0.06(-0.30%)
Dec 27, 2010	19.51	19.61	19.47	19.60	37,542	+0.10(+0.54%)
Dec 23, 2010	19.50	19.53	19.45	19.50	22,084	-0.01(-0.03%)
Dec 22, 2010	19.44	19.51	19.44	19.50	19,515	+0.16(+0.84%)
Dec 21, 2010	19.25	19.34	19.25	19.34	20,252	+0.22(+1.15%)
Dec 20, 2010	19.14	19.15	19.04	19.12	19,060	+0.05(+0.25%)
Dec 17, 2010	19.07	19.10	18.98	19.07	38,184	-0.15(-0.80%)
Dec 16, 2010	19.18	19.24	19.09	19.22	14,379	+0.02(+0.12%)
Dec 15, 2010	19.26	19.38	19.15	19.20	31,144	-0.15(-0.76%)
Dec 14, 2010	19.38	19.48	19.35	19.35	26,905	+0.03(+0.17%)
Dec 13, 2010	19.27	19.40	19.23	19.31	15,566	+0.19(+1.00%)
Dec 10, 2010	19.03	19.14	19.03	19.12	10,428	+0.08(+0.44%)
Dec 09, 2010	19.07	19.12	18.97	19.04	26,336	+0.00(+0.00%)
Dec 08, 2010	19.13	19.13	18.98	19.04	12,593	-0.03(-0.18%)
Dec 07, 2010	19.29	19.29	19.07	19.07	44,378	-0.08(-0.44%)
Dec 06, 2010	19.06	19.19	19.06	19.16	43,255	-0.07(-0.35%)
Dec 03, 2010	19.06	19.22	19.03	19.22	14,680	+0.11(+0.55%)
Dec 02, 2010	18.83	19.15	18.83	19.12	173,724	+0.32(+1.71%)

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