Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	72.21	73.26	71.81	72.15	467,888	-0.26(-0.36%)
Jul 28, 2011	72.44	73.18	72.21	72.41	54,847	-0.07(-0.10%)
Jul 27, 2011	74.68	74.68	72.37	72.48	93,704	-2.23(-2.98%)
Jul 26, 2011	75.60	75.61	74.70	74.71	26,716	-1.13(-1.49%)
Jul 25, 2011	75.78	76.51	75.48	75.84	65,842	+0.46(+0.61%)
Jul 22, 2011	75.50	75.52	75.36	75.38	120,638	+0.11(+0.15%)
Jul 21, 2011	74.48	75.55	74.12	75.27	45,634	+0.69(+0.93%)
Jul 20, 2011	74.05	74.64	73.60	74.58	20,401	+0.12(+0.16%)
Jul 19, 2011	74.01	74.65	74.01	74.46	32,002	+1.66(+2.28%)
Jul 18, 2011	73.26	73.55	71.99	72.80	27,427	-2.51(-3.33%)
Jul 15, 2011	75.81	75.81	74.68	75.31	33,418	+0.67(+0.90%)
Jul 14, 2011	75.95	76.25	74.58	74.64	45,312	+0.02(+0.03%)
Jul 13, 2011	74.26	75.56	74.21	74.62	45,848	+3.12(+4.36%)
Jul 12, 2011	72.19	72.73	71.50	71.50	159,170	+0.33(+0.46%)
Jul 11, 2011	71.66	71.85	70.81	71.17	27,431	-3.63(-4.85%)
Jul 08, 2011	75.18	75.41	74.12	74.80	34,261	-0.95(-1.25%)
Jul 07, 2011	75.93	76.27	75.48	75.75	14,526	-0.06(-0.08%)
Jul 06, 2011	75.76	76.11	75.46	75.81	16,830	-0.22(-0.29%)
Jul 05, 2011	76.53	76.89	75.90	76.03	43,521	+0.87(+1.16%)
Jul 01, 2011	74.46	75.47	74.27	75.16	39,216	-0.20(-0.27%)
Jun 30, 2011	74.26	75.45	74.26	75.36	35,308	+1.23(+1.66%)
Jun 29, 2011	73.45	74.27	73.05	74.13	41,701	+1.44(+1.98%)
Jun 28, 2011	72.00	72.93	72.00	72.69	31,209	+2.22(+3.15%)
Jun 27, 2011	69.76	70.77	69.76	70.47	37,892	+1.15(+1.66%)
Jun 24, 2011	70.83	70.83	69.19	69.32	42,292	-0.75(-1.07%)
Jun 23, 2011	69.00	70.12	68.43	70.07	42,207	+0.27(+0.39%)
Jun 22, 2011	70.39	70.86	69.80	69.80	23,916	-0.14(-0.20%)
Jun 21, 2011	69.28	70.16	68.88	69.94	54,892	+1.96(+2.88%)
Jun 20, 2011	68.14	68.14	67.83	67.98	13,915	+0.39(+0.58%)
Jun 17, 2011	68.05	68.10	67.40	67.59	19,196	+1.42(+2.15%)
Jun 16, 2011	65.99	66.48	65.70	66.17	49,832	+0.57(+0.87%)
Jun 15, 2011	66.35	66.64	65.35	65.60	32,299	-2.75(-4.02%)
Jun 14, 2011	68.26	68.56	68.11	68.35	162,544	+1.44(+2.15%)
Jun 13, 2011	66.57	67.31	66.44	66.91	40,850	+0.19(+0.28%)
Jun 10, 2011	68.22	68.22	66.49	66.72	97,778	-2.21(-3.21%)
Jun 09, 2011	68.18	69.37	68.05	68.93	46,659	+0.20(+0.29%)
Jun 08, 2011	68.49	69.10	68.47	68.73	38,860	-0.05(-0.07%)
Jun 07, 2011	68.87	69.35	68.71	68.78	14,974	+0.50(+0.73%)
Jun 06, 2011	69.25	69.27	68.23	68.28	26,330	-1.17(-1.68%)
Jun 03, 2011	68.29	69.86	68.29	69.45	21,648	+1.94(+2.87%)
May 24, 2011	68.25	68.33	67.24	67.51	27,250	+0.88(+1.32%)
May 23, 2011	66.64	66.90	66.19	66.63	36,488	-2.36(-3.42%)
May 20, 2011	70.24	70.37	68.57	68.99	27,847	-2.49(-3.48%)
May 19, 2011	71.60	71.75	70.59	71.48	28,678	+1.01(+1.43%)
May 18, 2011	70.01	70.70	69.87	70.47	17,126	+0.37(+0.53%)
May 17, 2011	69.34	70.30	69.23	70.10	33,472	-0.34(-0.48%)
May 16, 2011	70.07	71.52	69.92	70.44	24,560	-0.85(-1.19%)
May 13, 2011	72.36	72.36	70.68	71.29	48,648	-1.37(-1.89%)
May 12, 2011	72.20	72.96	71.29	72.66	71,099	+0.97(+1.35%)
May 11, 2011	72.90	72.90	71.42	71.69	36,113	-1.87(-2.54%)
May 10, 2011	73.71	73.81	73.09	73.56	15,709	+0.78(+1.07%)
May 09, 2011	72.49	72.95	72.00	72.78	25,590	+0.12(+0.17%)
May 06, 2011	74.60	74.75	72.45	72.66	22,046	-0.84(-1.14%)
May 05, 2011	73.72	74.22	73.10	73.50	24,436	-1.85(-2.46%)
May 04, 2011	76.70	76.72	75.14	75.35	22,409	-0.80(-1.05%)
May 03, 2011	76.71	76.73	75.65	76.15	543,720	-1.11(-1.44%)

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