Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	21.83	21.89	21.81	21.87	39,253	+0.05(+0.23%)
Apr 28, 2011	21.72	21.82	21.72	21.82	85,981	+0.09(+0.41%)
Apr 27, 2011	21.63	21.76	21.59	21.73	66,596	+0.15(+0.69%)
Apr 26, 2011	21.44	21.61	21.44	21.58	29,901	+0.20(+0.96%)
Apr 25, 2011	21.40	21.41	21.33	21.38	97,060	+0.02(+0.10%)
Apr 21, 2011	21.42	21.42	21.34	21.36	18,793	+0.03(+0.16%)
Apr 20, 2011	21.30	21.37	21.28	21.32	30,726	+0.24(+1.14%)
Apr 19, 2011	21.01	21.09	20.98	21.08	10,811	+0.12(+0.58%)
Apr 18, 2011	20.91	21.01	20.85	20.96	25,734	-0.27(-1.28%)
Apr 15, 2011	21.17	21.28	21.14	21.23	36,039	+0.11(+0.50%)
Apr 14, 2011	20.97	21.13	20.96	21.13	53,220	-0.01(-0.03%)
Apr 13, 2011	21.24	21.25	21.06	21.14	35,446	-0.01(-0.06%)
Apr 12, 2011	21.21	21.21	21.08	21.15	86,015	-0.16(-0.77%)
Apr 11, 2011	21.42	21.48	21.28	21.31	56,236	-0.03(-0.12%)
Apr 08, 2011	21.56	21.56	21.33	21.34	61,050	-0.17(-0.77%)
Apr 07, 2011	21.57	21.57	21.42	21.50	27,676	-0.05(-0.23%)
Apr 06, 2011	21.56	21.57	21.50	21.55	17,554	+0.05(+0.25%)
Apr 05, 2011	21.44	21.57	21.44	21.50	118,607	+0.00(+0.01%)
Apr 04, 2011	21.54	21.54	21.45	21.49	35,772	+0.04(+0.18%)
Apr 01, 2011	21.47	21.54	21.43	21.46	86,878	+0.10(+0.47%)
Mar 31, 2011	21.36	21.41	21.34	21.36	76,100	-0.03(-0.15%)
Mar 30, 2011	21.31	21.43	21.31	21.39	196,987	+0.20(+0.94%)
Mar 29, 2011	21.04	21.19	21.00	21.19	413,915	+0.13(+0.63%)
Mar 28, 2011	21.17	21.21	21.06	21.06	145,023	-0.06(-0.27%)
Mar 25, 2011	21.08	21.21	21.08	21.11	42,383	+0.08(+0.38%)
Mar 24, 2011	21.00	21.06	20.88	21.03	26,327	+0.13(+0.60%)
Mar 23, 2011	20.81	20.93	20.69	20.91	72,021	+0.02(+0.08%)
Mar 22, 2011	20.96	20.96	20.86	20.89	13,158	-0.03(-0.13%)
Mar 21, 2011	20.95	20.95	20.92	20.92	40,062	+0.26(+1.25%)
Mar 18, 2011	20.76	20.76	20.63	20.66	92,131	+0.16(+0.77%)
Mar 17, 2011	20.52	20.53	20.44	20.50	53,284	+0.28(+1.36%)
Mar 16, 2011	20.47	20.54	20.12	20.23	58,688	-0.35(-1.70%)
Mar 15, 2011	20.51	20.64	20.50	20.58	85,562	-0.23(-1.12%)
Mar 14, 2011	20.78	20.82	20.66	20.81	40,962	-0.15(-0.73%)
Mar 11, 2011	20.70	20.99	20.70	20.96	597,022	+0.17(+0.84%)
Mar 10, 2011	20.88	20.94	20.79	20.79	41,434	-0.42(-1.96%)
Mar 09, 2011	21.18	21.26	21.09	21.21	69,557	-0.00(-0.02%)
Mar 08, 2011	21.01	21.25	20.96	21.21	49,966	+0.23(+1.09%)
Mar 07, 2011	21.18	21.21	20.89	20.98	332,461	-0.13(-0.64%)
Mar 04, 2011	21.30	21.30	20.99	21.12	36,705	-0.18(-0.85%)
Mar 03, 2011	21.13	21.30	21.13	21.30	135,796	+0.36(+1.74%)
Mar 02, 2011	20.86	21.01	20.86	20.93	47,157	+0.01(+0.06%)
Mar 01, 2011	21.31	21.31	20.90	20.92	132,486	-0.30(-1.41%)
Feb 28, 2011	21.21	21.26	21.15	21.22	22,828	+0.12(+0.55%)
Feb 25, 2011	20.93	21.10	20.93	21.10	99,949	+0.27(+1.28%)
Feb 24, 2011	20.86	20.90	20.71	20.84	153,985	-0.03(-0.15%)
Feb 23, 2011	21.03	21.03	20.78	20.87	120,955	-0.12(-0.55%)
Feb 22, 2011	21.22	21.28	20.97	20.98	96,741	-0.43(-2.02%)
Feb 18, 2011	21.39	21.43	21.36	21.42	88,464	+0.02(+0.11%)
Feb 17, 2011	21.24	21.41	21.24	21.39	49,154	+0.10(+0.49%)
Feb 16, 2011	21.24	21.30	21.20	21.29	87,134	+0.14(+0.67%)
Feb 15, 2011	21.16	21.21	21.13	21.15	56,046	-0.07(-0.32%)
Feb 14, 2011	21.16	21.22	21.13	21.22	42,738	+0.04(+0.20%)
Feb 11, 2011	20.96	21.21	20.95	21.17	97,659	+0.14(+0.67%)
Feb 10, 2011	20.92	21.06	20.90	21.03	51,640	+0.04(+0.18%)
Feb 09, 2011	21.03	21.07	20.92	20.99	46,987	-0.09(-0.42%)
Feb 08, 2011	20.98	21.08	20.98	21.08	51,117	+0.09(+0.45%)
Feb 07, 2011	20.88	21.03	20.88	20.99	43,588	+0.18(+0.86%)
Feb 04, 2011	20.81	20.81	20.71	20.81	17,636	-0.01(-0.06%)
Feb 03, 2011	20.74	20.84	20.63	20.82	156,862	+0.04(+0.20%)
Feb 02, 2011	20.81	20.84	20.78	20.78	59,164	-0.05(-0.26%)

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