Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	17.92	17.93	17.54	17.66	1,870,506	-0.24(-1.35%)
May 30, 2012	18.22	18.22	17.85	17.90	1,377,366	-0.58(-3.12%)
May 29, 2012	18.46	18.62	18.28	18.47	2,417,021	+0.27(+1.48%)
May 25, 2012	18.44	18.52	18.10	18.21	1,898,046	-0.20(-1.10%)
May 24, 2012	18.55	19.17	18.28	18.41	1,537,717	-0.05(-0.25%)
May 23, 2012	18.65	18.73	18.08	18.45	2,779,142	-0.06(-0.30%)
May 22, 2012	19.06	19.06	18.39	18.51	2,844,852	-0.18(-0.99%)
May 21, 2012	18.14	18.72	17.99	18.69	2,109,549	+0.54(+2.95%)
May 18, 2012	18.07	18.36	18.03	18.16	1,644,893	+0.08(+0.46%)
May 17, 2012	18.34	18.44	17.97	18.08	1,572,452	-0.19(-1.06%)
May 16, 2012	18.56	18.68	18.18	18.27	1,525,161	-0.15(-0.80%)
May 15, 2012	18.74	18.87	18.32	18.42	1,952,148	-0.38(-2.02%)
May 14, 2012	18.68	19.03	18.68	18.80	1,818,689	-0.15(-0.78%)
May 11, 2012	19.29	19.45	18.75	18.94	1,828,375	-0.53(-2.71%)
May 10, 2012	19.92	19.99	19.42	19.47	1,140,351	-0.23(-1.17%)
May 09, 2012	19.44	19.76	19.29	19.70	1,353,656	-0.08(-0.42%)
May 08, 2012	19.58	19.83	19.47	19.78	1,195,090	+0.02(+0.09%)
May 07, 2012	19.68	19.80	19.55	19.77	2,912,715	+0.01(+0.05%)
May 04, 2012	19.97	20.03	19.74	19.76	1,340,194	-0.33(-1.66%)
May 03, 2012	20.52	20.52	19.86	20.09	2,062,088	-0.38(-1.85%)
May 02, 2012	20.36	20.55	20.31	20.47	3,270,218	-0.12(-0.58%)
May 01, 2012	20.36	20.76	20.33	20.59	2,574,579	+0.29(+1.41%)
Apr 30, 2012	20.08	20.38	20.02	20.30	3,361,277	+0.21(+1.06%)
Apr 27, 2012	19.37	20.17	19.06	20.09	3,962,417	+1.18(+6.26%)
Apr 26, 2012	18.67	18.95	18.52	18.91	1,701,748	+0.22(+1.19%)
Apr 25, 2012	18.88	18.91	18.52	18.69	1,317,885	-0.04(-0.20%)
Apr 24, 2012	18.71	18.92	18.66	18.72	1,213,936	+0.00(+0.00%)
Apr 23, 2012	18.55	18.76	18.41	18.72	1,220,708	-0.04(-0.20%)
Apr 20, 2012	18.76	18.97	18.62	18.76	763,570	+0.10(+0.55%)
Apr 19, 2012	18.81	18.88	18.63	18.66	776,750	-0.16(-0.83%)
Apr 18, 2012	18.87	18.96	18.74	18.81	591,065	-0.13(-0.68%)
Apr 17, 2012	19.09	19.14	18.91	18.94	1,030,683	+0.13(+0.69%)
Apr 16, 2012	18.69	18.91	18.57	18.81	1,127,111	+0.26(+1.39%)
Apr 13, 2012	18.97	19.00	18.49	18.56	1,011,149	-0.55(-2.85%)
Apr 12, 2012	18.85	19.13	18.84	19.10	554,934	+0.27(+1.42%)
Apr 11, 2012	19.06	19.13	18.76	18.83	931,539	-0.03(-0.15%)
Apr 10, 2012	19.31	19.34	18.81	18.86	2,314,113	-0.54(-2.76%)
Apr 09, 2012	19.28	19.54	19.10	19.40	1,379,325	-0.19(-0.99%)
Apr 05, 2012	19.47	19.76	19.41	19.59	848,138	+0.06(+0.33%)
Apr 04, 2012	19.41	19.55	19.38	19.53	1,253,796	-0.19(-0.98%)
Apr 03, 2012	20.00	20.00	19.58	19.72	1,739,704	-0.36(-1.79%)
Apr 02, 2012	19.51	20.08	19.41	20.08	1,819,409	+0.60(+3.08%)
Mar 30, 2012	19.46	19.56	19.30	19.48	1,881,809	+0.13(+0.67%)
Mar 29, 2012	19.51	19.52	19.19	19.35	2,597,779	-0.33(-1.69%)
Mar 28, 2012	19.67	19.71	19.23	19.68	1,778,309	-0.07(-0.37%)
Mar 27, 2012	19.99	20.04	19.68	19.76	906,629	-0.18(-0.93%)
Mar 26, 2012	19.74	19.94	19.69	19.94	1,233,777	+0.40(+2.03%)
Mar 23, 2012	19.36	19.58	19.23	19.54	751,107	+0.19(+1.00%)
Mar 22, 2012	19.10	19.37	19.09	19.35	1,172,197	+0.05(+0.24%)
Mar 21, 2012	19.42	19.46	19.18	19.30	1,386,768	-0.01(-0.05%)
Mar 20, 2012	19.39	19.58	19.24	19.31	731,543	-0.25(-1.28%)
Mar 19, 2012	19.36	19.60	19.31	19.56	668,825	+0.14(+0.71%)
Mar 16, 2012	19.60	19.76	19.39	19.42	909,052	-0.12(-0.61%)
Mar 15, 2012	19.36	19.57	19.29	19.54	1,015,009	+0.23(+1.20%)
Mar 14, 2012	19.54	19.57	19.24	19.31	1,267,342	-0.21(-1.09%)
Mar 13, 2012	19.13	19.54	19.13	19.53	1,103,843	+0.46(+2.42%)
Mar 12, 2012	19.16	19.24	19.00	19.06	423,917	-0.13(-0.67%)
Mar 09, 2012	19.26	19.47	19.18	19.19	847,254	+0.07(+0.39%)
Mar 08, 2012	19.03	19.16	18.98	19.12	1,524,652	+0.30(+1.57%)
Mar 07, 2012	18.87	18.98	18.77	18.82	1,419,127	-0.07(-0.39%)
Mar 06, 2012	19.06	19.18	18.78	18.90	1,054,701	-0.45(-2.34%)
Mar 05, 2012	19.54	19.54	19.23	19.35	838,124	-0.30(-1.51%)
Mar 02, 2012	19.66	19.82	19.36	19.65	975,739	-0.01(-0.05%)

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