Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	69.46	69.97	69.44	69.53	639,681	+0.16(+0.23%)
Apr 28, 2011	68.84	69.51	68.63	69.37	577,437	+1.06(+1.55%)
Apr 27, 2011	68.14	68.44	67.75	68.31	818,894	-0.32(-0.47%)
Apr 26, 2011	68.73	68.75	68.23	68.64	890,103	-0.74(-1.07%)
Apr 25, 2011	68.98	69.40	68.84	69.38	1,073,139	+1.49(+2.20%)
Apr 21, 2011	67.99	68.33	67.77	67.89	546,537	+0.47(+0.70%)
Apr 20, 2011	67.43	67.56	67.12	67.41	602,414	+0.99(+1.50%)
Apr 19, 2011	66.58	66.67	66.18	66.42	1,076,498	-0.99(-1.46%)
Apr 18, 2011	67.17	67.50	67.05	67.41	945,991	-0.34(-0.50%)
Apr 15, 2011	67.83	68.14	67.60	67.75	588,721	-0.21(-0.31%)
Apr 14, 2011	67.86	68.14	67.47	67.96	817,874	-0.09(-0.13%)
Apr 13, 2011	68.36	68.40	67.71	68.04	829,698	+0.68(+1.01%)
Apr 12, 2011	66.88	67.68	66.86	67.36	1,190,492	+0.61(+0.91%)
Apr 11, 2011	67.20	67.28	66.54	66.75	1,213,121	-1.20(-1.77%)
Apr 08, 2011	68.55	68.62	67.78	67.96	1,362,508	+0.58(+0.87%)
Apr 07, 2011	67.94	67.94	66.27	67.37	1,881,414	-0.12(-0.18%)
Apr 06, 2011	67.31	67.95	67.12	67.49	2,245,758	-0.24(-0.36%)
Apr 05, 2011	67.63	68.35	67.38	67.74	2,374,728	-1.61(-2.33%)
Apr 04, 2011	69.99	69.99	69.29	69.35	1,101,978	-0.90(-1.28%)
Apr 01, 2011	70.27	70.68	69.63	70.25	852,967	+0.23(+0.32%)
Mar 31, 2011	70.44	70.48	69.98	70.02	610,604	-0.62(-0.88%)
Mar 30, 2011	70.26	71.13	70.03	70.64	969,868	+1.09(+1.57%)
Mar 29, 2011	69.43	69.87	69.30	69.55	1,303,287	-0.73(-1.04%)
Mar 28, 2011	70.55	70.88	70.24	70.29	814,857	+0.47(+0.67%)
Mar 25, 2011	70.02	70.10	69.61	69.82	1,165,500	-0.37(-0.53%)
Mar 24, 2011	69.40	70.71	69.33	70.19	1,746,424	-0.82(-1.16%)
Mar 23, 2011	70.77	71.51	69.98	71.01	1,083,995	-0.74(-1.04%)
Mar 22, 2011	71.74	71.95	71.34	71.75	1,408,529	-0.65(-0.90%)
Mar 21, 2011	71.98	72.86	71.96	72.40	1,976,494	+1.89(+2.69%)
Mar 18, 2011	69.07	70.53	68.98	70.51	1,695,674	-0.43(-0.61%)
Mar 17, 2011	71.11	71.48	70.23	70.94	1,767,709	+1.31(+1.87%)
Mar 16, 2011	70.98	71.56	68.38	69.64	3,447,906	-0.73(-1.03%)
Mar 15, 2011	69.36	70.94	69.17	70.36	5,920,816	-0.29(-0.42%)
Mar 14, 2011	69.66	70.86	69.36	70.66	4,195,434	-3.39(-4.58%)
Mar 11, 2011	73.74	74.42	73.27	74.04	2,074,604	-1.62(-2.14%)
Mar 10, 2011	76.14	76.50	75.51	75.66	679,808	-1.75(-2.26%)
Mar 09, 2011	77.50	77.80	77.25	77.41	526,107	-0.39(-0.50%)
Mar 08, 2011	77.52	78.09	77.04	77.80	493,520	+0.84(+1.09%)
Mar 07, 2011	78.08	78.31	76.83	76.96	668,630	-1.70(-2.17%)
Mar 04, 2011	79.20	79.40	77.98	78.66	509,765	-1.04(-1.30%)
Mar 03, 2011	79.36	79.71	79.10	79.70	626,168	+0.57(+0.72%)
Mar 02, 2011	79.46	79.67	78.76	79.13	743,745	-1.13(-1.41%)
Mar 01, 2011	81.02	81.18	80.01	80.26	1,148,693	-0.40(-0.49%)
Feb 28, 2011	80.75	80.86	80.29	80.66	883,064	+1.34(+1.69%)
Feb 25, 2011	79.12	79.39	78.72	79.32	646,506	+1.43(+1.83%)
Feb 24, 2011	77.01	78.39	76.51	77.89	1,203,354	-0.06(-0.08%)
Feb 23, 2011	78.22	78.50	77.02	77.95	1,154,375	-0.45(-0.57%)
Feb 22, 2011	78.84	79.45	78.11	78.40	1,184,333	-2.17(-2.69%)
Feb 18, 2011	80.74	80.82	80.41	80.57	431,977	-0.22(-0.27%)
Feb 17, 2011	80.91	80.96	80.59	80.79	920,969	-0.20(-0.25%)
Feb 16, 2011	80.56	81.04	80.45	80.99	516,762	+0.61(+0.76%)
Feb 15, 2011	80.48	80.83	80.10	80.37	782,451	+0.14(+0.17%)
Feb 14, 2011	80.06	80.37	79.84	80.23	1,226,743	+2.39(+3.06%)
Feb 11, 2011	76.86	77.98	76.85	77.85	1,031,693	+1.06(+1.38%)
Feb 10, 2011	78.09	78.65	76.55	76.78	2,436,575	-0.70(-0.90%)
Feb 09, 2011	77.02	77.48	76.27	77.48	1,503,631	+0.92(+1.20%)
Feb 08, 2011	75.13	77.21	75.13	76.57	3,392,852	+2.97(+4.04%)
Feb 07, 2011	73.25	73.69	73.22	73.59	379,239	+0.33(+0.45%)
Feb 04, 2011	73.27	73.27	72.64	73.27	537,051	+0.06(+0.08%)
Feb 03, 2011	73.00	73.27	72.42	73.21	445,749	-0.28(-0.38%)
Feb 02, 2011	73.49	73.58	73.10	73.48	1,099,904	+1.48(+2.05%)

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