The following tables set forth the change in benefit obligation, change in plan assets, funded status and amounts recognized on the  Consolidated Balance Sheets of the defined benefit pension as of December 31, 2011 and 2010: Defined benefit Pension Plans 2011 2010 change in benefit obligation  Benefit obligation at beginning of year  $ 2,816.3  $ 2,767.6  Service cost   32.2   32.7  Interest cost   158.6   157.9  Amendments   12.4   1.0  Actuarial losses  304.2   60.5  Employee contributions   0.2   0.2  International plan exchange rate change   (6.1)  (11.4) Divestitures  –   (5.5) Benefits paid   (193.2)  (186.7) Benefit obligation at end of year  $ 3,124.6  $ 2,816.3  change in plan assets Fair value of plan assets at beginning of year  $ 2,423.0  $ 2,079.8  Actual return on plan assets   114.5   311.4  Employee contributions   0.2   0.2  Company contributions / payments  291.1   230.0  International plan exchange rate change   (3.7)  (5.7) Divesitures –  (6.0) Benefits paid   (193.2)  (186.7) Fair value of plan assets at end of year  $ 2,631.9  $ 2,423.0  Funded status at end of year $ (492.7) $ (393.3) amounts recognized on the consolidated balance sheets  Non-current assets $ 4.4 $ 6.9 Current liabilities  (6.1)  (5.7) Non-current liabilities  (491.0)  (394.5) $ (492.7) $ (393.3) 65 THE TIMKEN COMPANY FINANCIAls ANd FOOTNOTEs Note 12 – Retirement Benefit Plans (continued)