Date	Open	High	Low	Close	Volume	Change (%)
Sep 30, 2011	22.27	22.27	22.18	22.18	7,951	-0.11(-0.49%)
Sep 29, 2011	22.36	22.38	22.22	22.29	25,115	-0.02(-0.10%)
Sep 28, 2011	22.42	22.42	22.31	22.31	9,903	-0.07(-0.31%)
Sep 27, 2011	22.57	22.57	22.35	22.38	26,791	+0.05(+0.24%)
Sep 26, 2011	22.31	22.33	22.23	22.33	34,497	+0.06(+0.28%)
Sep 23, 2011	22.26	22.29	22.22	22.27	29,524	+0.00(+0.00%)
Sep 22, 2011	22.26	22.35	22.24	22.27	24,976	-0.17(-0.76%)
Sep 21, 2011	22.58	22.60	22.44	22.44	17,933	-0.13(-0.58%)
Sep 20, 2011	22.57	22.61	22.57	22.57	17,156	+0.02(+0.07%)
Sep 19, 2011	22.49	22.56	22.49	22.56	67,538	-0.02(-0.07%)
Sep 16, 2011	22.56	22.57	22.56	22.57	38,789	+0.02(+0.07%)
Sep 15, 2011	22.54	22.56	22.49	22.56	25,312	+0.09(+0.38%)
Sep 14, 2011	22.46	22.50	22.42	22.47	4,682	+0.05(+0.21%)
Sep 13, 2011	22.45	22.45	22.38	22.42	42,898	+0.02(+0.10%)
Sep 12, 2011	22.28	22.40	22.28	22.40	19,829	-0.02(-0.07%)
Sep 09, 2011	22.47	22.49	22.39	22.42	16,403	-0.12(-0.52%)
Sep 08, 2011	22.56	22.57	22.51	22.53	36,415	-0.03(-0.14%)
Sep 07, 2011	22.52	22.57	22.50	22.56	34,405	+0.11(+0.48%)
Sep 06, 2011	22.42	22.46	22.36	22.45	75,045	-0.08(-0.34%)
Sep 02, 2011	22.49	22.55	22.49	22.53	16,740	-0.07(-0.31%)
Sep 01, 2011	22.65	22.65	22.60	22.60	148,085	+0.00(+0.00%)
Aug 31, 2011	22.65	22.66	22.57	22.60	33,958	+0.05(+0.21%)
Aug 30, 2011	22.49	22.59	22.49	22.56	23,243	+0.06(+0.28%)
Aug 29, 2011	22.45	22.52	22.42	22.49	122,550	+0.12(+0.55%)
Aug 26, 2011	22.31	22.41	22.24	22.37	35,193	+0.10(+0.45%)
Aug 25, 2011	22.34	22.47	22.04	22.27	74,644	-0.08(-0.35%)
Aug 24, 2011	22.36	22.36	22.30	22.35	15,312	-0.05(-0.24%)
Aug 23, 2011	22.30	22.40	22.24	22.40	14,962	+0.16(+0.70%)
Aug 22, 2011	22.40	22.40	22.24	22.24	26,227	-0.06(-0.28%)
Aug 19, 2011	22.25	22.41	22.24	22.31	55,087	-0.02(-0.10%)
Aug 18, 2011	22.49	22.49	22.31	22.33	64,339	-0.25(-1.10%)
Aug 17, 2011	22.60	22.60	22.53	22.58	59,370	+0.05(+0.22%)
Aug 16, 2011	22.53	22.54	22.51	22.53	26,163	-0.01(-0.05%)
Aug 15, 2011	22.49	22.57	22.49	22.54	140,149	+0.10(+0.43%)
Aug 12, 2011	22.50	22.50	22.11	22.44	40,090	+0.03(+0.12%)
Aug 11, 2011	22.34	22.42	22.29	22.42	45,362	+0.08(+0.35%)
Aug 10, 2011	22.41	22.41	22.31	22.34	20,941	-0.07(-0.31%)
Aug 09, 2011	22.33	22.41	22.11	22.41	39,351	+0.25(+1.12%)
Aug 08, 2011	22.33	22.33	22.11	22.16	86,297	-0.26(-1.14%)
Aug 05, 2011	22.54	22.54	22.33	22.42	40,131	-0.13(-0.58%)
Aug 04, 2011	22.68	22.68	22.50	22.55	215,544	-0.13(-0.58%)
Aug 03, 2011	22.70	22.74	22.68	22.68	19,806	-0.08(-0.34%)
Aug 02, 2011	22.79	22.88	22.75	22.76	27,536	-0.08(-0.34%)
Aug 01, 2011	23.08	23.08	22.73	22.83	18,202	+0.01(+0.06%)
Jul 29, 2011	22.75	22.84	22.69	22.82	39,889	+0.07(+0.31%)
Jul 28, 2011	22.76	22.83	22.75	22.75	40,096	+0.00(+0.00%)
Jul 27, 2011	22.88	22.88	22.75	22.75	32,270	-0.13(-0.58%)
Jul 26, 2011	22.90	22.90	22.88	22.88	7,004	+0.01(+0.03%)
Jul 25, 2011	22.85	22.91	22.85	22.87	7,378	-0.06(-0.27%)
Jul 22, 2011	22.92	22.94	22.92	22.94	13,613	+0.04(+0.19%)
Jul 21, 2011	22.87	22.90	22.87	22.89	36,236	+0.03(+0.12%)
Jul 20, 2011	22.87	22.87	22.83	22.86	17,654	+0.02(+0.09%)
Jul 19, 2011	22.83	22.85	22.80	22.84	78,649	+0.08(+0.34%)
Jul 18, 2011	22.81	22.81	22.71	22.76	22,468	-0.06(-0.25%)
Jul 15, 2011	22.76	22.82	22.76	22.82	4,891	+0.05(+0.21%)
Jul 14, 2011	22.86	22.87	22.77	22.77	10,770	-0.09(-0.37%)
Jul 13, 2011	22.80	22.88	22.80	22.86	12,132	+0.09(+0.37%)
Jul 12, 2011	22.82	22.82	22.77	22.77	32,911	-0.01(-0.03%)
Jul 11, 2011	22.84	22.84	22.77	22.78	33,209	-0.10(-0.44%)
Jul 08, 2011	22.87	22.88	22.81	22.88	7,923	+0.02(+0.07%)
Jul 07, 2011	22.83	22.87	22.83	22.87	63,958	+0.04(+0.19%)
Jul 06, 2011	22.78	22.83	22.78	22.82	14,287	+0.03(+0.15%)
Jul 05, 2011	22.83	22.83	22.77	22.79	15,085	-0.08(-0.34%)

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