Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	21.92	22.17	21.59	21.79	5,229,144	-0.30(-1.37%)
Jul 28, 2011	22.44	22.58	22.05	22.09	5,064,055	-0.40(-1.78%)
Jul 27, 2011	23.87	23.87	22.39	22.50	15,533,814	-0.82(-3.53%)
Jul 26, 2011	23.69	23.70	23.23	23.32	7,221,254	-0.25(-1.08%)
Jul 25, 2011	23.36	23.82	23.17	23.57	6,570,381	+0.14(+0.59%)
Jul 22, 2011	23.47	23.55	23.40	23.44	7,518,844	+0.04(+0.17%)
Jul 21, 2011	23.54	23.63	23.28	23.40	8,841,477	-0.12(-0.50%)
Jul 20, 2011	23.70	23.70	23.35	23.51	9,559,235	-0.09(-0.37%)
Jul 19, 2011	23.31	23.74	23.31	23.60	9,467,355	+0.48(+2.08%)
Jul 18, 2011	23.06	23.17	22.83	23.12	5,733,849	+0.01(+0.04%)
Jul 15, 2011	23.14	23.28	22.94	23.11	10,846,990	+0.09(+0.38%)
Jul 14, 2011	23.00	23.27	22.71	23.02	9,563,500	-0.39(-1.67%)
Jul 13, 2011	22.87	23.98	22.85	23.42	14,256,597	-0.25(-1.08%)
Jul 12, 2011	23.90	24.06	23.63	23.67	5,454,247	-0.22(-0.90%)
Jul 11, 2011	24.44	24.45	23.76	23.89	3,752,574	-0.65(-2.63%)
Jul 08, 2011	24.07	24.53	23.98	24.53	4,368,713	+0.22(+0.89%)
Jul 07, 2011	24.08	24.41	23.97	24.32	3,875,246	+0.47(+1.97%)
Jul 06, 2011	23.83	24.04	23.72	23.85	4,199,528	+0.03(+0.12%)
Jul 05, 2011	23.75	24.33	23.65	23.82	5,181,529	+0.13(+0.54%)
Jul 01, 2011	23.08	23.70	22.92	23.69	5,013,468	+0.58(+2.50%)
Jun 30, 2011	23.12	23.23	22.85	23.11	4,449,315	-0.01(-0.04%)
Jun 29, 2011	22.02	23.45	22.02	23.12	8,900,734	+1.04(+4.70%)
Jun 28, 2011	21.37	22.11	21.28	22.08	6,110,209	+0.82(+3.87%)
Jun 27, 2011	21.33	21.43	21.15	21.26	4,916,871	-0.06(-0.28%)
Jun 24, 2011	21.42	21.45	21.16	21.32	5,126,697	-0.13(-0.59%)
Jun 23, 2011	21.81	21.81	21.03	21.45	10,950,199	-0.63(-2.84%)
Jun 22, 2011	22.12	22.32	22.02	22.07	2,395,508	-0.14(-0.62%)
Jun 21, 2011	22.03	22.34	21.73	22.21	4,186,016	+0.31(+1.43%)
Jun 20, 2011	21.96	22.03	21.74	21.90	2,763,102	+0.12(+0.54%)
Jun 17, 2011	22.27	22.33	21.74	21.78	5,166,730	-0.18(-0.80%)
Jun 16, 2011	22.26	22.39	21.75	21.96	4,654,195	-0.29(-1.32%)
Jun 15, 2011	22.49	22.91	22.20	22.25	7,080,187	-0.47(-2.05%)
Jun 14, 2011	22.48	22.79	22.33	22.72	4,903,588	+0.40(+1.78%)
Jun 13, 2011	22.36	22.54	22.28	22.32	4,171,123	-0.01(-0.07%)
Jun 10, 2011	22.50	22.72	22.31	22.33	4,184,345	-0.29(-1.28%)
Jun 09, 2011	22.36	22.69	22.08	22.62	3,609,701	+0.37(+1.67%)
Jun 08, 2011	22.80	22.87	22.17	22.25	6,810,574	-0.62(-2.70%)
Jun 07, 2011	23.36	23.36	22.60	22.87	6,811,966	-0.44(-1.87%)
Jun 06, 2011	23.75	23.82	23.22	23.30	4,261,874	-0.23(-0.98%)
Jun 03, 2011	23.64	24.07	23.45	23.53	7,191,202	+0.82(+3.62%)
May 24, 2011	22.96	23.10	22.59	22.71	2,950,010	-0.16(-0.69%)
May 23, 2011	22.88	22.98	22.59	22.87	3,254,021	-0.28(-1.23%)
May 20, 2011	23.22	23.40	22.96	23.15	4,556,422	-0.14(-0.59%)
May 19, 2011	23.20	23.45	23.10	23.29	3,728,504	+0.06(+0.25%)
May 18, 2011	22.76	23.36	22.75	23.23	3,482,937	+0.33(+1.45%)
May 17, 2011	22.63	23.20	22.61	22.90	5,825,613	+0.26(+1.17%)
May 16, 2011	23.07	23.19	22.62	22.63	5,590,238	-0.58(-2.49%)
May 13, 2011	22.45	23.55	22.45	23.21	10,896,564	+0.80(+3.58%)
May 12, 2011	22.13	22.61	21.98	22.41	4,329,392	+0.26(+1.19%)
May 11, 2011	22.18	22.50	21.87	22.14	5,750,203	-0.15(-0.66%)
May 10, 2011	21.63	22.40	21.52	22.29	7,562,012	+0.71(+3.27%)
May 09, 2011	21.30	21.77	21.24	21.58	5,721,866	+0.28(+1.33%)
May 06, 2011	21.23	21.71	20.94	21.30	7,711,785	+0.07(+0.32%)
May 05, 2011	20.42	21.27	20.20	21.23	18,429,336	+1.72(+8.84%)
May 04, 2011	19.77	19.89	19.10	19.51	7,198,517	-0.23(-1.19%)
May 03, 2011	19.87	20.30	19.54	19.74	3,541,453	-0.14(-0.69%)

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