Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	157.04	157.04	156.50	156.50	38	-0.10(-0.06%)
May 30, 2012	157.50	157.50	156.60	156.60	112	-2.40(-1.51%)
May 29, 2012	159.00	159.00	158.65	159.00	442	+0.75(+0.47%)
May 25, 2012	159.15	159.15	158.25	158.25	1,010	-0.90(-0.57%)
May 24, 2012	159.80	159.80	159.15	159.15	113	-0.05(-0.03%)
May 23, 2012	159.23	159.23	159.20	159.20	38	-3.05(-1.88%)
May 22, 2012	164.15	164.50	162.25	162.25	431	+0.20(+0.12%)
May 21, 2012	162.05	162.05	162.05	162.05	100	+1.55(+0.97%)
May 18, 2012	162.35	162.35	160.50	160.50	871	-2.69(-1.65%)
May 17, 2012	163.19	163.19	162.50	163.19	207	-1.06(-0.65%)
May 16, 2012	164.25	164.25	164.25	164.25	6	+0.95(+0.58%)
May 15, 2012	164.35	164.35	163.30	163.30	76	-2.00(-1.21%)
May 14, 2012	165.15	166.40	165.00	165.30	2,070	-3.45(-2.04%)
May 10, 2012		168.75	168.75	168.75	0	-1.00(-0.59%)
May 09, 2012	169.19	169.75	169.15	169.75	420	-0.65(-0.38%)
May 08, 2012	169.95	170.40	169.95	170.40	1,110	-4.10(-2.35%)
May 07, 2012	171.90	174.50	171.90	174.50	937	-5.40(-3.00%)
May 04, 2012	180.95	181.35	179.90	179.90	346	-0.55(-0.30%)
May 03, 2012	181.76	181.76	180.45	180.45	406	-1.02(-0.56%)
May 02, 2012	181.47	181.47	181.47	181.47	100	-2.33(-1.27%)

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