Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	17.83	17.92	17.35	17.40	5,376,479	-0.59(-3.28%)
Jul 28, 2011	18.24	18.30	17.59	17.99	10,391,926	-0.76(-4.05%)
Jul 27, 2011	18.99	19.13	18.72	18.75	3,539,072	-0.44(-2.29%)
Jul 26, 2011	19.45	19.57	19.14	19.19	1,470,830	-0.28(-1.44%)
Jul 25, 2011	19.39	19.57	19.22	19.47	1,347,710	-0.11(-0.56%)
Jul 22, 2011	19.37	19.67	19.47	19.58	2,435,258	+0.31(+1.61%)
Jul 21, 2011	18.91	19.30	18.91	19.27	3,549,202	+0.37(+1.96%)
Jul 20, 2011	19.02	19.11	18.86	18.90	2,352,224	-0.05(-0.26%)
Jul 19, 2011	18.66	18.98	18.58	18.95	2,999,094	+0.46(+2.49%)
Jul 18, 2011	18.55	18.66	18.28	18.49	1,935,478	-0.12(-0.64%)
Jul 15, 2011	18.25	18.61	18.25	18.61	3,101,994	+0.56(+3.10%)
Jul 14, 2011	18.53	18.54	18.00	18.05	3,239,600	-0.39(-2.11%)
Jul 13, 2011	18.43	18.76	18.38	18.44	2,252,428	-0.09(-0.49%)
Jul 12, 2011	18.37	18.76	18.35	18.53	3,927,751	+0.04(+0.22%)
Jul 11, 2011	19.14	19.14	18.36	18.49	3,026,877	-0.88(-4.54%)
Jul 08, 2011	19.44	19.46	19.19	19.37	2,729,797	-0.14(-0.72%)
Jul 07, 2011	20.08	20.18	19.48	19.51	4,139,830	-0.40(-2.01%)
Jul 06, 2011	20.24	20.24	19.80	19.91	2,130,698	-0.29(-1.44%)
Jul 05, 2011	20.01	20.25	19.96	20.20	2,572,957	+0.24(+1.20%)
Jul 04, 2011	20.18	20.18	19.85	19.96	710,842	+0.15(+0.76%)
Jun 30, 2011	19.49	20.00	19.40	19.81	2,569,521	+0.50(+2.59%)
Jun 29, 2011	19.08	19.32	18.64	19.31	2,665,575	+0.41(+2.17%)
Jun 28, 2011	18.50	18.91	18.43	18.90	2,139,390	+0.44(+2.38%)
Jun 27, 2011	18.47	18.53	18.24	18.46	2,714,633	-0.10(-0.54%)
Jun 24, 2011	18.65	18.68	18.37	18.56	3,120,492	+0.03(+0.16%)
Jun 23, 2011	18.53	18.57	18.21	18.53	6,352,799	-0.39(-2.06%)
Jun 22, 2011	18.92	19.25	18.89	18.92	1,962,351	-0.10(-0.53%)
Jun 21, 2011	18.58	19.17	18.58	19.02	2,152,841	+0.52(+2.81%)
Jun 20, 2011	18.68	18.57	18.43	18.50	1,326,337	-0.09(-0.48%)
Jun 17, 2011	18.85	19.09	18.56	18.59	4,990,413	-0.25(-1.33%)
Jun 16, 2011	18.96	19.14	18.73	18.84	2,474,842	-0.12(-0.63%)
Jun 15, 2011	19.00	19.11	18.81	18.96	2,360,222	-0.19(-0.99%)
Jun 14, 2011	19.02	19.21	18.98	19.15	2,645,832	+0.25(+1.32%)
Jun 13, 2011	19.35	19.44	18.68	18.90	2,095,083	-0.49(-2.53%)
Jun 10, 2011	19.68	19.68	19.37	19.39	1,874,475	-0.37(-1.87%)
Jun 09, 2011	19.65	19.87	19.47	19.76	1,926,946	+0.21(+1.07%)
Jun 08, 2011	19.46	20.13	19.46	19.55	4,656,790	+0.08(+0.41%)
Jun 07, 2011	19.05	19.76	18.90	19.47	11,361,221	+0.48(+2.53%)
Jun 06, 2011	19.41	19.63	18.87	18.99	1,915,625	-0.52(-2.67%)
Jun 03, 2011	19.32	19.64	19.16	19.51	2,240,922	-0.31(-1.56%)
May 24, 2011	20.12	20.29	19.82	19.82	8,873,933	-0.50(-2.46%)
May 20, 2011	20.06	20.39	19.85	20.32	2,456,414	+0.13(+0.64%)
May 19, 2011	20.56	20.64	20.10	20.19	2,009,163	-0.36(-1.75%)
May 18, 2011	20.40	20.84	20.33	20.55	2,799,092	+0.34(+1.68%)
May 17, 2011	20.17	20.37	19.98	20.21	1,938,509	-0.05(-0.25%)
May 16, 2011	20.45	20.81	20.19	20.26	3,016,337	-0.19(-0.93%)
May 13, 2011	20.52	20.61	20.06	20.45	2,622,106	-0.12(-0.58%)
May 12, 2011	20.39	20.75	20.19	20.57	1,983,881	-0.07(-0.34%)
May 11, 2011	21.09	21.11	20.36	20.64	2,974,108	-0.62(-2.92%)
May 10, 2011	21.50	21.50	21.16	21.26	2,292,455	-0.26(-1.21%)
May 09, 2011	21.60	21.64	21.31	21.52	1,382,799	+0.16(+0.75%)
May 06, 2011	21.08	21.86	21.02	21.36	4,123,075	+0.44(+2.10%)
May 05, 2011	21.02	21.46	20.78	20.92	3,025,902	-0.19(-0.90%)
May 04, 2011	21.26	21.37	20.60	21.11	5,293,775	-1.32(-5.88%)
May 03, 2011	22.97	22.97	21.82	22.43	2,273,172	-0.50(-2.18%)

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