Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2012	19.92	19.92	19.55	19.74	138,290	-0.04(-0.20%)
Jan 30, 2012	19.70	19.85	19.64	19.78	161,097	-0.03(-0.16%)
Jan 27, 2012	19.81	20.00	19.78	19.81	172,556	-0.10(-0.53%)
Jan 26, 2012	19.90	19.99	19.67	19.92	215,816	+0.10(+0.53%)
Jan 25, 2012	19.66	19.87	19.62	19.81	156,590	+0.10(+0.49%)
Jan 24, 2012	19.62	19.81	19.56	19.72	202,885	-0.06(-0.29%)
Jan 23, 2012	19.81	19.91	19.68	19.77	154,199	-0.10(-0.49%)
Jan 20, 2012	19.81	19.99	19.70	19.87	202,907	+0.07(+0.37%)
Jan 19, 2012	20.02	20.02	19.73	19.80	165,009	-0.20(-1.01%)
Jan 18, 2012	19.60	20.01	19.55	20.00	151,773	+0.34(+1.72%)
Jan 17, 2012	19.81	19.86	19.60	19.66	124,413	+0.00(+0.00%)
Jan 13, 2012	19.66	19.76	19.50	19.66	133,187	-0.22(-1.10%)
Jan 12, 2012	19.74	19.90	19.65	19.88	109,084	+0.13(+0.65%)
Jan 11, 2012	19.65	19.79	19.49	19.75	126,975	-0.02(-0.12%)
Jan 10, 2012	19.66	19.79	19.51	19.77	233,002	+0.29(+1.49%)
Jan 09, 2012	19.82	19.82	19.41	19.48	294,801	-0.30(-1.51%)
Jan 06, 2012	19.94	19.94	19.71	19.78	168,212	-0.20(-1.01%)
Jan 05, 2012	20.00	20.07	19.77	19.98	112,348	-0.15(-0.76%)
Jan 04, 2012	20.31	20.43	20.01	20.14	177,062	-0.03(-0.16%)
Dec 30, 2011	20.27	20.37	20.17	20.17	89,893	-0.12(-0.60%)
Dec 29, 2011	19.95	20.35	19.95	20.29	95,562	+0.35(+1.74%)
Dec 28, 2011	20.44	20.44	19.92	19.94	123,658	-0.44(-2.14%)
Dec 27, 2011	20.03	20.48	20.03	20.38	100,200	+0.25(+1.24%)
Dec 23, 2011	20.28	20.43	20.10	20.13	145,850	-0.20(-0.99%)
Dec 21, 2011	19.98	20.37	19.98	20.33	159,381	+0.23(+1.16%)
Dec 20, 2011	20.05	20.22	19.99	20.10	309,529	+0.31(+1.59%)
Dec 19, 2011	20.02	20.43	19.73	19.78	213,359	-0.18(-0.89%)
Dec 16, 2011	20.13	20.31	19.86	19.96	422,841	-0.04(-0.20%)
Dec 15, 2011	19.89	20.06	19.85	20.00	319,900	+0.31(+1.56%)
Dec 14, 2011	19.91	20.06	19.66	19.69	285,112	-0.39(-1.93%)
Dec 13, 2011	20.21	20.52	20.00	20.08	291,829	-0.04(-0.20%)
Dec 12, 2011	20.02	20.13	19.81	20.12	345,580	-0.15(-0.72%)
Dec 09, 2011	19.65	20.39	19.64	20.27	234,009	+0.65(+3.29%)
Dec 08, 2011	20.13	20.15	19.60	19.62	246,269	-0.69(-3.41%)
Dec 07, 2011	20.04	20.44	19.90	20.31	169,139	+0.17(+0.84%)
Dec 06, 2011	20.48	20.55	20.13	20.15	232,183	-0.34(-1.65%)
Dec 05, 2011	20.59	20.69	20.32	20.48	216,497	+0.19(+0.95%)
Dec 02, 2011	20.35	20.49	20.18	20.29	152,727	+0.12(+0.60%)
Dec 01, 2011	20.08	20.43	19.96	20.17	266,646	-0.06(-0.32%)
Nov 30, 2011	20.23	20.24	19.91	20.23	384,980	+0.61(+3.12%)
Nov 29, 2011	19.53	19.75	19.44	19.62	253,890	+0.12(+0.62%)
Nov 28, 2011	19.60	19.77	19.34	19.50	193,908	+0.45(+2.37%)
Nov 25, 2011	19.13	19.35	19.05	19.05	91,067	-0.18(-0.92%)
Nov 23, 2011	19.55	19.63	19.15	19.23	171,002	-0.51(-2.57%)
Nov 22, 2011	19.96	20.26	19.73	19.73	144,290	-0.20(-1.01%)
Nov 21, 2011	20.24	20.27	19.85	19.94	222,326	-0.64(-3.10%)
Nov 18, 2011	20.73	20.94	20.52	20.57	142,383	-0.11(-0.55%)
Nov 17, 2011	20.85	21.05	20.56	20.69	213,905	-0.21(-1.00%)
Nov 16, 2011	20.98	21.19	20.81	20.90	243,143	-0.29(-1.37%)
Nov 15, 2011	20.69	21.23	20.67	21.19	275,558	+0.40(+1.94%)
Nov 14, 2011	20.85	20.91	20.62	20.78	203,377	-0.20(-0.96%)
Nov 11, 2011	20.61	21.02	20.60	20.98	179,936	+0.59(+2.87%)
Nov 10, 2011	20.23	20.60	20.16	20.40	226,485	+0.36(+1.80%)
Nov 09, 2011	20.34	20.56	19.87	20.04	390,816	-0.79(-3.78%)
Nov 08, 2011	20.37	20.98	20.26	20.82	339,814	+0.51(+2.49%)
Nov 07, 2011	20.28	20.41	19.84	20.32	213,630	-0.02(-0.12%)
Nov 04, 2011	20.16	20.53	20.06	20.34	192,477	-0.02(-0.08%)
Nov 03, 2011	20.02	20.41	19.82	20.36	262,633	+0.53(+2.67%)
Nov 02, 2011	19.72	19.90	19.40	19.83	319,922	+0.34(+1.73%)

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