Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	78.69	79.61	78.61	79.44	206,408	+0.86(+1.09%)
Feb 25, 2011	78.00	78.84	77.85	78.58	248,752	+1.58(+2.05%)
Feb 24, 2011	76.69	77.48	75.93	77.00	654,479	-0.10(-0.13%)
Feb 23, 2011	79.88	80.76	75.91	77.10	953,014	-2.85(-3.56%)
Feb 22, 2011	83.13	83.27	79.47	79.95	441,144	-4.59(-5.43%)
Feb 18, 2011	84.26	85.33	83.99	84.54	262,614	+0.79(+0.95%)
Feb 17, 2011	83.20	83.90	83.10	83.75	77,896	+0.19(+0.23%)
Feb 16, 2011	83.95	83.95	82.81	83.56	161,181	+0.14(+0.17%)
Feb 15, 2011	83.59	83.82	82.95	83.42	159,850	+0.67(+0.81%)
Feb 14, 2011	82.10	83.00	82.10	82.75	148,851	+1.93(+2.39%)
Feb 11, 2011	81.78	81.98	80.00	80.82	102,468	-0.66(-0.81%)
Feb 10, 2011	81.48	82.20	81.17	81.48	99,363	-0.87(-1.05%)
Feb 09, 2011	83.26	83.26	81.77	82.35	101,692	-0.94(-1.13%)
Feb 08, 2011	82.16	83.38	81.56	83.29	242,736	+2.01(+2.47%)
Feb 07, 2011	81.64	81.78	81.19	81.28	89,438	+0.25(+0.31%)
Feb 04, 2011	81.55	82.83	80.79	81.03	183,826	-0.78(-0.95%)
Feb 03, 2011	80.40	81.82	80.07	81.81	155,850	+0.83(+1.02%)
Feb 02, 2011	81.47	81.70	80.38	80.98	142,581	-0.99(-1.21%)
Feb 01, 2011	81.71	81.98	81.22	81.97	198,706	+1.00(+1.24%)
Jan 31, 2011	79.95	81.74	79.94	80.97	182,050	-0.09(-0.11%)
Jan 28, 2011	79.87	81.26	79.83	81.06	205,803	+1.07(+1.34%)
Jan 27, 2011	81.08	81.37	79.63	79.99	260,949	-1.06(-1.31%)
Jan 26, 2011	78.44	81.09	78.44	81.05	142,271	+3.34(+4.30%)
Jan 25, 2011	78.29	78.30	77.18	77.71	332,347	-3.14(-3.88%)
Jan 24, 2011	81.04	81.86	80.27	80.85	196,289	-0.49(-0.60%)
Jan 21, 2011	80.41	81.87	80.09	81.34	396,835	+0.77(+0.96%)
Jan 20, 2011	79.98	81.33	79.00	80.57	270,359	-0.43(-0.53%)
Jan 19, 2011	82.10	82.42	80.10	81.00	235,261	-0.02(-0.02%)
Jan 18, 2011	79.91	81.03	79.75	81.02	468,004	+1.94(+2.45%)
Jan 14, 2011	79.27	79.90	78.29	79.08	256,815	-1.38(-1.72%)
Jan 13, 2011	81.79	81.79	80.11	80.46	309,789	-0.28(-0.35%)
Jan 12, 2011	79.92	80.84	79.58	80.74	242,921	+2.76(+3.54%)
Jan 11, 2011	77.32	77.98	76.62	77.98	181,494	+3.02(+4.03%)
Jan 10, 2011	75.13	75.50	74.30	74.96	275,414	+0.34(+0.46%)
Jan 07, 2011	74.92	76.20	74.36	74.62	334,222	-1.23(-1.62%)
Jan 06, 2011	76.52	76.60	75.49	75.85	382,158	-1.32(-1.71%)
Jan 05, 2011	75.16	77.38	74.54	77.17	402,673	-0.31(-0.40%)
Jan 04, 2011	78.54	78.62	76.14	77.48	539,019	-1.79(-2.26%)
Jan 03, 2011	79.94	80.40	79.15	79.27	301,354	-0.59(-0.74%)
Dec 31, 2010	79.36	79.96	78.90	79.86	175,845	+1.45(+1.85%)
Dec 30, 2010	79.20	79.44	78.15	78.41	115,458	-0.57(-0.72%)
Dec 29, 2010	79.07	79.24	78.60	78.98	195,147	+0.60(+0.77%)
Dec 28, 2010	77.41	78.62	77.19	78.38	271,900	+1.66(+2.16%)
Dec 27, 2010	75.74	76.76	75.63	76.72	143,263	+1.76(+2.35%)
Dec 23, 2010	74.83	75.35	74.01	74.96	86,329	+0.08(+0.11%)
Dec 22, 2010	75.27	75.56	74.74	74.88	150,234	-0.22(-0.29%)
Dec 21, 2010	74.59	75.11	74.30	75.10	145,522	+1.20(+1.62%)
Dec 20, 2010	73.87	74.11	73.19	73.90	144,615	+0.01(+0.01%)
Dec 17, 2010	73.43	74.09	72.62	73.89	147,029	+0.25(+0.34%)
Dec 16, 2010	73.88	73.92	72.42	73.64	205,547	-0.92(-1.23%)
Dec 15, 2010	74.98	75.77	74.38	74.56	188,618	-1.13(-1.49%)
Dec 14, 2010	75.22	76.40	74.74	75.69	202,131	+0.38(+0.50%)
Dec 13, 2010	75.69	76.14	74.40	75.31	254,078	+2.17(+2.97%)
Dec 10, 2010	73.35	73.49	72.11	73.14	165,961	-0.16(-0.22%)
Dec 09, 2010	74.27	74.70	73.18	73.30	266,475	+0.89(+1.23%)
Dec 08, 2010	72.50	73.09	70.94	72.41	507,826	-0.38(-0.52%)
Dec 07, 2010	76.90	76.99	71.75	72.79	468,388	-2.82(-3.73%)
Dec 06, 2010	76.00	76.30	74.70	75.61	194,618	-0.74(-0.97%)
Dec 03, 2010	76.14	77.59	75.56	76.35	642,979	+0.12(+0.16%)
Dec 02, 2010	74.11	76.78	74.00	76.23	1,130,127	+2.93(+4.00%)

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