Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	151.67	151.67	150.50	150.50	3,644	+3.60(+2.45%)
Feb 25, 2011	146.90	147.78	146.90	146.90	50,073	+0.15(+0.10%)
Feb 24, 2011	147.60	147.60	146.75	146.75	114	-0.10(-0.07%)
Feb 23, 2011	146.55	146.85	146.55	146.85	459	+1.60(+1.10%)
Feb 22, 2011	145.75	145.75	145.25	145.25	104	-0.50(-0.34%)
Feb 18, 2011	145.75	145.75	145.75	145.75	55	+1.00(+0.69%)
Feb 17, 2011	145.60	145.60	144.75	144.75	200	+1.10(+0.77%)
Feb 16, 2011	143.20	143.65	143.10	143.65	515	-0.01(-0.01%)
Feb 15, 2011	140.12	144.35	140.12	143.66	440	-1.64(-1.13%)
Feb 14, 2011	145.30	145.30	145.30	145.30	100	+1.05(+0.73%)
Feb 10, 2011		144.25	144.25	144.25	0	-1.75(-1.20%)
Feb 09, 2011	146.10	147.57	145.50	146.00	5,369	-0.25(-0.17%)
Feb 08, 2011	146.80	146.80	146.25	146.25	2,600	-0.40(-0.27%)
Feb 07, 2011	146.80	147.40	146.65	146.65	5,642	-2.85(-1.91%)
Feb 03, 2011		149.50	149.50	149.50	100	-1.00(-0.66%)
Feb 02, 2011	150.50	150.50	150.50	150.50	100	-5.00(-3.22%)
Feb 01, 2011	153.50	155.50	153.50	155.50	925	+1.90(+1.24%)
Jan 31, 2011	152.50	153.60	152.50	153.60	2,025	+0.35(+0.23%)
Jan 28, 2011	153.25	153.25	153.25	153.25	180	+0.25(+0.16%)
Jan 27, 2011	153.80	153.80	153.00	153.00	710	-1.05(-0.68%)
Jan 26, 2011	154.05	154.05	154.05	154.05	200	+1.55(+1.02%)
Jan 25, 2011	153.05	153.05	152.50	152.50	201	+1.30(+0.86%)
Jan 24, 2011	151.55	151.80	151.00	151.20	860	+3.85(+2.61%)
Jan 21, 2011	147.35	147.35	147.35	147.35	40	+2.35(+1.62%)
Jan 20, 2011	145.50	145.50	145.00	145.00	6,015	-2.85(-1.93%)
Jan 19, 2011	147.30	147.85	146.75	147.85	41,067	+2.10(+1.44%)
Jan 18, 2011	146.00	147.15	145.75	145.75	115	+4.00(+2.82%)
Jan 14, 2011	141.50	141.75	141.50	141.75	143	+0.75(+0.53%)
Jan 13, 2011	140.75	141.80	140.75	141.00	16,673	-0.10(-0.07%)
Jan 12, 2011	141.27	141.27	141.10	141.10	130,000	+3.75(+2.73%)
Jan 10, 2011		137.35	137.35	137.35	0	-3.85(-2.73%)
Jan 07, 2011	141.20	141.20	141.20	141.20	10,050	-3.30(-2.28%)
Jan 04, 2011		144.50	144.50	144.50	232,734	-1.50(-1.03%)
Jan 03, 2011	146.00	146.00	146.00	146.00	300	-0.50(-0.34%)
Dec 31, 2010	146.50	146.50	146.50	146.50	100	+0.75(+0.51%)
Dec 30, 2010	146.00	146.00	145.75	145.75	17,315	-0.50(-0.34%)
Dec 29, 2010	146.80	146.80	145.75	146.25	550	-0.05(-0.03%)
Dec 28, 2010	145.95	146.30	145.95	146.30	119	+2.80(+1.95%)
Dec 27, 2010	144.10	144.25	143.50	143.50	3,131	-1.25(-0.86%)
Dec 23, 2010	144.25	144.75	144.25	144.75	38,652	+0.65(+0.45%)
Dec 22, 2010	144.10	144.10	144.10	144.10	100	+0.35(+0.24%)
Dec 21, 2010	144.00	144.00	143.75	143.75	75,780	-0.23(-0.16%)
Dec 20, 2010	144.00	144.00	143.98	143.98	60,000	+1.98(+1.39%)
Dec 17, 2010	142.60	142.60	142.00	142.00	62,935	-1.00(-0.70%)
Dec 16, 2010	145.10	145.25	142.50	143.00	2,945	-4.35(-2.95%)
Dec 14, 2010		147.35	147.35	147.35	0	+1.60(+1.10%)
Dec 13, 2010	146.00	146.00	145.75	145.75	107	+1.00(+0.69%)
Dec 10, 2010	143.50	144.75	143.50	144.75	123	+0.65(+0.45%)
Dec 09, 2010	143.80	145.87	143.80	144.10	5,415	+3.60(+2.56%)
Dec 07, 2010		140.50	140.50	140.50	100	+0.50(+0.36%)
Dec 06, 2010	139.25	140.00	139.25	140.00	350	-1.40(-0.99%)
Dec 03, 2010	141.40	141.40	141.40	141.40	185	+1.65(+1.18%)
Dec 02, 2010	138.25	139.75	138.25	139.75	12,143	+2.45(+1.78%)

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