Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	21.37	21.65	20.87	21.41	13,316,667	+0.19(+0.89%)
Feb 25, 2011	20.53	21.25	20.53	21.22	14,985,733	+0.91(+4.49%)
Feb 24, 2011	20.47	20.78	20.16	20.31	21,908,938	-0.06(-0.31%)
Feb 23, 2011	19.95	20.57	18.70	20.37	52,699,860	+0.37(+1.85%)
Feb 22, 2011	20.82	21.54	19.97	20.00	28,767,892	-0.89(-4.26%)
Feb 18, 2011	22.36	22.40	20.72	20.89	32,779,622	-1.51(-6.72%)
Feb 17, 2011	21.95	22.42	21.85	22.40	13,865,568	+0.45(+2.05%)
Feb 16, 2011	21.94	22.28	21.67	21.95	13,240,879	+0.14(+0.65%)
Feb 15, 2011	22.93	22.93	21.71	21.81	21,306,212	-1.19(-5.19%)
Feb 14, 2011	22.78	23.21	22.73	23.00	9,537,104	+0.22(+0.96%)
Feb 11, 2011	22.66	23.02	22.46	22.78	13,342,291	-0.00(-0.02%)
Feb 10, 2011	22.74	23.31	22.71	22.79	14,148,772	-0.25(-1.07%)
Feb 09, 2011	22.19	23.21	22.19	23.03	27,519,946	+0.84(+3.79%)
Feb 08, 2011	22.20	22.43	21.76	22.19	14,590,950	+0.04(+0.16%)
Feb 07, 2011	21.71	22.33	21.71	22.16	12,713,739	+0.54(+2.50%)
Feb 04, 2011	21.59	21.75	21.36	21.62	7,761,298	+0.04(+0.18%)
Feb 03, 2011	21.95	22.05	21.24	21.58	13,238,571	-0.39(-1.78%)
Feb 02, 2011	20.85	21.99	20.63	21.97	19,115,332	+1.00(+4.76%)
Feb 01, 2011	20.64	21.14	20.58	20.97	19,312,400	+0.51(+2.49%)
Jan 31, 2011	20.41	20.77	20.19	20.46	20,349,932	+0.16(+0.79%)
Jan 28, 2011	20.46	20.46	19.77	20.30	18,932,592	+0.03(+0.16%)
Jan 27, 2011	20.87	20.93	20.17	20.27	17,236,226	-0.12(-0.59%)
Jan 26, 2011	19.93	20.61	19.63	20.39	26,417,868	+0.58(+2.93%)
Jan 25, 2011	19.98	20.04	19.33	19.81	20,480,898	-0.23(-1.16%)
Jan 24, 2011	20.17	20.48	19.73	20.04	15,549,101	-0.16(-0.77%)
Jan 21, 2011	20.97	21.16	20.12	20.20	15,433,988	-0.38(-1.86%)
Jan 20, 2011	21.01	21.01	20.18	20.58	24,711,914	-0.66(-3.10%)
Jan 19, 2011	22.50	22.50	21.09	21.24	22,577,782	-1.41(-6.21%)
Jan 18, 2011	22.12	22.68	22.06	22.64	14,205,466	+0.48(+2.17%)
Jan 14, 2011	21.69	22.20	21.52	22.16	15,280,201	+0.58(+2.67%)
Jan 13, 2011	21.42	21.73	21.18	21.59	12,218,923	+0.10(+0.47%)
Jan 12, 2011	20.95	21.64	20.82	21.49	20,419,488	+1.02(+4.99%)
Jan 11, 2011	20.74	20.87	20.41	20.47	9,930,990	-0.06(-0.31%)
Jan 10, 2011	20.36	20.64	20.04	20.53	11,712,921	-0.30(-1.44%)
Jan 07, 2011	20.88	21.15	20.65	20.83	9,276,309	-0.08(-0.40%)
Jan 06, 2011	20.86	21.05	20.56	20.91	12,865,098	+0.18(+0.86%)
Jan 05, 2011	20.54	20.96	20.22	20.73	12,541,525	+0.28(+1.38%)
Jan 04, 2011	20.67	20.77	20.12	20.45	11,216,079	-0.73(-3.45%)
Jan 03, 2011	20.72	21.24	20.53	21.18	13,642,732	+0.70(+3.44%)
Dec 31, 2010	20.68	20.87	20.46	20.48	6,993,358	-0.23(-1.11%)
Dec 30, 2010	20.41	21.02	20.41	20.71	11,314,165	+0.28(+1.35%)
Dec 29, 2010	20.07	20.80	19.85	20.43	13,371,932	+0.43(+2.17%)
Dec 28, 2010	20.32	20.48	19.95	20.00	8,449,975	-0.34(-1.67%)
Dec 27, 2010	20.34	20.51	20.00	20.34	8,176,343	-0.12(-0.56%)
Dec 23, 2010	19.52	20.57	19.40	20.45	17,227,686	+0.93(+4.78%)
Dec 22, 2010	19.56	19.62	19.02	19.52	10,109,131	-0.05(-0.27%)
Dec 21, 2010	19.26	19.59	19.25	19.57	8,736,173	+0.39(+2.05%)
Dec 20, 2010	19.06	19.43	19.00	19.18	10,791,834	+0.24(+1.29%)
Dec 17, 2010	18.45	18.98	18.30	18.94	17,903,368	+0.48(+2.62%)
Dec 16, 2010	18.15	18.52	17.96	18.45	8,531,363	+0.32(+1.77%)
Dec 15, 2010	17.71	18.50	17.63	18.13	10,312,884	+0.33(+1.88%)
Dec 14, 2010	18.16	18.24	17.66	17.80	12,756,479	-0.38(-2.12%)
Dec 13, 2010	18.71	18.89	18.03	18.18	15,045,851	-0.46(-2.45%)
Dec 10, 2010	18.45	18.73	18.17	18.64	7,816,175	+0.20(+1.07%)
Dec 09, 2010	18.50	18.61	18.24	18.44	6,786,918	+0.06(+0.31%)
Dec 08, 2010	18.69	18.69	18.11	18.38	10,428,195	-0.20(-1.05%)
Dec 07, 2010	19.12	19.20	18.52	18.58	9,967,955	-0.40(-2.10%)
Dec 06, 2010	19.16	19.44	18.88	18.98	8,023,466	-0.24(-1.25%)
Dec 03, 2010	18.67	19.36	18.66	19.22	10,097,568	+0.47(+2.49%)
Dec 02, 2010	18.89	19.16	18.61	18.75	12,009,956	-0.04(-0.23%)

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