Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	23.63	23.84	23.62	23.78	694,974	+0.10(+0.43%)
Apr 28, 2011	23.30	23.74	23.30	23.67	1,042,644	+0.37(+1.59%)
Apr 27, 2011	23.14	23.48	23.12	23.30	1,190,781	+0.15(+0.65%)
Apr 26, 2011	23.15	23.30	23.09	23.15	808,327	+0.04(+0.18%)
Apr 25, 2011	23.24	23.28	22.95	23.11	524,425	-0.12(-0.50%)
Apr 21, 2011	23.04	23.25	22.97	23.23	564,097	+0.34(+1.50%)
Apr 20, 2011	22.92	22.97	22.78	22.89	660,329	+0.23(+1.00%)
Apr 19, 2011	22.69	22.74	22.43	22.66	620,314	+0.12(+0.55%)
Apr 18, 2011	22.64	22.67	22.30	22.54	862,504	-0.34(-1.50%)
Apr 15, 2011	22.86	23.06	22.70	22.88	776,600	+0.08(+0.36%)
Apr 14, 2011	22.56	22.87	22.53	22.80	826,036	+0.07(+0.30%)
Apr 13, 2011	22.72	22.85	22.61	22.73	958,129	+0.16(+0.70%)
Apr 12, 2011	22.65	22.80	22.56	22.57	649,736	-0.08(-0.37%)
Apr 11, 2011	22.61	22.73	22.57	22.66	522,909	+0.04(+0.19%)
Apr 08, 2011	22.80	22.91	22.52	22.61	655,854	-0.21(-0.93%)
Apr 07, 2011	22.68	22.89	22.66	22.82	1,073,595	+0.10(+0.42%)
Apr 06, 2011	22.61	22.80	22.57	22.73	705,260	+0.16(+0.73%)
Apr 05, 2011	22.50	22.63	22.46	22.57	768,498	+0.05(+0.24%)
Apr 04, 2011	22.49	22.57	22.44	22.51	1,218,756	+0.09(+0.40%)
Apr 01, 2011	22.14	22.55	22.03	22.42	1,631,556	+0.45(+2.05%)
Mar 31, 2011	21.90	22.04	21.90	21.97	1,008,655	+0.03(+0.12%)
Mar 30, 2011	21.94	22.03	21.92	21.94	762,513	+0.05(+0.25%)
Mar 29, 2011	21.68	21.94	21.68	21.89	1,103,622	+0.18(+0.82%)
Mar 28, 2011	21.49	21.86	21.49	21.71	1,249,474	+0.21(+0.98%)
Mar 25, 2011	21.56	21.60	21.38	21.50	633,676	-0.02(-0.10%)
Mar 24, 2011	21.43	21.58	21.32	21.52	871,927	+0.17(+0.80%)
Mar 23, 2011	21.40	21.43	21.12	21.35	842,505	-0.11(-0.51%)
Mar 22, 2011	21.64	21.71	21.36	21.46	1,364,594	-0.21(-0.98%)
Mar 21, 2011	21.87	22.03	21.65	21.67	747,565	+0.12(+0.57%)
Mar 18, 2011	21.74	21.82	21.40	21.55	1,901,377	+0.00(+0.00%)
Mar 17, 2011	21.70	21.78	21.48	21.55	1,310,689	+0.10(+0.48%)
Mar 16, 2011	21.47	21.68	21.32	21.45	1,679,932	+0.00(+0.02%)
Mar 15, 2011	21.21	21.60	21.08	21.44	1,009,130	-0.19(-0.87%)
Mar 14, 2011	21.69	21.86	21.48	21.63	1,610,776	-0.23(-1.03%)
Mar 11, 2011	22.06	22.25	21.85	21.86	1,566,561	-0.28(-1.26%)
Mar 10, 2011	22.24	22.30	22.00	22.14	1,873,382	-0.30(-1.34%)
Mar 09, 2011	22.76	22.76	22.39	22.44	1,339,522	-0.36(-1.59%)
Mar 08, 2011	22.46	22.83	22.39	22.80	946,723	+0.32(+1.43%)
Mar 07, 2011	22.69	22.91	22.44	22.48	2,180,802	-0.21(-0.93%)
Mar 04, 2011	22.72	22.80	22.38	22.69	953,284	-0.08(-0.35%)
Mar 03, 2011	22.59	22.87	22.59	22.77	1,139,325	+0.30(+1.33%)
Mar 02, 2011	22.52	22.67	22.41	22.47	1,286,406	-0.01(-0.06%)
Mar 01, 2011	22.94	23.07	22.48	22.48	1,539,768	-0.30(-1.32%)
Feb 28, 2011	22.97	23.24	22.67	22.78	1,499,394	+0.20(+0.88%)
Feb 25, 2011	22.31	22.59	22.18	22.59	1,381,909	+0.31(+1.38%)
Feb 24, 2011	22.15	22.62	22.04	22.28	2,145,884	-0.07(-0.31%)
Feb 23, 2011	21.92	22.42	21.91	22.35	2,394,175	+0.38(+1.74%)
Feb 22, 2011	22.47	22.51	21.83	21.96	3,860,327	-1.14(-4.93%)
Feb 18, 2011	21.11	23.19	20.76	23.10	10,601,218	-0.35(-1.48%)
Feb 17, 2011	23.30	23.48	23.23	23.45	586,816	+0.14(+0.59%)
Feb 16, 2011	23.21	23.44	23.14	23.32	529,559	+0.14(+0.59%)
Feb 15, 2011	23.05	23.18	22.97	23.18	473,029	+0.05(+0.21%)
Feb 14, 2011	23.12	23.21	23.09	23.13	392,408	-0.03(-0.12%)
Feb 11, 2011	22.91	23.18	22.91	23.16	557,576	+0.16(+0.68%)
Feb 10, 2011	22.87	23.08	22.84	23.00	1,011,665	-0.01(-0.06%)
Feb 09, 2011	22.96	23.06	22.86	23.02	498,609	-0.02(-0.09%)
Feb 08, 2011	22.98	23.19	22.97	23.04	915,623	+0.08(+0.36%)
Feb 07, 2011	22.79	23.06	22.79	22.95	1,011,434	+0.16(+0.72%)
Feb 04, 2011	22.73	23.02	22.68	22.79	1,571,527	+0.14(+0.63%)
Feb 03, 2011	22.57	22.75	22.46	22.65	2,553,471	-0.06(-0.27%)
Feb 02, 2011	22.68	22.85	22.57	22.71	1,291,986	-0.03(-0.15%)

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