Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	56.28	56.30	55.60	55.60	12,675,207	-0.60(-1.06%)
May 30, 2012	56.20	56.30	56.14	56.20	2,082,879	-0.28(-0.49%)
May 29, 2012	56.20	56.53	56.17	56.47	3,003,396	+0.47(+0.83%)
May 25, 2012	56.18	56.18	55.95	56.01	1,903,905	-0.07(-0.13%)
May 24, 2012	56.20	56.21	55.99	56.08	1,986,767	+0.03(+0.05%)
May 23, 2012	55.96	56.21	55.86	56.05	4,414,464	-0.04(-0.08%)
May 22, 2012	56.21	56.46	56.05	56.09	4,922,653	-0.04(-0.08%)
May 21, 2012	55.89	56.24	55.86	56.14	4,884,089	+0.38(+0.68%)
May 18, 2012	55.93	56.24	55.67	55.76	9,438,356	+0.04(+0.08%)
May 17, 2012	56.47	56.49	55.48	55.72	12,135,790	-0.73(-1.29%)
May 16, 2012	57.01	57.17	56.44	56.44	5,197,652	-0.54(-0.95%)
May 15, 2012	57.31	57.31	56.94	56.98	5,009,064	-0.25(-0.43%)
May 14, 2012	57.51	57.55	57.16	57.23	4,616,850	-0.47(-0.81%)
May 11, 2012	57.48	57.83	57.48	57.70	3,282,223	+0.12(+0.20%)
May 10, 2012	57.83	57.85	57.51	57.58	5,166,482	+0.00(+0.00%)
May 09, 2012	57.66	57.68	57.48	57.58	4,843,032	-0.22(-0.38%)
May 08, 2012	57.74	57.82	57.60	57.80	3,033,181	+0.00(+0.00%)
May 07, 2012	57.77	57.93	57.64	57.80	2,314,204	+0.03(+0.06%)
May 04, 2012	57.71	57.79	57.66	57.77	2,317,921	+0.01(+0.02%)
May 03, 2012	57.77	57.92	57.70	57.76	3,316,153	-0.09(-0.15%)
May 02, 2012	57.70	57.90	57.63	57.85	2,565,618	+0.04(+0.08%)
May 01, 2012	57.71	57.87	57.66	57.80	5,150,767	+0.20(+0.35%)
Apr 30, 2012	57.49	57.63	57.43	57.60	4,400,182	+0.17(+0.30%)
Apr 27, 2012	57.56	57.56	57.34	57.43	2,333,406	-0.09(-0.15%)
Apr 26, 2012	57.41	57.59	57.40	57.52	2,406,782	+0.06(+0.10%)
Apr 25, 2012	57.25	57.46	57.17	57.46	1,867,145	+0.43(+0.76%)
Apr 24, 2012	56.99	57.07	56.93	57.02	1,875,361	+0.10(+0.18%)
Apr 23, 2012	56.81	57.02	56.72	56.92	2,496,376	-0.04(-0.08%)
Apr 20, 2012	57.04	57.08	56.89	56.96	3,210,301	+0.12(+0.20%)
Apr 19, 2012	57.02	57.07	56.83	56.85	1,924,903	-0.16(-0.28%)
Apr 18, 2012	56.94	57.10	56.94	57.01	3,754,491	-0.01(-0.01%)
Apr 17, 2012	56.86	57.10	56.78	57.02	2,620,735	+0.28(+0.50%)
Apr 16, 2012	56.76	56.86	56.50	56.73	2,953,707	+0.09(+0.15%)
Apr 13, 2012	56.82	56.86	56.59	56.65	2,913,332	-0.19(-0.33%)
Apr 12, 2012	56.53	56.86	56.49	56.83	2,745,863	+0.41(+0.72%)
Apr 11, 2012	56.37	56.53	56.20	56.43	4,075,411	+0.33(+0.59%)
Apr 10, 2012	56.30	56.47	56.02	56.09	5,513,174	-0.20(-0.36%)
Apr 09, 2012	56.44	56.47	56.25	56.30	6,899,085	-0.20(-0.36%)
Apr 05, 2012	56.75	56.78	56.50	56.50	3,377,168	-0.28(-0.49%)
Apr 04, 2012	56.78	56.88	56.66	56.78	3,527,768	-0.07(-0.13%)
Apr 03, 2012	56.92	57.05	56.82	56.85	3,314,650	-0.01(-0.03%)
Apr 02, 2012	56.94	57.08	56.85	56.86	6,580,146	+0.13(+0.23%)
Mar 30, 2012	57.05	57.06	56.73	56.73	4,852,707	-0.19(-0.33%)
Mar 29, 2012	56.80	57.09	56.80	56.92	2,556,625	+0.00(+0.00%)
Mar 28, 2012	57.23	57.23	56.89	56.92	2,497,362	-0.33(-0.58%)
Mar 27, 2012	57.19	57.36	57.16	57.25	3,993,390	+0.06(+0.10%)
Mar 26, 2012	56.95	57.19	56.95	57.19	2,852,392	+0.40(+0.71%)
Mar 23, 2012	56.99	57.00	56.79	56.79	4,668,402	-0.19(-0.33%)
Mar 22, 2012	56.92	57.09	56.90	56.98	2,981,360	-0.03(-0.05%)
Mar 21, 2012	57.15	57.15	56.90	57.00	2,087,074	-0.09(-0.15%)
Mar 20, 2012	57.03	57.18	56.99	57.09	3,371,469	-0.09(-0.15%)
Mar 19, 2012	56.99	57.22	56.92	57.18	2,284,550	+0.16(+0.28%)
Mar 16, 2012	57.09	57.16	56.80	57.02	3,105,686	-0.07(-0.13%)
Mar 15, 2012	57.23	57.25	57.00	57.09	2,102,452	-0.17(-0.30%)
Mar 14, 2012	57.42	57.39	57.03	57.26	3,853,128	-0.16(-0.28%)
Mar 13, 2012	57.15	57.44	57.05	57.42	3,382,367	+0.46(+0.81%)
Mar 12, 2012	57.08	57.08	56.90	56.96	2,787,979	-0.09(-0.15%)
Mar 09, 2012	57.13	57.18	57.00	57.05	2,864,558	+0.00(+0.00%)
Mar 08, 2012	56.83	57.06	56.74	57.05	3,406,589	+0.46(+0.81%)
Mar 07, 2012	56.60	56.73	56.51	56.59	6,872,696	+0.10(+0.18%)
Mar 06, 2012	56.92	56.93	56.47	56.49	6,005,012	-0.66(-1.16%)
Mar 05, 2012	57.32	57.39	56.99	57.15	2,545,208	-0.14(-0.25%)
Mar 02, 2012	57.48	57.52	57.29	57.29	1,811,971	-0.17(-0.30%)

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