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Income Taxes
9 Months Ended
Sep. 30, 2012
Income Taxes

13. Income Taxes – Income tax expense for the three and nine months ended September 30, 2012 of $87.3 million and $249.5 million was recorded, representing an effective tax rate of 32.8% and 32.4%, respectively. The prior year three and nine month provisions for income tax were $82.4 million and $238.9 million, representing effective tax rates of 32.6% and 33.5%, respectively. The prior year nine month period included increased deferred tax reserves as a result of an Illinois corporate income tax rate increase enacted in January 2011.