Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.28	21.38	21.02	21.06	1,261,474	-0.08(-0.39%)
May 23, 2011	21.36	21.38	21.05	21.14	1,060,864	-0.51(-2.33%)
May 20, 2011	21.72	21.91	21.57	21.65	1,398,284	-0.09(-0.42%)
May 19, 2011	21.71	21.97	21.50	21.74	1,696,436	+0.17(+0.81%)
May 18, 2011	21.12	21.60	21.09	21.57	1,446,252	+0.27(+1.25%)
May 17, 2011	21.10	21.36	21.07	21.30	1,967,951	+0.01(+0.04%)
May 16, 2011	21.03	21.45	21.00	21.29	2,000,301	+0.24(+1.14%)
May 13, 2011	21.29	21.35	20.94	21.05	2,104,406	-0.17(-0.78%)
May 12, 2011	21.48	21.48	21.14	21.22	1,837,252	-0.28(-1.28%)
May 11, 2011	21.70	21.91	21.41	21.49	1,407,148	-0.21(-0.97%)
May 10, 2011	21.11	21.77	21.11	21.70	1,134,146	+0.62(+2.92%)
May 09, 2011	21.16	21.29	21.05	21.09	3,551,727	-0.06(-0.26%)
May 06, 2011	21.70	21.76	21.08	21.14	3,076,095	-0.27(-1.24%)
May 05, 2011	21.52	21.64	21.36	21.41	2,083,298	-0.31(-1.44%)
May 04, 2011	21.61	21.75	21.36	21.72	2,331,685	+0.05(+0.21%)
May 03, 2011	21.60	21.92	21.38	21.68	1,651,072	-0.12(-0.55%)
May 02, 2011	21.78	21.81	21.74	21.80	1,384,182	+0.00(+0.00%)
Apr 29, 2011	21.75	21.90	21.54	21.80	1,506,377	+0.00(+0.00%)
Apr 28, 2011	21.90	21.99	21.70	21.80	2,165,151	-0.04(-0.17%)
Apr 27, 2011	21.61	21.86	21.42	21.83	2,230,840	+0.19(+0.89%)
Apr 26, 2011	21.57	21.64	21.42	21.64	1,510,631	+0.12(+0.55%)
Apr 25, 2011	21.49	21.59	21.35	21.52	1,600,343	+0.01(+0.04%)
Apr 21, 2011	21.29	21.54	21.09	21.51	1,974,948	+0.27(+1.25%)
Apr 20, 2011	21.36	21.57	21.07	21.25	2,935,974	+0.19(+0.92%)
Apr 19, 2011	20.67	21.16	20.63	21.05	2,939,051	+0.47(+2.28%)
Apr 18, 2011	20.35	20.65	20.32	20.58	3,531,856	-0.06(-0.31%)
Apr 15, 2011	21.06	21.06	20.44	20.65	6,611,216	-0.24(-1.14%)
Apr 14, 2011	20.95	21.02	20.82	20.89	2,129,447	-0.09(-0.44%)
Apr 13, 2011	21.05	21.19	20.91	20.98	2,220,459	-0.03(-0.13%)
Apr 12, 2011	20.88	21.14	20.88	21.01	1,596,571	-0.11(-0.52%)
Apr 11, 2011	21.06	21.29	20.93	21.12	3,116,144	-0.06(-0.26%)
Apr 08, 2011	20.99	21.22	20.80	21.17	6,526,273	+0.06(+0.30%)
Apr 07, 2011	22.03	22.24	21.07	21.11	7,548,747	-1.00(-4.53%)
Apr 06, 2011	22.92	22.94	21.74	22.11	4,600,640	-0.60(-2.63%)
Apr 05, 2011	23.19	23.32	22.62	22.71	2,461,978	-0.55(-2.37%)
Apr 04, 2011	23.15	23.34	23.06	23.26	1,476,991	+0.21(+0.92%)
Apr 01, 2011	22.62	23.41	22.62	23.05	2,883,747	+0.51(+2.24%)
Mar 31, 2011	22.50	22.70	22.34	22.54	1,593,490	-0.08(-0.37%)
Mar 30, 2011	22.61	22.62	22.61	22.62	2,509,977	+0.47(+2.12%)
Mar 29, 2011	21.69	22.16	21.67	22.16	2,837,879	+0.39(+1.77%)
Mar 28, 2011	22.02	22.07	21.74	21.77	1,459,559	-0.18(-0.84%)
Mar 25, 2011	22.04	22.13	21.87	21.95	1,275,514	-0.07(-0.33%)
Mar 24, 2011	21.87	22.16	21.77	22.03	2,531,717	+0.28(+1.31%)
Mar 23, 2011	21.44	21.79	21.35	21.74	2,355,653	+0.34(+1.59%)
Mar 22, 2011	21.51	21.54	21.24	21.40	2,289,657	-0.01(-0.04%)
Mar 21, 2011	21.43	21.50	21.32	21.41	943,616	+0.40(+1.88%)
Mar 18, 2011	21.41	21.42	20.93	21.02	1,890,935	-0.11(-0.52%)
Mar 17, 2011	21.22	21.44	20.97	21.13	1,683,433	+0.14(+0.66%)
Mar 16, 2011	21.42	21.43	20.75	20.99	4,413,136	-0.50(-2.31%)
Mar 15, 2011	21.40	21.57	21.36	21.48	2,448,444	-0.12(-0.55%)
Mar 14, 2011	21.61	21.70	21.31	21.60	1,433,871	-0.16(-0.72%)
Mar 11, 2011	21.40	21.92	21.40	21.76	2,039,396	+0.15(+0.68%)
Mar 10, 2011	20.82	21.64	20.82	21.61	4,420,433	-0.11(-0.51%)
Mar 09, 2011	21.35	21.84	21.35	21.72	3,099,060	+0.19(+0.90%)
Mar 08, 2011	21.36	21.63	21.32	21.53	2,762,898	+0.14(+0.64%)
Mar 07, 2011	21.70	21.83	21.34	21.39	2,485,778	-0.38(-1.73%)
Mar 04, 2011	21.82	21.89	21.32	21.77	2,295,662	-0.06(-0.29%)
Mar 03, 2011	21.80	21.88	21.72	21.83	5,017,044	+0.37(+1.71%)
Mar 02, 2011	21.41	21.53	21.26	21.47	3,177,759	+0.02(+0.09%)

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