Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	50.09	50.31	49.75	50.23	262,791	+0.08(+0.17%)
Mar 30, 2011	50.15	50.55	49.59	50.15	190,852	+0.28(+0.57%)
Mar 29, 2011	49.04	50.21	48.46	49.87	388,702	+0.83(+1.70%)
Mar 28, 2011	50.51	50.51	48.73	49.03	392,467	-0.06(-0.12%)
Mar 25, 2011	48.24	49.61	48.02	49.09	516,635	+1.16(+2.41%)
Mar 24, 2011	47.57	48.18	47.09	47.94	264,957	+0.64(+1.36%)
Mar 23, 2011	46.93	47.50	46.15	47.29	270,466	+0.20(+0.43%)
Mar 22, 2011	47.83	48.01	46.85	47.09	179,772	-0.52(-1.10%)
Mar 21, 2011	47.54	47.93	45.76	47.62	353,404	+1.55(+3.37%)
Mar 18, 2011	46.20	46.63	45.78	46.06	558,797	+0.31(+0.69%)
Mar 17, 2011	45.95	46.26	45.31	45.75	489,442	+0.53(+1.18%)
Mar 16, 2011	45.84	46.39	45.00	45.22	514,871	-0.70(-1.53%)
Mar 15, 2011	44.92	47.56	43.80	45.92	418,279	-0.54(-1.17%)
Mar 14, 2011	45.78	46.67	45.43	46.46	370,618	+0.19(+0.42%)
Mar 11, 2011	45.67	46.63	45.16	46.27	360,617	+0.48(+1.05%)
Mar 10, 2011	47.40	47.74	45.61	45.79	592,127	-2.24(-4.67%)
Mar 09, 2011	48.76	49.12	47.84	48.03	277,010	-0.72(-1.48%)
Mar 08, 2011	48.10	49.47	47.61	48.75	374,736	+0.81(+1.68%)
Mar 07, 2011	48.46	48.46	47.44	47.95	483,111	-0.26(-0.53%)
Mar 04, 2011	48.33	48.81	47.73	48.20	394,799	+0.01(+0.02%)
Mar 03, 2011	47.23	48.46	47.22	48.19	599,310	+1.27(+2.70%)
Mar 02, 2011	46.56	47.76	46.53	46.93	542,639	+0.41(+0.87%)
Mar 01, 2011	47.78	48.02	46.34	46.52	543,017	-1.03(-2.16%)
Feb 28, 2011	48.28	48.88	47.19	47.55	558,052	-0.41(-0.85%)
Feb 25, 2011	47.93	48.48	47.47	47.95	588,194	+0.10(+0.21%)
Feb 24, 2011	47.13	48.80	46.95	47.85	924,887	+0.59(+1.25%)
Feb 23, 2011	47.98	49.58	46.04	47.26	2,520,653	+5.21(+12.39%)
Feb 22, 2011	43.12	43.66	41.92	42.05	359,426	-1.56(-3.57%)
Feb 18, 2011	43.57	43.68	43.18	43.60	592,683	+0.30(+0.70%)
Feb 17, 2011	42.81	43.49	42.71	43.30	384,638	+0.37(+0.87%)
Feb 16, 2011	42.87	43.03	42.58	42.93	314,044	+0.27(+0.62%)
Feb 15, 2011	42.55	42.92	42.46	42.66	328,078	-0.02(-0.04%)
Feb 14, 2011	42.64	42.97	42.34	42.68	473,649	-0.04(-0.10%)
Feb 11, 2011	42.05	42.79	42.05	42.72	336,220	+0.54(+1.27%)
Feb 10, 2011	41.68	42.47	41.55	42.18	432,086	+0.28(+0.68%)
Feb 09, 2011	42.08	42.25	41.53	41.90	198,568	-0.44(-1.04%)
Feb 08, 2011	42.43	42.65	42.18	42.34	269,612	-0.09(-0.21%)
Feb 07, 2011	41.87	42.69	41.87	42.43	430,227	+0.58(+1.37%)
Feb 04, 2011	41.82	42.14	41.52	41.86	331,743	+0.06(+0.14%)
Feb 03, 2011	41.69	41.97	41.21	41.80	231,486	+0.10(+0.24%)
Feb 02, 2011	41.27	42.14	41.27	41.70	402,027	+0.25(+0.61%)
Feb 01, 2011	40.53	41.58	40.14	41.45	507,897	+1.22(+3.04%)
Jan 31, 2011	40.29	40.85	39.81	40.22	299,627	+0.10(+0.26%)
Jan 28, 2011	40.60	40.96	39.76	40.12	488,319	-0.58(-1.43%)
Jan 27, 2011	40.82	41.04	40.33	40.70	304,823	-0.04(-0.10%)
Jan 26, 2011	39.97	40.82	39.68	40.74	366,196	+1.02(+2.56%)
Jan 25, 2011	39.52	39.73	38.99	39.73	327,603	-0.10(-0.25%)
Jan 24, 2011	39.05	40.04	39.00	39.83	271,531	+0.85(+2.17%)
Jan 21, 2011	39.60	39.76	38.94	38.98	547,955	-0.34(-0.86%)
Jan 20, 2011	39.47	39.94	38.89	39.32	335,281	-0.46(-1.16%)
Jan 19, 2011	40.70	40.70	39.55	39.78	436,954	-0.99(-2.44%)
Jan 18, 2011	40.56	40.80	40.13	40.78	792,311	+0.01(+0.03%)
Jan 14, 2011	40.79	41.08	40.44	40.76	390,509	-0.12(-0.30%)
Jan 13, 2011	40.89	41.27	40.57	40.89	208,927	-0.12(-0.29%)
Jan 12, 2011	41.40	41.40	40.80	41.00	299,962	+0.10(+0.26%)
Jan 11, 2011	40.86	41.12	40.57	40.90	347,633	+0.14(+0.34%)
Jan 10, 2011	39.60	40.83	39.26	40.76	488,252	+0.84(+2.10%)
Jan 07, 2011	40.35	40.69	39.15	39.92	258,181	-0.24(-0.60%)
Jan 06, 2011	40.77	40.89	39.88	40.16	259,292	-0.66(-1.61%)
Jan 05, 2011	40.52	41.02	40.17	40.82	286,372	+0.17(+0.41%)
Jan 04, 2011	41.75	41.75	40.20	40.65	408,017	-0.81(-1.95%)

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