Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2011	20.79	21.16	20.73	21.07	29,154	+0.84(+4.15%)
Nov 29, 2011	20.46	20.46	20.23	20.23	52,376	-0.27(-1.31%)
Nov 28, 2011	20.81	20.81	20.45	20.50	100,803	-0.04(-0.20%)
Nov 25, 2011	20.52	20.77	20.40	20.54	29,101	-0.24(-1.14%)
Nov 23, 2011	20.92	20.92	20.70	20.78	53,181	-0.22(-1.06%)
Nov 22, 2011	20.88	21.02	20.68	21.00	150,152	+0.31(+1.48%)
Nov 21, 2011	20.69	20.80	20.53	20.70	51,981	-0.31(-1.46%)
Nov 18, 2011	21.12	21.12	20.95	21.00	24,151	+0.00(+0.00%)
Nov 17, 2011	21.19	21.30	20.82	21.00	145,875	-0.06(-0.30%)
Nov 16, 2011	21.22	21.29	21.07	21.07	19,786	-0.48(-2.24%)
Nov 15, 2011	21.21	21.55	21.21	21.55	10,691	+0.44(+2.07%)
Nov 14, 2011	21.23	21.26	21.09	21.11	14,354	-0.35(-1.62%)
Nov 11, 2011	21.27	21.48	21.25	21.46	2,497	+0.24(+1.14%)
Nov 10, 2011	21.25	21.31	20.99	21.22	50,134	+0.30(+1.45%)
Nov 09, 2011	21.17	21.34	20.85	20.91	60,222	-0.62(-2.86%)
Nov 08, 2011	21.57	21.65	21.32	21.53	58,043	+0.30(+1.43%)
Nov 07, 2011	20.92	21.23	20.92	21.23	30,809	+0.18(+0.85%)
Nov 04, 2011	21.25	21.30	20.94	21.05	307,899	-0.47(-2.17%)
Nov 03, 2011	21.60	21.60	21.34	21.51	23,661	-0.11(-0.53%)
Nov 02, 2011	21.46	21.66	21.32	21.63	70,655	+0.61(+2.89%)
Nov 01, 2011	20.91	21.11	20.90	21.02	36,938	-0.33(-1.55%)
Oct 31, 2011	21.39	21.49	21.25	21.35	107,226	-0.51(-2.33%)
Oct 28, 2011	21.88	21.91	21.71	21.86	112,898	-0.16(-0.73%)
Oct 27, 2011	21.21	22.18	21.21	22.02	176,600	+0.97(+4.62%)
Oct 26, 2011	20.90	21.05	20.76	21.05	7,956	+0.21(+0.99%)
Oct 25, 2011	20.97	21.15	20.82	20.84	45,545	-0.18(-0.85%)
Oct 24, 2011	20.89	21.02	20.81	21.02	138,202	+0.02(+0.09%)
Oct 21, 2011	20.91	21.05	20.76	21.00	121,833	+0.27(+1.29%)
Oct 20, 2011	20.82	20.99	20.55	20.73	58,783	-0.21(-1.02%)
Oct 19, 2011	21.30	21.30	20.82	20.95	13,759	-0.07(-0.34%)
Oct 18, 2011	20.65	21.13	20.54	21.02	71,391	+0.36(+1.73%)
Oct 17, 2011	21.07	21.07	20.65	20.66	86,258	-0.26(-1.24%)
Oct 14, 2011	20.67	21.02	20.67	20.92	62,645	+0.36(+1.74%)
Oct 13, 2011	20.57	20.65	20.33	20.57	64,132	-0.45(-2.12%)
Oct 12, 2011	20.77	21.18	20.77	21.01	66,542	+0.53(+2.57%)
Oct 11, 2011	20.36	20.49	20.31	20.49	1,021	-0.03(-0.17%)
Oct 10, 2011	20.09	20.54	19.98	20.52	35,650	+0.74(+3.75%)
Oct 07, 2011	19.95	20.05	19.56	19.78	77,469	+0.20(+1.00%)
Oct 06, 2011	19.38	19.63	19.36	19.58	109,444	+0.34(+1.76%)
Oct 05, 2011	18.91	19.32	18.62	19.24	84,657	+0.15(+0.80%)
Oct 04, 2011	18.60	19.09	17.95	19.09	163,858	+0.30(+1.62%)
Oct 03, 2011	18.99	19.12	18.71	18.79	197,295	-0.20(-1.03%)
Sep 30, 2011	19.43	19.68	18.94	18.98	161,689	-0.19(-0.98%)
Sep 29, 2011	19.40	19.46	19.02	19.17	51,005	+0.11(+0.57%)
Sep 28, 2011	19.24	19.55	19.02	19.07	182,331	-0.08(-0.42%)
Sep 27, 2011	19.11	19.51	18.87	19.15	1,807,411	+0.35(+1.85%)
Sep 26, 2011	18.80	18.82	18.40	18.80	108,285	-0.47(-2.46%)
Sep 23, 2011	19.15	19.40	19.09	19.27	65,847	-0.56(-2.84%)
Sep 22, 2011	20.00	20.09	19.61	19.83	73,702	-0.77(-3.73%)
Sep 21, 2011	20.96	20.96	20.47	20.60	64,006	-0.58(-2.74%)
Sep 20, 2011	21.28	21.37	21.12	21.18	53,373	-0.44(-2.02%)
Sep 19, 2011	21.51	21.62	21.32	21.62	189,490	+0.00(+0.00%)
Sep 16, 2011	21.68	21.68	21.48	21.62	35,212	-0.05(-0.25%)
Sep 15, 2011	21.81	21.81	21.57	21.67	81,421	+0.10(+0.44%)
Sep 14, 2011	21.68	21.76	21.39	21.58	59,896	-0.15(-0.68%)
Sep 13, 2011	21.74	21.74	21.52	21.73	18,310	-0.11(-0.49%)
Sep 12, 2011	21.56	21.85	21.52	21.83	53,650	+0.18(+0.82%)
Sep 09, 2011	21.95	21.97	21.64	21.65	63,371	-0.47(-2.14%)
Sep 08, 2011	22.24	22.37	22.04	22.13	20,548	-0.29(-1.28%)
Sep 07, 2011	22.40	22.41	22.24	22.41	61,236	+0.18(+0.82%)
Sep 06, 2011	21.82	22.24	21.74	22.23	21,508	+0.04(+0.18%)
Sep 02, 2011	22.27	22.46	22.17	22.19	27,429	+0.09(+0.40%)

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