Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	75.00	76.42	74.22	76.19	367,104	+0.01(+0.01%)
Jul 28, 2011	76.55	77.53	75.87	76.18	371,482	-0.37(-0.48%)
Jul 27, 2011	77.58	77.70	75.91	76.55	477,207	-1.54(-1.98%)
Jul 26, 2011	78.86	78.93	77.86	78.09	265,148	-0.85(-1.07%)
Jul 25, 2011	79.45	79.67	78.67	78.94	163,302	-1.22(-1.52%)
Jul 22, 2011	80.03	80.36	79.99	80.15	186,088	-0.26(-0.32%)
Jul 21, 2011	80.88	81.88	80.28	80.41	320,424	-0.06(-0.07%)
Jul 20, 2011	81.00	81.04	79.73	80.47	178,898	-0.26(-0.32%)
Jul 19, 2011	80.00	80.92	80.00	80.73	208,030	+1.05(+1.31%)
Jul 18, 2011	80.05	80.25	78.54	79.68	318,954	-0.55(-0.68%)
Jul 15, 2011	80.26	80.36	79.76	80.23	288,026	+0.30(+0.37%)
Jul 14, 2011	80.43	80.96	79.85	79.93	368,891	-0.49(-0.61%)
Jul 13, 2011	80.22	81.46	80.16	80.42	354,435	+0.50(+0.62%)
Jul 12, 2011	79.78	80.60	79.62	79.92	335,122	-0.16(-0.20%)
Jul 11, 2011	80.16	80.47	79.76	80.08	358,935	-0.92(-1.13%)
Jul 08, 2011	81.20	81.24	80.13	81.00	300,879	-0.72(-0.88%)
Jul 07, 2011	81.65	81.88	81.45	81.71	385,149	+0.34(+0.42%)
Jul 06, 2011	79.57	81.43	79.57	81.38	360,404	+1.73(+2.18%)
Jul 05, 2011	80.03	80.15	79.33	79.64	297,589	-0.30(-0.37%)
Jul 01, 2011	79.04	80.04	78.66	79.94	469,940	+1.05(+1.33%)
Jun 30, 2011	76.53	78.92	76.45	78.90	729,721	+2.46(+3.22%)
Jun 29, 2011	75.68	77.20	74.91	76.44	427,816	+1.14(+1.51%)
Jun 28, 2011	74.46	75.41	74.46	75.30	825,437	+0.19(+0.25%)
Jun 27, 2011	75.66	76.02	74.96	75.11	347,228	-0.56(-0.74%)
Jun 24, 2011	76.86	77.28	75.14	75.67	668,359	-1.18(-1.54%)
Jun 23, 2011	76.83	77.62	75.32	76.86	708,738	-0.31(-0.40%)
Jun 22, 2011	76.55	77.64	76.55	77.16	475,656	+0.55(+0.71%)
Jun 21, 2011	75.08	77.36	74.91	76.62	579,734	+1.91(+2.56%)
Jun 20, 2011	74.52	74.87	74.13	74.71	422,385	+2.15(+2.96%)
Jun 17, 2011	72.68	72.94	72.18	72.55	590,736	+0.78(+1.08%)
Jun 16, 2011	72.25	72.41	71.11	71.78	504,280	-0.70(-0.96%)
Jun 15, 2011	73.95	74.04	72.44	72.47	707,599	-1.95(-2.62%)
Jun 14, 2011	73.45	74.68	73.18	74.43	386,323	+1.65(+2.27%)
Jun 13, 2011	72.91	73.29	72.44	72.77	286,118	+0.03(+0.04%)
Jun 10, 2011	73.34	73.68	72.38	72.74	683,054	-0.83(-1.12%)
Jun 09, 2011	73.65	73.96	73.44	73.57	559,386	+0.03(+0.04%)
Jun 08, 2011	73.48	73.93	73.32	73.54	471,527	-0.25(-0.34%)
Jun 07, 2011	73.63	74.09	73.27	73.79	690,461	+0.41(+0.56%)
Jun 06, 2011	73.48	73.59	72.81	73.38	1,121,750	+0.00(+0.00%)
Jun 03, 2011	73.70	75.12	72.99	73.38	970,270	+1.58(+2.20%)
May 24, 2011	73.27	73.27	71.68	71.80	341,983	-1.26(-1.73%)
May 23, 2011	73.01	73.66	72.27	73.06	356,812	-0.96(-1.29%)
May 20, 2011	75.35	75.44	73.29	74.02	426,597	-1.33(-1.77%)
May 19, 2011	75.17	75.90	74.76	75.35	425,599	+0.36(+0.48%)
May 18, 2011	74.68	75.10	74.19	74.99	387,902	+0.34(+0.45%)
May 17, 2011	74.85	74.93	73.89	74.66	313,750	-0.58(-0.77%)
May 16, 2011	74.89	75.76	74.52	75.23	283,661	+0.25(+0.33%)
May 13, 2011	75.89	76.26	74.77	74.98	193,087	-0.75(-0.99%)
May 12, 2011	74.60	75.89	74.24	75.73	341,108	+0.86(+1.14%)
May 11, 2011	75.16	75.16	73.85	74.87	233,629	-0.21(-0.28%)
May 10, 2011	75.06	75.41	74.55	75.08	224,055	+0.21(+0.28%)
May 09, 2011	73.36	75.28	73.19	74.87	366,397	+1.26(+1.72%)
May 06, 2011	73.84	74.48	73.42	73.61	311,423	+0.59(+0.80%)
May 05, 2011	73.03	73.82	72.57	73.02	254,705	-0.36(-0.49%)
May 04, 2011	74.13	74.14	72.98	73.38	389,085	-0.84(-1.13%)
May 03, 2011	74.68	75.06	74.01	74.22	451,393	-0.67(-0.89%)

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