Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2013	83.87	83.89	83.80	83.84	246,209	+0.01(+0.01%)
Apr 29, 2013	83.81	83.85	83.74	83.83	1,004,168	+0.04(+0.05%)
Apr 26, 2013	83.73	83.80	83.69	83.80	226,696	+0.11(+0.13%)
Apr 25, 2013	83.71	83.75	83.64	83.69	270,098	-0.05(-0.06%)
Apr 24, 2013	83.77	83.79	83.69	83.74	2,211,410	-0.02(-0.03%)
Apr 23, 2013	83.78	83.76	83.72	83.76	397,787	-0.00(-0.00%)
Apr 22, 2013	83.76	83.79	83.73	83.76	453,255	+0.04(+0.05%)
Apr 19, 2013	83.68	83.74	83.65	83.73	254,792	+0.05(+0.06%)
Apr 18, 2013	83.68	83.73	83.64	83.67	318,572	-0.05(-0.06%)
Apr 17, 2013	83.68	83.72	83.63	83.72	788,532	+0.04(+0.05%)
Apr 16, 2013	83.64	83.71	83.64	83.68	609,663	-0.04(-0.05%)
Apr 15, 2013	83.68	83.73	83.63	83.72	1,992,038	+0.07(+0.08%)
Apr 12, 2013	83.63	83.65	83.52	83.65	285,639	+0.14(+0.17%)
Apr 11, 2013	83.53	83.57	83.46	83.51	275,633	+0.03(+0.04%)
Apr 10, 2013	83.51	83.57	83.47	83.48	367,962	-0.10(-0.12%)
Apr 09, 2013	83.58	83.60	83.54	83.58	282,966	+0.00(+0.00%)
Apr 08, 2013	83.67	83.71	83.58	83.58	2,144,772	-0.09(-0.11%)
Apr 05, 2013	83.70	83.76	83.66	83.67	436,361	+0.02(+0.03%)
Apr 04, 2013	83.56	83.65	83.51	83.65	720,486	+0.15(+0.19%)
Apr 03, 2013	83.42	83.55	83.42	83.49	524,838	+0.05(+0.06%)
Apr 02, 2013	83.39	83.46	83.37	83.45	390,592	+0.03(+0.03%)
Apr 01, 2013	83.36	83.43	83.34	83.42	416,396	+0.08(+0.10%)
Mar 28, 2013	83.34	83.40	83.33	83.34	441,211	+0.01(+0.01%)
Mar 27, 2013	83.35	83.37	83.32	83.33	369,559	+0.05(+0.06%)
Mar 26, 2013	83.29	83.35	83.26	83.29	343,197	-0.04(-0.05%)
Mar 25, 2013	83.27	83.33	83.25	83.32	260,794	+0.07(+0.08%)
Mar 22, 2013	83.24	83.27	83.21	83.26	237,133	+0.04(+0.05%)
Mar 21, 2013	83.22	83.25	83.05	83.22	320,168	-0.00(-0.00%)
Mar 20, 2013	83.25	83.32	83.22	83.22	1,161,599	-0.04(-0.05%)
Mar 19, 2013	83.25	83.31	83.25	83.26	472,448	+0.05(+0.06%)
Mar 18, 2013	83.23	83.23	83.18	83.22	1,249,164	+0.07(+0.08%)
Mar 15, 2013	83.12	83.19	83.12	83.15	485,731	+0.05(+0.07%)
Mar 14, 2013	83.02	83.12	83.02	83.09	599,456	+0.08(+0.09%)
Mar 13, 2013	82.99	83.04	82.99	83.02	1,144,611	+0.03(+0.04%)
Mar 12, 2013	83.02	83.03	82.95	82.99	648,849	+0.08(+0.09%)
Mar 11, 2013	82.91	82.94	82.89	82.91	644,076	-0.04(-0.05%)
Mar 08, 2013	82.99	83.00	82.93	82.95	339,069	-0.15(-0.18%)
Mar 07, 2013	83.17	83.18	83.09	83.09	429,619	-0.15(-0.18%)
Mar 06, 2013	83.25	83.29	83.22	83.24	311,063	-0.08(-0.10%)
Mar 05, 2013	83.37	83.38	83.32	83.32	316,805	-0.03(-0.04%)
Mar 04, 2013	83.39	83.43	83.35	83.36	1,885,467	-0.02(-0.02%)
Mar 01, 2013	83.33	83.43	83.33	83.37	294,890	+0.04(+0.05%)
Feb 28, 2013	83.32	83.34	83.28	83.33	282,305	+0.05(+0.06%)
Feb 27, 2013	83.29	83.33	83.27	83.27	281,273	-0.02(-0.02%)
Feb 26, 2013	83.21	83.31	83.16	83.29	543,630	+0.18(+0.21%)
Feb 22, 2013	83.14	83.14	83.10	83.11	473,153	+0.02(+0.03%)
Feb 21, 2013	83.17	83.18	83.09	83.09	2,018,792	-0.02(-0.03%)
Feb 20, 2013	83.13	83.17	83.10	83.11	592,198	+0.02(+0.02%)
Feb 19, 2013	83.13	83.15	83.06	83.10	316,997	+0.01(+0.01%)
Feb 15, 2013	83.09	83.13	83.03	83.09	921,712	-0.02(-0.02%)
Feb 14, 2013	82.93	83.11	82.93	83.10	1,572,745	+0.16(+0.20%)
Feb 13, 2013	82.93	82.98	82.92	82.94	316,146	-0.05(-0.06%)
Feb 12, 2013	82.99	83.00	82.92	82.99	296,598	+0.01(+0.01%)
Feb 11, 2013	82.99	83.00	82.93	82.98	458,756	-0.08(-0.10%)
Feb 08, 2013	82.99	83.07	82.93	83.06	370,923	+0.01(+0.01%)
Feb 07, 2013	83.10	83.13	83.06	83.06	334,660	-0.06(-0.07%)
Feb 06, 2013	83.10	83.12	83.06	83.12	296,353	-0.01(-0.01%)
Feb 04, 2013	83.06	83.16	83.06	83.13	482,410	+0.11(+0.13%)

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