Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	76.78	77.51	76.51	77.22	219,089	-0.18(-0.24%)
Jul 28, 2011	77.09	78.25	77.09	77.40	428,248	+0.48(+0.62%)
Jul 27, 2011	78.07	78.49	76.50	76.92	653,962	-1.11(-1.42%)
Jul 26, 2011	79.05	79.17	77.84	78.03	534,292	-1.02(-1.29%)
Jul 25, 2011	78.77	79.64	78.48	79.05	480,833	+1.44(+1.86%)
Jul 22, 2011	77.58	77.94	77.36	77.61	462,127	-0.39(-0.50%)
Jul 21, 2011	78.12	78.69	77.62	78.00	626,332	+2.01(+2.65%)
Jul 20, 2011	76.23	76.77	75.78	75.99	275,503	+1.15(+1.54%)
Jul 19, 2011	74.28	74.99	73.95	74.83	181,163	+1.28(+1.74%)
Jul 18, 2011	74.36	74.50	73.32	73.55	386,888	-3.22(-4.20%)
Jul 15, 2011	76.43	76.83	76.07	76.78	185,119	+0.65(+0.85%)
Jul 14, 2011	76.61	76.95	75.54	76.13	464,271	-0.03(-0.04%)
Jul 13, 2011	75.66	76.97	75.55	76.16	358,396	+1.10(+1.47%)
Jul 12, 2011	75.28	75.58	74.86	75.05	285,963	-0.56(-0.73%)
Jul 11, 2011	76.06	76.33	75.25	75.61	224,542	-1.73(-2.24%)
Jul 08, 2011	76.95	77.36	76.67	77.34	348,841	+0.51(+0.66%)
Jul 07, 2011	76.59	77.16	76.33	76.83	221,600	+0.74(+0.97%)
Jul 06, 2011	75.78	76.58	75.24	76.09	414,671	-0.04(-0.05%)
Jul 05, 2011	76.43	76.84	75.97	76.13	179,120	-0.34(-0.45%)
Jul 01, 2011	76.30	76.66	75.61	76.47	207,571	+0.08(+0.11%)
Jun 30, 2011	75.92	76.78	75.85	76.39	349,020	+0.85(+1.13%)
Jun 29, 2011	75.40	76.20	75.25	75.54	594,052	+0.63(+0.84%)
Jun 28, 2011	74.10	74.98	73.99	74.90	473,261	+1.27(+1.72%)
Jun 27, 2011	73.03	73.98	72.84	73.64	345,023	+0.46(+0.63%)
Jun 24, 2011	73.54	74.24	72.98	73.17	694,985	+1.68(+2.35%)
Jun 23, 2011	70.57	71.49	69.95	71.49	395,556	-0.19(-0.26%)
Jun 22, 2011	71.89	72.25	71.61	71.68	342,057	-0.34(-0.47%)
Jun 21, 2011	70.96	72.30	70.90	72.02	630,927	+3.84(+5.63%)
Jun 20, 2011	68.32	68.44	68.05	68.18	326,346	+0.48(+0.71%)
Jun 17, 2011	68.01	68.71	67.63	67.70	558,863	+0.29(+0.43%)
Jun 16, 2011	68.23	68.29	66.96	67.42	531,124	-1.13(-1.64%)
Jun 15, 2011	69.89	69.97	68.17	68.54	992,874	-2.55(-3.58%)
Jun 14, 2011	70.80	71.28	70.54	71.09	334,616	+0.60(+0.86%)
Jun 13, 2011	70.32	70.92	70.03	70.48	424,180	+0.39(+0.56%)
Jun 10, 2011	70.98	71.04	69.71	70.09	336,275	-1.26(-1.76%)
Jun 09, 2011	70.88	71.56	70.58	71.35	347,601	+1.43(+2.05%)
Jun 08, 2011	69.94	70.18	69.53	69.91	400,527	-0.16(-0.23%)
Jun 07, 2011	70.17	71.10	69.86	70.07	344,449	+0.65(+0.94%)
Jun 06, 2011	69.69	70.17	69.31	69.42	235,911	-0.40(-0.57%)
Jun 03, 2011	70.88	70.50	69.78	69.82	466,231	-1.89(-2.64%)
May 24, 2011	71.75	72.09	71.49	71.71	251,044	+0.34(+0.47%)
May 23, 2011	71.53	71.62	70.92	71.37	391,323	-1.20(-1.65%)
May 20, 2011	73.69	74.10	72.53	72.57	366,283	-1.58(-2.12%)
May 19, 2011	74.05	74.47	73.43	74.15	474,703	-0.68(-0.91%)
May 18, 2011	73.67	75.17	73.67	74.83	350,163	+1.22(+1.65%)
May 17, 2011	73.10	73.89	72.82	73.61	483,767	+0.27(+0.36%)
May 16, 2011	73.95	74.92	73.15	73.34	642,978	-0.98(-1.32%)
May 13, 2011	75.54	75.95	73.95	74.32	942,421	-0.98(-1.30%)
May 12, 2011	74.95	75.39	74.43	75.30	489,297	-0.27(-0.35%)
May 11, 2011	76.97	77.02	75.54	75.57	489,680	-1.62(-2.10%)
May 10, 2011	77.50	77.77	76.94	77.19	324,439	-0.27(-0.34%)
May 09, 2011	76.56	77.58	76.08	77.46	306,669	+0.58(+0.76%)
May 06, 2011	77.77	78.06	76.78	76.87	702,897	+0.16(+0.21%)
May 05, 2011	76.37	77.29	76.09	76.71	618,893	-0.34(-0.45%)
May 04, 2011	77.80	78.29	76.44	77.06	815,459	-0.57(-0.73%)
May 03, 2011	76.92	78.31	76.92	77.63	381,416	-0.44(-0.57%)

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