Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	54.34	54.59	54.15	54.27	667,959	+0.34(+0.63%)
Feb 25, 2011	53.79	53.95	53.62	53.93	386,257	+0.46(+0.87%)
Feb 24, 2011	53.43	53.61	53.21	53.46	596,793	+0.36(+0.68%)
Feb 23, 2011	53.96	54.13	53.08	53.10	982,071	-0.37(-0.69%)
Feb 22, 2011	53.34	53.92	53.25	53.47	687,393	-0.66(-1.22%)
Feb 18, 2011	53.88	54.23	53.81	54.13	572,783	+0.63(+1.18%)
Feb 17, 2011	53.16	53.57	53.11	53.50	465,381	-0.11(-0.21%)
Feb 16, 2011	53.59	53.68	53.20	53.61	493,016	+0.17(+0.32%)
Feb 15, 2011	53.67	53.77	53.29	53.44	887,084	+0.48(+0.90%)
Feb 14, 2011	52.94	53.16	52.89	52.96	933,349	-0.60(-1.11%)
Feb 11, 2011	53.60	53.64	53.21	53.55	1,119,709	+0.37(+0.70%)
Feb 10, 2011	53.34	53.46	52.84	53.18	2,280,438	-2.81(-5.02%)
Feb 09, 2011	55.80	56.02	55.68	55.99	1,357,696	+0.15(+0.27%)
Feb 08, 2011	55.63	55.93	55.52	55.83	916,182	+0.27(+0.49%)
Feb 07, 2011	55.24	55.75	55.18	55.56	886,319	+0.52(+0.94%)
Feb 04, 2011	54.86	55.13	54.81	55.04	851,513	+0.49(+0.89%)
Feb 03, 2011	54.63	54.70	54.20	54.56	1,006,810	+0.36(+0.67%)
Feb 02, 2011	54.30	54.36	53.94	54.20	3,046,469	+0.49(+0.92%)
Feb 01, 2011	54.17	54.30	53.62	53.71	2,760,511	+0.45(+0.85%)
Jan 31, 2011	53.39	53.97	53.19	53.25	1,160,739	-0.30(-0.56%)
Jan 28, 2011	53.96	54.19	53.29	53.55	1,529,658	-1.42(-2.59%)
Jan 27, 2011	55.13	55.33	54.88	54.97	1,064,127	-0.32(-0.58%)
Jan 26, 2011	55.47	55.52	55.02	55.29	1,314,238	+0.73(+1.33%)
Jan 25, 2011	53.98	54.58	53.87	54.57	1,388,079	-0.03(-0.05%)
Jan 24, 2011	54.06	54.59	53.89	54.59	1,228,351	+1.04(+1.94%)
Jan 21, 2011	53.19	53.66	53.10	53.55	822,701	+0.36(+0.68%)
Jan 20, 2011	53.35	53.42	52.60	53.19	1,145,401	-1.20(-2.21%)
Jan 19, 2011	55.11	55.22	54.21	54.39	951,364	-1.00(-1.80%)
Jan 18, 2011	55.84	55.97	55.23	55.39	1,364,988	+1.14(+2.10%)
Jan 14, 2011	53.34	54.25	53.34	54.25	1,212,096	+0.70(+1.31%)
Jan 13, 2011	53.38	53.87	53.28	53.55	1,326,052	+0.95(+1.81%)
Jan 12, 2011	53.15	53.15	52.28	52.60	1,318,398	-0.70(-1.31%)
Jan 11, 2011	53.32	53.57	53.08	53.30	953,458	+1.15(+2.21%)
Jan 10, 2011	52.61	52.62	52.03	52.15	475,209	-0.44(-0.83%)
Jan 07, 2011	52.85	52.88	52.33	52.59	895,367	+0.03(+0.07%)
Jan 06, 2011	53.19	53.20	52.42	52.55	962,991	+0.79(+1.53%)
Jan 05, 2011	51.39	51.88	51.32	51.76	1,142,150	-0.12(-0.24%)
Jan 04, 2011	52.09	52.13	51.62	51.89	938,149	+0.32(+0.62%)
Jan 03, 2011	51.74	51.81	51.47	51.57	396,623	+0.03(+0.05%)
Dec 31, 2010	51.24	51.65	51.17	51.54	285,975	+0.32(+0.62%)
Dec 30, 2010	51.46	51.56	51.11	51.22	616,768	-0.60(-1.15%)
Dec 29, 2010	51.69	51.92	51.66	51.82	971,175	+0.28(+0.54%)
Dec 28, 2010	51.86	51.86	51.35	51.54	347,545	-0.14(-0.27%)
Dec 27, 2010	51.99	51.99	51.35	51.68	293,883	-0.23(-0.44%)
Dec 23, 2010	51.78	51.97	51.74	51.91	297,589	+0.14(+0.27%)
Dec 22, 2010	51.31	51.92	51.24	51.77	694,920	+0.15(+0.28%)
Dec 21, 2010	51.43	51.63	51.35	51.63	505,137	+0.09(+0.18%)
Dec 20, 2010	51.64	51.64	51.02	51.53	656,017	+0.76(+1.50%)
Dec 17, 2010	51.08	51.12	50.66	50.77	465,557	-0.44(-0.87%)
Dec 16, 2010	51.31	51.38	50.90	51.22	617,903	+0.71(+1.40%)
Dec 15, 2010	50.45	50.83	50.45	50.51	607,955	-0.70(-1.37%)
Dec 14, 2010	51.14	51.29	50.99	51.21	845,078	-0.16(-0.31%)
Dec 13, 2010	51.28	51.61	51.27	51.37	1,656,264	-0.11(-0.22%)
Dec 10, 2010	51.59	51.61	50.97	51.48	744,931	+0.51(+1.01%)
Dec 09, 2010	50.80	51.05	50.68	50.97	1,288,904	+0.38(+0.75%)
Dec 08, 2010	50.77	51.01	50.43	50.59	1,120,092	+0.59(+1.18%)
Dec 07, 2010	50.20	50.35	49.93	50.00	526,116	+0.12(+0.25%)
Dec 06, 2010	49.80	49.99	49.67	49.87	675,976	-0.52(-1.03%)
Dec 03, 2010	50.07	50.40	49.88	50.39	718,680	+0.41(+0.82%)
Dec 02, 2010	49.48	50.17	49.43	49.98	1,432,296	+0.19(+0.38%)

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