Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	87.97	88.16	87.97	88.12	28,405	+0.21(+0.24%)
May 30, 2012	87.76	87.90	87.71	87.90	39,452	+0.65(+0.74%)
May 29, 2012	87.40	87.47	87.25	87.25	10,832	+0.04(+0.04%)
May 25, 2012	87.45	87.45	87.16	87.22	1,934	+0.01(+0.01%)
May 24, 2012	87.40	87.51	87.19	87.21	3,186	+0.09(+0.11%)
May 23, 2012	87.38	87.69	87.12	87.12	9,087	-0.34(-0.39%)
May 22, 2012	87.51	87.60	87.41	87.46	6,895	-0.23(-0.27%)
May 21, 2012	87.65	87.90	87.65	87.69	16,888	-0.05(-0.06%)
May 18, 2012	87.94	88.01	87.51	87.74	2,772	-0.12(-0.14%)
May 17, 2012	87.45	87.87	87.45	87.87	9,430	+0.29(+0.33%)
May 16, 2012	87.21	87.69	87.21	87.58	69,039	+0.08(+0.09%)
May 15, 2012	87.51	87.51	87.29	87.50	2,103	-0.01(-0.01%)
May 14, 2012	87.53	87.59	87.40	87.51	1,507	+0.19(+0.22%)
May 11, 2012	87.38	87.38	87.18	87.32	1,654	+0.19(+0.22%)
May 10, 2012	87.12	87.22	87.03	87.13	4,156	-0.03(-0.04%)
May 09, 2012	87.29	87.37	87.13	87.16	8,912	-0.05(-0.05%)
May 08, 2012	87.31	87.31	87.21	87.21	737	+0.11(+0.13%)
May 07, 2012	87.25	87.25	87.09	87.09	13,746	-0.05(-0.05%)
May 04, 2012	87.03	87.19	87.03	87.14	1,157	+0.15(+0.17%)
May 03, 2012	87.02	87.02	86.93	86.99	4,314	-0.01(-0.02%)
May 02, 2012	87.01	87.03	86.90	87.01	7,182	+0.13(+0.15%)
May 01, 2012	87.08	87.08	86.81	86.87	15,376	-0.14(-0.16%)
Apr 30, 2012	86.94	87.19	86.83	87.01	20,230	+0.21(+0.24%)
Apr 27, 2012	86.85	86.85	86.67	86.81	7,951	-0.08(-0.10%)
Apr 26, 2012	86.75	86.89	86.65	86.89	4,686	+0.29(+0.33%)
Apr 25, 2012	86.65	86.69	86.46	86.60	8,420	-0.02(-0.02%)
Apr 24, 2012	86.91	86.91	86.62	86.62	4,190	-0.22(-0.26%)
Apr 23, 2012	86.78	86.89	86.76	86.84	3,836	+0.19(+0.22%)
Apr 20, 2012	86.55	86.73	86.46	86.65	3,721	-0.05(-0.06%)
Apr 19, 2012	86.84	86.85	86.68	86.70	4,998	-0.02(-0.02%)
Apr 18, 2012	86.61	86.72	86.59	86.72	2,259	+0.15(+0.17%)
Apr 17, 2012	86.69	86.69	86.53	86.58	17,550	-0.02(-0.02%)
Apr 16, 2012	86.72	86.72	86.60	86.60	1,511	+0.01(+0.01%)
Apr 13, 2012	86.56	86.63	86.56	86.59	721	+0.31(+0.36%)
Apr 12, 2012	86.42	86.62	86.28	86.28	6,205	-0.19(-0.22%)
Apr 11, 2012	86.49	86.56	86.36	86.46	3,605	-0.15(-0.18%)
Apr 10, 2012	86.35	86.66	86.35	86.62	4,414	+0.26(+0.30%)
Apr 09, 2012	86.40	86.45	86.21	86.36	2,079	+0.56(+0.66%)
Apr 05, 2012	85.89	86.16	85.78	85.80	4,476	-0.10(-0.12%)
Apr 04, 2012	85.87	85.89	85.79	85.89	5,800	+0.40(+0.47%)
Apr 03, 2012	86.08	86.17	85.49	85.49	2,529	-0.34(-0.40%)
Apr 02, 2012	86.06	86.15	85.83	85.83	2,791	+0.04(+0.05%)
Mar 30, 2012	85.92	86.17	85.74	85.79	2,766	-0.38(-0.44%)
Mar 29, 2012	86.11	86.19	85.98	86.17	13,412	+0.33(+0.38%)
Mar 28, 2012	85.95	86.20	85.79	85.85	6,791	-0.17(-0.20%)
Mar 27, 2012	85.98	86.01	85.78	86.01	18,869	+0.27(+0.32%)
Mar 26, 2012	85.79	85.95	85.65	85.74	6,878	-0.14(-0.16%)
Mar 23, 2012	85.88	85.88	85.88	85.88	325	+0.34(+0.40%)
Mar 22, 2012	85.54	85.54	85.54	85.54	904	+0.15(+0.18%)
Mar 21, 2012	85.29	85.53	85.29	85.38	1,175	+0.17(+0.20%)
Mar 20, 2012	84.93	85.53	84.89	85.22	4,529	-0.09(-0.10%)
Mar 19, 2012	85.42	85.42	85.23	85.31	16,809	-0.18(-0.21%)
Mar 16, 2012	85.16	85.50	85.16	85.48	6,394	+0.09(+0.11%)
Mar 15, 2012	85.59	85.67	85.35	85.39	2,683	-0.02(-0.03%)
Mar 14, 2012	86.01	86.01	85.42	85.42	15,808	-0.73(-0.85%)
Mar 13, 2012	86.36	86.43	86.14	86.14	18,580	-0.19(-0.21%)
Mar 12, 2012	86.63	86.63	86.33	86.33	2,393	-0.02(-0.02%)
Mar 09, 2012	86.45	86.45	86.35	86.35	2,194	-0.01(-0.01%)
Mar 08, 2012	86.62	86.62	86.36	86.36	7,818	-0.16(-0.18%)
Mar 07, 2012	86.63	86.63	86.52	86.52	4,464	-0.09(-0.11%)
Mar 06, 2012	86.61	86.69	86.57	86.61	5,991	+0.07(+0.08%)
Mar 05, 2012	86.77	86.77	86.49	86.54	6,426	-0.19(-0.22%)
Mar 02, 2012	86.56	86.87	86.53	86.73	8,870	+0.17(+0.20%)

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