Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	23.49	23.53	23.31	23.36	922,857	-0.16(-0.68%)
May 23, 2011	23.50	23.52	23.15	23.52	1,252,382	-0.21(-0.89%)
May 20, 2011	24.06	24.06	23.66	23.73	1,364,409	-0.67(-2.74%)
May 19, 2011	24.45	24.49	24.17	24.40	964,005	+0.05(+0.22%)
May 18, 2011	24.06	24.37	23.95	24.35	710,295	+0.34(+1.44%)
May 17, 2011	23.76	24.15	23.73	24.00	2,214,607	+0.21(+0.86%)
May 16, 2011	23.54	23.92	23.53	23.80	1,097,979	+0.17(+0.70%)
May 13, 2011	23.84	23.86	23.54	23.63	880,160	-0.17(-0.70%)
May 12, 2011	23.50	23.86	23.44	23.80	638,696	+0.25(+1.04%)
May 11, 2011	23.64	23.81	23.43	23.55	529,953	-0.12(-0.50%)
May 10, 2011	23.65	23.86	23.50	23.67	783,985	+0.11(+0.45%)
May 09, 2011	23.24	23.58	23.21	23.56	493,844	+0.32(+1.40%)
May 06, 2011	23.29	23.38	23.02	23.24	873,251	+0.20(+0.86%)
May 05, 2011	23.13	23.28	22.95	23.04	699,912	-0.19(-0.83%)
May 04, 2011	23.39	23.40	23.16	23.23	930,291	-0.11(-0.48%)
May 03, 2011	23.41	23.49	23.15	23.35	864,433	-0.13(-0.56%)
May 02, 2011	23.60	23.62	22.98	23.48	1,605,706	+0.46(+2.02%)
Apr 29, 2011	22.88	23.07	22.86	23.01	718,011	+0.10(+0.43%)
Apr 28, 2011	22.56	22.98	22.56	22.91	1,077,205	+0.36(+1.59%)
Apr 27, 2011	22.40	22.72	22.38	22.56	1,230,252	+0.15(+0.65%)
Apr 26, 2011	22.41	22.56	22.34	22.41	835,121	+0.04(+0.18%)
Apr 25, 2011	22.49	22.53	22.22	22.37	541,808	-0.11(-0.50%)
Apr 21, 2011	22.30	22.50	22.23	22.48	582,795	+0.33(+1.50%)
Apr 20, 2011	22.19	22.23	22.05	22.15	682,217	+0.22(+1.00%)
Apr 19, 2011	21.97	22.01	21.71	21.93	640,875	+0.12(+0.55%)
Apr 18, 2011	21.91	21.94	21.58	21.81	891,093	-0.33(-1.50%)
Apr 15, 2011	22.13	22.32	21.97	22.15	802,341	+0.08(+0.36%)
Apr 14, 2011	21.84	22.13	21.81	22.07	853,417	+0.07(+0.30%)
Apr 13, 2011	21.99	22.12	21.88	22.00	989,887	+0.15(+0.70%)
Apr 12, 2011	21.93	22.07	21.84	21.85	671,273	-0.08(-0.37%)
Apr 11, 2011	21.88	22.00	21.85	21.93	540,242	+0.04(+0.19%)
Apr 08, 2011	22.07	22.17	21.80	21.89	677,594	-0.21(-0.93%)
Apr 07, 2011	21.95	22.15	21.93	22.09	1,109,181	+0.09(+0.42%)
Apr 06, 2011	21.89	22.07	21.85	22.00	728,637	+0.16(+0.73%)
Apr 05, 2011	21.78	21.90	21.74	21.84	793,971	+0.05(+0.24%)
Apr 04, 2011	21.77	21.85	21.72	21.79	1,259,154	+0.09(+0.40%)
Apr 01, 2011	21.43	21.83	21.32	21.70	1,685,637	+0.44(+2.05%)
Mar 31, 2011	21.19	21.33	21.19	21.27	1,042,089	+0.03(+0.12%)
Mar 30, 2011	21.24	21.33	21.21	21.24	787,788	+0.05(+0.25%)
Mar 29, 2011	20.99	21.23	20.99	21.19	1,140,204	+0.17(+0.83%)
Mar 28, 2011	20.80	21.15	20.80	21.01	1,290,890	+0.20(+0.98%)
Mar 25, 2011	20.87	20.90	20.70	20.81	654,680	-0.02(-0.10%)
Mar 24, 2011	20.74	20.88	20.63	20.83	900,829	+0.17(+0.80%)
Mar 23, 2011	20.72	20.74	20.45	20.67	870,432	-0.11(-0.51%)
Mar 22, 2011	20.94	21.02	20.68	20.77	1,409,827	-0.20(-0.98%)
Mar 21, 2011	21.17	21.32	20.96	20.98	772,344	+0.12(+0.57%)
Mar 18, 2011	21.04	21.12	20.71	20.86	1,964,402	+0.00(+0.00%)
Mar 17, 2011	21.00	21.08	20.79	20.86	1,354,135	+0.10(+0.48%)
Mar 16, 2011	20.78	20.98	20.64	20.76	1,735,616	+0.00(+0.02%)
Mar 15, 2011	20.53	20.90	20.40	20.75	1,042,579	-0.18(-0.87%)
Mar 14, 2011	21.00	21.15	20.79	20.94	1,664,169	-0.22(-1.03%)
Mar 11, 2011	21.35	21.54	21.15	21.15	1,618,488	-0.27(-1.26%)
Mar 10, 2011	21.53	21.58	21.29	21.43	1,935,479	-0.29(-1.34%)
Mar 09, 2011	22.03	22.03	21.67	21.72	1,383,923	-0.35(-1.59%)
Mar 08, 2011	21.74	22.10	21.67	22.07	978,104	+0.31(+1.43%)
Mar 07, 2011	21.96	22.17	21.72	21.76	2,253,089	-0.20(-0.93%)
Mar 04, 2011	21.99	22.07	21.66	21.96	984,882	-0.08(-0.35%)
Mar 03, 2011	21.87	22.14	21.87	22.04	1,177,090	+0.29(+1.33%)
Mar 02, 2011	21.80	21.95	21.70	21.75	1,329,046	-0.01(-0.06%)

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