Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	80.75	80.86	80.29	80.66	883,064	+1.34(+1.69%)
Feb 25, 2011	79.12	79.39	78.72	79.32	646,506	+1.43(+1.83%)
Feb 24, 2011	77.01	78.39	76.51	77.89	1,203,354	-0.06(-0.08%)
Feb 23, 2011	78.22	78.50	77.02	77.95	1,154,375	-0.45(-0.57%)
Feb 22, 2011	78.84	79.45	78.11	78.40	1,184,333	-2.17(-2.69%)
Feb 18, 2011	80.74	80.82	80.41	80.57	431,977	-0.22(-0.27%)
Feb 17, 2011	80.91	80.96	80.59	80.79	920,969	-0.20(-0.25%)
Feb 16, 2011	80.56	81.04	80.45	80.99	516,762	+0.61(+0.76%)
Feb 15, 2011	80.48	80.83	80.10	80.37	782,451	+0.14(+0.17%)
Feb 14, 2011	80.06	80.37	79.84	80.23	1,226,743	+2.39(+3.06%)
Feb 11, 2011	76.86	77.98	76.85	77.85	1,031,693	+1.06(+1.38%)
Feb 10, 2011	78.09	78.65	76.55	76.78	2,436,575	-0.70(-0.90%)
Feb 09, 2011	77.02	77.48	76.27	77.48	1,503,631	+0.92(+1.20%)
Feb 08, 2011	75.13	77.21	75.13	76.57	3,392,852	+2.97(+4.04%)
Feb 07, 2011	73.25	73.69	73.22	73.59	379,239	+0.33(+0.45%)
Feb 04, 2011	73.27	73.27	72.64	73.27	537,051	+0.06(+0.08%)
Feb 03, 2011	73.00	73.27	72.42	73.21	445,749	-0.28(-0.38%)
Feb 02, 2011	73.49	73.58	73.10	73.48	1,099,904	+1.48(+2.05%)
Feb 01, 2011	71.42	72.08	71.18	72.00	669,261	+0.96(+1.35%)
Jan 31, 2011	71.06	71.36	70.47	71.04	750,129	+0.71(+1.01%)
Jan 28, 2011	71.23	71.36	70.15	70.34	957,840	-1.88(-2.60%)
Jan 27, 2011	71.77	72.45	71.75	72.21	551,442	+1.07(+1.51%)
Jan 26, 2011	71.22	71.62	70.93	71.14	1,025,844	-1.36(-1.87%)
Jan 25, 2011	72.12	72.60	71.99	72.50	353,938	+0.31(+0.43%)
Jan 24, 2011	71.25	72.33	71.04	72.19	452,135	+1.29(+1.82%)
Jan 21, 2011	70.73	71.17	70.56	70.90	702,921	-1.17(-1.62%)
Jan 20, 2011	72.16	72.29	71.34	72.06	895,657	-0.55(-0.76%)
Jan 19, 2011	73.50	73.51	72.37	72.62	664,091	-1.02(-1.39%)
Jan 18, 2011	73.75	73.91	73.37	73.64	462,400	-0.67(-0.91%)
Jan 14, 2011	73.92	74.43	73.85	74.31	621,633	+0.49(+0.67%)
Jan 13, 2011	73.72	74.07	73.48	73.82	1,045,369	+0.82(+1.13%)
Jan 12, 2011	72.76	73.17	72.40	73.00	684,062	+0.92(+1.27%)
Jan 11, 2011	72.00	72.08	71.64	72.08	449,143	+0.53(+0.74%)
Jan 10, 2011	71.05	71.55	70.93	71.55	481,361	+0.27(+0.38%)
Jan 07, 2011	71.42	71.71	71.02	71.29	793,734	+0.80(+1.13%)
Jan 06, 2011	70.08	70.79	69.92	70.49	1,241,248	+1.16(+1.67%)
Jan 05, 2011	68.82	69.49	68.04	69.33	603,892	+0.29(+0.43%)
Jan 04, 2011	68.58	69.04	68.39	69.04	498,948	+0.37(+0.54%)
Jan 03, 2011	68.31	68.94	68.31	68.67	459,273	+0.69(+1.02%)
Dec 31, 2010	67.64	68.17	67.55	67.98	299,267	+0.24(+0.36%)
Dec 30, 2010	68.22	68.37	67.48	67.73	291,259	-0.65(-0.95%)
Dec 29, 2010	68.24	68.40	68.08	68.38	339,281	+0.73(+1.09%)
Dec 28, 2010	67.91	67.91	67.49	67.65	284,274	+0.30(+0.45%)
Dec 27, 2010	66.92	67.43	66.92	67.34	265,426	+0.21(+0.31%)
Dec 23, 2010	67.43	67.47	66.96	67.14	230,494	-0.03(-0.04%)
Dec 22, 2010	67.04	67.34	67.04	67.16	225,011	-0.28(-0.41%)
Dec 21, 2010	67.00	67.54	66.82	67.44	439,179	+0.67(+1.01%)
Dec 20, 2010	66.93	67.12	66.67	66.76	350,335	-0.22(-0.32%)
Dec 17, 2010	66.95	67.21	66.78	66.98	329,518	-0.71(-1.05%)
Dec 16, 2010	67.43	67.80	67.15	67.69	221,190	+0.14(+0.20%)
Dec 15, 2010	67.51	68.01	67.39	67.55	377,502	+0.09(+0.13%)
Dec 14, 2010	67.52	67.85	67.31	67.47	383,797	+0.05(+0.08%)
Dec 13, 2010	67.29	67.63	67.01	67.41	471,151	+0.62(+0.93%)
Dec 10, 2010	66.70	66.99	66.43	66.79	455,201	-0.61(-0.91%)
Dec 09, 2010	67.75	67.75	67.09	67.40	409,057	-0.34(-0.50%)
Dec 08, 2010	68.01	68.11	67.23	67.74	420,679	-0.27(-0.39%)
Dec 07, 2010	68.56	68.68	67.91	68.01	601,224	-0.41(-0.59%)
Dec 06, 2010	68.30	68.55	68.13	68.42	331,009	+0.08(+0.11%)
Dec 03, 2010	67.86	68.51	67.79	68.34	757,489	+0.03(+0.04%)
Dec 02, 2010	67.74	68.70	67.72	68.31	676,292	-0.48(-0.70%)

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