Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	22.66	22.84	22.50	22.66	638,616	-0.11(-0.48%)
Mar 30, 2011	22.53	22.84	22.38	22.77	291,108	+0.38(+1.69%)
Mar 29, 2011	22.27	22.65	22.02	22.39	326,848	+0.14(+0.62%)
Mar 28, 2011	22.42	22.52	22.25	22.25	547,390	-0.10(-0.43%)
Mar 25, 2011	22.56	22.71	22.29	22.35	500,738	-0.06(-0.25%)
Mar 24, 2011	22.62	22.62	22.18	22.40	437,086	-0.16(-0.70%)
Mar 23, 2011	22.53	22.60	22.27	22.56	970,834	-0.01(-0.06%)
Mar 22, 2011	22.29	22.62	22.29	22.58	4,785,415	+0.03(+0.15%)
Mar 21, 2011	22.40	22.64	21.98	22.54	702,642	+0.29(+1.30%)
Mar 18, 2011	22.02	22.26	21.91	22.25	752,497	+0.58(+2.67%)
Mar 17, 2011	21.65	21.73	21.44	21.67	283,722	+0.32(+1.49%)
Mar 16, 2011	21.65	21.79	21.16	21.35	822,680	-0.37(-1.71%)
Mar 15, 2011	21.38	21.82	21.28	21.73	904,546	-0.04(-0.19%)
Mar 14, 2011	21.91	22.13	21.67	21.77	467,649	-0.36(-1.62%)
Mar 11, 2011	21.96	22.31	21.91	22.13	366,202	-0.06(-0.25%)
Mar 10, 2011	22.72	22.77	22.13	22.18	701,567	-0.77(-3.34%)
Mar 09, 2011	22.99	23.26	22.90	22.95	498,983	-0.05(-0.21%)
Mar 08, 2011	22.55	23.14	22.41	23.00	620,253	+0.42(+1.86%)
Mar 07, 2011	22.82	22.98	22.30	22.58	457,724	-0.23(-1.03%)
Mar 04, 2011	23.55	23.60	22.56	22.81	681,575	-0.74(-3.13%)
Mar 03, 2011	23.34	23.65	23.26	23.55	473,630	+0.54(+2.37%)
Mar 02, 2011	23.61	23.64	22.80	23.00	394,774	-0.53(-2.26%)
Mar 01, 2011	23.75	23.91	23.43	23.54	460,772	-0.22(-0.92%)
Feb 28, 2011	23.76	23.97	23.61	23.75	436,244	+0.04(+0.17%)
Feb 25, 2011	23.21	23.85	23.07	23.71	245,811	+0.51(+2.18%)
Feb 24, 2011	23.22	23.56	22.84	23.21	421,151	-0.01(-0.03%)
Feb 23, 2011	23.39	23.81	23.06	23.21	799,173	-0.12(-0.50%)
Feb 22, 2011	23.84	23.98	23.21	23.33	511,640	-0.80(-3.31%)
Feb 18, 2011	23.76	24.16	23.64	24.13	374,100	+0.48(+2.01%)
Feb 17, 2011	23.70	23.81	23.38	23.65	388,496	-0.05(-0.23%)
Feb 16, 2011	23.19	23.79	22.99	23.71	812,871	+1.29(+5.78%)
Feb 15, 2011	22.35	22.87	22.35	22.41	372,639	-0.11(-0.49%)
Feb 14, 2011	22.55	22.73	22.38	22.52	171,889	-0.13(-0.57%)
Feb 11, 2011	21.87	22.69	21.77	22.65	491,290	+0.77(+3.54%)
Feb 10, 2011	21.99	22.06	21.78	21.88	512,002	-0.25(-1.15%)
Feb 09, 2011	22.30	22.35	21.99	22.13	163,532	-0.21(-0.92%)
Feb 08, 2011	22.28	22.36	22.15	22.34	257,587	+0.00(+0.00%)
Feb 07, 2011	22.24	22.77	22.21	22.34	455,906	+0.04(+0.18%)
Feb 04, 2011	22.37	22.50	22.14	22.30	175,677	-0.05(-0.21%)
Feb 03, 2011	22.25	22.39	22.06	22.34	185,382	+0.03(+0.12%)
Feb 02, 2011	22.53	22.72	22.26	22.32	207,069	-0.33(-1.45%)
Feb 01, 2011	22.53	22.69	22.39	22.64	398,207	+0.17(+0.76%)
Jan 31, 2011	22.54	22.71	22.32	22.47	425,440	-0.03(-0.12%)
Jan 28, 2011	22.82	22.92	22.38	22.50	481,843	-0.32(-1.41%)
Jan 27, 2011	22.70	22.88	22.51	22.82	382,910	+0.09(+0.39%)
Jan 26, 2011	22.87	23.03	22.66	22.73	364,943	-0.28(-1.21%)
Jan 25, 2011	23.00	23.08	22.85	23.01	435,938	-0.03(-0.13%)
Jan 24, 2011	22.91	23.09	22.85	23.04	641,518	+0.01(+0.03%)
Jan 21, 2011	23.23	23.23	22.97	23.04	463,558	-0.01(-0.03%)
Jan 20, 2011	23.18	23.26	22.87	23.04	1,059,102	-0.19(-0.80%)
Jan 19, 2011	23.32	23.75	23.13	23.23	1,256,331	+0.16(+0.71%)
Jan 18, 2011	22.83	23.09	22.67	23.06	444,002	+0.00(+0.00%)
Jan 14, 2011	22.82	23.09	22.60	23.06	553,288	+0.32(+1.39%)
Jan 13, 2011	23.00	23.03	22.64	22.75	753,451	-0.34(-1.48%)
Jan 12, 2011	23.25	23.31	22.94	23.09	337,799	+0.07(+0.30%)
Jan 11, 2011	23.12	23.37	22.83	23.02	399,188	-0.05(-0.24%)
Jan 10, 2011	22.97	23.13	22.68	23.08	385,731	-0.03(-0.15%)
Jan 07, 2011	23.56	23.64	22.77	23.11	875,658	-0.37(-1.58%)
Jan 06, 2011	23.75	23.81	23.38	23.48	654,918	-0.31(-1.30%)
Jan 05, 2011	23.67	23.80	23.56	23.79	393,010	+0.12(+0.49%)
Jan 04, 2011	24.45	24.45	23.65	23.67	758,203	-0.57(-2.35%)

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