Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	80.56	81.00	80.04	80.19	707,923	-0.20(-0.25%)
Apr 28, 2011	80.08	80.67	79.76	80.39	596,495	+0.27(+0.34%)
Apr 27, 2011	80.01	80.49	79.84	80.12	958,280	+0.11(+0.14%)
Apr 26, 2011	79.01	80.53	78.83	80.01	1,672,502	+1.30(+1.65%)
Apr 25, 2011	77.20	78.73	77.13	78.71	1,079,687	+1.02(+1.31%)
Apr 21, 2011	75.80	77.71	74.75	77.69	986,559	+0.74(+0.96%)
Apr 20, 2011	76.28	77.43	76.06	76.95	935,917	+1.27(+1.68%)
Apr 19, 2011	75.10	75.73	75.01	75.68	712,618	+0.73(+0.97%)
Apr 18, 2011	75.24	75.43	74.45	74.95	963,871	-1.19(-1.56%)
Apr 15, 2011	75.69	76.27	74.82	76.14	1,419,318	+0.71(+0.94%)
Apr 14, 2011	76.61	76.65	75.13	75.43	1,520,652	-1.58(-2.05%)
Apr 13, 2011	78.76	78.83	76.94	77.01	1,231,550	-1.54(-1.96%)
Apr 12, 2011	79.03	79.25	78.49	78.55	390,223	-0.79(-1.00%)
Apr 11, 2011	79.45	79.82	79.06	79.34	356,679	-0.18(-0.23%)
Apr 08, 2011	80.23	80.25	78.98	79.52	546,622	-0.51(-0.64%)
Apr 07, 2011	79.46	80.10	79.19	80.03	584,470	+0.17(+0.21%)
Apr 06, 2011	79.06	80.00	78.95	79.86	575,459	+0.95(+1.20%)
Apr 05, 2011	78.06	79.43	78.02	78.91	697,984	+0.61(+0.78%)
Apr 04, 2011	79.34	79.50	78.04	78.30	604,901	-0.80(-1.01%)
Apr 01, 2011	79.25	79.63	78.87	79.10	690,111	+0.79(+1.01%)
Mar 31, 2011	78.47	78.76	78.23	78.31	1,133,533	-0.38(-0.48%)
Mar 30, 2011	78.93	79.35	78.56	78.69	1,135,599	-0.06(-0.08%)
Mar 29, 2011	78.62	78.96	78.20	78.75	536,333	+0.16(+0.20%)
Mar 28, 2011	78.78	79.45	78.54	78.59	813,315	-1.03(-1.29%)
Mar 25, 2011	79.48	80.45	79.08	79.62	653,697	+0.08(+0.10%)
Mar 24, 2011	79.73	79.99	79.23	79.54	635,040	+0.14(+0.18%)
Mar 23, 2011	79.37	79.73	78.47	79.40	513,245	-0.40(-0.50%)
Mar 22, 2011	79.76	80.11	79.45	79.80	517,417	+0.11(+0.14%)
Mar 21, 2011	79.99	80.09	79.53	79.69	632,087	+1.15(+1.46%)
Mar 18, 2011	78.19	78.94	77.87	78.54	1,094,787	+1.02(+1.32%)
Mar 17, 2011	77.60	78.11	76.92	77.52	981,313	+0.87(+1.14%)
Mar 16, 2011	77.97	78.03	76.00	76.65	1,123,290	-1.55(-1.98%)
Mar 15, 2011	77.81	78.73	77.65	78.20	1,059,162	-1.10(-1.39%)
Mar 14, 2011	79.30	80.49	79.22	79.30	1,172,329	-0.38(-0.48%)
Mar 11, 2011	78.96	80.13	78.76	79.68	603,623	+0.20(+0.25%)
Mar 10, 2011	79.70	80.56	79.37	79.48	855,755	-1.06(-1.32%)
Mar 09, 2011	80.08	80.93	79.78	80.54	672,822	+0.37(+0.46%)
Mar 08, 2011	78.69	80.55	78.45	80.17	1,086,306	+1.74(+2.22%)
Mar 07, 2011	79.29	79.93	78.10	78.43	585,448	-0.77(-0.97%)
Mar 04, 2011	80.35	80.57	78.46	79.20	593,397	-1.50(-1.86%)
Mar 03, 2011	79.38	80.78	79.38	80.70	569,767	+1.92(+2.44%)
Mar 02, 2011	77.92	79.33	77.91	78.78	710,760	+0.47(+0.60%)
Mar 01, 2011	79.68	79.68	78.23	78.31	561,692	-0.98(-1.24%)
Feb 28, 2011	80.14	80.85	79.22	79.29	928,258	-0.66(-0.83%)
Feb 25, 2011	80.32	80.58	79.18	79.95	523,846	-0.22(-0.27%)
Feb 24, 2011	79.28	80.82	79.28	80.17	828,516	+0.72(+0.91%)
Feb 23, 2011	79.56	80.50	78.50	79.45	1,238,779	+0.17(+0.21%)
Feb 22, 2011	79.83	80.12	78.74	79.28	1,024,411	-1.57(-1.94%)
Feb 18, 2011	80.65	81.34	80.62	80.85	651,789	+0.50(+0.62%)
Feb 17, 2011	79.54	80.85	79.14	80.35	594,969	+0.65(+0.82%)
Feb 16, 2011	80.17	80.39	78.58	79.70	926,633	-0.37(-0.46%)
Feb 15, 2011	78.89	80.15	78.82	80.07	589,886	+0.65(+0.82%)
Feb 14, 2011	80.00	80.31	79.17	79.42	778,918	-0.62(-0.77%)
Feb 11, 2011	79.69	80.40	79.33	80.04	388,319	+0.00(+0.00%)
Feb 10, 2011	79.95	80.14	79.25	80.04	732,726	-0.11(-0.14%)
Feb 09, 2011	80.03	80.44	79.89	80.15	503,928	-0.10(-0.12%)
Feb 08, 2011	79.22	81.57	79.20	80.25	963,805	+0.94(+1.19%)
Feb 07, 2011	78.65	79.33	78.54	79.31	747,881	+0.73(+0.93%)
Feb 04, 2011	78.14	78.82	77.71	78.58	691,729	+0.36(+0.46%)
Feb 03, 2011	78.36	78.71	78.10	78.22	774,180	-0.25(-0.32%)
Feb 02, 2011	78.62	78.86	78.24	78.47	691,443	-0.43(-0.54%)

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