Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	53.59	53.59	53.24	53.27	72,637	-0.22(-0.40%)
May 23, 2011	53.70	53.70	53.21	53.49	99,496	-0.58(-1.08%)
May 20, 2011	54.42	54.42	53.88	54.07	67,189	-0.40(-0.73%)
May 19, 2011	54.82	54.82	54.19	54.47	103,731	-0.12(-0.21%)
May 18, 2011	54.11	54.61	54.05	54.59	100,925	+0.48(+0.89%)
May 17, 2011	54.03	54.14	53.76	54.11	97,370	-0.04(-0.08%)
May 16, 2011	54.02	54.42	53.93	54.15	119,085	-0.06(-0.11%)
May 13, 2011	54.55	54.60	53.98	54.21	152,692	-0.13(-0.25%)
May 12, 2011	53.81	54.41	53.53	54.34	477,952	+0.43(+0.81%)
May 11, 2011	54.17	54.21	53.64	53.91	202,767	-0.15(-0.28%)
May 10, 2011	53.99	54.09	53.64	54.06	207,765	+0.35(+0.65%)
May 09, 2011	53.40	53.76	53.27	53.71	298,633	+0.39(+0.73%)
May 06, 2011	53.38	53.62	53.15	53.32	98,348	+0.36(+0.68%)
May 05, 2011	53.30	53.41	52.80	52.96	124,587	-0.34(-0.64%)
May 04, 2011	53.52	53.52	53.07	53.30	133,275	-0.13(-0.25%)
May 03, 2011	53.68	53.68	53.17	53.43	102,478	-0.22(-0.42%)
May 02, 2011	53.66	53.66	53.58	53.66	229,769	+0.48(+0.91%)
Apr 29, 2011	53.38	53.38	53.15	53.17	128,402	-0.12(-0.23%)
Apr 28, 2011	52.93	53.31	52.93	53.30	175,075	+0.34(+0.64%)
Apr 27, 2011	52.38	53.04	52.31	52.96	218,622	+0.64(+1.23%)
Apr 26, 2011	51.87	52.41	51.87	52.32	145,937	+0.59(+1.14%)
Apr 25, 2011	51.63	51.73	51.45	51.73	49,559	+0.02(+0.05%)
Apr 21, 2011	51.79	51.91	51.60	51.70	93,760	+0.18(+0.36%)
Apr 20, 2011	51.48	51.63	51.40	51.52	133,931	+0.53(+1.04%)
Apr 19, 2011	50.81	51.00	50.59	50.99	35,000	+0.39(+0.77%)
Apr 18, 2011	50.97	50.97	50.34	50.60	77,538	-0.65(-1.27%)
Apr 15, 2011	51.00	51.32	50.95	51.25	96,624	+0.46(+0.90%)
Apr 14, 2011	50.34	50.85	50.26	50.79	109,997	+0.25(+0.49%)
Apr 13, 2011	50.74	50.74	50.39	50.54	45,026	+0.05(+0.10%)
Apr 12, 2011	50.31	50.63	50.31	50.49	101,263	-0.07(-0.13%)
Apr 11, 2011	50.46	50.69	50.43	50.56	37,019	+0.14(+0.28%)
Apr 08, 2011	50.61	50.65	50.25	50.42	47,952	-0.02(-0.05%)
Apr 07, 2011	50.55	50.66	50.32	50.44	50,966	-0.07(-0.15%)
Apr 06, 2011	50.66	50.71	50.47	50.52	103,681	+0.10(+0.20%)
Apr 05, 2011	50.48	50.56	50.26	50.42	94,864	-0.11(-0.21%)
Apr 04, 2011	50.52	50.59	50.44	50.53	49,564	+0.26(+0.51%)
Apr 01, 2011	50.22	50.33	50.07	50.27	59,900	+0.30(+0.60%)
Mar 31, 2011	49.79	50.09	49.79	49.97	54,579	+0.04(+0.08%)
Mar 30, 2011	49.68	50.05	49.68	49.93	48,856	+0.45(+0.91%)
Mar 29, 2011	49.22	49.50	49.10	49.48	50,288	+0.32(+0.64%)
Mar 28, 2011	49.32	49.32	49.15	49.16	91,995	+0.01(+0.02%)
Mar 25, 2011	49.10	49.36	49.03	49.15	65,793	+0.16(+0.32%)
Mar 24, 2011	48.67	49.07	48.48	49.00	32,279	+0.54(+1.12%)
Mar 23, 2011	48.37	48.54	48.07	48.45	39,376	-0.05(-0.10%)
Mar 22, 2011	48.61	48.77	48.48	48.50	25,268	-0.03(-0.07%)
Mar 21, 2011	48.63	48.66	48.45	48.54	45,477	+0.36(+0.74%)
Mar 18, 2011	48.46	48.46	47.98	48.18	147,194	+0.32(+0.66%)
Mar 17, 2011	48.05	48.05	47.69	47.86	58,485	+0.50(+1.05%)
Mar 16, 2011	47.97	48.04	47.16	47.36	72,390	-0.83(-1.73%)
Mar 15, 2011	48.04	48.36	47.97	48.20	74,429	-0.51(-1.04%)
Mar 14, 2011	48.81	49.02	48.52	48.70	86,041	-0.27(-0.54%)
Mar 11, 2011	48.65	49.10	48.60	48.97	36,747	+0.13(+0.27%)
Mar 10, 2011	49.26	49.26	48.80	48.84	48,025	-0.77(-1.55%)
Mar 09, 2011	49.44	49.70	49.42	49.60	54,490	+0.06(+0.12%)
Mar 08, 2011	49.19	49.66	49.06	49.55	96,501	+0.42(+0.85%)
Mar 07, 2011	49.71	49.71	48.87	49.13	57,890	-0.47(-0.94%)
Mar 04, 2011	49.63	49.65	49.25	49.60	267,299	+0.00(+0.00%)
Mar 03, 2011	49.05	49.66	49.04	49.60	56,321	+0.95(+1.95%)
Mar 02, 2011	48.37	48.73	48.36	48.65	90,395	+0.17(+0.34%)

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