Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	17.28	17.50	17.22	17.48	265,756	+0.06(+0.34%)
Jul 28, 2011	17.45	17.59	17.41	17.42	132,787	-0.02(-0.11%)
Jul 27, 2011	17.67	17.67	17.43	17.44	92,205	-0.33(-1.86%)
Jul 26, 2011	17.81	17.83	17.74	17.77	35,734	-0.07(-0.39%)
Jul 25, 2011	17.80	17.89	17.80	17.84	57,822	-0.13(-0.72%)
Jul 22, 2011	17.98	17.97	17.93	17.97	46,970	+0.05(+0.28%)
Jul 21, 2011	17.82	17.96	17.81	17.92	52,988	+0.22(+1.24%)
Jul 20, 2011	17.66	17.74	17.63	17.70	53,873	+0.10(+0.57%)
Jul 19, 2011	17.46	17.61	17.46	17.60	64,682	+0.21(+1.21%)
Jul 18, 2011	17.41	17.44	17.29	17.39	71,528	-0.19(-1.08%)
Jul 15, 2011	17.66	17.66	17.50	17.58	137,244	+0.05(+0.29%)
Jul 14, 2011	17.69	17.70	17.48	17.53	103,737	-0.15(-0.85%)
Jul 13, 2011	17.75	17.81	17.64	17.68	171,033	+0.09(+0.51%)
Jul 12, 2011	17.62	17.73	17.58	17.59	97,118	-0.16(-0.90%)
Jul 11, 2011	17.85	17.86	17.69	17.75	99,783	-0.37(-2.04%)
Jul 08, 2011	18.11	18.17	18.05	18.12	67,017	-0.22(-1.20%)
Jul 07, 2011	18.36	18.39	18.28	18.34	74,647	+0.16(+0.88%)
Jul 06, 2011	18.19	18.22	18.10	18.18	68,028	-0.05(-0.27%)
Jul 05, 2011	18.25	18.31	18.21	18.23	118,771	+0.03(+0.16%)
Jul 04, 2011	18.27	18.30	18.16	18.20	50,313	+0.07(+0.39%)
Jun 30, 2011	17.93	18.15	17.93	18.13	66,635	+0.26(+1.45%)
Jun 29, 2011	17.80	17.89	17.75	17.87	99,595	+0.20(+1.13%)
Jun 28, 2011	17.51	17.67	17.51	17.67	68,526	+0.13(+0.74%)
Jun 27, 2011	17.37	17.56	17.37	17.54	346,097	+0.15(+0.86%)
Jun 24, 2011	17.50	17.69	17.37	17.39	226,969	-0.41(-2.30%)
Jun 23, 2011	17.68	17.80	17.61	17.80	218,502	-0.06(-0.34%)
Jun 22, 2011	17.85	17.99	17.85	17.86	109,457	-0.13(-0.72%)
Jun 21, 2011	17.85	18.00	17.85	17.99	106,266	+0.29(+1.64%)
Jun 20, 2011	17.60	17.72	17.68	17.70	91,609	+0.01(+0.06%)
Jun 17, 2011	17.79	17.80	17.69	17.69	33,431	+0.01(+0.06%)
Jun 16, 2011	17.69	17.76	17.57	17.68	105,959	-0.10(-0.56%)
Jun 15, 2011	17.85	17.91	17.72	17.78	111,851	-0.30(-1.66%)
Jun 14, 2011	18.02	18.10	18.02	18.08	39,774	+0.31(+1.74%)
Jun 13, 2011	17.85	17.90	17.73	17.77	70,052	-0.08(-0.45%)
Jun 10, 2011	18.01	18.01	17.80	17.85	107,667	-0.28(-1.54%)
Jun 09, 2011	18.02	18.16	17.96	18.13	42,658	+0.26(+1.45%)
Jun 08, 2011	17.96	17.99	17.84	17.87	196,901	-0.15(-0.83%)
Jun 07, 2011	18.09	18.15	18.02	18.02	56,222	+0.03(+0.17%)
Jun 06, 2011	18.10	18.10	17.94	17.99	155,880	-0.17(-0.94%)
Jun 03, 2011	18.08	18.23	18.02	18.16	182,938	-0.01(-0.06%)
May 24, 2011	18.20	18.27	18.14	18.17	79,867	-0.23(-1.25%)
May 20, 2011	18.51	18.51	18.40	18.40	55,335	-0.20(-1.08%)
May 19, 2011	18.66	18.68	18.53	18.60	45,650	-0.01(-0.05%)
May 18, 2011	18.47	18.62	18.45	18.61	73,632	+0.15(+0.81%)
May 17, 2011	18.40	18.46	18.33	18.46	98,815	+0.06(+0.33%)
May 16, 2011	18.44	18.58	18.40	18.40	83,004	-0.11(-0.59%)
May 13, 2011	18.66	18.66	18.46	18.51	44,615	-0.17(-0.91%)
May 12, 2011	18.61	18.72	18.52	18.68	72,295	+0.05(+0.27%)
May 11, 2011	18.81	18.84	18.57	18.63	116,970	-0.26(-1.38%)
May 10, 2011	18.78	18.89	18.78	18.89	47,626	+0.21(+1.12%)
May 09, 2011	18.64	18.70	18.62	18.68	48,481	+0.09(+0.48%)
May 06, 2011	18.72	18.79	18.51	18.59	42,994	+0.08(+0.43%)
May 05, 2011	18.47	18.61	18.44	18.51	61,100	-0.16(-0.86%)
May 04, 2011	18.74	18.76	18.59	18.67	47,327	-0.17(-0.90%)
May 03, 2011	18.87	18.90	18.75	18.84	45,832	-0.07(-0.37%)

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