Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	58.32	58.32	57.52	57.65	24,624	-0.31(-0.53%)
Apr 27, 2012	57.52	57.97	57.06	57.96	35,797	+0.84(+1.46%)
Apr 26, 2012	56.28	57.19	56.28	57.12	49,005	+1.15(+2.06%)
Apr 25, 2012	56.52	56.97	55.77	55.97	27,668	+0.47(+0.85%)
Apr 24, 2012	55.34	55.66	55.25	55.50	7,300	+0.54(+0.99%)
Apr 23, 2012	55.88	55.88	54.91	54.96	19,366	-1.14(-2.03%)
Apr 20, 2012	56.08	56.48	55.79	56.10	18,202	+0.60(+1.09%)
Apr 19, 2012	56.28	56.49	55.32	55.50	12,228	-0.58(-1.04%)
Apr 18, 2012	56.84	56.88	55.83	56.08	11,944	-0.69(-1.22%)
Apr 17, 2012	56.62	57.05	56.28	56.77	11,129	+0.54(+0.96%)
Apr 16, 2012	56.44	56.84	55.78	56.23	9,620	+0.23(+0.42%)
Apr 13, 2012	56.86	56.86	55.92	56.00	10,924	-0.87(-1.53%)
Apr 12, 2012	56.33	56.89	56.31	56.87	13,675	+0.67(+1.18%)
Apr 11, 2012	55.60	56.21	55.32	56.21	12,631	+1.33(+2.42%)
Apr 10, 2012	56.32	56.50	54.88	54.88	26,341	-1.26(-2.24%)
Apr 09, 2012	56.26	56.50	55.95	56.13	14,971	-0.37(-0.65%)
Apr 05, 2012	56.15	56.50	55.93	56.50	21,629	+0.32(+0.58%)
Apr 04, 2012	56.10	56.58	55.80	56.18	15,285	-0.18(-0.32%)
Apr 03, 2012	56.62	56.88	56.13	56.36	15,838	-0.53(-0.93%)
Apr 02, 2012	56.60	56.89	56.44	56.89	18,743	+0.50(+0.89%)
Mar 30, 2012	56.95	56.95	56.32	56.39	9,784	-0.14(-0.25%)
Mar 29, 2012	55.70	56.61	55.70	56.53	15,354	+0.44(+0.79%)
Mar 28, 2012	56.57	56.57	55.57	56.09	13,062	-0.24(-0.43%)
Mar 27, 2012	56.33	56.71	56.14	56.33	9,536	+0.04(+0.06%)
Mar 26, 2012	56.41	57.04	55.74	56.30	26,898	+0.58(+1.03%)
Mar 23, 2012	55.51	56.33	55.51	55.72	24,575	+0.36(+0.65%)
Mar 22, 2012	55.06	56.10	54.98	55.36	24,041	-0.01(-0.02%)
Mar 21, 2012	56.38	56.38	55.27	55.37	13,749	-0.69(-1.23%)
Mar 20, 2012	56.08	56.48	56.04	56.06	7,527	-0.06(-0.11%)
Mar 19, 2012	56.49	56.86	56.02	56.13	21,563	-0.53(-0.94%)
Mar 16, 2012	56.41	56.77	55.74	56.66	28,171	+0.11(+0.19%)
Mar 15, 2012	56.86	56.86	55.72	56.55	38,506	-0.30(-0.52%)
Mar 14, 2012	58.42	58.42	56.77	56.84	24,908	-1.38(-2.36%)
Mar 13, 2012	57.52	58.28	56.96	58.22	12,624	+0.99(+1.73%)
Mar 12, 2012	57.19	58.01	56.74	57.23	12,883	-0.07(-0.13%)
Mar 09, 2012	57.52	57.52	57.12	57.30	8,765	-0.22(-0.38%)
Mar 08, 2012	58.21	58.29	57.20	57.52	11,702	-0.22(-0.37%)
Mar 07, 2012	57.29	57.85	57.14	57.73	10,173	+0.50(+0.88%)
Mar 06, 2012	57.66	57.98	57.14	57.23	18,087	-0.59(-1.03%)
Mar 05, 2012	57.98	58.32	57.63	57.82	5,482	+0.07(+0.12%)
Mar 02, 2012	58.05	58.66	57.52	57.75	23,239	-0.22(-0.37%)
Mar 01, 2012	58.32	58.64	57.97	57.97	18,121	+0.05(+0.09%)
Feb 29, 2012	58.11	58.41	57.91	57.91	15,346	-0.24(-0.42%)
Feb 28, 2012	58.37	58.37	57.84	58.16	7,726	-0.16(-0.28%)
Feb 27, 2012	58.04	58.37	57.52	58.32	7,511	+0.15(+0.26%)
Feb 24, 2012	58.18	58.30	57.91	58.17	9,852	-0.02(-0.03%)
Feb 23, 2012	57.95	58.18	57.70	58.18	22,831	+0.49(+0.84%)
Feb 22, 2012	57.69	57.98	57.36	57.70	6,980	-0.04(-0.06%)
Feb 21, 2012	57.96	57.96	56.96	57.73	24,260	-0.49(-0.85%)
Feb 17, 2012	58.10	58.39	57.60	58.23	17,572	+0.45(+0.78%)
Feb 16, 2012	56.62	58.19	55.72	57.78	48,111	+1.13(+2.00%)
Feb 15, 2012	57.57	57.57	56.53	56.65	22,806	-0.93(-1.61%)
Feb 14, 2012	57.69	57.87	56.88	57.57	6,757	+0.03(+0.05%)
Feb 13, 2012	57.36	57.60	56.84	57.55	10,206	+0.75(+1.33%)
Feb 10, 2012	57.71	58.11	56.62	56.79	16,746	-0.96(-1.67%)
Feb 09, 2012	57.80	58.15	57.37	57.75	10,509	+0.00(+0.00%)
Feb 08, 2012	57.20	58.08	57.02	57.75	28,477	+0.92(+1.61%)
Feb 07, 2012	57.07	57.51	55.72	56.84	22,164	+0.13(+0.24%)
Feb 06, 2012	57.46	57.46	56.22	56.70	17,889	-0.35(-0.61%)
Feb 03, 2012	55.98	57.50	55.65	57.05	20,986	+1.42(+2.55%)
Feb 02, 2012	55.63	55.63	54.84	55.63	10,093	+0.12(+0.21%)

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