Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	46.13	46.47	46.00	46.20	247,130	+0.17(+0.37%)
May 23, 2011	46.33	46.38	45.85	46.03	458,875	-1.19(-2.51%)
May 20, 2011	47.16	47.41	46.36	47.22	218,763	-0.06(-0.13%)
May 19, 2011	47.50	47.85	46.91	47.28	346,692	+0.08(+0.17%)
May 18, 2011	45.93	47.33	45.73	47.20	271,578	+1.28(+2.78%)
May 17, 2011	46.39	46.58	45.66	45.92	230,518	-0.70(-1.51%)
May 16, 2011	46.95	47.38	46.58	46.63	163,979	-0.63(-1.34%)
May 13, 2011	48.00	48.03	47.01	47.26	232,533	-0.64(-1.34%)
May 12, 2011	47.19	47.90	46.87	47.90	369,999	+0.47(+0.98%)
May 11, 2011	47.75	47.88	46.95	47.44	223,226	-0.50(-1.05%)
May 10, 2011	47.76	48.17	47.64	47.94	119,470	+0.42(+0.87%)
May 09, 2011	47.07	47.84	46.80	47.53	141,785	+0.36(+0.76%)
May 06, 2011	47.56	47.95	46.89	47.17	230,809	+0.25(+0.53%)
May 05, 2011	46.86	47.84	46.46	46.92	316,885	-0.28(-0.59%)
May 04, 2011	48.31	48.38	46.98	47.20	176,055	-1.11(-2.29%)
May 03, 2011	49.03	49.40	47.98	48.31	245,650	-1.01(-2.05%)
May 02, 2011	49.19	49.42	49.14	49.32	309,376	-0.07(-0.14%)
Apr 29, 2011	49.25	49.65	49.03	49.39	190,765	+0.27(+0.54%)
Apr 28, 2011	49.24	49.52	49.06	49.12	189,172	-0.31(-0.62%)
Apr 27, 2011	49.33	49.48	48.86	49.43	193,376	+0.09(+0.18%)
Apr 26, 2011	49.06	49.67	48.82	49.34	351,314	+0.54(+1.12%)
Apr 25, 2011	49.08	49.11	48.54	48.79	281,582	-0.55(-1.12%)
Apr 21, 2011	49.50	49.60	49.11	49.35	322,743	+0.26(+0.52%)
Apr 20, 2011	49.33	49.56	48.80	49.09	501,213	+0.81(+1.68%)
Apr 19, 2011	50.42	50.62	48.01	48.28	1,330,329	+1.69(+3.63%)
Apr 18, 2011	45.96	46.84	45.64	46.59	660,615	-0.18(-0.38%)
Apr 15, 2011	46.41	47.03	46.19	46.77	190,370	+0.54(+1.18%)
Apr 14, 2011	46.06	46.36	46.00	46.22	182,112	-0.20(-0.43%)
Apr 13, 2011	46.61	46.75	46.06	46.42	250,932	+0.15(+0.32%)
Apr 12, 2011	46.51	46.71	46.14	46.27	192,498	-0.56(-1.20%)
Apr 11, 2011	47.55	47.62	46.61	46.84	326,638	-0.63(-1.33%)
Apr 08, 2011	48.35	48.44	47.09	47.47	177,131	-0.62(-1.30%)
Apr 07, 2011	48.34	48.73	47.85	48.09	251,479	-0.30(-0.61%)
Apr 06, 2011	48.63	48.84	47.98	48.39	219,403	+0.05(+0.10%)
Apr 05, 2011	48.07	48.91	48.01	48.34	323,403	+0.06(+0.12%)
Apr 04, 2011	48.37	48.58	47.99	48.28	181,391	+0.11(+0.23%)
Apr 01, 2011	48.11	48.26	47.87	48.17	430,083	+0.25(+0.52%)
Mar 31, 2011	48.12	48.33	47.81	47.92	301,069	-0.22(-0.45%)
Mar 30, 2011	48.40	48.73	48.07	48.14	263,342	-0.01(-0.02%)
Mar 29, 2011	47.34	48.18	47.26	48.15	227,232	+0.77(+1.63%)
Mar 28, 2011	47.81	47.94	47.36	47.38	317,848	-0.25(-0.52%)
Mar 25, 2011	47.46	48.03	47.08	47.63	248,205	+0.28(+0.59%)
Mar 24, 2011	47.01	47.46	46.41	47.35	230,143	+0.64(+1.38%)
Mar 23, 2011	46.92	47.01	46.25	46.71	245,456	-0.28(-0.59%)
Mar 22, 2011	47.11	47.22	46.85	46.98	238,180	-0.13(-0.27%)
Mar 21, 2011	47.11	47.29	46.55	47.11	715,121	+1.08(+2.34%)
Mar 18, 2011	45.98	46.28	45.69	46.03	486,815	+0.52(+1.15%)
Mar 17, 2011	46.21	46.28	45.32	45.51	491,141	+0.02(+0.04%)
Mar 16, 2011	46.23	46.60	45.05	45.49	547,468	-0.89(-1.92%)
Mar 15, 2011	45.88	46.82	45.88	46.38	492,580	-0.16(-0.34%)
Mar 14, 2011	45.96	46.70	45.86	46.54	329,901	+0.09(+0.19%)
Mar 11, 2011	45.83	46.72	45.60	46.45	404,995	+0.49(+1.08%)
Mar 10, 2011	46.20	46.20	45.16	45.95	437,537	-0.92(-1.96%)
Mar 09, 2011	46.77	46.97	46.26	46.87	297,019	-0.08(-0.17%)
Mar 08, 2011	46.70	47.45	46.16	46.95	381,434	+0.47(+1.02%)
Mar 07, 2011	47.54	47.66	45.90	46.48	260,739	-0.77(-1.63%)
Mar 04, 2011	47.61	47.77	46.84	47.25	173,952	-0.48(-1.00%)
Mar 03, 2011	46.98	48.00	46.98	47.73	258,461	+1.22(+2.62%)
Mar 02, 2011	46.21	47.04	46.21	46.51	352,433	+0.25(+0.53%)

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