Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	21.71	21.88	21.71	21.82	77,333	+0.15(+0.69%)
Feb 25, 2011	21.60	21.73	21.60	21.67	89,440	+0.17(+0.79%)
Feb 24, 2011	21.46	21.62	21.43	21.50	91,670	+0.10(+0.47%)
Feb 23, 2011	21.55	21.59	21.38	21.40	63,238	-0.19(-0.88%)
Feb 22, 2011	21.76	21.76	21.57	21.59	108,392	-0.21(-0.96%)
Feb 18, 2011	21.78	21.82	21.77	21.80	71,328	+0.03(+0.14%)
Feb 17, 2011	21.76	21.77	21.69	21.77	85,323	+0.04(+0.18%)
Feb 16, 2011	21.66	21.77	21.62	21.73	56,892	+0.13(+0.60%)
Feb 15, 2011	21.59	21.64	21.54	21.60	76,208	+0.03(+0.14%)
Feb 14, 2011	21.55	21.61	21.55	21.57	99,931	+0.09(+0.42%)
Feb 11, 2011	21.47	21.52	21.44	21.48	89,280	+0.02(+0.09%)
Feb 10, 2011	21.40	21.48	21.35	21.46	65,150	+0.01(+0.05%)
Feb 09, 2011	21.58	21.60	21.45	21.45	73,368	-0.01(-0.05%)
Feb 08, 2011	21.41	21.50	21.37	21.46	69,365	+0.06(+0.28%)
Feb 07, 2011	21.37	21.42	21.36	21.40	122,301	+0.11(+0.52%)
Feb 04, 2011	21.25	21.29	21.22	21.29	108,370	+0.10(+0.47%)
Feb 03, 2011	21.15	21.20	21.12	21.19	230,659	+0.08(+0.38%)
Feb 02, 2011	21.07	21.13	21.05	21.11	67,560	+0.07(+0.33%)
Feb 01, 2011	20.94	21.04	20.91	21.04	59,208	+0.16(+0.77%)
Jan 31, 2011	20.83	20.92	20.82	20.88	130,208	+0.06(+0.29%)
Jan 28, 2011	20.91	20.93	20.75	20.82	215,883	-0.09(-0.43%)
Jan 27, 2011	20.90	20.93	20.88	20.91	115,970	+0.05(+0.24%)
Jan 26, 2011	20.87	20.88	20.79	20.86	62,924	-0.05(-0.24%)
Jan 25, 2011	20.95	20.99	20.84	20.91	74,490	-0.03(-0.14%)
Jan 24, 2011	20.87	20.94	20.83	20.94	91,504	+0.10(+0.48%)
Jan 21, 2011	20.94	20.95	20.78	20.84	76,455	-0.05(-0.24%)
Jan 20, 2011	20.93	20.93	20.80	20.89	85,449	-0.08(-0.38%)
Jan 19, 2011	21.06	21.06	20.92	20.97	71,519	-0.06(-0.29%)
Jan 18, 2011	21.00	21.05	20.94	21.03	89,229	+0.05(+0.24%)
Jan 17, 2011	20.92	20.99	20.90	20.98	95,965	+0.01(+0.05%)
Jan 14, 2011	20.75	20.97	20.73	20.97	85,425	+0.25(+1.21%)
Jan 13, 2011	20.75	20.75	20.66	20.72	53,491	+0.03(+0.14%)
Jan 12, 2011	20.75	20.76	20.68	20.69	73,704	+0.00(+0.00%)
Jan 11, 2011	20.59	20.72	20.59	20.69	73,166	+0.16(+0.78%)
Jan 10, 2011	20.74	20.74	20.48	20.53	86,274	-0.12(-0.58%)
Jan 07, 2011	20.60	20.66	20.59	20.65	89,623	+0.06(+0.29%)
Jan 06, 2011	20.59	20.62	20.55	20.59	50,534	-0.01(-0.05%)
Jan 05, 2011	20.58	20.60	20.53	20.60	79,608	+0.00(+0.00%)
Jan 04, 2011	20.80	20.80	20.58	20.60	127,075	-0.03(-0.15%)
Dec 31, 2010	20.70	20.70	20.63	20.63	21,757	-0.08(-0.39%)
Dec 30, 2010	20.72	20.75	20.66	20.71	43,921	+0.01(+0.05%)
Dec 29, 2010	20.59	20.70	20.59	20.70	48,348	+0.07(+0.34%)
Dec 24, 2010	20.60	20.65	20.60	20.63	16,300	-0.08(-0.39%)
Dec 23, 2010	20.70	20.71	20.62	20.71	74,678	+0.00(+0.00%)
Dec 22, 2010	20.69	20.72	20.65	20.71	72,465	+0.02(+0.10%)
Dec 21, 2010	20.56	20.69	20.56	20.69	74,249	+0.15(+0.73%)
Dec 20, 2010	20.64	20.66	20.52	20.54	87,508	-0.14(-0.68%)
Dec 17, 2010	20.81	20.81	20.63	20.68	118,203	-0.18(-0.86%)
Dec 16, 2010	20.84	20.91	20.80	20.86	36,387	+0.01(+0.05%)
Dec 15, 2010	20.75	20.85	20.74	20.85	54,583	+0.06(+0.29%)
Dec 14, 2010	20.75	20.83	20.74	20.79	73,756	+0.07(+0.34%)
Dec 13, 2010	20.66	20.75	20.63	20.72	139,650	+0.11(+0.53%)
Dec 10, 2010	20.52	20.64	20.52	20.61	62,885	+0.07(+0.34%)
Dec 09, 2010	20.58	20.59	20.49	20.54	71,804	+0.00(+0.00%)
Dec 08, 2010	20.50	20.57	20.49	20.54	26,854	+0.04(+0.20%)
Dec 07, 2010	20.57	20.57	20.46	20.50	52,758	+0.05(+0.24%)
Dec 06, 2010	20.55	20.55	20.36	20.45	73,107	-0.05(-0.24%)
Dec 03, 2010	20.52	20.57	20.43	20.50	60,058	-0.11(-0.53%)
Dec 02, 2010	20.59	20.67	20.59	20.61	81,477	-0.02(-0.10%)

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