Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	18.90	19.45	18.85	19.22	232,806	+0.03(+0.17%)
Jul 28, 2011	19.22	19.35	19.00	19.18	326,836	-0.04(-0.21%)
Jul 27, 2011	19.78	19.82	19.19	19.22	267,354	-0.68(-3.43%)
Jul 26, 2011	20.08	20.09	19.78	19.91	130,026	-0.22(-1.10%)
Jul 25, 2011	20.13	20.42	19.97	20.13	142,906	-0.25(-1.25%)
Jul 22, 2011	20.27	20.41	20.27	20.38	130,195	+0.04(+0.20%)
Jul 21, 2011	20.30	20.62	20.20	20.34	304,112	+0.16(+0.77%)
Jul 20, 2011	20.14	20.30	19.92	20.19	167,295	+0.10(+0.49%)
Jul 19, 2011	19.91	20.24	19.82	20.09	234,352	+0.35(+1.75%)
Jul 18, 2011	20.38	20.55	19.72	19.74	235,390	-0.72(-3.53%)
Jul 15, 2011	20.38	20.53	20.15	20.47	255,695	+0.15(+0.73%)
Jul 14, 2011	20.67	20.76	20.23	20.32	326,252	-0.25(-1.24%)
Jul 13, 2011	20.65	21.07	20.51	20.57	293,449	+0.09(+0.44%)
Jul 12, 2011	20.27	20.67	20.27	20.48	275,774	+0.11(+0.56%)
Jul 11, 2011	20.61	20.68	20.21	20.37	375,467	-0.57(-2.71%)
Jul 08, 2011	20.96	21.07	20.65	20.93	214,597	-0.33(-1.55%)
Jul 07, 2011	21.04	21.44	20.98	21.26	281,686	+0.41(+1.97%)
Jul 06, 2011	20.58	20.95	20.43	20.85	254,088	+0.23(+1.12%)
Jul 05, 2011	20.58	20.70	20.28	20.62	233,017	+0.03(+0.16%)
Jul 01, 2011	20.19	20.69	20.15	20.59	243,337	+0.43(+2.12%)
Jun 30, 2011	20.27	20.54	20.11	20.16	354,299	-0.04(-0.20%)
Jun 29, 2011	20.12	20.38	19.92	20.20	242,504	+0.13(+0.66%)
Jun 28, 2011	20.30	20.49	19.88	20.07	464,088	-0.10(-0.49%)
Jun 27, 2011	19.96	20.28	19.71	20.17	296,968	+0.20(+0.98%)
Jun 24, 2011	20.15	20.33	19.85	19.97	719,700	-0.09(-0.45%)
Jun 23, 2011	19.45	20.17	19.28	20.06	515,337	+0.25(+1.28%)
Jun 22, 2011	20.46	20.51	19.34	19.81	995,359	-0.80(-3.89%)
Jun 21, 2011	20.50	20.73	20.47	20.61	368,908	+0.26(+1.29%)
Jun 20, 2011	20.47	20.51	20.31	20.35	367,145	-0.31(-1.50%)
Jun 17, 2011	20.33	21.03	20.24	20.66	649,001	+0.61(+3.02%)
Jun 16, 2011	20.09	20.44	19.93	20.06	328,063	-0.01(-0.04%)
Jun 15, 2011	20.72	20.77	19.85	20.06	558,039	-0.96(-4.55%)
Jun 14, 2011	20.58	21.13	20.58	21.02	218,966	+0.66(+3.25%)
Jun 13, 2011	20.14	20.46	20.12	20.36	294,972	+0.26(+1.30%)
Jun 10, 2011	20.15	20.32	19.86	20.10	301,947	-0.20(-0.97%)
Jun 09, 2011	20.25	20.60	20.15	20.29	211,451	+0.10(+0.49%)
Jun 08, 2011	20.48	20.64	20.14	20.19	320,011	-0.41(-1.98%)
Jun 07, 2011	20.44	20.74	20.30	20.60	278,923	+0.29(+1.45%)
Jun 06, 2011	20.71	20.84	20.24	20.31	336,245	-0.39(-1.90%)
Jun 03, 2011	21.03	21.11	20.65	20.70	227,407	-0.72(-3.36%)
May 24, 2011	21.65	21.67	21.39	21.42	310,812	-0.09(-0.42%)
May 23, 2011	21.89	22.08	21.47	21.51	308,387	-0.76(-3.41%)
May 20, 2011	22.14	22.54	21.94	22.27	223,597	+0.02(+0.11%)
May 19, 2011	22.35	22.66	22.07	22.25	221,689	+0.00(+0.00%)
May 18, 2011	21.97	22.44	21.89	22.25	287,067	+0.38(+1.72%)
May 17, 2011	22.27	22.43	21.85	21.87	254,110	-0.52(-2.30%)
May 16, 2011	22.42	22.76	22.25	22.39	220,751	-0.19(-0.83%)
May 13, 2011	23.20	23.27	22.42	22.57	205,650	-0.61(-2.61%)
May 12, 2011	22.96	23.51	22.65	23.18	457,172	+0.11(+0.50%)
May 11, 2011	23.15	23.29	22.81	23.06	349,835	-0.17(-0.74%)
May 10, 2011	22.31	23.32	22.31	23.24	336,851	+0.98(+4.41%)
May 09, 2011	22.25	22.39	21.69	22.25	267,416	-0.02(-0.11%)
May 06, 2011	22.94	23.05	22.10	22.28	424,122	-0.32(-1.41%)
May 05, 2011	21.52	23.49	21.52	22.60	1,322,836	+1.02(+4.74%)
May 04, 2011	21.49	21.74	21.21	21.58	451,331	+0.04(+0.19%)
May 03, 2011	21.65	21.68	21.18	21.54	272,404	-0.20(-0.94%)

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