Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	21.88	21.95	21.57	21.65	216,475	-0.12(-0.56%)
May 23, 2011	21.67	21.94	21.57	21.77	175,967	-0.21(-0.96%)
May 20, 2011	22.08	22.18	21.74	21.98	271,913	-0.17(-0.77%)
May 19, 2011	22.20	22.27	21.92	22.15	257,852	+0.13(+0.59%)
May 18, 2011	21.87	22.02	21.66	22.02	262,470	+0.20(+0.90%)
May 17, 2011	21.70	22.15	21.62	21.83	352,626	-0.02(-0.11%)
May 16, 2011	21.97	22.15	21.84	21.85	237,155	-0.18(-0.81%)
May 13, 2011	22.19	22.19	21.95	22.03	227,455	-0.12(-0.55%)
May 12, 2011	21.84	22.19	21.75	22.15	274,248	+0.25(+1.15%)
May 11, 2011	21.84	21.97	21.58	21.90	343,422	-0.13(-0.59%)
May 10, 2011	21.95	22.03	21.84	22.03	312,626	+0.21(+0.97%)
May 09, 2011	21.75	21.97	21.62	21.82	370,778	+0.02(+0.11%)
May 06, 2011	21.91	22.10	21.66	21.80	298,411	-0.03(-0.15%)
May 05, 2011	21.95	22.10	21.73	21.83	306,995	-0.26(-1.18%)
May 04, 2011	21.88	22.50	21.82	22.09	364,188	+0.24(+1.12%)
May 03, 2011	22.88	22.89	21.45	21.84	380,963	-0.10(-0.45%)
May 02, 2011	21.99	21.99	21.94	21.94	152,093	-0.13(-0.59%)
Apr 29, 2011	22.05	22.23	21.97	22.07	164,578	-0.02(-0.11%)
Apr 28, 2011	21.98	22.10	21.84	22.10	75,720	+0.11(+0.52%)
Apr 27, 2011	21.56	21.98	21.56	21.98	270,784	+0.46(+2.12%)
Apr 26, 2011	21.66	21.77	21.49	21.53	184,250	-0.04(-0.19%)
Apr 25, 2011	21.58	21.63	21.31	21.57	88,582	-0.02(-0.08%)
Apr 21, 2011	21.54	21.59	21.42	21.58	173,628	+0.16(+0.76%)
Apr 20, 2011	21.06	21.42	21.05	21.42	112,867	+0.63(+3.01%)
Apr 19, 2011	21.09	21.14	20.68	20.79	188,257	-0.21(-1.01%)
Apr 18, 2011	20.83	21.15	20.57	21.01	154,803	-0.08(-0.39%)
Apr 15, 2011	20.82	21.14	20.74	21.09	146,698	+0.20(+0.97%)
Apr 14, 2011	20.67	20.89	20.55	20.88	139,232	+0.09(+0.43%)
Apr 13, 2011	21.35	21.44	20.70	20.79	177,478	-0.47(-2.22%)
Apr 12, 2011	21.12	21.42	21.12	21.27	133,083	+0.00(+0.00%)
Apr 11, 2011	21.45	21.64	21.17	21.27	84,443	-0.22(-1.02%)
Apr 08, 2011	21.98	22.05	21.42	21.49	128,336	-0.36(-1.64%)
Apr 07, 2011	21.94	22.10	21.75	21.84	149,678	-0.07(-0.33%)
Apr 06, 2011	21.93	22.14	21.86	21.92	211,407	+0.09(+0.41%)
Apr 05, 2011	21.57	21.89	21.50	21.83	114,536	+0.26(+1.21%)
Apr 04, 2011	21.66	21.76	21.52	21.57	90,788	-0.05(-0.23%)
Apr 01, 2011	21.43	21.71	21.43	21.62	106,593	+0.36(+1.69%)
Mar 31, 2011	21.41	21.53	21.22	21.26	310,169	-0.16(-0.76%)
Mar 30, 2011	21.42	21.42	21.42	21.42	205,427	+0.24(+1.15%)
Mar 29, 2011	21.01	21.26	20.99	21.18	230,283	+0.11(+0.50%)
Mar 28, 2011	21.26	21.37	21.07	21.07	225,664	-0.08(-0.38%)
Mar 25, 2011	20.97	21.37	20.89	21.15	268,601	+0.19(+0.89%)
Mar 24, 2011	21.17	21.17	20.83	20.96	123,812	-0.11(-0.54%)
Mar 23, 2011	21.05	21.17	20.98	21.08	166,020	+0.00(+0.00%)
Mar 22, 2011	21.17	21.17	20.98	21.08	84,492	-0.05(-0.23%)
Mar 21, 2011	21.14	21.14	21.02	21.13	151,558	+0.46(+2.25%)
Mar 18, 2011	20.32	20.68	20.25	20.66	402,623	+0.61(+3.04%)
Mar 17, 2011	20.48	20.48	20.02	20.05	241,175	-0.04(-0.20%)
Mar 16, 2011	20.40	20.55	20.03	20.09	205,011	-0.35(-1.71%)
Mar 15, 2011	20.37	20.61	20.33	20.44	270,527	-0.16(-0.79%)
Mar 14, 2011	20.24	20.67	20.24	20.61	183,933	+0.15(+0.72%)
Mar 11, 2011	20.31	20.59	20.27	20.46	196,178	+0.07(+0.36%)
Mar 10, 2011	20.69	20.72	20.22	20.39	389,293	-0.46(-2.22%)
Mar 09, 2011	20.85	20.96	20.73	20.85	136,060	-0.09(-0.43%)
Mar 08, 2011	20.79	21.12	20.59	20.94	190,547	+0.22(+1.06%)
Mar 07, 2011	21.08	21.21	20.52	20.72	318,484	-0.41(-1.92%)
Mar 04, 2011	21.08	21.26	20.90	21.13	335,038	-0.02(-0.08%)
Mar 03, 2011	21.95	21.95	20.80	21.14	674,195	-0.92(-4.16%)
Mar 02, 2011	21.66	22.22	21.13	22.06	1,015,220	+0.32(+1.46%)

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