Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	56.29	56.30	55.60	55.60	12,674,701	-0.60(-1.06%)
May 30, 2012	56.20	56.30	56.14	56.20	2,082,796	-0.28(-0.49%)
May 29, 2012	56.20	56.53	56.17	56.48	3,003,276	+0.47(+0.83%)
May 25, 2012	56.18	56.18	55.95	56.01	1,903,829	-0.07(-0.13%)
May 24, 2012	56.20	56.21	55.99	56.08	1,986,688	+0.03(+0.05%)
May 23, 2012	55.97	56.21	55.86	56.05	4,414,287	-0.04(-0.08%)
May 22, 2012	56.21	56.46	56.05	56.10	4,922,457	-0.04(-0.08%)
May 21, 2012	55.89	56.24	55.86	56.14	4,883,894	+0.38(+0.68%)
May 18, 2012	55.94	56.24	55.67	55.76	9,437,979	+0.04(+0.08%)
May 17, 2012	56.48	56.49	55.48	55.72	12,135,305	-0.73(-1.29%)
May 16, 2012	57.02	57.18	56.45	56.45	5,197,444	-0.54(-0.95%)
May 15, 2012	57.31	57.31	56.94	56.99	5,008,864	-0.25(-0.43%)
May 14, 2012	57.51	57.56	57.16	57.23	4,616,666	-0.47(-0.81%)
May 11, 2012	57.48	57.83	57.48	57.70	3,282,092	+0.12(+0.20%)
May 10, 2012	57.83	57.85	57.51	57.59	5,166,276	+0.00(+0.00%)
May 09, 2012	57.66	57.69	57.48	57.59	4,842,838	-0.22(-0.38%)
May 08, 2012	57.75	57.82	57.60	57.80	3,033,060	+0.00(+0.00%)
May 07, 2012	57.77	57.94	57.64	57.80	2,314,111	+0.03(+0.06%)
May 04, 2012	57.72	57.79	57.66	57.77	2,317,828	+0.01(+0.02%)
May 03, 2012	57.77	57.92	57.70	57.76	3,316,020	-0.09(-0.15%)
May 02, 2012	57.70	57.91	57.63	57.85	2,565,516	+0.04(+0.08%)
May 01, 2012	57.72	57.88	57.66	57.80	5,150,561	+0.20(+0.35%)
Apr 30, 2012	57.49	57.63	57.43	57.61	4,400,007	+0.17(+0.30%)
Apr 27, 2012	57.56	57.56	57.34	57.43	2,333,313	-0.09(-0.15%)
Apr 26, 2012	57.42	57.59	57.40	57.52	2,406,686	+0.06(+0.10%)
Apr 25, 2012	57.26	57.46	57.17	57.46	1,867,071	+0.43(+0.76%)
Apr 24, 2012	57.00	57.07	56.93	57.03	1,875,287	+0.10(+0.18%)
Apr 23, 2012	56.81	57.03	56.72	56.92	2,496,277	-0.04(-0.08%)
Apr 20, 2012	57.04	57.08	56.89	56.97	3,210,173	+0.12(+0.20%)
Apr 19, 2012	57.03	57.07	56.84	56.85	1,924,826	-0.16(-0.28%)
Apr 18, 2012	56.94	57.10	56.94	57.01	3,754,342	-0.01(-0.01%)
Apr 17, 2012	56.87	57.10	56.78	57.02	2,620,631	+0.28(+0.50%)
Apr 16, 2012	56.76	56.87	56.50	56.74	2,953,589	+0.09(+0.15%)
Apr 13, 2012	56.82	56.87	56.59	56.65	2,913,216	-0.19(-0.33%)
Apr 12, 2012	56.53	56.87	56.49	56.84	2,745,753	+0.41(+0.72%)
Apr 11, 2012	56.37	56.53	56.20	56.43	4,075,248	+0.33(+0.59%)
Apr 10, 2012	56.30	56.47	56.02	56.10	5,512,955	-0.20(-0.36%)
Apr 09, 2012	56.45	56.47	56.26	56.30	6,898,811	-0.20(-0.36%)
Apr 05, 2012	56.75	56.78	56.50	56.50	3,377,034	-0.28(-0.49%)
Apr 04, 2012	56.78	56.88	56.66	56.78	3,527,628	-0.07(-0.13%)
Apr 03, 2012	56.92	57.05	56.82	56.85	3,314,518	-0.01(-0.03%)
Apr 02, 2012	56.94	57.08	56.85	56.87	6,579,884	+0.13(+0.23%)
Mar 30, 2012	57.05	57.06	56.73	56.73	4,852,512	-0.19(-0.33%)
Mar 29, 2012	56.80	57.09	56.80	56.92	2,556,523	+0.00(+0.00%)
Mar 28, 2012	57.24	57.24	56.89	56.92	2,497,261	-0.33(-0.58%)
Mar 27, 2012	57.19	57.37	57.16	57.25	3,993,230	+0.06(+0.10%)
Mar 26, 2012	56.95	57.19	56.95	57.19	2,852,277	+0.40(+0.71%)
Mar 23, 2012	56.99	57.01	56.79	56.79	4,668,215	-0.19(-0.33%)
Mar 22, 2012	56.92	57.09	56.91	56.98	2,981,241	-0.03(-0.05%)
Mar 21, 2012	57.15	57.15	56.91	57.01	2,086,990	-0.09(-0.15%)
Mar 20, 2012	57.04	57.18	56.99	57.09	3,371,334	-0.09(-0.15%)
Mar 19, 2012	56.99	57.22	56.92	57.18	2,284,458	+0.16(+0.28%)
Mar 16, 2012	57.09	57.16	56.80	57.02	3,105,562	-0.07(-0.13%)
Mar 15, 2012	57.24	57.25	57.01	57.09	2,102,368	-0.17(-0.30%)
Mar 14, 2012	57.42	57.40	57.04	57.27	3,852,974	-0.16(-0.28%)
Mar 13, 2012	57.15	57.44	57.05	57.42	3,382,231	+0.46(+0.81%)
Mar 12, 2012	57.08	57.08	56.91	56.96	2,787,867	-0.09(-0.15%)
Mar 09, 2012	57.14	57.18	57.01	57.05	2,864,443	+0.00(+0.00%)
Mar 08, 2012	56.83	57.06	56.75	57.05	3,406,453	+0.46(+0.81%)
Mar 07, 2012	56.60	56.73	56.52	56.59	6,872,420	+0.10(+0.18%)
Mar 06, 2012	56.92	56.93	56.47	56.49	6,004,771	-0.66(-1.16%)
Mar 05, 2012	57.32	57.40	56.99	57.15	2,545,106	-0.14(-0.25%)
Mar 02, 2012	57.48	57.52	57.29	57.29	1,811,898	-0.17(-0.30%)

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