Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	20.74	20.78	20.65	20.71	27,861,236	-0.02(-0.10%)
Feb 28, 2012	20.70	20.84	20.69	20.74	23,082,824	+0.01(+0.05%)
Feb 27, 2012	20.69	20.76	20.59	20.72	26,758,504	-0.01(-0.03%)
Feb 24, 2012	20.74	20.82	20.61	20.73	17,834,026	+0.01(+0.03%)
Feb 23, 2012	20.70	20.75	20.59	20.72	26,256,286	-0.04(-0.21%)
Feb 22, 2012	20.93	20.96	20.69	20.77	17,599,506	-0.15(-0.73%)
Feb 21, 2012	20.99	21.07	20.89	20.92	22,125,398	+0.02(+0.08%)
Feb 17, 2012	20.81	20.95	20.74	20.90	22,284,286	+0.22(+1.08%)
Feb 16, 2012	20.53	20.73	20.47	20.68	17,629,800	+0.12(+0.58%)
Feb 15, 2012	20.71	20.71	20.52	20.56	19,553,976	-0.11(-0.55%)
Feb 14, 2012	20.67	20.73	20.52	20.68	18,697,450	-0.05(-0.24%)
Feb 13, 2012	20.53	20.78	20.53	20.72	23,321,678	+0.24(+1.17%)
Feb 10, 2012	20.49	20.52	20.39	20.49	22,917,528	-0.12(-0.61%)
Feb 09, 2012	20.64	20.65	20.52	20.61	16,125,771	+0.00(+0.00%)
Feb 08, 2012	20.59	20.79	20.58	20.61	17,479,708	+0.00(+0.00%)
Feb 07, 2012	20.81	20.82	20.48	20.61	22,950,528	-0.12(-0.58%)
Feb 06, 2012	20.56	20.76	20.56	20.73	27,491,736	+0.16(+0.79%)
Feb 03, 2012	20.58	20.59	20.40	20.57	21,000,068	+0.15(+0.75%)
Feb 02, 2012	20.62	20.70	20.38	20.41	22,797,344	-0.13(-0.64%)
Feb 01, 2012	20.74	20.80	20.51	20.54	24,532,966	+0.08(+0.37%)
Jan 31, 2012	20.56	20.57	20.39	20.47	26,687,070	+0.03(+0.13%)
Jan 30, 2012	20.17	20.45	20.15	20.44	28,877,156	+0.22(+1.07%)
Jan 27, 2012	20.40	20.45	20.22	20.22	31,481,732	-0.07(-0.35%)
Jan 26, 2012	20.54	20.59	20.27	20.29	30,719,450	-0.19(-0.93%)
Jan 25, 2012	20.56	20.63	20.28	20.49	34,724,628	-0.05(-0.26%)
Jan 24, 2012	20.65	20.73	20.27	20.54	54,453,380	-0.33(-1.59%)
Jan 23, 2012	21.14	21.20	20.80	20.87	35,218,144	-0.31(-1.46%)
Jan 20, 2012	21.21	21.25	21.03	21.18	27,246,164	-0.02(-0.08%)
Jan 19, 2012	21.19	21.26	21.14	21.20	18,387,244	-0.01(-0.03%)
Jan 18, 2012	21.16	21.22	21.07	21.20	21,093,360	-0.01(-0.03%)
Jan 17, 2012	21.31	21.44	21.15	21.21	21,560,164	+0.05(+0.26%)
Jan 13, 2012	21.09	21.18	20.97	21.15	16,549,484	+0.00(+0.00%)
Jan 12, 2012	21.19	21.21	21.03	21.15	16,896,116	+0.01(+0.05%)
Jan 11, 2012	20.95	21.20	20.91	21.14	22,688,118	+0.18(+0.86%)
Jan 10, 2012	20.97	21.10	20.95	20.96	26,763,620	+0.11(+0.52%)
Jan 09, 2012	20.90	20.94	20.73	20.85	25,674,764	+0.02(+0.10%)
Jan 06, 2012	20.95	20.95	20.74	20.83	41,079,696	-0.06(-0.29%)
Jan 05, 2012	21.02	21.08	20.56	20.89	37,160,000	-0.14(-0.69%)
Jan 04, 2012	21.34	21.45	20.90	21.04	52,686,532	-0.49(-2.27%)
Dec 30, 2011	21.41	21.60	21.40	21.53	18,851,208	+0.04(+0.17%)
Dec 29, 2011	21.45	21.50	21.36	21.49	15,546,324	+0.16(+0.73%)
Dec 28, 2011	21.45	21.48	21.31	21.33	12,673,505	-0.12(-0.58%)
Dec 27, 2011	21.40	21.47	21.36	21.46	14,352,162	+0.01(+0.03%)
Dec 23, 2011	21.15	21.45	21.14	21.45	24,672,230	+0.40(+1.91%)
Dec 21, 2011	21.10	21.19	20.87	21.05	27,973,170	+0.01(+0.05%)
Dec 20, 2011	20.98	21.11	20.80	21.04	37,261,476	+0.31(+1.50%)
Dec 19, 2011	20.81	20.98	20.65	20.73	27,051,880	-0.08(-0.39%)
Dec 16, 2011	20.72	20.81	20.64	20.81	37,051,208	+0.19(+0.94%)
Dec 15, 2011	20.65	20.69	20.53	20.61	20,008,334	+0.09(+0.42%)
Dec 14, 2011	20.53	20.66	20.41	20.53	22,172,384	+0.00(+0.00%)
Dec 13, 2011	20.64	20.70	20.46	20.53	22,091,820	-0.05(-0.23%)
Dec 12, 2011	20.52	20.60	20.38	20.58	22,846,690	-0.04(-0.21%)
Dec 09, 2011	20.44	20.66	20.36	20.62	23,122,164	+0.33(+1.64%)
Dec 08, 2011	20.47	20.52	20.29	20.29	25,840,334	-0.27(-1.31%)
Dec 07, 2011	20.57	20.63	20.28	20.55	22,625,192	-0.01(-0.03%)
Dec 06, 2011	20.46	20.70	20.43	20.56	25,544,502	+0.14(+0.71%)
Dec 05, 2011	20.43	20.55	20.37	20.42	24,973,080	+0.11(+0.53%)
Dec 02, 2011	20.33	20.43	20.20	20.31	26,291,676	+0.04(+0.21%)

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