Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	180.00	180.75	180.00	180.75	325	+3.05(+1.72%)
Apr 28, 2011	177.70	177.70	177.70	177.70	565	+1.20(+0.68%)
Apr 27, 2011	175.10	176.50	175.10	176.50	500	+2.25(+1.29%)
Apr 26, 2011	176.25	176.25	174.25	174.25	360	-0.17(-0.10%)
Apr 25, 2011	174.64	174.64	173.30	174.42	300	+0.16(+0.09%)
Apr 21, 2011	173.75	174.26	173.75	174.26	575	+3.22(+1.88%)
Apr 20, 2011	170.59	171.04	170.59	171.04	240	+6.47(+3.93%)
Apr 19, 2011	164.55	164.57	164.55	164.57	200	+7.22(+4.59%)
Apr 18, 2011	156.45	157.35	156.45	157.35	400	-4.90(-3.02%)
Apr 15, 2011	162.25	162.25	162.25	162.25	381	+2.85(+1.79%)
Apr 13, 2011	159.40	159.40	159.40	159.40	0	-1.55(-0.96%)
Apr 08, 2011	160.95	160.95	160.95	160.95	0	+0.05(+0.03%)
Apr 07, 2011	161.63	161.63	160.90	160.90	300	+1.75(+1.10%)
Apr 04, 2011	159.15	159.15	159.15	159.15	0	+0.55(+0.35%)
Apr 01, 2011	158.60	158.60	158.60	158.60	145	+0.05(+0.03%)
Mar 31, 2011	158.55	158.55	158.55	158.55	500	+1.30(+0.83%)
Mar 30, 2011	157.25	157.25	157.25	157.25	200	+1.64(+1.05%)
Mar 29, 2011	154.45	155.61	154.05	155.61	305	+0.01(+0.01%)
Mar 28, 2011	156.65	156.65	155.60	155.60	300	-0.30(-0.19%)
Mar 25, 2011	155.55	155.90	155.55	155.90	265	+0.15(+0.10%)
Mar 24, 2011	155.40	155.75	155.40	155.75	13,730	+0.15(+0.10%)
Mar 21, 2011	155.60	155.60	155.60	155.60	0	+6.48(+4.35%)
Mar 18, 2011	149.60	149.70	149.12	149.12	1,450	+3.47(+2.38%)
Mar 17, 2011	143.36	145.65	143.36	145.65	450	+8.00(+5.81%)
Mar 16, 2011	141.24	141.24	137.65	137.65	5,849	-8.05(-5.53%)
Mar 15, 2011	142.25	145.70	142.00	145.70	800	-3.90(-2.61%)
Mar 14, 2011	148.10	149.60	148.10	149.60	1,650	-3.90(-2.54%)
Mar 11, 2011	153.50	153.50	153.50	153.50	500	-3.00(-1.92%)
Mar 10, 2011	156.50	156.50	156.50	156.50	500	-2.95(-1.85%)
Mar 08, 2011	159.45	159.45	159.45	159.45	0	+1.33(+0.84%)
Mar 07, 2011	159.30	160.50	156.95	158.12	1,438	-0.93(-0.58%)
Mar 03, 2011	159.05	159.05	159.05	159.05	0	+1.28(+0.81%)
Feb 25, 2011		157.77	157.77	157.77	200	+3.82(+2.48%)
Feb 24, 2011	154.20	154.20	153.95	153.95	300	-2.16(-1.38%)
Feb 23, 2011	155.05	156.11	155.05	156.11	2,930	-0.59(-0.38%)
Feb 22, 2011	157.75	157.75	156.70	156.70	800	-2.50(-1.57%)
Feb 18, 2011	159.20	159.20	159.20	159.20	300	+0.45(+0.28%)
Feb 15, 2011		158.75	158.75	158.75	0	-3.05(-1.89%)
Feb 14, 2011	160.65	161.80	160.65	161.80	239	-2.07(-1.26%)
Feb 08, 2011		163.87	163.87	163.87	0	+6.42(+4.08%)
Feb 07, 2011	157.33	157.45	157.33	157.45	200	+1.95(+1.25%)
Feb 04, 2011	153.95	155.50	153.95	155.50	645	-5.40(-3.36%)

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