Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	58.86	59.27	58.84	59.27	88,585	+1.39(+2.40%)
Feb 25, 2011	57.68	57.90	57.57	57.88	58,093	+1.37(+2.42%)
Feb 24, 2011	56.17	56.60	55.83	56.51	76,376	+0.75(+1.35%)
Feb 23, 2011	56.00	56.33	55.49	55.76	171,526	-0.39(-0.69%)
Feb 22, 2011	56.41	56.80	55.92	56.15	151,024	-3.05(-5.15%)
Feb 18, 2011	59.24	59.40	58.70	59.20	109,830	+0.86(+1.47%)
Feb 17, 2011	57.66	58.37	57.66	58.34	65,612	+1.65(+2.91%)
Feb 16, 2011	56.32	56.70	56.24	56.69	69,389	+0.48(+0.85%)
Feb 15, 2011	55.96	56.29	55.80	56.21	147,487	-1.14(-1.99%)
Feb 14, 2011	57.19	58.77	57.01	57.35	149,398	-0.20(-0.35%)
Feb 11, 2011	56.88	57.80	56.82	57.55	57,478	+0.92(+1.62%)
Feb 10, 2011	56.05	56.88	55.86	56.63	80,070	-0.25(-0.44%)
Feb 09, 2011	57.25	57.29	56.68	56.88	84,603	-1.48(-2.54%)
Feb 08, 2011	58.12	58.61	58.00	58.36	90,166	+1.55(+2.73%)
Feb 07, 2011	57.02	57.23	56.64	56.81	91,469	-1.04(-1.80%)
Feb 04, 2011	58.41	58.41	57.54	57.85	51,174	-0.45(-0.77%)
Feb 03, 2011	58.40	58.55	57.92	58.30	76,884	-0.07(-0.12%)
Feb 02, 2011	58.13	58.55	57.94	58.37	114,388	-0.55(-0.93%)
Feb 01, 2011	58.71	58.92	58.39	58.92	116,830	-0.16(-0.27%)
Jan 31, 2011	59.96	59.96	58.93	59.08	106,621	+0.32(+0.54%)
Jan 28, 2011	60.45	60.58	58.74	58.76	122,299	-2.15(-3.53%)
Jan 27, 2011	59.85	61.12	59.85	60.91	169,914	+3.24(+5.62%)
Jan 26, 2011	57.84	57.84	57.45	57.67	65,766	+0.38(+0.66%)
Jan 25, 2011	57.10	57.39	56.90	57.29	70,975	-0.46(-0.80%)
Jan 24, 2011	57.86	57.96	57.53	57.75	55,686	-0.23(-0.40%)
Jan 21, 2011	58.82	58.91	57.93	57.98	82,379	+0.05(+0.09%)
Jan 20, 2011	58.31	59.16	57.82	57.93	110,961	-1.71(-2.87%)
Jan 19, 2011	59.88	60.49	59.29	59.64	267,952	+1.83(+3.17%)
Jan 18, 2011	57.59	57.99	57.31	57.81	175,454	+2.61(+4.73%)
Jan 14, 2011	55.24	55.47	55.10	55.20	79,235	-0.83(-1.48%)
Jan 13, 2011	56.58	56.58	55.91	56.03	137,745	-2.04(-3.51%)
Jan 12, 2011	58.12	58.19	57.81	58.07	249,835	+2.81(+5.09%)
Jan 11, 2011	55.25	55.33	54.79	55.26	159,631	+2.22(+4.19%)
Jan 10, 2011	53.04	53.12	52.79	53.04	58,227	+0.36(+0.68%)
Jan 07, 2011	53.28	53.36	52.31	52.68	69,581	-0.73(-1.37%)
Jan 06, 2011	53.63	53.81	53.26	53.41	63,398	+0.56(+1.06%)
Jan 05, 2011	52.77	52.90	52.63	52.85	39,662	-0.20(-0.38%)
Jan 04, 2011	53.18	53.33	52.58	53.05	72,157	+0.03(+0.06%)
Jan 03, 2011	53.00	53.10	52.90	53.02	66,673	+0.74(+1.42%)
Dec 31, 2010	51.95	52.43	51.95	52.28	56,523	+0.70(+1.36%)
Dec 30, 2010	51.42	51.70	51.31	51.58	95,291	+0.38(+0.74%)
Dec 29, 2010	51.00	51.27	50.98	51.20	49,007	+0.08(+0.16%)
Dec 28, 2010	51.13	51.20	50.78	51.12	34,452	-0.11(-0.21%)
Dec 27, 2010	51.15	51.42	50.91	51.23	52,032	+0.18(+0.35%)
Dec 23, 2010	51.03	51.19	51.00	51.05	90,054	-0.30(-0.58%)
Dec 22, 2010	51.27	51.35	51.12	51.35	41,020	+0.04(+0.08%)
Dec 21, 2010	50.71	51.31	50.71	51.31	32,709	+1.05(+2.09%)
Dec 20, 2010	50.28	50.33	50.02	50.26	66,951	+0.48(+0.96%)
Dec 17, 2010	49.80	50.03	49.70	49.78	71,242	-0.94(-1.85%)
Dec 16, 2010	50.80	50.83	50.38	50.72	56,373	+0.23(+0.46%)
Dec 15, 2010	51.03	51.23	50.46	50.49	68,207	-0.94(-1.83%)
Dec 14, 2010	51.38	51.59	51.22	51.43	75,319	+0.35(+0.69%)
Dec 13, 2010	50.79	51.26	50.79	51.08	106,167	+0.40(+0.79%)
Dec 10, 2010	50.50	50.71	50.41	50.68	43,901	+0.29(+0.58%)
Dec 09, 2010	50.63	50.63	50.22	50.39	39,556	+0.48(+0.96%)
Dec 08, 2010	50.61	50.76	49.74	49.91	226,515	-0.97(-1.91%)
Dec 07, 2010	51.42	51.42	50.82	50.88	53,219	+0.28(+0.55%)
Dec 06, 2010	50.88	50.88	50.42	50.60	54,117	-0.66(-1.29%)
Dec 03, 2010	50.87	51.28	50.77	51.26	59,100	-0.72(-1.39%)
Dec 02, 2010	51.37	51.98	51.30	51.98	58,948	+0.48(+0.93%)

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