Date	Open	High	Low	Close	Volume	Change (%)
Jun 30, 2011	20.86	20.86	20.65	20.75	345,448	+0.02(+0.09%)
Jun 29, 2011	21.04	21.04	20.55	20.74	401,758	-0.12(-0.57%)
Jun 28, 2011	20.84	21.02	20.57	20.86	470,235	+0.01(+0.04%)
Jun 27, 2011	20.75	21.00	20.68	20.85	332,193	-0.03(-0.13%)
Jun 24, 2011	20.45	20.93	20.40	20.87	2,160,215	+0.44(+2.17%)
Jun 23, 2011	20.30	20.49	20.09	20.43	470,888	-0.15(-0.72%)
Jun 22, 2011	20.66	20.94	20.58	20.58	164,938	-0.22(-1.06%)
Jun 21, 2011	20.73	20.93	20.54	20.80	189,193	+0.25(+1.21%)
Jun 20, 2011	20.55	20.65	20.32	20.55	178,513	+0.19(+0.95%)
Jun 17, 2011	20.38	20.53	20.19	20.36	396,502	+0.07(+0.36%)
Jun 16, 2011	20.01	20.50	19.95	20.28	310,320	+0.38(+1.90%)
Jun 15, 2011	20.09	20.26	19.82	19.90	185,540	-0.42(-2.04%)
Jun 14, 2011	20.25	20.40	20.15	20.32	215,690	+0.25(+1.24%)
Jun 13, 2011	19.91	20.23	19.83	20.07	232,541	+0.15(+0.74%)
Jun 10, 2011	20.17	20.37	19.83	19.92	237,601	-0.39(-1.91%)
Jun 09, 2011	20.27	20.48	20.19	20.31	323,093	+0.12(+0.59%)
Jun 08, 2011	20.27	20.51	20.17	20.19	378,582	-0.22(-1.08%)
Jun 07, 2011	20.73	20.73	20.33	20.41	227,575	-0.13(-0.63%)
Jun 06, 2011	20.87	20.94	20.48	20.54	204,666	-0.30(-1.46%)
Jun 03, 2011	21.36	21.40	20.84	20.85	319,033	-0.97(-4.44%)
May 24, 2011	21.86	21.96	21.68	21.81	339,874	+0.05(+0.21%)
May 23, 2011	21.79	21.87	21.69	21.77	231,934	-0.10(-0.46%)
May 20, 2011	21.77	22.05	21.77	21.87	237,177	-0.05(-0.23%)
May 19, 2011	22.24	22.38	21.88	21.92	218,129	-0.14(-0.65%)
May 18, 2011	22.04	22.22	21.96	22.06	281,319	+0.10(+0.46%)
May 17, 2011	22.00	22.11	21.90	21.96	712,110	-0.08(-0.38%)
May 16, 2011	21.98	22.35	21.95	22.04	290,259	-0.10(-0.46%)
May 13, 2011	22.51	22.57	22.11	22.15	164,087	-0.34(-1.52%)
May 12, 2011	22.19	22.54	22.09	22.49	204,805	+0.24(+1.08%)
May 11, 2011	22.59	22.68	22.06	22.25	212,082	-0.45(-1.99%)
May 10, 2011	22.03	22.86	22.03	22.70	369,844	+0.84(+3.86%)
May 09, 2011	21.68	22.12	21.66	21.86	325,300	+0.22(+1.00%)
May 06, 2011	21.03	21.81	21.02	21.64	503,252	+0.77(+3.71%)
May 05, 2011	20.76	21.27	20.76	20.86	419,612	+0.02(+0.09%)
May 04, 2011	21.28	21.30	20.82	20.85	247,618	-0.43(-2.04%)
May 03, 2011	21.68	21.71	21.05	21.28	304,867	-0.46(-2.12%)
May 02, 2011	21.82	22.02	21.69	21.74	294,522	-0.05(-0.21%)
Apr 29, 2011	21.63	21.86	21.54	21.79	209,769	+0.23(+1.07%)
Apr 28, 2011	21.45	21.62	21.31	21.56	192,231	+0.07(+0.34%)
Apr 27, 2011	21.49	21.53	21.32	21.48	262,246	+0.04(+0.17%)
Apr 26, 2011	21.64	21.69	21.43	21.45	307,994	+0.02(+0.11%)
Apr 25, 2011	21.49	21.70	21.30	21.42	252,489	-0.10(-0.45%)
Apr 21, 2011	22.11	22.12	21.51	21.52	449,610	+0.01(+0.04%)
Apr 20, 2011	21.68	21.77	21.34	21.51	261,404	+0.02(+0.09%)
Apr 19, 2011	21.36	21.53	21.22	21.49	227,420	+0.11(+0.52%)
Apr 18, 2011	21.30	21.39	20.66	21.38	432,283	-0.11(-0.52%)
Apr 15, 2011	21.58	21.64	21.35	21.49	558,033	-0.20(-0.94%)
Apr 14, 2011	21.49	21.89	21.35	21.69	200,813	-0.06(-0.25%)
Apr 13, 2011	21.97	22.23	21.57	21.75	211,607	-0.18(-0.84%)
Apr 12, 2011	22.25	22.29	21.92	21.93	199,091	-0.52(-2.30%)
Apr 11, 2011	22.56	22.73	22.35	22.45	137,414	-0.15(-0.65%)
Apr 08, 2011	23.11	23.18	22.52	22.60	228,498	-0.31(-1.37%)
Apr 07, 2011	23.23	23.28	22.89	22.91	162,640	-0.26(-1.11%)
Apr 06, 2011	23.11	23.47	23.11	23.17	337,007	+0.10(+0.44%)
Apr 05, 2011	23.07	23.34	22.98	23.07	238,910	+0.01(+0.04%)
Apr 04, 2011	23.08	23.51	22.96	23.06	399,253	+0.13(+0.56%)

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