U.S. Pension Benefits at Year-end | Non-U.S. Pension Benefits at Year-end | |||||||||||||||||||||||
(Millions of dollars) | 2013 | 2012 | 2011 | 2013 | 2012 | 2011 | ||||||||||||||||||
Projected benefit obligation | $ | 14,352 | $ | 15,913 | $ | 14,782 | $ | 1,436 | $ | 4,107 | $ | 4,112 | ||||||||||||
Accumulated benefit obligation | $ | 13,989 | $ | 15,132 | $ | 14,055 | $ | 1,374 | $ | 3,752 | $ | 3,600 | ||||||||||||
Fair value of plan assets | $ | 12,323 | $ | 10,981 | $ | 9,997 | $ | 797 | $ | 2,806 | $ | 2,661 |