Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	21.19	21.64	21.15	21.58	1,000,026	+0.20(+0.94%)
Jul 28, 2011	21.00	21.38	20.99	21.38	565,331	+0.38(+1.81%)
Jul 27, 2011	21.45	21.48	20.95	21.00	904,335	-0.55(-2.55%)
Jul 26, 2011	21.52	21.65	21.28	21.55	540,929	-0.12(-0.55%)
Jul 25, 2011	21.65	21.73	21.55	21.67	644,237	-0.13(-0.60%)
Jul 22, 2011	21.87	21.84	21.69	21.80	328,363	+0.02(+0.09%)
Jul 21, 2011	21.53	21.95	21.53	21.78	687,910	+0.28(+1.30%)
Jul 20, 2011	21.64	21.64	21.44	21.50	1,132,241	-0.13(-0.60%)
Jul 19, 2011	21.27	21.74	21.27	21.63	624,767	+0.33(+1.55%)
Jul 18, 2011	21.69	21.78	21.21	21.30	476,095	-0.49(-2.25%)
Jul 15, 2011	21.72	21.90	21.62	21.79	481,595	+0.15(+0.69%)
Jul 14, 2011	21.68	22.01	21.57	21.64	1,352,191	+0.00(+0.00%)
Jul 13, 2011	21.91	22.00	21.60	21.64	937,401	-0.39(-1.77%)
Jul 12, 2011	21.55	22.04	21.42	22.03	754,325	+0.35(+1.61%)
Jul 11, 2011	21.74	21.74	21.47	21.68	434,978	-0.12(-0.55%)
Jul 08, 2011	21.78	21.93	21.70	21.80	591,650	+0.00(+0.00%)
Jul 07, 2011	21.90	22.00	21.70	21.80	1,115,426	+0.00(+0.00%)
Jul 06, 2011	21.75	22.04	21.73	21.80	1,111,260	-0.17(-0.77%)
Jul 05, 2011	21.75	22.19	21.75	21.97	911,177	+0.17(+0.78%)
Jul 04, 2011	22.00	22.04	21.60	21.80	484,752	-0.19(-0.86%)
Jun 30, 2011	21.74	22.05	21.64	21.99	2,111,712	+0.40(+1.85%)
Jun 29, 2011	21.22	21.73	21.21	21.59	1,860,819	+0.33(+1.55%)
Jun 28, 2011	20.98	21.27	20.80	21.26	996,064	+0.35(+1.67%)
Jun 27, 2011	20.48	20.92	20.48	20.91	585,197	+0.34(+1.65%)
Jun 24, 2011	20.74	20.74	20.50	20.57	1,039,419	-0.03(-0.15%)
Jun 23, 2011	20.56	20.73	20.42	20.60	755,347	-0.12(-0.58%)
Jun 22, 2011	20.87	21.13	20.72	20.72	560,345	-0.15(-0.72%)
Jun 21, 2011	20.57	21.07	20.51	20.87	871,232	+0.52(+2.56%)
Jun 20, 2011	20.29	20.40	20.30	20.35	342,454	+0.00(+0.00%)
Jun 17, 2011	20.55	20.70	20.27	20.35	1,521,384	-0.12(-0.59%)
Jun 16, 2011	20.50	20.71	20.43	20.47	1,226,681	-0.07(-0.34%)
Jun 15, 2011	20.56	20.75	20.43	20.54	570,732	-0.03(-0.15%)
Jun 14, 2011	20.42	20.63	20.36	20.57	958,170	+0.27(+1.33%)
Jun 13, 2011	20.44	20.44	20.18	20.30	483,440	-0.15(-0.73%)
Jun 10, 2011	20.64	20.72	20.41	20.45	477,355	-0.24(-1.16%)
Jun 09, 2011	20.86	20.86	20.62	20.69	1,084,553	-0.09(-0.43%)
Jun 08, 2011	20.56	21.05	20.55	20.78	1,495,976	+0.03(+0.14%)
Jun 07, 2011	20.43	20.81	20.41	20.75	545,028	+0.24(+1.17%)
Jun 06, 2011	20.54	20.67	20.35	20.51	687,370	-0.01(-0.05%)
Jun 03, 2011	20.40	20.52	20.22	20.52	756,092	+0.04(+0.20%)
May 24, 2011	20.49	20.50	20.11	20.48	599,355	-0.12(-0.58%)
May 20, 2011	20.75	20.79	20.52	20.60	553,091	-0.17(-0.82%)
May 19, 2011	20.26	20.78	20.26	20.77	733,141	+0.36(+1.76%)
May 18, 2011	20.05	20.41	20.05	20.41	791,641	+0.31(+1.54%)
May 17, 2011	20.01	20.16	20.01	20.10	374,001	+0.10(+0.50%)
May 16, 2011	19.95	20.08	19.86	20.00	742,131	+0.00(+0.00%)
May 13, 2011	20.10	20.15	20.00	20.00	292,074	-0.09(-0.45%)
May 12, 2011	19.85	20.09	19.80	20.09	345,401	+0.19(+0.95%)
May 11, 2011	20.00	20.09	19.87	19.90	525,576	-0.14(-0.70%)
May 10, 2011	20.18	20.18	20.00	20.04	429,756	-0.06(-0.30%)
May 09, 2011	20.10	20.19	20.02	20.10	265,718	-0.01(-0.05%)
May 06, 2011	20.09	20.17	19.90	20.11	568,090	+0.06(+0.30%)
May 05, 2011	19.95	20.22	19.90	20.05	870,698	+0.04(+0.20%)
May 04, 2011	20.06	20.06	19.91	20.01	458,542	+0.01(+0.05%)
May 03, 2011	20.20	20.20	19.92	20.00	748,155	-0.18(-0.89%)

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