Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	67.53	67.53	66.61	66.73	374,660	-0.76(-1.12%)
May 23, 2011	68.51	68.51	67.49	67.49	446,828	-1.01(-1.47%)
May 20, 2011	68.59	69.07	68.40	68.49	573,424	-0.09(-0.13%)
May 19, 2011	69.40	69.40	68.56	68.59	319,559	-0.64(-0.93%)
May 18, 2011	68.53	69.64	68.42	69.23	442,779	+0.68(+0.99%)
May 17, 2011	68.34	68.59	68.08	68.55	469,344	-0.28(-0.41%)
May 16, 2011	68.43	69.00	68.24	68.83	360,759	+0.08(+0.11%)
May 13, 2011	69.10	69.47	68.36	68.75	404,786	-0.49(-0.71%)
May 12, 2011	68.16	69.38	68.16	69.24	228,851	+0.77(+1.13%)
May 11, 2011	69.21	69.51	68.25	68.47	254,326	-1.00(-1.44%)
May 10, 2011	69.00	69.68	68.94	69.47	260,170	+0.62(+0.90%)
May 09, 2011	68.61	68.91	67.96	68.85	222,819	+0.30(+0.43%)
May 06, 2011	69.06	69.51	68.32	68.56	246,808	+0.07(+0.10%)
May 05, 2011	69.07	69.33	68.21	68.49	531,554	-0.79(-1.15%)
May 04, 2011	70.10	70.13	68.79	69.28	372,472	-0.77(-1.10%)
May 03, 2011	68.81	70.05	68.62	70.05	544,241	+1.46(+2.12%)
May 02, 2011	68.56	68.71	68.52	68.59	522,363	-0.92(-1.32%)
Apr 29, 2011	69.97	70.68	69.46	69.51	579,145	-0.71(-1.01%)
Apr 28, 2011	70.03	70.77	69.84	70.22	630,974	+0.25(+0.36%)
Apr 27, 2011	69.06	69.97	68.88	69.97	407,844	+0.91(+1.31%)
Apr 26, 2011	68.79	69.66	68.79	69.06	356,762	+0.28(+0.41%)
Apr 25, 2011	68.44	68.89	68.38	68.78	173,982	+0.30(+0.43%)
Apr 21, 2011	68.60	68.91	68.20	68.48	236,134	+0.18(+0.27%)
Apr 20, 2011	68.75	68.95	68.20	68.30	300,637	+0.19(+0.28%)
Apr 19, 2011	69.01	69.01	67.85	68.11	424,768	-0.49(-0.71%)
Apr 18, 2011	69.06	69.06	67.85	68.59	463,613	-0.93(-1.34%)
Apr 15, 2011	69.59	70.60	69.26	69.52	601,455	-0.05(-0.08%)
Apr 14, 2011	69.77	70.54	69.48	69.58	523,371	-0.37(-0.52%)
Apr 13, 2011	70.09	70.43	69.51	69.94	634,359	+0.42(+0.60%)
Apr 12, 2011	70.11	70.61	69.37	69.52	618,290	-0.83(-1.18%)
Apr 11, 2011	70.53	71.01	70.17	70.36	524,969	-0.27(-0.38%)
Apr 08, 2011	71.73	71.81	70.37	70.62	491,328	-0.79(-1.11%)
Apr 07, 2011	71.32	71.72	70.74	71.42	805,114	-0.11(-0.15%)
Apr 06, 2011	70.75	71.58	70.41	71.52	934,918	+1.24(+1.76%)
Apr 05, 2011	70.26	71.10	69.43	70.29	1,236,052	-0.24(-0.34%)
Apr 04, 2011	70.69	71.55	70.07	70.52	1,468,931	+1.52(+2.20%)
Apr 01, 2011	67.46	69.16	67.40	69.01	1,277,357	+1.74(+2.59%)
Mar 31, 2011	63.67	67.38	63.67	67.27	1,752,079	+3.62(+5.69%)
Mar 30, 2011	63.42	63.80	62.86	63.64	1,633,249	+0.33(+0.52%)
Mar 29, 2011	62.90	63.41	62.83	63.31	523,937	+0.30(+0.47%)
Mar 28, 2011	63.34	63.41	63.02	63.02	605,704	-0.26(-0.41%)
Mar 25, 2011	63.08	63.63	62.67	63.28	219,199	+0.27(+0.44%)
Mar 24, 2011	62.77	63.25	62.72	63.00	369,395	+0.43(+0.68%)
Mar 23, 2011	62.12	62.94	61.56	62.57	659,232	+0.27(+0.43%)
Mar 22, 2011	63.15	63.72	62.28	62.31	605,702	-0.99(-1.57%)
Mar 21, 2011	63.08	63.37	63.08	63.30	316,845	+0.95(+1.52%)
Mar 18, 2011	62.73	63.22	62.35	62.35	582,792	-0.07(-0.11%)
Mar 17, 2011	62.71	62.73	61.83	62.42	496,909	+0.17(+0.27%)
Mar 16, 2011	62.49	63.11	62.25	62.25	582,098	-0.36(-0.57%)
Mar 15, 2011	62.67	63.09	62.54	62.61	684,829	-0.17(-0.27%)
Mar 14, 2011	62.45	63.28	62.00	62.78	744,065	-0.93(-1.46%)
Mar 11, 2011	63.57	64.73	61.50	63.71	901,589	-1.79(-2.74%)
Mar 10, 2011	66.14	66.28	65.44	65.50	248,950	-1.39(-2.08%)
Mar 09, 2011	67.01	67.33	66.31	66.89	325,425	-0.24(-0.35%)
Mar 08, 2011	66.23	67.37	65.99	67.13	271,068	+1.08(+1.64%)
Mar 07, 2011	66.59	66.86	65.97	66.05	438,923	-0.11(-0.16%)
Mar 04, 2011	66.96	66.97	66.10	66.15	432,986	-0.82(-1.22%)
Mar 03, 2011	66.52	67.28	66.30	66.97	540,450	+0.67(+1.01%)
Mar 02, 2011	66.55	66.92	66.20	66.30	413,308	-0.14(-0.21%)

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