INCOME TAXES	6 Months Ended
Jun. 30, 2013
INCOME TAXES
INCOME TAXES	14. INCOME TAXES Our effective income tax rate for the three and six months ended June 30, 2013 was a provision of 30.2 percent and 31.5 percent, respectively, compared to a benefit of 0.1 percent and a provision of 27.3 percent, respectively, for the three and six months ended June 30, 2012. The effective income tax rates were determined using the estimated annual effective tax rate for each period, after considering discrete items for each respective period. The effective tax rates for the three and six months ended June 30, 2013 were lower than the U.S. statutory federal income tax rate primarily due to various permanent differences including deductions for manufacturing activities. The effective tax rates for the three and six months ended June 30, 2012 were lower than the U.S. statutory federal income tax rate primarily due to provisions for state tax and various permanent differences including deductions for manufacturing activities and the favorable impact of changes in uncertain tax positions ($3.3 million and $6.4 million for the three and six months ended June 30, 2012, respectively).

INCOME TAXES

6 Months Ended

Jun. 30, 2013

14. INCOME TAXES

Our effective income tax rate for the three and six months ended June 30, 2013 was a provision of 30.2 percent and 31.5 percent, respectively, compared to a benefit of 0.1 percent and a provision of 27.3 percent, respectively, for the three and six months ended June 30, 2012. The effective income tax rates were determined using the estimated annual effective tax rate for each period, after considering discrete items for each respective period. The effective tax rates for the three and six months ended June 30, 2013 were lower than the U.S. statutory federal income tax rate primarily due to various permanent differences including deductions for manufacturing activities.

The effective tax rates for the three and six months ended June 30, 2012 were lower than the U.S. statutory federal income tax rate primarily due to provisions for state tax and various permanent differences including deductions for manufacturing activities and the favorable impact of changes in uncertain tax positions ($3.3 million and $6.4 million for the three and six months ended June 30, 2012, respectively).