Date	Open	High	Low	Close	Volume	Change (%)
May 31, 2012	18.46	18.47	18.37	18.47	7,815	+0.02(+0.11%)
May 30, 2012	18.53	18.53	18.44	18.45	4,614	-0.25(-1.34%)
May 29, 2012	18.70	18.76	18.69	18.70	4,332	-0.01(-0.05%)
May 28, 2012	18.71	18.71	18.70	18.71	2,307	+0.08(+0.43%)
May 25, 2012	18.63	18.63	18.63	18.63	252	-0.08(-0.43%)
May 24, 2012	18.76	18.77	18.65	18.71	6,578	+0.04(+0.21%)
May 23, 2012	18.63	18.67	18.48	18.67	6,027	-0.15(-0.80%)
May 22, 2012	18.72	18.83	18.72	18.82	8,802	+0.22(+1.18%)
May 18, 2012		18.60	18.60	18.60	0	-0.06(-0.32%)
May 17, 2012	18.81	18.81	18.62	18.66	14,296	-0.12(-0.64%)
May 16, 2012	18.82	18.94	18.74	18.78	26,212	-0.05(-0.27%)
May 15, 2012	18.92	18.93	18.83	18.83	6,641	-0.13(-0.69%)
May 14, 2012	19.05	19.05	18.95	18.96	6,379	-0.24(-1.25%)
May 11, 2012	19.15	19.20	19.15	19.20	3,745	+0.03(+0.16%)
May 10, 2012	19.18	19.18	19.14	19.17	4,511	+0.11(+0.58%)
May 09, 2012	19.00	19.12	18.95	19.06	13,231	-0.05(-0.26%)
May 08, 2012	19.17	19.17	18.96	19.11	14,176	-0.11(-0.57%)
May 07, 2012	19.14	19.22	19.13	19.22	4,021	+0.02(+0.10%)
May 04, 2012	19.35	19.35	19.17	19.20	11,813	-0.28(-1.44%)
May 03, 2012	19.64	19.64	19.45	19.48	7,590	-0.21(-1.07%)
May 02, 2012	19.64	19.69	19.59	19.69	7,904	-0.04(-0.20%)
May 01, 2012	19.67	19.77	19.67	19.73	14,467	+0.14(+0.71%)
Apr 30, 2012	19.55	19.59	19.52	19.59	2,171	-0.01(-0.05%)
Apr 27, 2012	19.49	19.60	19.48	19.60	13,206	+0.12(+0.62%)
Apr 26, 2012	19.39	19.48	19.37	19.48	4,785	+0.13(+0.67%)
Apr 25, 2012	19.37	19.37	19.32	19.35	4,322	-0.04(-0.21%)
Apr 24, 2012	19.38	19.41	19.36	19.39	9,012	+0.04(+0.21%)
Apr 23, 2012	19.39	19.39	19.28	19.35	7,122	-0.23(-1.17%)
Apr 20, 2012	19.55	19.58	19.55	19.58	3,247	+0.04(+0.20%)
Apr 19, 2012	19.52	19.55	19.48	19.54	6,739	+0.06(+0.31%)
Apr 18, 2012	19.47	19.48	19.46	19.48	2,330	-0.03(-0.15%)
Apr 17, 2012	19.43	19.53	19.42	19.51	8,198	+0.08(+0.41%)
Apr 16, 2012	19.45	19.45	19.43	19.43	1,606	-0.01(-0.05%)
Apr 13, 2012	19.50	19.50	19.42	19.44	2,703	-0.20(-1.02%)
Apr 12, 2012	19.46	19.64	19.46	19.64	1,986	+0.18(+0.92%)
Apr 11, 2012	19.28	19.47	19.28	19.46	9,313	+0.22(+1.14%)
Apr 10, 2012	19.40	19.40	19.18	19.24	7,858	-0.21(-1.08%)
Apr 09, 2012	19.50	19.50	19.44	19.45	3,722	-0.15(-0.77%)
Apr 05, 2012	19.60	19.63	19.56	19.60	1,713	-0.07(-0.36%)
Apr 04, 2012	19.67	19.73	19.62	19.67	10,246	-0.13(-0.66%)
Apr 03, 2012	19.89	19.89	19.80	19.80	14,498	-0.09(-0.45%)
Apr 02, 2012	19.83	19.94	19.83	19.89	19,556	+0.06(+0.30%)
Mar 30, 2012	19.85	19.87	19.79	19.83	10,208	+0.06(+0.30%)
Mar 29, 2012	19.95	19.95	19.69	19.77	5,359	-0.19(-0.95%)
Mar 28, 2012	20.00	20.00	19.95	19.96	10,027	-0.05(-0.25%)
Mar 27, 2012	20.08	20.09	20.01	20.01	6,334	-0.05(-0.25%)
Mar 26, 2012	20.00	20.06	20.00	20.06	6,842	+0.19(+0.96%)
Mar 23, 2012	19.80	19.89	19.80	19.87	3,841	-0.04(-0.20%)
Mar 22, 2012	19.89	19.91	19.86	19.91	2,946	-0.04(-0.20%)
Mar 21, 2012	19.89	19.97	19.86	19.95	6,935	+0.06(+0.30%)
Mar 20, 2012	19.91	19.91	19.82	19.89	203,290	-0.08(-0.40%)
Mar 19, 2012	20.02	20.10	19.97	19.97	415,834	-0.09(-0.45%)
Mar 16, 2012	19.97	20.06	19.97	20.06	122,259	+0.12(+0.60%)
Mar 15, 2012	19.91	20.00	19.90	19.94	9,641	+0.06(+0.30%)
Mar 14, 2012	19.98	19.98	19.87	19.88	2,609	+0.07(+0.35%)
Mar 13, 2012	19.80	19.81	19.75	19.81	1,718	+0.03(+0.15%)
Mar 12, 2012	19.80	19.81	19.78	19.78	3,632	+0.02(+0.10%)
Mar 09, 2012	19.77	19.80	19.75	19.76	8,484	+0.01(+0.05%)
Mar 08, 2012	19.72	19.75	19.67	19.75	2,081	+0.16(+0.82%)
Mar 07, 2012	19.57	19.59	19.48	19.59	3,621	+0.06(+0.31%)
Mar 06, 2012	19.70	19.70	19.50	19.53	17,519	-0.27(-1.36%)
Mar 05, 2012	19.87	19.87	19.79	19.80	4,133	-0.07(-0.35%)
Mar 02, 2012	19.97	19.97	19.84	19.87	7,283	-0.05(-0.25%)

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