Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	22.30	22.92	22.30	22.88	924,453	+0.40(+1.76%)
Mar 30, 2011	22.36	22.52	21.91	22.48	1,059,451	+0.25(+1.12%)
Mar 29, 2011	22.14	22.24	21.88	22.23	971,386	+0.02(+0.09%)
Mar 28, 2011	22.68	22.87	22.21	22.21	850,984	-0.43(-1.91%)
Mar 25, 2011	22.16	22.69	22.03	22.64	993,519	+0.60(+2.71%)
Mar 24, 2011	22.26	22.26	21.84	22.05	699,029	+0.09(+0.41%)
Mar 23, 2011	22.07	22.14	21.78	21.96	769,553	-0.12(-0.55%)
Mar 22, 2011	22.43	22.43	21.94	22.08	694,498	-0.14(-0.62%)
Mar 21, 2011	22.19	22.28	22.05	22.22	807,064	+0.42(+1.91%)
Mar 18, 2011	22.03	22.18	21.76	21.80	978,661	+0.06(+0.29%)
Mar 17, 2011	21.72	22.05	21.54	21.74	719,251	+0.33(+1.53%)
Mar 16, 2011	21.93	22.30	21.27	21.41	1,416,856	-0.58(-2.64%)
Mar 15, 2011	21.79	22.15	21.69	21.99	1,635,304	+0.30(+1.39%)
Mar 14, 2011	21.78	22.25	21.55	21.69	1,862,083	-0.51(-2.31%)
Mar 11, 2011	22.04	22.26	21.79	22.20	906,516	+0.03(+0.12%)
Mar 10, 2011	22.44	22.64	22.13	22.17	1,463,223	-0.75(-3.27%)
Mar 09, 2011	22.76	22.98	22.53	22.93	1,352,894	+0.19(+0.84%)
Mar 08, 2011	22.82	23.04	22.55	22.73	1,388,255	-0.06(-0.28%)
Mar 07, 2011	23.36	23.50	22.61	22.80	1,102,027	-0.50(-2.15%)
Mar 04, 2011	23.34	23.45	23.00	23.30	1,001,022	-0.17(-0.74%)
Mar 03, 2011	23.01	23.64	23.00	23.47	1,244,532	+0.74(+3.25%)
Mar 02, 2011	22.41	22.91	22.32	22.73	1,748,001	+0.35(+1.58%)
Mar 01, 2011	23.01	23.15	22.33	22.38	1,451,259	-0.56(-2.44%)
Feb 28, 2011	22.97	23.22	22.78	22.94	1,973,665	+0.13(+0.56%)
Feb 25, 2011	22.63	22.89	22.28	22.81	2,091,869	+0.43(+1.91%)
Feb 24, 2011	22.50	22.93	22.18	22.39	2,063,289	-0.17(-0.77%)
Feb 23, 2011	22.91	23.04	22.32	22.56	2,414,248	-0.26(-1.13%)
Feb 22, 2011	23.71	23.71	22.75	22.82	1,563,094	-1.14(-4.76%)
Feb 18, 2011	24.07	24.11	23.87	23.96	1,619,902	-0.07(-0.29%)
Feb 17, 2011	23.85	24.11	23.78	24.03	1,569,077	+0.20(+0.82%)
Feb 16, 2011	24.01	24.12	23.79	23.83	1,836,074	+0.01(+0.02%)
Feb 15, 2011	23.62	23.98	23.57	23.83	1,547,111	+0.13(+0.53%)
Feb 14, 2011	23.63	23.89	23.32	23.70	1,258,570	+0.11(+0.45%)
Feb 11, 2011	22.85	23.75	22.85	23.60	2,582,580	+0.66(+2.86%)
Feb 10, 2011	22.68	23.21	22.35	22.94	3,841,792	+0.29(+1.28%)
Feb 09, 2011	22.96	23.69	22.17	22.65	7,262,441	+1.40(+6.59%)
Feb 08, 2011	21.41	21.42	21.04	21.25	2,161,098	-0.10(-0.47%)
Feb 07, 2011	21.50	21.88	21.19	21.35	2,087,800	-0.12(-0.57%)
Feb 04, 2011	21.24	21.48	21.16	21.47	907,844	+0.22(+1.02%)
Feb 03, 2011	21.28	21.55	20.90	21.26	2,471,969	+0.12(+0.57%)
Feb 02, 2011	20.11	21.20	20.11	21.13	2,398,381	+0.85(+4.19%)
Feb 01, 2011	19.81	20.28	19.80	20.28	1,631,097	+0.73(+3.73%)
Jan 31, 2011	19.36	19.70	19.36	19.55	1,156,139	+0.09(+0.46%)
Jan 28, 2011	19.88	20.28	19.29	19.46	1,389,359	-0.40(-2.00%)
Jan 27, 2011	19.65	19.96	19.53	19.86	2,015,079	+0.20(+1.02%)
Jan 26, 2011	19.15	19.70	19.07	19.66	1,579,973	+0.61(+3.19%)
Jan 25, 2011	19.18	19.24	18.67	19.05	1,174,483	-0.29(-1.50%)
Jan 24, 2011	19.18	19.60	18.97	19.34	1,087,482	+0.30(+1.55%)
Jan 21, 2011	19.24	19.54	18.96	19.05	1,183,850	+0.04(+0.22%)
Jan 20, 2011	19.69	19.73	18.91	19.00	1,787,271	-0.83(-4.18%)
Jan 19, 2011	19.78	20.67	19.75	19.83	4,142,626	-0.11(-0.56%)
Jan 18, 2011	19.44	19.98	19.12	19.95	1,510,037	+0.55(+2.86%)
Jan 14, 2011	19.72	20.05	19.24	19.39	1,516,320	+0.36(+1.89%)
Jan 13, 2011	18.94	19.27	18.91	19.03	1,614,447	-0.01(-0.03%)
Jan 12, 2011	18.70	19.05	18.66	19.04	1,301,163	+0.54(+2.91%)
Jan 11, 2011	18.09	18.55	18.03	18.50	1,073,156	+0.48(+2.67%)
Jan 10, 2011	17.72	18.04	17.59	18.02	997,823	+0.21(+1.16%)
Jan 07, 2011	18.28	18.28	17.50	17.81	1,477,846	-0.23(-1.29%)
Jan 06, 2011	17.95	18.13	17.85	18.04	1,135,656	+0.11(+0.59%)
Jan 05, 2011	18.10	18.13	17.78	17.94	1,267,369	-0.16(-0.88%)
Jan 04, 2011	18.67	18.72	17.86	18.10	997,026	-0.48(-2.56%)

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