Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	166.20	166.50	166.20	166.50	200	-4.00(-2.35%)
May 20, 2011		170.50	170.50	170.50	0	-1.45(-0.84%)
May 19, 2011	172.00	172.00	171.25	171.95	950	+4.35(+2.60%)
May 17, 2011		167.60	167.60	167.60	0	-2.50(-1.47%)
May 16, 2011	172.10	172.10	170.10	170.10	300	-0.65(-0.38%)
May 13, 2011	172.21	172.25	170.75	170.75	600	-1.75(-1.01%)
May 12, 2011	171.70	172.50	171.70	172.50	295	-1.67(-0.96%)
May 11, 2011	176.85	176.85	174.17	174.17	700	+5.02(+2.97%)
May 09, 2011		169.15	169.15	169.15	0	-2.28(-1.33%)
May 06, 2011	174.85	174.85	171.43	171.43	1,000	-1.47(-0.85%)
May 05, 2011	171.99	172.90	171.30	172.90	800	-2.60(-1.48%)
May 04, 2011	177.00	177.00	174.95	175.50	1,600	-3.50(-1.96%)
May 03, 2011	179.00	179.00	179.00	179.00	200	-0.60(-0.33%)
May 02, 2011	179.60	179.60	179.60	179.60	800	-1.15(-0.64%)
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%)

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