Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	20.01	20.35	19.81	20.35	507,470	+0.35(+1.74%)
Feb 25, 2011	19.54	20.06	19.49	20.00	520,268	+0.60(+3.07%)
Feb 24, 2011	19.72	19.83	19.26	19.40	739,901	-0.14(-0.73%)
Feb 23, 2011	19.81	19.94	18.80	19.55	589,954	-0.22(-1.10%)
Feb 22, 2011	20.51	20.73	19.67	19.76	1,073,000	-1.05(-5.04%)
Feb 18, 2011	21.23	21.37	20.58	20.81	415,407	-0.27(-1.27%)
Feb 17, 2011	21.03	21.28	20.94	21.08	348,543	-0.05(-0.23%)
Feb 16, 2011	20.72	21.28	20.72	21.13	435,649	+0.44(+2.13%)
Feb 15, 2011	21.08	21.27	20.68	20.69	493,178	-0.60(-2.80%)
Feb 14, 2011	21.00	21.67	20.80	21.28	559,517	+0.17(+0.79%)
Feb 11, 2011	20.70	21.20	20.66	21.12	684,761	+0.24(+1.16%)
Feb 10, 2011	20.47	20.98	20.09	20.87	1,540,117	+0.19(+0.93%)
Feb 09, 2011	22.16	22.44	20.67	20.68	2,518,413	-2.34(-10.18%)
Feb 08, 2011	23.17	23.18	22.33	23.03	1,063,122	-0.07(-0.32%)
Feb 07, 2011	22.57	23.11	22.52	23.10	551,368	+0.56(+2.50%)
Feb 04, 2011	22.01	22.57	21.92	22.54	580,658	+0.63(+2.86%)
Feb 03, 2011	21.37	22.02	21.18	21.91	440,975	+0.56(+2.61%)
Feb 02, 2011	21.27	21.72	21.27	21.35	318,953	-0.14(-0.63%)
Feb 01, 2011	21.69	21.76	21.40	21.49	422,498	-0.01(-0.04%)
Jan 31, 2011	21.22	21.73	21.00	21.50	346,093	+0.29(+1.39%)
Jan 28, 2011	22.21	22.33	21.18	21.20	442,885	-0.97(-4.39%)
Jan 27, 2011	22.02	22.25	21.68	22.18	365,962	+0.28(+1.27%)
Jan 26, 2011	21.32	21.96	21.17	21.90	554,026	+0.68(+3.19%)
Jan 25, 2011	21.16	21.54	21.09	21.22	585,149	-0.10(-0.47%)
Jan 24, 2011	20.47	21.60	20.46	21.32	831,698	+0.73(+3.52%)
Jan 21, 2011	20.73	20.86	20.38	20.60	786,377	-0.06(-0.30%)
Jan 20, 2011	21.46	21.51	20.35	20.66	1,559,648	-1.09(-4.99%)
Jan 19, 2011	22.93	22.96	21.48	21.74	775,592	-1.23(-5.37%)
Jan 18, 2011	23.33	23.33	22.83	22.98	374,048	-0.35(-1.52%)
Jan 14, 2011	23.23	23.35	22.96	23.33	389,549	+0.17(+0.75%)
Jan 13, 2011	23.24	23.57	23.00	23.16	375,062	+0.04(+0.16%)
Jan 12, 2011	22.91	23.24	22.79	23.12	475,093	+0.54(+2.39%)
Jan 11, 2011	22.88	23.16	22.51	22.58	701,063	+0.09(+0.41%)
Jan 10, 2011	22.01	22.64	21.75	22.49	443,574	+0.43(+1.94%)
Jan 07, 2011	22.75	22.86	21.84	22.06	475,151	-0.53(-2.33%)
Jan 06, 2011	22.18	23.08	22.17	22.59	1,020,644	+0.32(+1.42%)
Jan 05, 2011	22.09	22.28	21.73	22.27	615,189	+0.17(+0.79%)
Jan 04, 2011	21.71	22.12	21.28	22.10	825,621	+0.51(+2.39%)
Jan 03, 2011	21.09	21.87	21.04	21.58	687,131	+0.69(+3.30%)
Dec 31, 2010	20.86	21.09	20.73	20.89	241,690	-0.03(-0.15%)
Dec 30, 2010	20.94	21.29	20.89	20.92	230,272	-0.09(-0.44%)
Dec 29, 2010	21.15	21.34	20.97	21.02	187,364	-0.16(-0.73%)
Dec 28, 2010	21.38	21.55	21.08	21.17	186,373	-0.17(-0.78%)
Dec 27, 2010	21.53	21.66	21.20	21.34	291,317	-0.17(-0.81%)
Dec 23, 2010	21.45	21.79	21.45	21.51	197,611	+0.02(+0.09%)
Dec 22, 2010	21.99	21.99	21.40	21.50	346,451	-0.45(-2.04%)
Dec 21, 2010	21.89	21.95	21.67	21.94	299,443	+0.33(+1.52%)
Dec 20, 2010	21.81	21.94	21.58	21.61	354,868	-0.06(-0.29%)
Dec 17, 2010	21.45	21.96	21.11	21.67	1,045,741	+0.17(+0.81%)
Dec 16, 2010	20.75	21.53	20.75	21.50	320,457	+0.72(+3.46%)
Dec 15, 2010	20.91	21.15	20.54	20.78	504,572	-0.24(-1.15%)
Dec 14, 2010	21.10	21.40	20.98	21.02	377,551	-0.07(-0.35%)
Dec 13, 2010	21.87	21.97	21.09	21.10	490,704	-0.76(-3.46%)
Dec 10, 2010	21.12	22.02	21.10	21.85	895,812	+0.81(+3.86%)
Dec 09, 2010	20.89	21.16	20.83	21.04	517,909	+0.25(+1.19%)
Dec 08, 2010	20.68	21.04	20.61	20.79	277,633	+0.19(+0.90%)
Dec 07, 2010	20.90	21.21	20.53	20.61	529,424	+0.03(+0.15%)
Dec 06, 2010	20.26	20.88	20.15	20.58	456,702	+0.33(+1.62%)
Dec 03, 2010	19.91	20.41	19.91	20.25	472,519	+0.02(+0.09%)
Dec 02, 2010	20.07	20.60	19.70	20.23	503,395	+0.23(+1.15%)

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