Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	17.84	17.88	17.11	17.38	1,358,820	-0.50(-2.80%)
May 30, 2012	18.15	18.20	17.66	17.88	554,674	-0.57(-3.08%)
May 29, 2012	18.01	18.59	17.97	18.45	638,945	+0.75(+4.22%)
May 25, 2012	17.92	17.98	17.54	17.70	409,151	-0.25(-1.42%)
May 24, 2012	18.07	18.13	17.64	17.96	348,178	-0.02(-0.09%)
May 23, 2012	17.69	18.02	17.33	17.97	576,423	+0.05(+0.28%)
May 22, 2012	18.12	18.22	17.76	17.92	794,075	-0.15(-0.85%)
May 21, 2012	17.46	18.11	17.15	18.08	772,016	+0.75(+4.31%)
May 18, 2012	17.69	17.69	17.18	17.33	834,835	-0.19(-1.07%)
May 17, 2012	18.98	19.08	17.52	17.52	1,570,418	-1.39(-7.36%)
May 16, 2012	19.21	19.73	18.87	18.91	1,329,409	-0.25(-1.33%)
May 15, 2012	18.45	19.55	18.34	19.16	1,628,860	+0.77(+4.20%)
May 14, 2012	18.33	18.51	18.26	18.39	560,376	-0.18(-0.96%)
May 11, 2012	18.44	18.93	18.37	18.57	615,147	-0.11(-0.59%)
May 10, 2012	19.18	19.24	18.64	18.68	699,001	-0.25(-1.35%)
May 09, 2012	18.87	19.09	18.47	18.93	461,985	-0.23(-1.20%)
May 08, 2012	19.14	19.27	18.64	19.16	724,596	-0.22(-1.14%)
May 07, 2012	19.37	19.60	19.29	19.38	975,145	-0.12(-0.61%)
May 04, 2012	19.80	19.84	19.04	19.50	929,892	-0.25(-1.29%)
May 03, 2012	20.09	20.18	19.66	19.76	1,244,911	-0.35(-1.73%)
May 02, 2012	19.61	20.14	19.29	20.11	1,008,153	+0.27(+1.37%)
May 01, 2012	19.40	19.91	19.31	19.83	996,552	+0.45(+2.32%)
Apr 30, 2012	20.12	20.12	19.25	19.38	888,136	-0.77(-3.83%)
Apr 27, 2012	20.10	20.20	19.72	20.16	1,054,326	+0.31(+1.54%)
Apr 26, 2012	19.66	20.00	19.65	19.85	807,784	+0.37(+1.92%)
Apr 25, 2012	19.10	19.50	18.96	19.48	919,678	+0.65(+3.43%)
Apr 24, 2012	18.79	19.09	18.68	18.83	435,940	+0.12(+0.64%)
Apr 23, 2012	18.93	18.93	18.53	18.71	788,973	-0.60(-3.12%)
Apr 20, 2012	19.62	19.75	19.32	19.32	823,441	-0.18(-0.91%)
Apr 19, 2012	18.99	19.76	18.99	19.49	1,453,932	+0.44(+2.32%)
Apr 18, 2012	18.65	19.12	18.56	19.05	837,566	+0.32(+1.72%)
Apr 17, 2012	18.33	18.90	18.33	18.73	564,214	+0.53(+2.94%)
Apr 16, 2012	18.35	18.48	17.96	18.20	656,064	+0.00(+0.00%)
Apr 13, 2012	18.55	18.65	18.17	18.20	499,571	-0.49(-2.63%)
Apr 12, 2012	18.17	18.87	18.17	18.69	601,956	+0.50(+2.75%)
Apr 11, 2012	18.42	18.61	18.11	18.19	664,588	+0.02(+0.09%)
Apr 10, 2012	18.59	18.66	17.83	18.17	1,077,905	-0.50(-2.68%)
Apr 09, 2012	18.91	18.93	18.59	18.67	898,485	-0.56(-2.91%)
Apr 05, 2012	19.34	19.53	19.19	19.23	496,110	-0.23(-1.18%)
Apr 04, 2012	19.99	20.01	19.38	19.46	749,404	-0.78(-3.86%)
Apr 03, 2012	19.66	20.41	19.53	20.24	1,289,351	+0.46(+2.32%)
Apr 02, 2012	19.58	19.87	19.32	19.78	1,179,236	+0.11(+0.56%)
Mar 30, 2012	20.08	20.09	19.66	19.67	753,849	-0.20(-0.98%)
Mar 29, 2012	19.45	19.91	19.30	19.87	1,175,920	+0.20(+1.04%)
Mar 28, 2012	19.72	19.72	19.03	19.66	1,348,968	-0.01(-0.04%)
Mar 27, 2012	19.49	19.86	19.47	19.67	799,600	+0.23(+1.18%)
Mar 26, 2012	19.04	19.52	18.88	19.44	1,080,868	+0.70(+3.76%)
Mar 23, 2012	18.84	18.88	18.46	18.74	683,941	-0.08(-0.45%)
Mar 22, 2012	19.11	19.21	18.65	18.82	646,679	-0.49(-2.55%)
Mar 21, 2012	19.69	19.72	19.29	19.32	694,283	-0.40(-2.02%)
Mar 20, 2012	19.79	19.93	19.32	19.72	721,263	-0.21(-1.07%)
Mar 19, 2012	20.18	20.45	19.92	19.93	714,607	-0.28(-1.39%)
Mar 16, 2012	20.07	20.35	20.06	20.21	765,447	+0.09(+0.46%)
Mar 15, 2012	19.79	20.18	19.73	20.11	801,940	+0.32(+1.63%)
Mar 14, 2012	19.89	20.13	19.52	19.79	840,033	-0.12(-0.60%)
Mar 13, 2012	19.21	19.94	19.17	19.91	718,939	+0.93(+4.87%)
Mar 12, 2012	19.39	19.39	18.91	18.99	578,755	-0.40(-2.06%)
Mar 09, 2012	19.02	19.57	18.97	19.38	699,664	+0.40(+2.10%)
Mar 08, 2012	19.15	19.25	18.88	18.99	838,731	-0.03(-0.13%)
Mar 07, 2012	18.79	19.12	18.77	19.01	767,750	+0.31(+1.68%)
Mar 06, 2012	18.93	19.08	18.49	18.70	1,310,594	-0.57(-2.95%)
Mar 05, 2012	19.39	19.51	18.95	19.27	1,002,556	-0.23(-1.18%)
Mar 02, 2012	19.73	19.94	19.32	19.49	655,843	-0.29(-1.46%)

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