Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	23.90	24.29	23.80	24.06	11,859,316	+0.08(+0.34%)
Feb 28, 2012	23.64	24.02	23.55	23.98	9,018,832	+0.30(+1.26%)
Feb 27, 2012	23.26	23.74	23.17	23.68	7,654,220	+0.20(+0.84%)
Feb 24, 2012	23.54	23.66	23.36	23.48	6,842,310	+0.04(+0.19%)
Feb 23, 2012	23.54	23.76	23.29	23.44	13,729,114	-0.44(-1.83%)
Feb 22, 2012	23.24	24.02	23.24	23.88	12,711,527	+0.63(+2.70%)
Feb 21, 2012	23.84	24.22	23.06	23.25	20,258,730	+0.28(+1.21%)
Feb 17, 2012	22.59	23.01	22.51	22.97	9,579,522	+0.60(+2.69%)
Feb 16, 2012	22.18	22.51	22.03	22.37	7,019,768	+0.21(+0.94%)
Feb 15, 2012	22.57	22.61	21.97	22.16	8,924,498	-0.37(-1.66%)
Feb 14, 2012	22.57	22.74	22.34	22.53	7,797,161	-0.15(-0.67%)
Feb 13, 2012	22.76	22.86	22.43	22.69	4,779,567	+0.08(+0.34%)
Feb 10, 2012	22.70	22.74	22.42	22.61	5,344,732	-0.34(-1.46%)
Feb 09, 2012	22.79	22.96	22.50	22.95	8,051,437	+0.22(+0.98%)
Feb 08, 2012	22.77	22.99	22.51	22.72	8,116,628	-0.01(-0.03%)
Feb 07, 2012	22.60	22.81	22.51	22.73	7,190,578	+0.10(+0.42%)
Feb 06, 2012	22.76	22.91	22.57	22.63	8,024,072	-0.25(-1.11%)
Feb 03, 2012	22.57	23.05	22.56	22.89	11,698,878	+0.56(+2.53%)
Feb 02, 2012	21.94	22.46	21.72	22.32	17,572,808	+0.79(+3.65%)
Feb 01, 2012	21.51	21.65	21.15	21.54	12,084,388	+0.19(+0.89%)
Jan 31, 2012	21.74	21.75	21.03	21.35	10,385,769	-0.40(-1.84%)
Jan 30, 2012	21.28	21.75	21.11	21.75	9,638,984	+0.32(+1.48%)
Jan 27, 2012	21.01	21.51	21.00	21.43	10,182,998	+0.35(+1.65%)
Jan 26, 2012	21.77	21.80	20.81	21.08	20,725,296	-0.58(-2.69%)
Jan 25, 2012	22.25	22.30	21.43	21.67	16,593,461	-0.69(-3.09%)
Jan 24, 2012	22.09	22.38	21.83	22.36	9,389,800	+0.12(+0.54%)
Jan 23, 2012	22.45	22.67	22.05	22.24	6,927,294	-0.18(-0.82%)
Jan 20, 2012	22.65	22.65	22.39	22.42	6,864,181	-0.28(-1.23%)
Jan 19, 2012	22.37	22.76	22.37	22.70	8,793,358	+0.29(+1.27%)
Jan 18, 2012	21.98	22.46	21.78	22.41	9,354,116	+0.44(+1.99%)
Jan 17, 2012	21.99	22.15	21.76	21.98	9,008,875	+0.16(+0.76%)
Jan 13, 2012	22.03	22.31	21.74	21.81	11,117,777	-0.39(-1.77%)
Jan 12, 2012	22.18	22.31	21.96	22.20	6,764,138	+0.13(+0.57%)
Jan 11, 2012	22.05	22.22	21.99	22.08	6,672,202	-0.02(-0.09%)
Jan 10, 2012	22.05	22.10	21.73	22.10	11,381,742	+0.26(+1.19%)
Jan 09, 2012	21.73	21.96	21.64	21.84	10,039,920	-0.06(-0.29%)
Jan 06, 2012	21.50	22.05	21.31	21.90	17,052,924	+0.41(+1.89%)
Jan 05, 2012	20.70	21.53	20.52	21.49	22,231,462	+0.80(+3.89%)
Jan 04, 2012	20.79	20.88	20.46	20.69	16,614,483	+0.30(+1.46%)
Dec 30, 2011	20.64	20.71	20.34	20.39	4,728,755	-0.20(-0.95%)
Dec 29, 2011	20.66	20.91	20.46	20.59	6,131,237	-0.11(-0.55%)
Dec 28, 2011	20.51	20.90	20.25	20.70	8,347,337	+0.25(+1.21%)
Dec 27, 2011	20.33	20.60	20.21	20.45	4,535,560	+0.05(+0.25%)
Dec 23, 2011	20.40	20.40	20.10	20.40	3,431,648	+0.10(+0.50%)
Dec 21, 2011	20.15	20.36	19.92	20.30	5,449,418	+0.13(+0.63%)
Dec 20, 2011	19.73	20.25	19.61	20.18	6,674,804	+0.80(+4.15%)
Dec 19, 2011	19.81	19.86	19.28	19.37	6,854,205	-0.29(-1.48%)
Dec 16, 2011	20.09	20.27	19.64	19.66	11,446,172	-0.28(-1.40%)
Dec 15, 2011	19.88	20.07	19.59	19.94	8,530,914	+0.41(+2.11%)
Dec 14, 2011	19.35	19.90	19.34	19.53	12,951,233	+0.07(+0.36%)
Dec 13, 2011	20.62	20.65	19.32	19.46	22,249,728	-1.02(-4.98%)
Dec 12, 2011	20.52	20.66	20.21	20.48	7,270,352	-0.23(-1.13%)
Dec 09, 2011	20.56	20.82	20.48	20.71	6,813,964	+0.32(+1.55%)
Dec 08, 2011	20.57	20.87	20.34	20.40	7,207,857	-0.29(-1.40%)
Dec 07, 2011	20.66	21.00	20.51	20.69	9,728,918	-0.13(-0.61%)
Dec 06, 2011	20.97	20.97	20.61	20.82	6,987,507	-0.12(-0.57%)
Dec 05, 2011	20.73	21.01	20.71	20.93	9,818,215	+0.38(+1.84%)
Dec 02, 2011	20.52	20.85	20.47	20.56	13,132,594	+0.24(+1.18%)

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