Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2011	21.05	21.13	20.99	21.07	160,470	+0.22(+1.04%)
Jan 28, 2011	21.26	21.26	20.81	20.86	318,922	-0.44(-2.06%)
Jan 27, 2011	21.33	21.34	21.20	21.30	285,809	+0.07(+0.32%)
Jan 26, 2011	21.22	21.27	21.14	21.23	344,555	+0.12(+0.56%)
Jan 25, 2011	20.99	21.11	20.91	21.11	279,606	+0.01(+0.07%)
Jan 24, 2011	21.01	21.13	20.90	21.10	212,288	+0.16(+0.75%)
Jan 21, 2011	21.02	21.04	20.87	20.94	118,311	+0.07(+0.32%)
Jan 20, 2011	20.90	20.92	20.67	20.87	217,155	-0.17(-0.81%)
Jan 19, 2011	21.26	21.27	20.97	21.04	188,521	-0.13(-0.63%)
Jan 18, 2011	21.18	21.22	21.11	21.18	278,751	+0.10(+0.49%)
Jan 14, 2011	20.91	21.07	20.85	21.07	183,609	+0.16(+0.75%)
Jan 13, 2011	20.98	21.05	20.89	20.92	142,717	+0.08(+0.39%)
Jan 12, 2011	20.73	20.88	20.66	20.84	282,349	+0.36(+1.75%)
Jan 11, 2011	20.46	20.49	20.37	20.48	293,706	+0.15(+0.75%)
Jan 10, 2011	20.28	20.34	20.12	20.33	1,183,678	-0.05(-0.23%)
Jan 07, 2011	20.50	20.51	20.26	20.37	252,280	-0.07(-0.36%)
Jan 06, 2011	20.70	20.72	20.40	20.45	201,701	-0.19(-0.94%)
Jan 05, 2011	20.46	20.65	20.40	20.64	254,312	-0.07(-0.32%)
Jan 04, 2011	20.90	20.90	20.59	20.71	165,678	-0.05(-0.25%)
Jan 03, 2011	20.83	20.84	20.74	20.76	291,545	+0.14(+0.69%)
Dec 31, 2010	20.50	20.69	20.46	20.62	438,140	+0.14(+0.69%)
Dec 30, 2010	20.53	20.54	20.40	20.48	155,299	-0.08(-0.40%)
Dec 29, 2010	20.52	20.60	20.47	20.56	159,069	+0.19(+0.91%)
Dec 28, 2010	20.48	20.48	20.31	20.37	158,735	+0.03(+0.15%)
Dec 27, 2010	20.37	20.37	20.24	20.34	197,503	-0.04(-0.18%)
Dec 23, 2010	20.41	20.41	20.33	20.38	186,374	-0.02(-0.11%)
Dec 22, 2010	20.39	20.40	20.34	20.40	398,389	+0.07(+0.33%)
Dec 21, 2010	20.34	20.37	20.29	20.34	227,507	+0.17(+0.85%)
Dec 20, 2010	20.38	20.38	20.09	20.17	191,590	-0.36(-1.74%)
Dec 17, 2010	20.57	20.57	20.40	20.52	232,403	-0.09(-0.43%)
Dec 16, 2010	20.55	20.66	20.45	20.61	699,453	+0.10(+0.47%)
Dec 15, 2010	20.66	20.71	20.46	20.52	1,279,122	-0.25(-1.23%)
Dec 14, 2010	20.83	20.90	20.73	20.77	225,569	+0.02(+0.08%)
Dec 13, 2010	20.73	20.88	20.65	20.75	439,780	+0.21(+1.01%)
Dec 10, 2010	20.50	20.55	20.37	20.55	128,934	+0.07(+0.36%)
Dec 09, 2010	20.52	20.55	20.34	20.47	89,555	+0.05(+0.26%)
Dec 08, 2010	20.45	20.52	20.28	20.42	240,777	+0.02(+0.11%)
Dec 07, 2010	20.69	20.69	20.37	20.40	153,450	+0.01(+0.07%)
Dec 06, 2010	20.36	20.41	20.26	20.38	111,284	-0.08(-0.40%)
Dec 03, 2010	20.34	20.49	20.22	20.46	190,918	+0.13(+0.66%)
Dec 02, 2010	19.93	20.37	19.93	20.33	290,674	+0.42(+2.13%)
Dec 01, 2010	19.78	19.92	19.71	19.91	134,894	+0.54(+2.78%)
Nov 30, 2010	19.26	19.48	19.20	19.37	213,255	-0.21(-1.08%)
Nov 29, 2010	19.57	19.64	19.35	19.58	169,420	-0.18(-0.90%)
Nov 26, 2010	19.80	19.82	19.70	19.76	112,474	-0.28(-1.42%)
Nov 24, 2010	19.91	20.04	20.04	20.04	122,834	+0.31(+1.56%)
Nov 23, 2010	19.93	19.93	19.66	19.73	210,612	-0.61(-2.98%)
Nov 22, 2010	20.36	20.39	20.11	20.34	111,670	-0.18(-0.87%)
Nov 19, 2010	20.37	20.52	20.23	20.52	168,029	+0.07(+0.33%)
Nov 18, 2010	20.40	20.50	20.38	20.45	245,072	+0.45(+2.23%)
Nov 17, 2010	19.99	20.09	19.94	20.00	112,369	+0.08(+0.41%)
Nov 16, 2010	20.26	20.26	19.79	19.92	314,792	-0.45(-2.23%)
Nov 15, 2010	20.52	20.53	20.35	20.37	111,775	+0.01(+0.04%)
Nov 12, 2010	20.49	20.58	20.27	20.37	184,946	-0.25(-1.19%)
Nov 11, 2010	20.60	20.62	20.48	20.61	81,860	-0.16(-0.79%)
Nov 10, 2010	20.78	20.78	20.50	20.78	119,242	+0.09(+0.43%)
Nov 09, 2010	21.04	21.08	20.62	20.69	140,204	-0.22(-1.03%)
Nov 08, 2010	20.87	20.94	20.76	20.90	150,541	-0.06(-0.28%)
Nov 05, 2010	21.05	21.08	20.90	20.96	195,486	-0.13(-0.60%)
Nov 04, 2010	20.98	21.10	20.91	21.09	164,797	+0.48(+2.35%)
Nov 03, 2010	20.51	20.61	20.30	20.61	110,412	+0.14(+0.69%)
Nov 02, 2010	20.47	20.51	20.37	20.46	112,911	+0.36(+1.82%)

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