Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	21.66	21.76	21.26	21.49	368,845	-0.07(-0.31%)
Apr 28, 2011	21.60	21.75	21.43	21.55	418,817	-0.09(-0.44%)
Apr 27, 2011	22.01	22.01	21.40	21.65	740,738	-0.45(-2.04%)
Apr 26, 2011	21.68	22.20	21.56	22.10	551,606	+0.42(+1.95%)
Apr 25, 2011	21.55	21.68	21.41	21.68	227,104	+0.02(+0.08%)
Apr 21, 2011	21.84	22.08	21.53	21.66	252,136	+0.03(+0.13%)
Apr 20, 2011	21.83	21.87	21.51	21.63	296,499	+0.16(+0.72%)
Apr 19, 2011	21.43	21.69	21.25	21.48	197,638	+0.11(+0.49%)
Apr 18, 2011	21.40	21.42	21.12	21.37	333,072	-0.31(-1.44%)
Apr 15, 2011	21.48	21.68	21.42	21.68	549,596	+0.13(+0.62%)
Apr 14, 2011	21.32	21.65	21.01	21.55	299,193	+0.13(+0.60%)
Apr 13, 2011	21.75	21.81	21.16	21.42	394,482	-0.13(-0.59%)
Apr 12, 2011	21.89	22.11	21.54	21.55	354,784	-0.53(-2.42%)
Apr 11, 2011	21.93	22.27	21.68	22.08	323,748	+0.10(+0.45%)
Apr 08, 2011	22.52	22.61	21.83	21.98	443,394	-0.54(-2.39%)
Apr 07, 2011	22.56	22.64	22.36	22.52	456,304	+0.02(+0.07%)
Apr 06, 2011	22.58	22.74	22.46	22.50	341,043	-0.02(-0.07%)
Apr 05, 2011	22.57	22.65	22.42	22.52	378,734	-0.02(-0.07%)
Apr 04, 2011	22.67	22.74	22.48	22.54	375,044	+0.00(+0.00%)
Apr 01, 2011	22.52	22.75	22.40	22.54	460,541	+0.19(+0.87%)
Mar 31, 2011	22.11	22.43	22.11	22.34	670,930	+0.28(+1.26%)
Mar 30, 2011	22.06	22.21	21.98	22.06	606,044	+0.08(+0.38%)
Mar 29, 2011	21.69	22.06	21.55	21.98	409,378	+0.26(+1.20%)
Mar 28, 2011	21.49	21.82	21.48	21.72	262,933	+0.26(+1.19%)
Mar 25, 2011	21.68	21.99	21.32	21.46	385,833	-0.06(-0.26%)
Mar 24, 2011	21.16	21.66	21.00	21.52	527,191	+0.47(+2.22%)
Mar 23, 2011	20.94	21.17	20.76	21.05	381,288	+0.04(+0.19%)
Mar 22, 2011	21.32	21.38	20.98	21.01	308,977	-0.23(-1.07%)
Mar 21, 2011	21.32	21.43	20.99	21.24	532,927	+0.32(+1.54%)
Mar 18, 2011	21.11	21.27	20.81	20.92	1,086,551	+0.11(+0.53%)
Mar 17, 2011	21.19	21.19	20.76	20.81	416,934	-0.01(-0.05%)
Mar 16, 2011	21.29	21.29	20.71	20.82	577,305	-0.42(-1.99%)
Mar 15, 2011	20.84	21.66	20.84	21.24	1,090,484	-0.06(-0.29%)
Mar 14, 2011	20.93	21.39	20.82	21.30	586,646	+0.25(+1.19%)
Mar 11, 2011	20.37	21.12	20.37	21.05	368,529	+0.67(+3.27%)
Mar 10, 2011	20.62	20.85	20.19	20.39	511,928	-0.55(-2.63%)
Mar 09, 2011	21.00	21.12	20.71	20.94	232,473	-0.07(-0.32%)
Mar 08, 2011	20.54	21.23	20.31	21.00	334,715	+0.49(+2.41%)
Mar 07, 2011	20.78	20.89	20.32	20.51	338,459	-0.26(-1.26%)
Mar 04, 2011	20.93	20.96	20.45	20.77	353,461	-0.22(-1.06%)
Mar 03, 2011	20.89	21.09	20.87	20.99	279,301	+0.32(+1.53%)
Mar 02, 2011	20.53	20.80	20.42	20.67	412,093	-0.10(-0.48%)
Mar 01, 2011	21.45	21.45	20.74	20.77	504,659	-0.57(-2.66%)
Feb 28, 2011	21.45	21.61	21.19	21.34	493,417	-0.08(-0.36%)
Feb 25, 2011	20.81	21.42	20.69	21.42	446,678	+0.67(+3.21%)
Feb 24, 2011	20.62	20.86	20.37	20.75	673,615	+0.19(+0.92%)
Feb 23, 2011	21.04	21.13	20.55	20.56	549,501	-0.43(-2.04%)
Feb 22, 2011	21.46	21.66	20.92	20.99	562,117	-0.68(-3.15%)
Feb 18, 2011	21.84	21.86	21.51	21.68	457,177	-0.05(-0.23%)
Feb 17, 2011	21.46	21.80	21.41	21.73	343,384	+0.28(+1.32%)
Feb 16, 2011	21.43	21.53	21.29	21.44	289,651	+0.07(+0.34%)
Feb 15, 2011	21.15	21.39	21.12	21.37	505,398	+0.18(+0.87%)
Feb 14, 2011	21.37	21.45	21.11	21.19	386,556	-0.18(-0.83%)
Feb 11, 2011	21.25	21.40	21.06	21.36	296,571	+0.13(+0.63%)
Feb 10, 2011	20.80	21.36	20.72	21.23	564,582	+0.33(+1.57%)
Feb 09, 2011	20.70	21.08	20.70	20.90	624,643	-0.12(-0.56%)
Feb 08, 2011	20.55	21.12	20.47	21.02	433,593	+0.47(+2.27%)
Feb 07, 2011	20.29	20.61	20.15	20.55	535,626	+0.22(+1.09%)
Feb 04, 2011	20.50	20.67	20.12	20.33	430,414	-0.09(-0.44%)
Feb 03, 2011	20.77	20.77	20.31	20.42	370,418	-0.40(-1.92%)
Feb 02, 2011	20.99	21.12	20.75	20.82	215,415	-0.16(-0.77%)

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