Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	53.99	54.02	52.91	53.85	267,765	+0.18(+0.34%)
Feb 25, 2011	52.45	53.68	52.26	53.67	222,932	+1.81(+3.49%)
Feb 24, 2011	52.84	52.86	51.50	51.86	317,115	-0.80(-1.53%)
Feb 23, 2011	52.25	53.25	52.24	52.66	519,788	+0.39(+0.75%)
Feb 22, 2011	53.89	53.94	51.89	52.27	377,311	-1.16(-2.16%)
Feb 18, 2011	53.91	53.91	53.12	53.43	263,355	-0.23(-0.43%)
Feb 17, 2011	52.63	53.84	52.37	53.66	323,600	+0.99(+1.88%)
Feb 16, 2011	51.85	52.90	51.70	52.66	274,131	+1.15(+2.23%)
Feb 15, 2011	51.91	52.05	51.22	51.51	187,062	-0.43(-0.82%)
Feb 14, 2011	50.95	51.97	50.88	51.94	335,456	+1.25(+2.48%)
Feb 11, 2011	50.72	50.95	50.28	50.69	239,395	+0.07(+0.15%)
Feb 10, 2011	49.55	50.68	49.55	50.61	253,306	+0.84(+1.68%)
Feb 09, 2011	50.23	50.74	49.39	49.78	491,928	-0.71(-1.40%)
Feb 08, 2011	50.97	50.97	49.83	50.48	295,397	-0.50(-0.98%)
Feb 07, 2011	50.74	51.65	50.66	50.98	286,657	+0.82(+1.64%)
Feb 04, 2011	50.77	50.77	49.68	50.16	183,278	-0.42(-0.83%)
Feb 03, 2011	50.44	50.58	49.62	50.58	335,155	+0.23(+0.46%)
Feb 02, 2011	50.20	50.70	49.77	50.35	311,238	+0.28(+0.57%)
Feb 01, 2011	49.85	50.23	49.55	50.06	349,527	+0.52(+1.06%)
Jan 31, 2011	48.52	49.67	48.27	49.54	442,515	+1.24(+2.56%)
Jan 28, 2011	48.38	48.73	47.96	48.30	345,386	-0.03(-0.07%)
Jan 27, 2011	48.32	48.64	47.76	48.33	289,073	+0.16(+0.32%)
Jan 26, 2011	46.36	48.28	46.36	48.18	411,380	+2.13(+4.63%)
Jan 25, 2011	45.95	46.08	45.43	46.04	210,865	-0.01(-0.02%)
Jan 24, 2011	45.79	46.35	45.28	46.05	324,766	+0.11(+0.25%)
Jan 21, 2011	46.88	47.12	45.75	45.94	291,719	-0.30(-0.65%)
Jan 20, 2011	46.27	46.41	45.17	46.24	250,162	-0.34(-0.73%)
Jan 19, 2011	47.53	47.53	46.48	46.58	249,530	-0.78(-1.65%)
Jan 18, 2011	47.13	47.36	46.86	47.36	263,730	+0.11(+0.23%)
Jan 14, 2011	46.45	47.25	46.13	47.25	226,088	+0.84(+1.82%)
Jan 13, 2011	46.69	46.74	46.13	46.41	170,536	-0.16(-0.35%)
Jan 12, 2011	46.23	46.79	46.13	46.57	735,757	+0.76(+1.67%)
Jan 11, 2011	45.25	45.95	45.23	45.81	150,194	+0.98(+2.20%)
Jan 10, 2011	44.77	44.96	44.28	44.82	299,662	-0.18(-0.40%)
Jan 07, 2011	44.58	45.31	44.36	45.00	353,998	+0.53(+1.19%)
Jan 06, 2011	45.50	45.70	44.17	44.47	197,166	-1.06(-2.33%)
Jan 05, 2011	44.90	45.54	44.62	45.54	627,014	+0.35(+0.78%)
Jan 04, 2011	46.59	46.59	44.81	45.18	298,665	-1.05(-2.27%)
Jan 03, 2011	46.75	46.81	46.22	46.23	199,009	+0.02(+0.04%)
Dec 31, 2010	46.16	46.45	45.93	46.22	116,207	+0.07(+0.16%)
Dec 30, 2010	46.26	46.45	45.97	46.14	112,868	+0.13(+0.29%)
Dec 29, 2010	45.68	46.26	45.48	46.01	224,736	+0.61(+1.34%)
Dec 28, 2010	45.68	45.68	45.38	45.40	251,191	-0.08(-0.18%)
Dec 27, 2010	45.88	45.88	45.26	45.49	162,237	-0.40(-0.88%)
Dec 23, 2010	45.77	46.02	45.70	45.89	148,212	+0.08(+0.17%)
Dec 22, 2010	45.99	45.99	45.68	45.81	113,508	-0.01(-0.03%)
Dec 21, 2010	45.60	45.85	45.32	45.82	246,224	+0.56(+1.25%)
Dec 20, 2010	45.28	45.67	44.72	45.26	308,733	+0.36(+0.80%)
Dec 17, 2010	44.78	45.01	44.57	44.90	214,880	+0.11(+0.24%)
Dec 16, 2010	44.34	44.79	43.81	44.79	226,166	+0.45(+1.02%)
Dec 15, 2010	44.80	45.23	44.31	44.34	133,315	-0.59(-1.31%)
Dec 14, 2010	45.42	45.70	44.84	44.93	161,890	-0.43(-0.96%)
Dec 13, 2010	45.21	45.86	45.21	45.37	238,274	+0.49(+1.09%)
Dec 10, 2010	44.91	44.95	44.60	44.87	80,014	+0.12(+0.27%)
Dec 09, 2010	45.00	45.01	44.39	44.75	143,024	+0.21(+0.48%)
Dec 08, 2010	44.68	45.14	44.34	44.54	291,610	-0.15(-0.33%)
Dec 07, 2010	46.07	46.09	44.57	44.69	266,049	-0.65(-1.44%)
Dec 06, 2010	45.23	45.45	44.83	45.34	159,273	+0.21(+0.47%)
Dec 03, 2010	44.51	45.29	44.30	45.13	227,611	+0.42(+0.95%)
Dec 02, 2010	44.07	44.83	44.07	44.70	276,228	+0.57(+1.30%)

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