Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	83.80	84.32	83.53	83.87	4,177,336	+0.40(+0.48%)
Feb 28, 2012	83.72	83.79	83.11	83.47	2,573,448	-0.16(-0.19%)
Feb 27, 2012	83.32	84.12	82.83	83.63	3,054,026	-0.34(-0.40%)
Feb 24, 2012	83.71	84.54	83.57	83.97	3,288,948	+0.48(+0.57%)
Feb 23, 2012	84.20	84.64	83.01	83.49	4,703,420	-0.46(-0.55%)
Feb 22, 2012	83.90	84.30	83.44	83.95	3,175,484	-0.01(-0.01%)
Feb 21, 2012	84.30	84.64	83.26	83.96	3,600,603	+0.18(+0.21%)
Feb 17, 2012	83.83	84.19	83.47	83.78	3,817,397	+0.56(+0.67%)
Feb 16, 2012	82.55	83.33	82.48	83.22	4,170,681	+0.62(+0.75%)
Feb 15, 2012	84.64	84.68	82.48	82.60	6,471,496	-2.04(-2.41%)
Feb 14, 2012	84.46	84.65	83.97	84.64	3,555,126	-0.24(-0.28%)
Feb 13, 2012	84.20	85.20	84.08	84.88	5,564,606	+1.38(+1.65%)
Feb 10, 2012	82.92	83.50	82.65	83.50	4,509,362	-0.28(-0.33%)
Feb 09, 2012	82.74	84.31	82.50	83.78	8,907,488	+2.04(+2.50%)
Feb 08, 2012	80.53	81.86	79.77	81.74	6,913,789	+1.46(+1.82%)
Feb 07, 2012	80.34	80.49	79.67	80.28	2,799,684	-0.29(-0.36%)
Feb 06, 2012	80.50	80.81	80.12	80.57	3,853,514	-0.48(-0.59%)
Feb 03, 2012	80.96	81.50	80.80	81.05	5,385,379	+1.03(+1.29%)
Feb 02, 2012	80.48	80.63	79.80	80.02	5,028,868	-0.20(-0.25%)
Feb 01, 2012	78.97	80.38	78.97	80.22	6,779,756	+1.87(+2.39%)
Jan 31, 2012	77.64	78.75	77.64	78.35	6,005,527	+0.74(+0.95%)
Jan 30, 2012	76.96	77.63	76.42	77.61	4,773,085	-0.01(-0.01%)
Jan 27, 2012	77.16	77.87	76.91	77.62	4,073,520	+0.21(+0.27%)
Jan 26, 2012	78.86	78.86	77.02	77.41	4,923,423	-0.24(-0.31%)
Jan 25, 2012	76.95	78.66	75.63	77.65	7,294,376	-0.13(-0.17%)
Jan 24, 2012	76.63	77.80	76.50	77.78	5,606,448	+0.92(+1.20%)
Jan 23, 2012	76.47	77.54	76.47	76.86	4,325,705	+0.17(+0.22%)
Jan 20, 2012	76.73	77.77	75.69	76.69	6,518,377	-0.50(-0.65%)
Jan 19, 2012	77.65	77.85	77.06	77.19	4,494,921	-0.41(-0.53%)
Jan 18, 2012	76.80	77.86	76.57	77.60	3,763,466	+0.56(+0.73%)
Jan 17, 2012	77.21	78.22	76.99	77.04	5,144,099	+0.96(+1.26%)
Jan 13, 2012	76.56	76.74	75.81	76.08	3,473,744	-1.16(-1.50%)
Jan 12, 2012	77.16	77.51	76.51	77.24	3,713,689	+0.54(+0.70%)
Jan 11, 2012	75.58	76.97	75.50	76.70	4,598,011	+0.67(+0.88%)
Jan 10, 2012	75.24	76.35	74.84	76.03	4,722,155	+1.93(+2.60%)
Jan 09, 2012	74.50	74.50	73.76	74.10	4,325,958	+0.20(+0.27%)
Jan 06, 2012	74.22	74.52	73.62	73.90	3,489,056	-0.43(-0.58%)
Jan 05, 2012	74.46	74.72	73.67	74.33	4,607,080	-0.72(-0.96%)
Jan 04, 2012	74.28	75.25	74.09	75.05	6,170,638	+1.96(+2.68%)
Dec 30, 2011	73.82	73.96	73.08	73.09	2,427,796	-0.73(-0.99%)
Dec 29, 2011	72.37	73.87	72.28	73.82	2,498,973	+0.69(+0.94%)
Dec 28, 2011	73.98	74.07	72.95	73.13	2,545,635	-0.90(-1.22%)
Dec 27, 2011	73.97	74.59	73.78	74.03	2,536,325	-0.15(-0.20%)
Dec 23, 2011	73.74	74.24	73.25	74.18	2,275,109	+0.56(+0.76%)
Dec 21, 2011	74.67	74.91	72.86	73.62	6,170,231	-0.78(-1.05%)
Dec 20, 2011	73.22	74.66	72.88	74.40	4,774,979	+2.65(+3.69%)
Dec 19, 2011	72.61	73.28	71.60	71.75	4,295,859	-0.64(-0.88%)
Dec 16, 2011	73.67	74.31	71.86	72.39	11,673,041	-1.14(-1.55%)
Dec 15, 2011	73.60	74.03	72.92	73.53	3,803,415	+0.36(+0.49%)
Dec 14, 2011	73.76	74.20	72.75	73.17	5,175,915	-1.03(-1.39%)
Dec 13, 2011	75.01	75.96	73.75	74.20	5,396,120	-0.28(-0.38%)
Dec 12, 2011	75.63	75.76	74.15	74.48	4,844,662	-1.83(-2.40%)
Dec 09, 2011	74.69	76.58	74.59	76.31	3,951,387	+1.94(+2.61%)
Dec 08, 2011	75.67	76.13	74.09	74.37	4,292,175	-1.88(-2.47%)
Dec 07, 2011	75.90	76.63	74.69	76.25	5,181,725	-0.06(-0.08%)
Dec 06, 2011	76.97	77.00	76.13	76.31	3,550,007	-0.33(-0.43%)
Dec 05, 2011	77.84	78.11	76.04	76.64	4,516,768	+0.10(+0.13%)
Dec 02, 2011	77.61	78.32	76.45	76.54	4,727,672	-0.04(-0.05%)

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