Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	17.55	17.55	17.20	17.20	1,575,769	-0.27(-1.55%)
May 30, 2012	17.64	17.75	17.39	17.47	524,687	-0.40(-2.24%)
May 29, 2012	17.78	18.06	17.63	17.87	474,443	+0.03(+0.17%)
May 25, 2012	17.68	17.85	17.51	17.84	228,263	+0.22(+1.25%)
May 24, 2012	17.68	17.79	17.48	17.62	242,870	+0.01(+0.06%)
May 23, 2012	17.67	17.80	17.33	17.61	289,946	-0.23(-1.29%)
May 22, 2012	18.01	18.24	17.73	17.84	328,262	-0.05(-0.28%)
May 21, 2012	17.87	18.01	17.72	17.89	325,806	+0.00(+0.00%)
May 18, 2012	18.05	18.19	17.73	17.89	413,342	+0.00(+0.00%)
May 17, 2012	18.42	18.48	17.86	17.89	545,286	-0.48(-2.61%)
May 16, 2012	18.41	18.56	18.32	18.37	522,883	+0.04(+0.22%)
May 15, 2012	18.73	18.94	18.30	18.33	516,775	-0.76(-3.98%)
May 14, 2012	19.33	19.54	19.05	19.09	650,123	-0.45(-2.30%)
May 11, 2012	19.34	19.71	19.33	19.54	411,769	-0.06(-0.31%)
May 10, 2012	19.59	19.77	19.55	19.60	470,545	+0.10(+0.51%)
May 09, 2012	19.54	19.64	19.49	19.50	679,842	-0.31(-1.56%)
May 08, 2012	19.92	20.02	19.62	19.81	541,669	-0.13(-0.65%)
May 07, 2012	19.74	19.97	19.70	19.94	574,386	+0.04(+0.20%)
May 04, 2012	19.84	20.32	19.84	19.90	421,447	-0.06(-0.30%)
May 03, 2012	19.95	20.19	19.89	19.96	481,063	-0.09(-0.45%)
May 02, 2012	20.66	20.66	19.97	20.05	598,288	-0.62(-3.00%)
May 01, 2012	20.34	20.76	20.32	20.67	313,647	+0.40(+1.97%)
Apr 30, 2012	20.42	20.53	20.24	20.27	634,171	-0.15(-0.73%)
Apr 27, 2012	20.20	20.55	20.10	20.42	490,217	+0.33(+1.64%)
Apr 26, 2012	20.26	20.35	20.07	20.09	597,140	-0.20(-0.99%)
Apr 25, 2012	20.10	20.43	19.91	20.29	637,337	+0.35(+1.76%)
Apr 24, 2012	19.96	20.07	19.79	19.94	728,338	-0.06(-0.30%)
Apr 23, 2012	19.71	20.00	19.66	20.00	355,950	-0.02(-0.10%)
Apr 20, 2012	20.08	20.15	19.86	20.02	297,107	+0.12(+0.60%)
Apr 19, 2012	19.81	19.91	19.75	19.90	298,958	+0.09(+0.45%)
Apr 18, 2012	19.70	19.90	19.70	19.81	653,531	-0.18(-0.90%)
Apr 17, 2012	19.92	19.99	19.63	19.99	276,731	+0.34(+1.73%)
Apr 16, 2012	19.80	19.82	19.53	19.65	582,180	+0.09(+0.46%)
Apr 13, 2012	20.06	20.10	19.54	19.56	732,696	-0.48(-2.40%)
Apr 12, 2012	19.98	20.21	19.96	20.04	811,932	+0.11(+0.55%)
Apr 11, 2012	20.21	20.28	19.90	19.93	379,911	-0.10(-0.50%)
Apr 10, 2012	20.39	20.42	20.00	20.03	512,408	-0.41(-2.01%)
Apr 09, 2012	20.47	20.54	20.40	20.44	133,714	-0.28(-1.35%)
Apr 05, 2012	20.58	20.77	20.53	20.72	239,252	+0.06(+0.29%)
Apr 04, 2012	20.60	20.70	20.55	20.66	258,730	-0.12(-0.58%)
Apr 03, 2012	20.62	20.84	20.59	20.78	618,115	+0.29(+1.42%)
Apr 02, 2012	20.14	20.56	20.10	20.49	1,115,420	+0.30(+1.49%)
Mar 30, 2012	20.27	20.43	20.15	20.19	650,416	-0.07(-0.35%)
Mar 29, 2012	20.23	20.33	20.20	20.26	541,570	-0.07(-0.34%)
Mar 28, 2012	20.70	20.72	20.33	20.33	3,420,505	-0.40(-1.93%)
Mar 27, 2012	20.79	20.87	20.69	20.73	419,973	+0.01(+0.05%)
Mar 26, 2012	20.42	20.73	20.34	20.72	309,259	+0.43(+2.12%)
Mar 23, 2012	20.31	20.34	20.11	20.29	230,472	+0.04(+0.20%)
Mar 22, 2012	20.20	20.27	20.07	20.25	317,693	-0.14(-0.69%)
Mar 21, 2012	20.19	20.44	20.19	20.39	184,558	+0.13(+0.64%)
Mar 20, 2012	20.26	20.49	20.11	20.26	428,010	-0.23(-1.12%)
Mar 19, 2012	20.34	20.55	20.30	20.49	200,070	+0.19(+0.94%)
Mar 16, 2012	20.55	20.66	20.30	20.30	666,002	-0.20(-0.98%)
Mar 15, 2012	20.10	20.53	20.10	20.50	525,408	+0.39(+1.94%)
Mar 14, 2012	20.30	20.36	20.01	20.11	396,299	-0.24(-1.18%)
Mar 13, 2012	20.16	20.38	20.01	20.35	300,617	+0.29(+1.45%)
Mar 12, 2012	20.14	20.14	19.94	20.06	253,010	-0.13(-0.64%)
Mar 09, 2012	19.97	20.24	19.94	20.19	330,302	+0.15(+0.75%)
Mar 08, 2012	19.75	20.09	19.65	20.04	363,227	+0.57(+2.93%)
Mar 07, 2012	19.52	19.58	19.36	19.47	440,474	-0.06(-0.31%)
Mar 06, 2012	19.63	19.68	19.41	19.53	385,164	-0.42(-2.11%)
Mar 05, 2012	20.15	20.16	19.83	19.95	616,911	-0.29(-1.43%)
Mar 02, 2012	20.40	20.41	20.16	20.24	485,262	-0.13(-0.64%)

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