Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	18.40	18.40	18.14	18.15	1,537,793	-0.16(-0.87%)
May 23, 2011	18.46	18.46	18.29	18.31	286,653	-0.38(-2.05%)
May 20, 2011	18.73	18.78	18.58	18.69	337,303	-0.04(-0.20%)
May 19, 2011	18.84	18.84	18.56	18.73	630,131	-0.16(-0.84%)
May 18, 2011	18.56	18.93	18.56	18.89	157,936	+0.34(+1.82%)
May 17, 2011	18.68	18.69	18.37	18.55	1,180,735	-0.23(-1.24%)
May 16, 2011	18.98	19.17	18.75	18.78	769,386	-0.27(-1.41%)
May 13, 2011	19.26	19.32	19.04	19.05	136,607	-0.24(-1.22%)
May 12, 2011	18.95	19.36	18.93	19.28	357,152	+0.25(+1.31%)
May 11, 2011	19.23	19.27	18.92	19.04	209,477	-0.14(-0.73%)
May 10, 2011	19.12	19.24	19.09	19.18	153,477	+0.09(+0.48%)
May 09, 2011	19.18	19.18	18.97	19.08	540,414	-0.08(-0.42%)
May 06, 2011	19.25	19.36	19.08	19.16	295,522	+0.15(+0.79%)
May 05, 2011	18.87	19.20	18.84	19.01	269,996	+0.05(+0.27%)
May 04, 2011	19.04	19.12	18.74	18.96	830,539	-0.01(-0.03%)
May 03, 2011	19.12	19.16	18.84	18.97	362,791	-0.24(-1.23%)
May 02, 2011	19.24	19.44	19.16	19.20	239,045	-0.18(-0.90%)
Apr 29, 2011	19.28	19.41	19.28	19.38	133,772	+0.07(+0.35%)
Apr 28, 2011	19.36	19.42	19.19	19.31	142,481	-0.10(-0.51%)
Apr 27, 2011	19.29	19.44	19.20	19.41	241,297	-0.01(-0.07%)
Apr 26, 2011	19.13	19.46	19.13	19.42	295,425	+0.31(+1.64%)
Apr 25, 2011	19.19	19.19	19.04	19.11	551,299	+0.01(+0.07%)
Apr 21, 2011	19.23	19.23	19.01	19.10	214,093	+0.02(+0.10%)
Apr 20, 2011	18.83	19.10	18.82	19.08	876,842	+0.77(+4.23%)
Apr 19, 2011	18.21	18.32	18.17	18.31	253,368	+0.08(+0.42%)
Apr 18, 2011	18.33	18.34	18.09	18.23	368,756	-0.33(-1.79%)
Apr 15, 2011	18.41	18.62	18.32	18.56	583,926	+0.10(+0.52%)
Apr 14, 2011	18.29	18.47	18.19	18.46	352,680	+0.03(+0.16%)
Apr 13, 2011	18.50	18.56	18.33	18.44	1,333,108	+0.04(+0.24%)
Apr 12, 2011	18.66	18.66	18.29	18.39	724,111	-0.40(-2.12%)
Apr 11, 2011	18.95	18.98	18.72	18.79	388,044	-0.16(-0.84%)
Apr 08, 2011	19.20	19.25	18.85	18.95	302,381	-0.16(-0.83%)
Apr 07, 2011	19.19	19.19	18.91	19.11	2,472,427	-0.06(-0.33%)
Apr 06, 2011	19.07	19.20	19.00	19.17	281,099	+0.29(+1.54%)
Apr 05, 2011	18.78	19.04	18.76	18.88	849,836	+0.41(+2.24%)
Apr 04, 2011	18.70	18.70	18.36	18.47	701,838	-0.17(-0.89%)
Apr 01, 2011	18.95	18.95	18.57	18.63	580,366	-0.21(-1.10%)
Mar 31, 2011	18.99	19.04	18.79	18.84	191,754	-0.18(-0.94%)
Mar 30, 2011	19.19	19.19	18.87	19.02	249,282	+0.02(+0.12%)
Mar 29, 2011	18.80	19.00	18.63	19.00	662,679	+0.19(+1.00%)
Mar 28, 2011	18.92	18.98	18.80	18.81	1,333,660	+0.00(+0.02%)
Mar 25, 2011	18.91	19.00	18.78	18.81	1,139,779	-0.07(-0.36%)
Mar 24, 2011	18.60	18.91	18.55	18.87	946,093	+0.45(+2.44%)
Mar 23, 2011	18.18	18.46	18.07	18.42	1,733,227	+0.18(+0.96%)
Mar 22, 2011	18.41	18.41	18.22	18.25	720,925	-0.18(-0.95%)
Mar 21, 2011	18.48	18.53	18.31	18.42	788,473	+0.33(+1.80%)
Mar 18, 2011	18.30	18.32	18.02	18.10	1,328,012	+0.08(+0.42%)
Mar 17, 2011	18.14	18.24	17.96	18.02	4,736,459	+0.21(+1.20%)
Mar 16, 2011	18.09	18.40	17.68	17.81	7,040,161	-0.38(-2.10%)
Mar 15, 2011	17.85	18.32	17.64	18.19	1,638,275	-0.24(-1.31%)
Mar 14, 2011	18.39	18.66	18.31	18.43	4,211,786	-0.04(-0.22%)
Mar 11, 2011	18.15	18.50	18.15	18.47	655,027	+0.21(+1.13%)
Mar 10, 2011	18.47	18.54	18.25	18.27	1,845,055	-0.48(-2.53%)
Mar 09, 2011	19.24	19.24	18.72	18.74	1,918,659	-0.60(-3.10%)
Mar 08, 2011	19.30	19.51	19.13	19.34	1,923,122	+0.02(+0.10%)
Mar 07, 2011	19.94	19.94	19.10	19.32	906,570	-0.55(-2.74%)
Mar 04, 2011	20.01	20.01	19.72	19.87	5,058,006	-0.17(-0.83%)
Mar 03, 2011	19.86	20.12	19.86	20.03	619,010	+0.38(+1.93%)
Mar 02, 2011	19.39	19.91	19.39	19.65	4,101,369	+0.25(+1.27%)

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