Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	61.98	62.35	61.98	62.32	642,670	+0.33(+0.53%)
Jul 28, 2011	61.87	61.99	61.84	61.99	469,123	+0.26(+0.43%)
Jul 27, 2011	61.76	61.85	61.72	61.73	765,236	-0.03(-0.05%)
Jul 26, 2011	61.57	61.76	61.54	61.76	632,466	+0.14(+0.23%)
Jul 25, 2011	61.59	61.63	61.50	61.62	613,064	-0.07(-0.11%)
Jul 22, 2011	61.63	61.68	61.61	61.68	305,638	+0.31(+0.51%)
Jul 21, 2011	61.35	61.51	61.35	61.37	539,825	+0.02(+0.03%)
Jul 20, 2011	61.22	61.39	61.22	61.35	571,089	+0.25(+0.41%)
Jul 19, 2011	61.13	61.21	61.02	61.10	660,957	-0.10(-0.17%)
Jul 18, 2011	61.19	61.20	61.12	61.20	477,349	-0.02(-0.04%)
Jul 15, 2011	61.26	61.26	61.17	61.22	257,821	-0.09(-0.15%)
Jul 14, 2011	61.25	61.35	61.18	61.31	496,502	+0.19(+0.30%)
Jul 13, 2011	61.05	61.20	61.05	61.13	469,926	+0.18(+0.29%)
Jul 12, 2011	61.15	61.15	60.95	60.95	684,819	-0.33(-0.54%)
Jul 11, 2011	61.34	61.35	61.24	61.28	534,255	-0.13(-0.22%)
Jul 08, 2011	61.32	61.42	61.23	61.41	664,789	+0.11(+0.17%)
Jul 07, 2011	61.17	61.31	61.17	61.31	283,197	+0.17(+0.28%)
Jul 06, 2011	61.30	61.30	61.14	61.14	472,919	-0.14(-0.23%)
Jul 05, 2011	61.31	61.36	61.04	61.28	875,430	-0.02(-0.03%)
Jul 01, 2011	61.00	61.31	61.00	61.30	916,419	+0.18(+0.29%)
Jun 30, 2011	61.20	61.23	61.07	61.12	951,263	+0.10(+0.16%)
Jun 29, 2011	61.04	61.11	60.98	61.02	426,937	-0.04(-0.06%)
Jun 28, 2011	60.83	61.07	60.80	61.06	541,208	+0.20(+0.32%)
Jun 27, 2011	60.70	60.87	60.68	60.87	273,511	+0.15(+0.24%)
Jun 24, 2011	60.89	60.89	60.70	60.72	240,866	-0.11(-0.17%)
Jun 23, 2011	60.72	60.88	60.70	60.83	639,484	-0.05(-0.08%)
Jun 22, 2011	60.79	60.95	60.75	60.88	326,800	+0.04(+0.06%)
Jun 21, 2011	60.62	60.84	60.53	60.84	460,718	+0.41(+0.68%)
Jun 20, 2011	60.45	60.48	60.43	60.43	235,006	-0.02(-0.04%)
Jun 17, 2011	60.55	60.69	60.40	60.45	637,917	-0.03(-0.05%)
Jun 16, 2011	60.76	60.78	60.48	60.48	705,340	-0.36(-0.60%)
Jun 15, 2011	60.92	60.92	60.83	60.84	408,318	-0.06(-0.09%)
Jun 14, 2011	60.94	60.94	60.83	60.90	604,420	-0.03(-0.05%)
Jun 13, 2011	60.97	61.01	60.88	60.93	388,006	-0.01(-0.02%)
Jun 10, 2011	60.87	61.03	60.87	60.94	756,855	-0.05(-0.08%)
Jun 09, 2011	60.84	60.99	60.84	60.99	328,349	+0.07(+0.11%)
Jun 08, 2011	60.84	60.93	60.80	60.92	372,374	+0.09(+0.16%)
Jun 07, 2011	60.85	60.87	60.76	60.83	311,203	+0.03(+0.05%)
Jun 06, 2011	60.78	60.80	60.71	60.80	287,112	+0.06(+0.10%)
Jun 03, 2011	60.71	60.79	60.68	60.74	297,864	+0.45(+0.75%)
May 24, 2011	60.40	60.46	60.26	60.29	400,667	-0.05(-0.08%)
May 23, 2011	60.51	60.51	60.34	60.34	421,920	-0.24(-0.40%)
May 20, 2011	60.50	60.58	60.50	60.58	276,903	+0.04(+0.07%)
May 19, 2011	60.56	60.56	60.49	60.54	233,273	-0.04(-0.07%)
May 18, 2011	60.52	60.60	60.50	60.58	441,124	+0.15(+0.25%)
May 17, 2011	60.41	60.46	60.38	60.43	352,563	+0.06(+0.10%)
May 16, 2011	60.35	60.37	60.23	60.37	597,904	+0.01(+0.01%)
May 13, 2011	60.30	60.39	60.26	60.36	466,604	+0.20(+0.33%)
May 12, 2011	60.20	60.28	60.09	60.16	216,408	+0.02(+0.03%)
May 11, 2011	60.26	60.31	60.15	60.15	491,684	-0.02(-0.03%)
May 10, 2011	60.19	60.23	60.16	60.16	304,552	-0.03(-0.06%)
May 09, 2011	60.05	60.20	60.01	60.20	246,790	+0.21(+0.34%)
May 06, 2011	60.04	60.05	59.91	59.99	505,867	+0.03(+0.05%)
May 05, 2011	59.95	60.03	59.89	59.96	212,350	-0.03(-0.06%)
May 04, 2011	60.07	60.12	59.93	60.00	336,627	+0.03(+0.06%)
May 03, 2011	59.85	59.97	59.77	59.96	317,001	+0.14(+0.24%)

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