Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	50.61	51.12	50.61	51.12	558,386	+0.39(+0.76%)
Apr 28, 2011	50.67	50.75	50.28	50.73	565,225	-0.34(-0.67%)
Apr 27, 2011	50.97	51.12	50.48	51.07	245,455	+0.23(+0.45%)
Apr 26, 2011	50.82	51.04	50.50	50.85	311,495	-0.06(-0.13%)
Apr 25, 2011	51.02	51.05	50.75	50.91	279,256	-0.69(-1.33%)
Apr 21, 2011	51.42	51.63	51.25	51.60	263,762	-0.01(-0.03%)
Apr 20, 2011	51.32	51.65	51.20	51.61	431,432	+0.62(+1.22%)
Apr 19, 2011	50.42	50.99	50.42	50.99	542,234	+1.02(+2.05%)
Apr 18, 2011	50.05	50.05	49.50	49.97	381,034	-0.35(-0.70%)
Apr 15, 2011	50.15	50.48	49.90	50.32	376,452	+0.12(+0.24%)
Apr 14, 2011	49.69	50.20	49.67	50.20	251,780	+0.33(+0.66%)
Apr 13, 2011	50.25	50.37	49.67	49.87	339,217	+0.45(+0.91%)
Apr 12, 2011	49.57	49.86	49.31	49.42	338,318	+0.24(+0.48%)
Apr 11, 2011	49.51	49.64	49.16	49.18	206,836	-0.67(-1.35%)
Apr 08, 2011	50.05	50.13	49.67	49.85	219,472	-0.40(-0.80%)
Apr 07, 2011	50.05	50.31	49.92	50.25	336,619	+0.73(+1.47%)
Apr 06, 2011	49.68	49.81	49.49	49.52	222,232	+0.08(+0.16%)
Apr 05, 2011	49.50	49.62	49.22	49.45	425,311	-0.02(-0.04%)
Apr 04, 2011	49.30	49.56	49.20	49.47	571,967	+0.69(+1.42%)
Apr 01, 2011	48.52	48.91	48.37	48.77	450,161	+1.02(+2.14%)
Mar 31, 2011	47.42	47.99	47.23	47.75	681,934	-0.12(-0.25%)
Mar 30, 2011	47.49	47.93	47.29	47.87	1,021,569	+0.89(+1.90%)
Mar 29, 2011	46.60	47.07	46.32	46.98	388,315	+0.71(+1.55%)
Mar 28, 2011	46.51	46.59	46.24	46.26	247,668	-0.41(-0.89%)
Mar 25, 2011	46.79	46.92	46.59	46.68	226,999	-0.24(-0.52%)
Mar 24, 2011	46.75	46.97	46.39	46.92	451,121	+0.71(+1.55%)
Mar 23, 2011	46.00	46.43	45.86	46.21	222,599	+0.36(+0.78%)
Mar 22, 2011	46.07	46.07	45.70	45.85	228,493	-0.20(-0.43%)
Mar 21, 2011	45.91	46.06	45.84	46.05	403,520	+1.30(+2.91%)
Mar 18, 2011	45.24	45.24	44.66	44.75	743,388	+0.10(+0.22%)
Mar 17, 2011	45.18	45.30	44.40	44.65	1,755,365	+0.09(+0.19%)
Mar 16, 2011	45.40	45.46	44.42	44.56	536,218	-1.24(-2.71%)
Mar 15, 2011	45.51	45.98	45.46	45.81	733,909	-0.29(-0.62%)
Mar 14, 2011	45.64	46.11	45.60	46.09	294,837	+0.42(+0.92%)
Mar 11, 2011	45.00	45.80	45.00	45.67	172,533	+0.24(+0.52%)
Mar 10, 2011	45.76	45.76	45.39	45.44	206,982	-0.67(-1.46%)
Mar 09, 2011	45.94	46.11	45.76	46.11	104,397	-0.08(-0.17%)
Mar 08, 2011	45.75	46.36	45.57	46.19	572,300	+1.61(+3.61%)
Mar 07, 2011	44.91	45.17	44.41	44.58	170,978	+0.11(+0.26%)
Mar 04, 2011	44.53	44.61	44.10	44.46	203,343	-0.38(-0.84%)
Mar 03, 2011	44.40	44.88	44.40	44.84	116,821	+0.66(+1.49%)
Mar 02, 2011	43.92	44.36	43.92	44.18	155,333	+0.39(+0.90%)
Mar 01, 2011	44.19	44.38	43.66	43.79	497,965	-0.34(-0.76%)
Feb 28, 2011	44.00	44.13	43.81	44.13	74,357	+0.39(+0.88%)
Feb 25, 2011	43.23	43.78	43.23	43.74	136,530	+0.62(+1.44%)
Feb 24, 2011	42.97	43.16	42.79	43.12	179,835	-0.16(-0.38%)
Feb 23, 2011	43.46	43.67	42.87	43.28	166,470	+0.16(+0.36%)
Feb 22, 2011	43.22	43.75	42.93	43.13	382,594	-1.24(-2.79%)
Feb 18, 2011	44.28	44.48	44.14	44.36	110,197	+0.22(+0.50%)
Feb 17, 2011	43.59	44.26	43.59	44.14	191,366	+0.75(+1.73%)
Feb 16, 2011	42.96	43.46	42.85	43.39	228,810	+1.17(+2.78%)
Feb 15, 2011	41.96	42.35	41.90	42.22	188,971	+0.52(+1.25%)
Feb 14, 2011	41.67	42.02	41.67	41.70	368,087	+0.34(+0.81%)
Feb 11, 2011	40.93	41.38	40.78	41.36	412,712	+0.24(+0.57%)
Feb 10, 2011	41.06	41.15	40.54	41.13	549,290	-0.69(-1.64%)
Feb 09, 2011	42.14	42.14	41.71	41.81	724,059	-0.91(-2.14%)
Feb 08, 2011	42.81	42.81	42.53	42.73	365,619	-0.21(-0.50%)
Feb 07, 2011	42.71	43.07	42.71	42.94	276,826	-0.21(-0.48%)
Feb 04, 2011	42.83	43.15	42.77	43.15	258,873	+0.48(+1.12%)
Feb 03, 2011	42.70	42.84	42.38	42.67	130,669	+0.25(+0.59%)
Feb 02, 2011	42.56	42.88	42.33	42.42	205,502	+0.11(+0.27%)

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