Income Taxes (Tables)

3 Months Ended

Mar. 31, 2013

Income Taxes

Schedule of consolidated effective federal and state income tax rates

The following table shows the changes in our provision for income taxes (in millions) and our consolidated effective federal and state income tax rates for the applicable periods ended March 31,:

	Three Months Ended						Twelve Months Ended
	2013			2012			2013			2012
Consolidated provision for income taxes	$	7.5		$	6.2		$	35.4		$	33.3
Consolidated effective federal and state income tax rates	37.2		%	38.7		%	37.7		%	38.6		%