Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	59.74	59.74	58.77	58.79	376,007	-0.77(-1.29%)
May 23, 2011	60.28	60.28	59.10	59.56	97,971	-0.88(-1.46%)
May 20, 2011	61.25	61.25	60.22	60.44	226,143	-0.61(-1.00%)
May 19, 2011	61.27	61.27	60.69	61.04	451,043	+0.12(+0.19%)
May 18, 2011	60.10	60.98	60.05	60.92	482,225	+0.83(+1.39%)
May 17, 2011	60.13	60.37	59.91	60.09	161,381	-0.27(-0.45%)
May 16, 2011	60.20	60.79	59.74	60.36	129,787	+0.00(+0.00%)
May 13, 2011	60.87	61.17	60.18	60.36	177,297	-0.10(-0.16%)
May 12, 2011	60.13	60.54	59.47	60.46	156,396	+0.21(+0.35%)
May 11, 2011	60.72	60.72	59.72	60.25	64,774	-0.38(-0.63%)
May 10, 2011	60.35	60.73	60.10	60.63	246,420	+0.53(+0.89%)
May 09, 2011	59.53	60.19	59.34	60.10	122,693	+0.66(+1.11%)
May 06, 2011	59.76	59.89	59.19	59.44	82,025	+0.49(+0.83%)
May 05, 2011	58.80	59.50	58.30	58.95	58,909	+0.15(+0.26%)
May 04, 2011	58.96	59.16	58.48	58.79	74,647	-0.15(-0.25%)
May 03, 2011	59.56	59.56	58.81	58.94	49,309	-0.65(-1.10%)
May 02, 2011	59.66	59.66	59.55	59.59	232,667	+0.50(+0.84%)
Apr 29, 2011	59.28	59.28	58.84	59.09	56,444	-0.18(-0.30%)
Apr 28, 2011	58.51	59.33	58.51	59.27	67,016	+0.98(+1.69%)
Apr 27, 2011	57.86	58.32	57.61	58.29	131,560	+0.75(+1.31%)
Apr 26, 2011	57.23	57.75	57.22	57.53	67,990	+0.50(+0.87%)
Apr 25, 2011	57.22	57.31	56.87	57.04	46,886	-0.21(-0.36%)
Apr 21, 2011	56.65	57.57	56.65	57.24	70,247	+1.21(+2.15%)
Apr 20, 2011	56.29	56.32	55.94	56.04	30,060	+0.45(+0.82%)
Apr 19, 2011	55.12	55.60	55.09	55.58	61,019	+0.63(+1.14%)
Apr 18, 2011	55.31	55.31	54.55	54.96	50,621	-0.98(-1.75%)
Apr 15, 2011	55.71	56.10	55.67	55.94	20,120	+0.19(+0.34%)
Apr 14, 2011	55.34	55.82	55.07	55.75	261,083	+0.09(+0.16%)
Apr 13, 2011	56.11	56.18	55.47	55.66	91,515	-0.21(-0.37%)
Apr 12, 2011	55.15	55.88	55.15	55.87	433,777	+0.43(+0.77%)
Apr 11, 2011	56.16	56.16	55.29	55.44	259,594	-0.54(-0.97%)
Apr 08, 2011	56.71	56.71	55.68	55.98	48,963	-0.21(-0.37%)
Apr 07, 2011	56.58	56.98	56.17	56.19	31,681	-0.29(-0.51%)
Apr 06, 2011	56.99	56.99	56.32	56.48	139,853	-0.13(-0.22%)
Apr 05, 2011	56.95	56.95	56.52	56.61	148,624	-0.39(-0.68%)
Apr 04, 2011	56.94	57.14	56.78	57.00	166,345	+0.27(+0.48%)
Apr 01, 2011	56.46	56.86	56.46	56.73	419,196	+0.60(+1.07%)
Mar 31, 2011	56.17	56.17	55.64	56.13	114,537	+0.24(+0.44%)
Mar 30, 2011	55.44	55.97	55.37	55.88	47,249	+0.61(+1.10%)
Mar 29, 2011	54.73	55.28	54.73	55.28	36,210	+0.51(+0.93%)
Mar 28, 2011	54.69	54.94	54.61	54.77	265,474	+0.22(+0.40%)
Mar 25, 2011	54.33	54.99	54.28	54.55	45,071	+0.35(+0.64%)
Mar 24, 2011	53.81	54.29	53.60	54.20	59,160	+0.74(+1.39%)
Mar 23, 2011	53.23	53.62	53.03	53.46	34,856	-0.13(-0.24%)
Mar 22, 2011	53.52	54.02	53.52	53.59	220,937	+0.08(+0.15%)
Mar 21, 2011	53.59	53.59	53.22	53.51	47,261	+0.28(+0.53%)
Mar 18, 2011	53.77	53.77	53.03	53.23	40,977	+0.10(+0.19%)
Mar 17, 2011	53.77	53.77	52.96	53.13	33,565	+0.06(+0.12%)
Mar 16, 2011	53.76	53.93	52.91	53.06	133,010	-0.92(-1.71%)
Mar 15, 2011	53.84	54.31	53.76	53.99	70,342	-0.34(-0.63%)
Mar 14, 2011	55.13	55.13	53.92	54.33	368,400	-0.51(-0.93%)
Mar 11, 2011	54.90	54.97	54.39	54.84	87,571	-0.05(-0.08%)
Mar 10, 2011	55.68	55.68	54.69	54.88	33,772	-1.03(-1.85%)
Mar 09, 2011	55.68	55.92	55.28	55.92	298,205	+0.52(+0.93%)
Mar 08, 2011	54.82	55.67	54.66	55.40	920,121	+0.54(+0.99%)
Mar 07, 2011	55.81	55.89	54.46	54.86	58,954	-0.82(-1.48%)
Mar 04, 2011	56.01	56.03	55.27	55.68	90,308	-0.22(-0.39%)
Mar 03, 2011	55.31	56.00	55.31	55.90	121,004	+1.12(+2.05%)
Mar 02, 2011	54.09	55.06	54.09	54.78	35,809	+0.69(+1.27%)

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