Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	20.32	20.59	20.31	20.42	94,738	-0.12(-0.57%)
Jul 28, 2011	20.53	20.74	20.51	20.54	165,124	+0.03(+0.15%)
Jul 27, 2011	20.73	20.76	20.49	20.50	60,578	-0.30(-1.43%)
Jul 26, 2011	20.93	20.93	20.80	20.80	41,398	-0.11(-0.55%)
Jul 25, 2011	20.91	21.02	20.91	20.92	95,007	-0.21(-0.98%)
Jul 22, 2011	21.13	21.13	21.11	21.13	39,109	-0.01(-0.04%)
Jul 21, 2011	21.00	21.15	21.00	21.13	73,488	+0.19(+0.89%)
Jul 20, 2011	21.06	21.06	20.88	20.95	35,755	-0.06(-0.30%)
Jul 19, 2011	20.80	21.03	20.79	21.01	55,668	+0.34(+1.66%)
Jul 18, 2011	20.77	20.77	20.55	20.67	30,055	-0.17(-0.82%)
Jul 15, 2011	20.87	20.87	20.69	20.84	74,821	+0.06(+0.30%)
Jul 14, 2011	20.92	20.98	20.74	20.78	95,687	-0.11(-0.52%)
Jul 13, 2011	20.98	21.01	20.84	20.88	62,844	+0.02(+0.10%)
Jul 12, 2011	20.88	21.01	20.86	20.86	88,136	-0.08(-0.39%)
Jul 11, 2011	20.99	21.06	20.90	20.94	103,258	-0.27(-1.25%)
Jul 08, 2011	21.08	21.21	21.08	21.21	62,081	-0.08(-0.37%)
Jul 07, 2011	21.31	21.33	21.26	21.29	164,142	+0.16(+0.74%)
Jul 06, 2011	21.07	21.18	21.04	21.13	67,410	+0.08(+0.37%)
Jul 05, 2011	21.03	21.10	21.02	21.05	304,310	+0.03(+0.14%)
Jul 01, 2011	20.77	21.05	20.74	21.02	124,505	+0.23(+1.10%)
Jun 30, 2011	20.69	20.82	20.66	20.79	71,812	+0.18(+0.88%)
Jun 29, 2011	20.60	20.65	20.56	20.61	72,867	+0.12(+0.59%)
Jun 28, 2011	20.38	20.49	20.38	20.49	48,266	+0.17(+0.82%)
Jun 27, 2011	20.24	20.39	20.24	20.33	42,351	+0.11(+0.55%)
Jun 24, 2011	20.32	20.36	20.19	20.22	18,904	-0.19(-0.93%)
Jun 23, 2011	20.31	20.40	20.17	20.40	97,266	-0.11(-0.56%)
Jun 22, 2011	20.59	20.64	20.52	20.52	50,906	-0.12(-0.58%)
Jun 21, 2011	20.60	20.68	20.57	20.64	90,317	+0.12(+0.59%)
Jun 20, 2011	20.51	20.53	20.49	20.52	99,745	+0.18(+0.90%)
Jun 17, 2011	20.40	20.43	20.33	20.34	45,210	+0.12(+0.58%)
Jun 16, 2011	20.15	20.30	20.10	20.22	105,531	+0.07(+0.33%)
Jun 15, 2011	20.34	20.37	20.08	20.15	83,082	-0.33(-1.59%)
Jun 14, 2011	20.38	20.53	20.35	20.48	92,308	+0.28(+1.40%)
Jun 13, 2011	20.15	20.26	20.12	20.19	143,420	+0.09(+0.44%)
Jun 10, 2011	20.28	20.29	20.09	20.10	81,411	-0.26(-1.27%)
Jun 09, 2011	20.25	20.45	20.19	20.36	253,594	+0.16(+0.79%)
Jun 08, 2011	20.23	20.24	20.15	20.20	748,787	-0.08(-0.40%)
Jun 07, 2011	20.37	20.39	20.27	20.28	146,577	-0.05(-0.22%)
Jun 06, 2011	20.44	20.46	20.33	20.33	416,154	-0.14(-0.71%)
Jun 03, 2011	20.61	20.61	20.45	20.47	238,297	-0.41(-1.97%)
May 24, 2011	20.95	20.96	20.86	20.89	109,370	-0.02(-0.09%)
May 23, 2011	20.92	20.95	20.84	20.90	91,347	-0.17(-0.83%)
May 20, 2011	21.19	21.19	21.03	21.08	133,467	-0.11(-0.51%)
May 19, 2011	21.14	21.20	21.07	21.19	1,042,398	+0.11(+0.51%)
May 18, 2011	20.96	21.09	20.91	21.08	1,042,617	+0.15(+0.72%)
May 17, 2011	20.88	20.96	20.83	20.93	178,461	+0.00(+0.00%)
May 16, 2011	20.93	21.02	20.91	20.93	431,707	-0.06(-0.29%)
May 13, 2011	21.08	21.12	20.96	20.99	185,626	-0.05(-0.24%)
May 12, 2011	20.76	21.06	20.76	21.04	1,051,793	+0.22(+1.07%)
May 11, 2011	20.87	20.93	20.75	20.82	63,308	-0.08(-0.36%)
May 10, 2011	20.79	20.92	20.79	20.89	1,008,803	+0.13(+0.64%)
May 09, 2011	20.74	20.79	20.69	20.76	43,708	+0.05(+0.22%)
May 06, 2011	20.76	20.89	20.66	20.71	83,883	+0.06(+0.31%)
May 05, 2011	20.67	20.81	20.60	20.65	129,592	-0.14(-0.68%)
May 04, 2011	20.85	20.86	20.75	20.79	27,503	-0.01(-0.06%)
May 03, 2011	20.80	20.83	20.75	20.80	305,179	-0.01(-0.06%)

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