Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	22.88	22.92	22.63	22.79	127,375	+0.09(+0.40%)
Apr 28, 2011	23.09	23.09	22.63	22.70	160,960	-0.36(-1.55%)
Apr 27, 2011	23.04	23.11	22.80	23.06	62,921	+0.09(+0.40%)
Apr 26, 2011	22.92	23.09	22.81	22.96	108,510	+0.06(+0.28%)
Apr 25, 2011	23.07	23.07	22.76	22.90	81,479	-0.23(-0.99%)
Apr 21, 2011	22.74	23.16	22.73	23.13	78,051	+0.41(+1.81%)
Apr 20, 2011	22.71	23.06	22.57	22.72	149,574	+0.27(+1.18%)
Apr 19, 2011	23.36	23.42	22.35	22.45	276,204	-0.95(-4.07%)
Apr 18, 2011	23.18	23.41	22.91	23.40	100,116	+0.18(+0.79%)
Apr 15, 2011	23.03	23.50	23.03	23.22	134,242	+0.23(+1.00%)
Apr 14, 2011	22.93	23.18	22.73	22.99	155,846	+0.04(+0.16%)
Apr 13, 2011	22.95	23.52	22.88	22.95	236,518	+0.27(+1.21%)
Apr 12, 2011	23.43	23.43	22.66	22.68	246,842	-0.81(-3.43%)
Apr 11, 2011	23.71	23.71	23.37	23.49	109,529	-0.22(-0.93%)
Apr 08, 2011	23.98	24.05	23.57	23.71	127,141	-0.21(-0.88%)
Apr 07, 2011	24.08	24.19	23.84	23.92	209,063	+0.01(+0.04%)
Apr 06, 2011	23.59	23.93	23.39	23.91	184,562	+0.49(+2.07%)
Apr 05, 2011	23.47	23.73	23.37	23.42	173,112	-0.04(-0.16%)
Apr 04, 2011	23.29	23.49	23.03	23.46	133,830	+0.16(+0.67%)
Apr 01, 2011	23.26	23.47	23.04	23.30	81,510	+0.12(+0.51%)
Mar 31, 2011	23.49	23.57	23.03	23.18	138,818	-0.29(-1.25%)
Mar 30, 2011	22.95	23.57	22.56	23.48	436,058	+0.66(+2.89%)
Mar 29, 2011	22.60	22.95	22.52	22.82	172,554	+0.33(+1.47%)
Mar 28, 2011	22.88	23.03	22.49	22.49	147,622	-0.36(-1.56%)
Mar 25, 2011	22.98	23.12	22.71	22.85	194,969	-0.08(-0.36%)
Mar 24, 2011	23.05	23.17	22.83	22.93	159,618	-0.06(-0.28%)
Mar 23, 2011	22.91	23.10	22.48	22.99	158,344	+0.09(+0.40%)
Mar 22, 2011	22.74	22.95	22.51	22.90	147,373	+0.38(+1.67%)
Mar 21, 2011	22.81	22.84	22.49	22.52	167,215	-0.26(-1.13%)
Mar 18, 2011	23.00	23.05	22.62	22.78	207,647	+0.04(+0.16%)
Mar 17, 2011	22.93	23.00	22.42	22.74	262,773	+0.21(+0.93%)
Mar 16, 2011	22.38	23.16	22.20	22.53	504,930	+0.32(+1.44%)
Mar 15, 2011	22.29	22.37	21.73	22.21	362,817	+0.49(+2.23%)
Mar 14, 2011	21.34	21.89	21.11	21.73	370,789	+0.43(+2.02%)
Mar 11, 2011	21.25	21.43	21.08	21.30	189,369	+0.07(+0.34%)
Mar 10, 2011	21.45	21.53	21.11	21.23	310,168	-0.31(-1.44%)
Mar 09, 2011	21.73	21.81	21.37	21.54	573,419	-0.25(-1.13%)
Mar 08, 2011	21.86	22.05	21.65	21.78	295,245	+0.04(+0.17%)
Mar 07, 2011	22.18	22.33	21.59	21.75	268,939	-0.45(-2.02%)
Mar 04, 2011	22.39	22.39	21.78	22.19	147,666	-0.21(-0.94%)
Mar 03, 2011	22.44	22.51	22.21	22.40	168,989	+0.08(+0.37%)
Mar 02, 2011	22.32	22.45	22.04	22.32	285,538	-0.09(-0.41%)
Mar 01, 2011	22.80	23.09	22.18	22.41	365,835	-0.47(-2.04%)
Feb 28, 2011	22.77	23.09	22.59	22.88	379,627	+0.19(+0.85%)
Feb 25, 2011	22.02	22.71	21.76	22.69	337,316	+0.76(+3.46%)
Feb 24, 2011	22.83	22.84	21.34	21.93	1,643,898	-1.05(-4.57%)
Feb 23, 2011	25.13	25.57	22.98	22.98	640,823	-2.55(-9.98%)
Feb 22, 2011	26.25	26.30	25.35	25.53	244,324	-0.90(-3.39%)
Feb 18, 2011	26.16	26.49	26.16	26.42	211,709	+0.26(+0.98%)
Feb 17, 2011	26.62	26.70	26.16	26.17	328,181	-0.51(-1.92%)
Feb 16, 2011	26.87	26.96	26.67	26.68	110,796	-0.16(-0.58%)
Feb 15, 2011	27.11	27.26	26.83	26.83	113,776	-0.38(-1.41%)
Feb 14, 2011	26.83	27.38	26.66	27.22	149,838	+0.44(+1.64%)
Feb 11, 2011	26.74	26.91	26.73	26.78	77,237	+0.03(+0.10%)
Feb 10, 2011	26.82	26.94	26.70	26.75	149,064	-0.21(-0.78%)
Feb 09, 2011	27.62	27.75	26.86	26.96	172,206	-0.73(-2.64%)
Feb 08, 2011	27.77	27.81	27.60	27.69	96,246	-0.13(-0.46%)
Feb 07, 2011	27.75	27.97	27.75	27.82	204,076	+0.07(+0.26%)
Feb 04, 2011	27.77	27.88	27.48	27.75	90,635	-0.11(-0.39%)
Feb 03, 2011	28.07	28.07	27.51	27.86	145,995	-0.27(-0.97%)
Feb 02, 2011	28.36	28.43	28.06	28.13	109,495	-0.35(-1.22%)

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