Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	19.65	19.75	19.63	19.75	1,018,003	+0.11(+0.56%)
May 23, 2011	19.66	19.73	19.60	19.64	913,540	-0.17(-0.87%)
May 20, 2011	19.87	19.88	19.73	19.81	971,230	-0.07(-0.38%)
May 19, 2011	19.84	19.89	19.77	19.89	1,067,567	+0.07(+0.36%)
May 18, 2011	19.70	19.84	19.63	19.82	1,088,037	+0.10(+0.52%)
May 17, 2011	19.69	19.81	19.65	19.71	2,119,804	+0.02(+0.10%)
May 16, 2011	19.50	19.71	19.40	19.69	2,313,146	+0.13(+0.64%)
May 13, 2011	19.81	19.83	19.55	19.57	1,509,096	-0.22(-1.13%)
May 12, 2011	19.40	19.82	19.39	19.79	1,574,386	+0.38(+1.97%)
May 11, 2011	19.45	19.52	19.34	19.41	955,638	-0.07(-0.38%)
May 10, 2011	19.37	19.50	19.34	19.48	1,013,092	+0.17(+0.86%)
May 09, 2011	19.19	19.34	19.13	19.32	920,671	+0.11(+0.59%)
May 06, 2011	19.36	19.49	19.17	19.21	1,039,131	-0.02(-0.12%)
May 05, 2011	19.27	19.38	19.17	19.23	1,224,164	-0.09(-0.45%)
May 04, 2011	19.40	19.46	19.24	19.32	1,388,764	-0.06(-0.33%)
May 03, 2011	19.30	19.40	19.23	19.38	1,341,049	+0.05(+0.26%)
May 02, 2011	19.31	19.33	19.30	19.33	889,609	-0.02(-0.08%)
Apr 29, 2011	19.23	19.39	19.16	19.34	2,351,252	+0.06(+0.33%)
Apr 28, 2011	19.16	19.31	19.10	19.28	1,246,513	+0.09(+0.49%)
Apr 27, 2011	19.08	19.19	19.01	19.19	1,099,325	+0.17(+0.87%)
Apr 26, 2011	18.90	19.10	18.87	19.02	1,243,270	+0.14(+0.75%)
Apr 25, 2011	18.84	18.89	18.76	18.88	912,682	+0.01(+0.04%)
Apr 21, 2011	19.03	19.06	18.85	18.87	908,540	-0.11(-0.58%)
Apr 20, 2011	18.72	19.01	18.69	18.98	2,031,255	+0.39(+2.10%)
Apr 19, 2011	18.56	18.66	18.45	18.59	1,874,435	+0.02(+0.09%)
Apr 18, 2011	18.78	18.82	18.57	18.58	1,835,204	-0.33(-1.75%)
Apr 15, 2011	18.85	18.91	18.78	18.91	1,872,635	+0.11(+0.57%)
Apr 14, 2011	18.71	18.85	18.68	18.80	2,381,410	+0.07(+0.36%)
Apr 13, 2011	18.71	18.78	18.68	18.73	1,432,536	+0.03(+0.17%)
Apr 12, 2011	18.69	18.80	18.68	18.70	1,481,104	+0.05(+0.28%)
Apr 11, 2011	18.69	18.86	18.59	18.65	1,834,999	+0.16(+0.84%)
Apr 08, 2011	18.63	18.72	18.48	18.49	1,314,284	-0.13(-0.72%)
Apr 07, 2011	18.67	18.70	18.54	18.63	1,613,318	+0.01(+0.06%)
Apr 06, 2011	18.71	18.74	18.60	18.61	2,035,085	-0.06(-0.34%)
Apr 05, 2011	18.72	18.79	18.63	18.68	1,747,680	-0.09(-0.46%)
Apr 04, 2011	18.74	18.79	18.66	18.76	1,530,490	+0.01(+0.04%)
Apr 01, 2011	18.79	18.84	18.71	18.76	2,446,882	+0.03(+0.17%)
Mar 31, 2011	18.56	18.80	18.53	18.72	2,774,253	+0.17(+0.91%)
Mar 30, 2011	18.56	18.56	18.56	18.56	8,522,389	-0.54(-2.81%)
Mar 29, 2011	19.41	19.55	18.83	19.09	4,286,538	-0.33(-1.69%)
Mar 28, 2011	19.48	19.56	19.42	19.42	2,051,839	+0.00(+0.00%)
Mar 25, 2011	19.32	19.47	19.31	19.42	1,260,221	+0.13(+0.69%)
Mar 24, 2011	19.25	19.32	19.16	19.29	1,011,976	+0.08(+0.43%)
Mar 23, 2011	19.10	19.22	19.06	19.21	1,532,063	+0.05(+0.27%)
Mar 22, 2011	19.34	19.35	19.15	19.15	1,368,751	-0.19(-0.99%)
Mar 21, 2011	19.34	19.36	19.30	19.35	1,119,431	+0.22(+1.15%)
Mar 18, 2011	18.92	19.15	18.88	19.13	2,030,885	+0.37(+1.96%)
Mar 17, 2011	18.76	18.82	18.67	18.76	1,141,371	+0.16(+0.88%)
Mar 16, 2011	18.76	18.86	18.49	18.60	2,639,244	-0.21(-1.14%)
Mar 15, 2011	18.69	18.88	18.66	18.81	2,245,567	-0.14(-0.76%)
Mar 14, 2011	19.07	19.10	18.90	18.96	1,583,793	-0.17(-0.90%)
Mar 11, 2011	18.99	19.15	18.92	19.13	1,284,802	+0.19(+1.01%)
Mar 10, 2011	18.99	19.05	18.90	18.94	1,344,297	-0.18(-0.92%)
Mar 09, 2011	18.88	19.13	18.88	19.11	1,012,737	+0.19(+1.01%)
Mar 08, 2011	18.73	18.98	18.67	18.92	1,839,390	+0.25(+1.34%)
Mar 07, 2011	18.94	18.94	18.63	18.67	2,365,643	-0.18(-0.98%)
Mar 04, 2011	18.99	19.04	18.76	18.85	1,541,755	-0.14(-0.74%)
Mar 03, 2011	18.74	19.04	18.70	18.99	2,061,822	+0.37(+2.00%)
Mar 02, 2011	18.52	18.65	18.48	18.62	1,754,516	+0.04(+0.23%)

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