Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	76.74	77.75	76.36	76.56	173,030	-0.01(-0.01%)
Apr 28, 2011	75.75	77.42	75.53	76.57	168,487	+0.57(+0.75%)
Apr 27, 2011	76.33	76.37	74.22	76.00	184,446	-0.28(-0.37%)
Apr 26, 2011	76.10	76.78	75.81	76.28	147,698	+0.44(+0.58%)
Apr 25, 2011	76.08	76.39	75.01	75.84	199,317	-0.03(-0.04%)
Apr 21, 2011	75.91	76.45	75.18	75.87	98,417	+0.52(+0.69%)
Apr 20, 2011	75.69	76.05	74.07	75.35	278,229	+0.99(+1.33%)
Apr 19, 2011	73.48	74.66	73.48	74.36	283,945	+1.04(+1.42%)
Apr 18, 2011	72.97	73.89	72.56	73.32	277,965	-1.30(-1.74%)
Apr 15, 2011	73.04	75.47	72.91	74.62	419,796	+1.09(+1.48%)
Apr 14, 2011	72.56	73.82	72.11	73.53	340,271	+0.17(+0.23%)
Apr 13, 2011	73.08	73.43	71.59	73.36	419,743	+0.90(+1.24%)
Apr 12, 2011	74.38	74.62	72.00	72.46	236,921	-2.69(-3.58%)
Apr 11, 2011	77.74	77.80	74.85	75.15	333,779	-2.52(-3.24%)
Apr 08, 2011	79.17	80.25	77.31	77.67	225,467	-0.68(-0.87%)
Apr 07, 2011	78.55	79.11	77.75	78.35	282,953	-0.41(-0.52%)
Apr 06, 2011	80.21	80.42	77.89	78.76	302,832	-0.97(-1.22%)
Apr 05, 2011	78.72	80.20	78.72	79.73	169,201	+1.05(+1.33%)
Apr 04, 2011	79.57	80.15	78.61	78.68	209,713	-0.23(-0.29%)
Apr 01, 2011	79.77	80.64	78.49	78.91	301,979	-0.12(-0.15%)
Mar 31, 2011	78.88	79.74	78.84	79.03	230,240	+0.10(+0.13%)
Mar 30, 2011	79.89	79.98	78.69	78.93	277,191	-0.59(-0.74%)
Mar 29, 2011	76.35	80.00	75.83	79.52	453,036	+3.03(+3.96%)
Mar 28, 2011	77.66	78.68	76.37	76.49	320,164	-1.18(-1.52%)
Mar 25, 2011	77.00	78.59	76.30	77.67	217,035	+0.77(+1.00%)
Mar 24, 2011	76.92	77.89	75.16	76.90	271,833	+0.50(+0.65%)
Mar 23, 2011	76.30	76.66	74.68	76.40	301,080	+0.09(+0.12%)
Mar 22, 2011	77.47	77.47	76.05	76.31	214,683	-1.15(-1.48%)
Mar 21, 2011	77.37	77.50	76.43	77.46	379,240	+2.90(+3.89%)
Mar 18, 2011	74.05	76.02	73.86	74.56	878,610	+1.35(+1.84%)
Mar 17, 2011	73.32	74.21	72.62	73.21	284,899	+1.44(+2.01%)
Mar 16, 2011	74.06	74.72	71.02	71.77	421,281	-2.28(-3.08%)
Mar 15, 2011	73.59	75.16	73.43	74.05	607,572	-1.08(-1.44%)
Mar 14, 2011	73.70	75.36	71.32	75.13	627,548	+0.51(+0.68%)
Mar 11, 2011	71.16	75.21	70.14	74.62	475,844	+3.06(+4.28%)
Mar 10, 2011	73.46	73.58	71.40	71.56	319,940	-3.59(-4.78%)
Mar 09, 2011	76.68	77.15	74.98	75.15	200,272	-1.55(-2.02%)
Mar 08, 2011	76.26	77.74	74.79	76.70	288,702	+0.80(+1.05%)
Mar 07, 2011	77.96	78.37	75.50	75.90	404,132	-1.93(-2.48%)
Mar 04, 2011	77.90	78.75	76.49	77.83	280,973	-0.60(-0.77%)
Mar 03, 2011	78.19	79.14	77.00	78.43	274,607	+0.94(+1.21%)
Mar 02, 2011	76.46	77.71	74.97	77.49	492,926	+0.90(+1.18%)
Mar 01, 2011	78.36	79.36	76.46	76.59	974,692	-0.11(-0.14%)
Feb 28, 2011	77.66	77.66	71.69	76.70	1,202,225	-2.32(-2.94%)
Feb 25, 2011	77.77	79.15	76.86	79.02	442,321	+2.27(+2.96%)
Feb 24, 2011	78.68	79.50	76.60	76.75	378,018	-1.93(-2.45%)
Feb 23, 2011	78.95	80.35	78.06	78.68	191,250	-0.19(-0.24%)
Feb 22, 2011	81.31	82.49	78.44	78.87	234,093	-2.49(-3.06%)
Feb 18, 2011	81.60	81.94	80.35	81.36	178,833	+0.17(+0.21%)
Feb 17, 2011	81.04	82.04	80.76	81.19	300,423	+0.22(+0.27%)
Feb 16, 2011	79.83	82.00	79.28	80.97	264,656	+1.60(+2.02%)
Feb 15, 2011	80.63	81.17	78.85	79.37	201,525	-1.43(-1.77%)
Feb 14, 2011	77.53	81.03	77.31	80.80	377,609	+3.10(+3.99%)
Feb 11, 2011	76.97	77.74	76.90	77.70	129,538	+0.25(+0.32%)
Feb 10, 2011	76.22	77.70	75.72	77.45	170,477	+1.04(+1.36%)
Feb 09, 2011	77.20	77.33	75.52	76.41	329,657	-1.08(-1.39%)
Feb 08, 2011	80.26	80.26	77.46	77.49	347,732	-2.70(-3.37%)
Feb 07, 2011	77.81	80.99	77.40	80.19	449,670	+2.84(+3.67%)
Feb 04, 2011	78.53	78.53	76.66	77.35	181,035	-1.29(-1.64%)
Feb 03, 2011	78.75	79.24	77.31	78.64	261,497	-0.23(-0.29%)
Feb 02, 2011	77.99	79.25	77.23	78.87	310,591	+0.73(+0.93%)

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