Date	Open	High	Low	Close	Volume	Change (%)
Jun 30, 2011	20.83	20.86	20.75	20.83	364,995	+0.02(+0.09%)
Jun 29, 2011	20.83	20.83	20.66	20.81	390,493	+0.01(+0.04%)
Jun 28, 2011	20.83	20.83	20.59	20.80	313,149	+0.06(+0.30%)
Jun 27, 2011	20.74	20.88	20.69	20.74	614,634	+0.03(+0.14%)
Jun 24, 2011	20.60	20.76	20.53	20.71	905,346	+0.13(+0.65%)
Jun 23, 2011	20.44	20.67	20.33	20.58	649,121	-0.04(-0.19%)
Jun 22, 2011	20.59	20.72	20.59	20.62	536,614	-0.03(-0.14%)
Jun 21, 2011	20.49	20.68	20.42	20.65	485,365	+0.27(+1.31%)
Jun 20, 2011	20.39	20.42	20.35	20.38	450,801	+0.18(+0.87%)
Jun 17, 2011	20.47	20.47	20.12	20.20	685,362	-0.12(-0.59%)
Jun 16, 2011	20.33	20.41	20.24	20.32	519,348	+0.03(+0.16%)
Jun 15, 2011	20.33	20.42	20.24	20.29	539,121	-0.13(-0.63%)
Jun 14, 2011	20.41	20.50	20.25	20.42	431,351	+0.17(+0.82%)
Jun 13, 2011	20.21	20.33	20.09	20.25	365,109	+0.10(+0.52%)
Jun 10, 2011	20.29	20.29	20.09	20.15	571,601	-0.21(-1.01%)
Jun 09, 2011	20.51	20.55	20.30	20.35	673,372	-0.08(-0.38%)
Jun 08, 2011	20.44	20.57	20.40	20.43	464,652	-0.10(-0.46%)
Jun 07, 2011	20.59	20.63	20.37	20.52	578,312	+0.04(+0.22%)
Jun 06, 2011	20.43	20.60	20.28	20.48	652,706	+0.10(+0.51%)
Jun 03, 2011	20.40	20.55	20.34	20.38	503,427	-0.11(-0.54%)
May 24, 2011	20.43	20.71	20.43	20.49	797,241	+0.15(+0.75%)
May 23, 2011	20.34	20.42	20.26	20.33	368,076	-0.26(-1.26%)
May 20, 2011	20.56	20.70	20.51	20.59	642,528	-0.04(-0.22%)
May 19, 2011	20.75	20.75	20.60	20.64	1,010,864	-0.00(-0.01%)
May 18, 2011	20.54	20.64	20.49	20.64	830,159	+0.11(+0.55%)
May 17, 2011	20.41	20.54	20.35	20.53	1,026,550	+0.02(+0.12%)
May 16, 2011	20.43	20.60	20.35	20.50	801,687	-0.02(-0.12%)
May 13, 2011	20.64	20.73	20.48	20.53	1,116,640	-0.09(-0.45%)
May 12, 2011	20.04	20.63	20.00	20.62	830,757	+0.49(+2.44%)
May 11, 2011	20.21	20.29	20.06	20.13	734,191	-0.09(-0.44%)
May 10, 2011	19.96	20.23	19.90	20.22	521,318	+0.37(+1.87%)
May 09, 2011	19.81	19.88	19.73	19.85	316,549	+0.01(+0.05%)
May 06, 2011	19.91	19.97	19.75	19.84	1,049,208	+0.06(+0.30%)
May 05, 2011	19.72	20.18	19.72	19.78	795,006	+0.02(+0.11%)
May 04, 2011	19.89	19.89	19.67	19.76	470,489	-0.08(-0.42%)
May 03, 2011	19.80	19.91	19.73	19.84	527,302	-0.02(-0.12%)
May 02, 2011	19.85	19.90	19.85	19.86	595,151	+0.10(+0.53%)
Apr 29, 2011	19.71	19.89	19.68	19.76	542,121	+0.12(+0.59%)
Apr 28, 2011	19.25	19.68	19.25	19.64	718,448	+0.40(+2.10%)
Apr 27, 2011	19.13	19.26	19.09	19.24	732,864	+0.11(+0.56%)
Apr 26, 2011	18.94	19.26	18.91	19.13	585,644	+0.26(+1.37%)
Apr 25, 2011	18.82	18.90	18.75	18.87	246,345	-0.01(-0.05%)
Apr 21, 2011	18.97	18.97	18.83	18.88	199,364	+0.04(+0.21%)
Apr 20, 2011	18.92	18.92	18.76	18.84	374,024	+0.16(+0.84%)
Apr 19, 2011	18.77	18.77	18.65	18.69	557,139	-0.01(-0.05%)
Apr 18, 2011	18.53	18.72	18.43	18.69	503,219	+0.01(+0.06%)
Apr 15, 2011	18.59	18.73	18.51	18.68	312,836	+0.06(+0.32%)
Apr 14, 2011	18.48	18.63	18.39	18.62	349,692	+0.02(+0.13%)
Apr 13, 2011	18.72	18.74	18.47	18.60	224,211	-0.07(-0.40%)
Apr 12, 2011	18.89	18.98	18.64	18.67	243,660	-0.29(-1.51%)
Apr 11, 2011	18.77	19.09	18.73	18.96	350,858	+0.15(+0.82%)
Apr 08, 2011	19.15	19.27	18.75	18.80	396,683	-0.25(-1.30%)
Apr 07, 2011	19.04	19.18	18.94	19.05	336,533	+0.05(+0.28%)
Apr 06, 2011	19.00	19.03	18.95	19.00	196,471	+0.09(+0.47%)
Apr 05, 2011	19.03	19.03	18.89	18.91	197,711	-0.10(-0.52%)
Apr 04, 2011	18.97	19.05	18.94	19.01	253,029	+0.11(+0.57%)

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