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%)
May 01, 2012	183.39	183.80	183.39	183.80	500	+1.10(+0.60%)
Apr 30, 2012	183.30	183.30	182.70	182.70	114	+0.05(+0.03%)
Apr 27, 2012	182.65	182.65	182.65	182.65	10	+0.15(+0.08%)
Apr 24, 2012		182.50	182.50	182.50	0	+0.80(+0.44%)
Apr 23, 2012	181.70	181.70	181.70	181.70	375	-2.65(-1.44%)
Apr 20, 2012	183.00	184.35	183.00	184.35	18,275	+6.02(+3.38%)
Apr 19, 2012	178.65	178.65	178.33	178.33	275	+1.08(+0.61%)
Apr 18, 2012	174.03	177.62	174.03	177.25	7,846	+1.74(+0.99%)
Apr 17, 2012	175.51	175.51	175.51	175.51	680	+2.21(+1.28%)
Apr 16, 2012	173.30	173.30	173.30	173.30	2,675	+2.22(+1.30%)
Apr 13, 2012	171.25	171.25	171.08	171.08	8,715	+3.34(+1.99%)
Apr 11, 2012		167.74	167.74	167.74	0	-0.40(-0.24%)
Apr 10, 2012	170.90	170.90	168.14	168.14	18,682	-3.11(-1.82%)
Apr 09, 2012	170.25	171.25	170.25	171.25	114	+0.75(+0.44%)
Apr 05, 2012	170.50	170.50	170.50	170.50	62	-2.00(-1.16%)
Apr 04, 2012	172.80	172.80	172.50	172.50	474	-4.70(-2.65%)
Apr 03, 2012	178.66	178.76	177.20	177.20	33,872	-1.49(-0.83%)
Apr 02, 2012	175.01	178.69	175.01	178.69	436	+3.94(+2.25%)
Mar 30, 2012	174.75	174.75	174.75	174.75	100	+1.27(+0.73%)
Mar 29, 2012	173.48	173.48	173.48	173.48	85	-2.22(-1.26%)
Mar 28, 2012	176.15	176.85	175.70	175.70	392	+1.20(+0.69%)
Mar 27, 2012	174.50	174.50	174.50	174.50	68	-0.10(-0.06%)
Mar 26, 2012	175.20	175.20	174.52	174.60	16,235	+1.60(+0.92%)
Mar 23, 2012	172.80	173.00	172.80	173.00	207	-2.20(-1.26%)
Mar 21, 2012		175.20	175.20	175.20	0	+0.15(+0.09%)
Mar 20, 2012	175.05	175.05	175.05	175.05	350	-0.21(-0.12%)
Mar 19, 2012	174.10	175.81	174.10	175.26	779	+1.21(+0.70%)
Mar 16, 2012	174.11	174.11	174.05	174.05	259	+0.55(+0.32%)
Mar 15, 2012	173.00	173.80	173.00	173.50	15,258	+1.60(+0.93%)
Mar 14, 2012	173.40	173.40	171.90	171.90	388	+0.45(+0.26%)
Mar 13, 2012	171.45	171.45	171.45	171.45	15	-0.30(-0.17%)
Mar 12, 2012	171.75	171.75	171.75	171.75	313	-0.05(-0.03%)
Mar 09, 2012	171.75	171.80	171.75	171.80	59	-1.80(-1.04%)
Mar 08, 2012	173.60	173.60	173.60	173.60	155	-2.00(-1.14%)
Mar 07, 2012	175.60	175.60	175.60	175.60	71	+3.12(+1.81%)
Mar 06, 2012	172.90	172.90	172.48	172.48	2,178	-2.46(-1.41%)
Mar 05, 2012	174.20	174.94	174.20	174.94	78	+3.14(+1.83%)
Mar 02, 2012	171.90	171.90	171.80	171.80	144	-1.20(-0.69%)

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