Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.05	21.96	20.98	21.55	965,613	+0.53(+2.53%)
May 23, 2011	20.82	21.13	20.30	21.02	693,123	-0.47(-2.21%)
May 20, 2011	21.20	22.17	20.74	21.49	1,276,507	+0.26(+1.20%)
May 19, 2011	21.69	21.70	20.80	21.23	603,455	+0.06(+0.28%)
May 18, 2011	20.57	21.27	20.24	21.18	907,037	+1.51(+7.68%)
May 17, 2011	20.45	20.86	19.43	19.67	966,236	-0.90(-4.40%)
May 16, 2011	19.81	21.28	19.72	20.57	826,570	+0.74(+3.71%)
May 13, 2011	20.29	20.77	19.43	19.83	780,546	-0.44(-2.16%)
May 12, 2011	20.53	20.57	19.77	20.27	785,938	-0.47(-2.29%)
May 11, 2011	22.20	22.20	20.51	20.75	601,673	-1.17(-5.36%)
May 10, 2011	21.80	21.99	21.55	21.92	432,307	+0.17(+0.77%)
May 09, 2011	21.32	21.89	21.24	21.75	485,193	+0.64(+3.04%)
May 06, 2011	21.13	21.92	20.96	21.11	766,182	-0.12(-0.58%)
May 05, 2011	21.01	21.88	20.97	21.23	543,690	+0.14(+0.64%)
May 04, 2011	21.93	22.02	20.67	21.10	909,021	-1.09(-4.91%)
May 03, 2011	23.05	23.23	21.68	22.19	940,504	-0.96(-4.16%)
May 02, 2011	23.30	23.86	23.09	23.15	568,632	-0.60(-2.52%)
Apr 29, 2011	23.36	24.07	22.97	23.75	804,058	+0.39(+1.66%)
Apr 28, 2011	23.55	23.96	22.96	23.36	1,002,467	+0.67(+2.96%)
Apr 27, 2011	22.64	22.92	22.45	22.69	676,459	-0.06(-0.27%)
Apr 26, 2011	22.49	22.91	22.19	22.76	692,960	+0.42(+1.88%)
Apr 25, 2011	22.80	23.07	22.10	22.34	623,522	+0.23(+1.06%)
Apr 21, 2011	22.61	22.61	21.40	22.10	966,109	-0.15(-0.66%)
Apr 20, 2011	19.90	22.78	19.90	22.25	2,678,829	+3.09(+16.10%)
Apr 19, 2011	19.16	19.56	18.89	19.16	553,354	+0.41(+2.18%)
Apr 18, 2011	19.43	19.43	18.46	18.75	997,088	-1.41(-6.98%)
Apr 15, 2011	19.33	20.18	19.13	20.16	865,751	+0.85(+4.42%)
Apr 14, 2011	19.29	19.46	19.08	19.31	727,716	-0.23(-1.19%)
Apr 13, 2011	20.24	20.26	19.24	19.54	456,509	-0.01(-0.04%)
Apr 12, 2011	20.23	20.28	19.08	19.55	690,173	-0.29(-1.47%)
Apr 11, 2011	19.99	20.35	19.64	19.84	734,950	+0.18(+0.93%)
Apr 08, 2011	21.10	21.12	19.44	19.66	1,191,551	-0.85(-4.16%)
Apr 07, 2011	20.49	20.56	20.07	20.51	1,089,185	-0.23(-1.09%)
Apr 06, 2011	21.69	21.69	19.94	20.74	1,423,415	+0.09(+0.46%)
Apr 05, 2011	20.64	21.07	20.29	20.64	1,264,207	-0.17(-0.81%)
Apr 04, 2011	19.45	21.10	19.37	20.81	1,970,240	+1.68(+8.77%)
Apr 01, 2011	19.60	19.76	18.97	19.13	1,543,508	+0.47(+2.54%)
Mar 31, 2011	18.19	18.94	18.05	18.66	1,643,045	+0.98(+5.57%)
Mar 30, 2011	17.00	17.89	16.39	17.68	2,544,949	-0.06(-0.32%)
Mar 29, 2011	17.99	17.99	17.58	17.73	755,868	-0.32(-1.79%)
Mar 28, 2011	18.23	18.23	17.78	18.05	881,605	-0.03(-0.16%)
Mar 25, 2011	17.84	18.32	17.84	18.08	1,132,748	+0.40(+2.27%)
Mar 24, 2011	17.59	17.83	17.35	17.68	745,418	+0.17(+0.96%)
Mar 23, 2011	17.58	17.84	17.11	17.51	1,418,100	-0.10(-0.58%)
Mar 22, 2011	17.44	18.14	17.34	17.62	2,098,071	+0.47(+2.72%)
Mar 21, 2011	17.37	17.46	16.80	17.15	1,606,772	+0.40(+2.40%)
Mar 18, 2011	17.51	17.51	16.05	16.75	2,826,069	-0.73(-4.17%)
Mar 17, 2011	16.46	17.57	16.28	17.48	3,894,695	+1.55(+9.71%)
Mar 16, 2011	16.54	16.54	15.79	15.93	3,163,354	+0.39(+2.49%)
Mar 15, 2011	14.63	15.65	14.55	15.54	2,583,097	+0.72(+4.87%)
Mar 14, 2011	14.01	14.98	14.00	14.82	2,793,058	+1.23(+9.01%)
Mar 11, 2011	13.00	14.24	12.77	13.60	1,091,503	+0.60(+4.60%)
Mar 10, 2011	13.28	13.35	12.71	13.00	639,740	-0.50(-3.68%)
Mar 09, 2011	13.97	14.01	13.50	13.50	436,537	-0.45(-3.24%)
Mar 08, 2011	13.87	14.13	13.75	13.95	282,914	+0.06(+0.41%)
Mar 07, 2011	14.08	14.17	13.82	13.89	435,161	-0.17(-1.23%)
Mar 04, 2011	13.93	14.11	13.84	14.06	399,961	+0.12(+0.88%)
Mar 03, 2011	13.75	14.18	13.60	13.94	555,501	+0.29(+2.16%)
Mar 02, 2011	13.57	13.72	13.37	13.65	683,248	+0.05(+0.36%)

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