Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	176.82	176.99	174.60	176.37	549,140	-1.06(-0.60%)
Apr 27, 2012	176.06	177.99	175.56	177.43	460,545	+1.91(+1.09%)
Apr 26, 2012	174.00	176.20	173.04	175.52	678,209	+0.72(+0.41%)
Apr 25, 2012	173.29	175.25	173.29	174.80	561,117	+2.32(+1.35%)
Apr 24, 2012	171.75	173.25	170.92	172.48	643,722	+1.22(+0.71%)
Apr 23, 2012	171.55	171.72	169.80	171.26	436,317	-2.64(-1.52%)
Apr 20, 2012	172.52	174.86	172.42	173.90	843,213	+1.82(+1.06%)
Apr 19, 2012	172.98	173.47	171.26	172.08	627,010	-1.02(-0.59%)
Apr 18, 2012	172.09	173.66	171.74	173.10	434,635	+0.05(+0.03%)
Apr 17, 2012	171.35	174.15	170.17	173.05	379,139	+3.03(+1.78%)
Apr 16, 2012	170.52	171.68	169.49	170.02	483,352	+0.07(+0.04%)
Apr 13, 2012	169.22	171.28	169.22	169.95	457,769	-1.29(-0.75%)
Apr 12, 2012	168.27	171.82	168.02	171.24	835,244	+3.04(+1.81%)
Apr 11, 2012	165.21	169.20	164.86	168.20	1,099,243	+4.73(+2.89%)
Apr 10, 2012	167.20	167.31	163.19	163.47	1,032,748	-4.15(-2.48%)
Apr 09, 2012	167.95	168.47	166.93	167.62	645,658	-2.57(-1.51%)
Apr 05, 2012	171.25	172.06	170.12	170.19	602,454	-1.59(-0.93%)
Apr 04, 2012	171.51	172.70	170.00	171.78	646,980	-0.91(-0.53%)
Apr 03, 2012	174.09	174.54	171.24	172.69	761,570	-1.89(-1.08%)
Apr 02, 2012	172.41	175.43	171.92	174.58	504,327	+1.68(+0.97%)
Mar 30, 2012	173.52	174.86	172.88	172.90	811,063	+1.07(+0.62%)
Mar 29, 2012	171.99	172.66	169.84	171.83	571,468	-1.53(-0.88%)
Mar 28, 2012	174.63	175.11	172.36	173.36	405,508	-1.63(-0.93%)
Mar 27, 2012	176.18	176.75	174.73	174.99	443,953	-1.25(-0.71%)
Mar 26, 2012	173.64	176.53	173.64	176.24	579,785	+3.94(+2.29%)
Mar 23, 2012	170.78	172.50	170.39	172.30	357,428	+1.49(+0.87%)
Mar 22, 2012	172.33	172.33	169.25	170.81	475,750	-1.89(-1.09%)
Mar 21, 2012	173.39	173.74	171.96	172.70	351,626	-0.31(-0.18%)
Mar 20, 2012	174.51	174.66	172.27	173.01	414,619	-2.53(-1.44%)
Mar 19, 2012	174.90	176.20	174.53	175.54	446,949	+0.01(+0.01%)
Mar 16, 2012	175.42	176.32	175.10	175.53	936,686	+0.12(+0.07%)
Mar 15, 2012	175.58	176.30	173.88	175.41	506,454	-0.32(-0.18%)
Mar 14, 2012	175.80	176.40	174.19	175.73	502,598	-0.07(-0.04%)
Mar 13, 2012	172.49	176.00	171.48	175.80	700,035	+3.65(+2.12%)
Mar 12, 2012	174.16	174.47	171.81	172.15	445,374	-2.32(-1.33%)
Mar 09, 2012	172.21	175.16	171.56	174.47	1,067,589	+2.92(+1.70%)
Mar 08, 2012	166.50	173.09	166.50	171.55	941,127	+6.56(+3.98%)
Mar 07, 2012	165.85	166.46	164.61	164.99	591,883	-0.27(-0.16%)
Mar 06, 2012	165.38	167.21	164.78	165.26	692,809	-1.88(-1.12%)
Mar 05, 2012	167.12	167.49	164.84	167.14	831,951	-0.19(-0.11%)
Mar 02, 2012	167.97	168.73	166.27	167.33	426,234	-0.90(-0.53%)
Mar 01, 2012	166.99	169.53	166.99	168.23	558,788	+0.80(+0.48%)
Feb 29, 2012	167.90	169.79	167.25	167.43	683,125	-0.29(-0.17%)
Feb 28, 2012	168.40	168.80	166.56	167.72	383,806	-0.22(-0.13%)
Feb 27, 2012	166.81	169.70	166.19	167.94	404,594	-0.83(-0.49%)
Feb 24, 2012	167.49	170.88	166.84	168.77	554,884	+1.66(+0.99%)
Feb 23, 2012	167.36	167.44	165.92	167.11	675,965	-0.46(-0.27%)
Feb 22, 2012	166.75	167.63	165.70	167.57	490,993	+0.04(+0.02%)
Feb 21, 2012	168.11	168.80	167.17	167.53	352,103	+0.02(+0.01%)
Feb 17, 2012	167.81	167.99	165.50	167.51	651,334	+0.57(+0.34%)
Feb 16, 2012	168.34	168.62	165.00	166.94	955,479	-1.40(-0.83%)
Feb 15, 2012	171.71	171.71	167.69	168.34	688,376	-1.92(-1.13%)
Feb 14, 2012	170.13	171.24	168.58	170.26	382,598	-0.67(-0.39%)
Feb 13, 2012	170.02	171.11	168.28	170.93	630,194	+2.53(+1.50%)
Feb 10, 2012	169.11	169.52	167.91	168.40	505,067	-1.92(-1.13%)
Feb 09, 2012	171.70	173.24	170.11	170.32	693,460	-1.40(-0.82%)
Feb 08, 2012	169.31	171.97	169.10	171.72	542,215	+2.01(+1.18%)
Feb 07, 2012	169.58	170.47	168.32	169.71	496,356	-0.02(-0.01%)
Feb 06, 2012	170.41	171.98	169.14	169.73	726,596	-2.18(-1.27%)
Feb 03, 2012	168.12	172.51	167.66	171.91	1,001,055	+5.01(+3.00%)
Feb 02, 2012	166.43	167.38	164.82	166.90	621,471	+0.45(+0.27%)

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