| | | | | | | |
| (millions) | | | 2013 | | | 2012 |
| Change in projected benefit obligation | | | | | | |
| Beginning of year | | $ | 5,135 | | $ | 4,367 |
| Service cost | | | 133 | | | 110 |
| Interest cost | | | 203 | | | 207 |
| Plan participants' contributions | | | 2 | | | 2 |
| Amendments | | | 4 | | | 23 |
| Actuarial (gain)loss | | | (407) | | | 535 |
| Benefits paid | | | (218) | | | (213) |
| Acquisitions | | | 17 | | | 47 |
| Curtailment and special termination benefits | | | 26 | | | - |
| Foreign currency adjustments | | | (7) | | | 57 |
| End of year | | $ | 4,888 | | $ | 5,135 |
| Change in plan assets | | | | | | |
| Fair value beginning of year | | $ | 4,374 | | $ | 3,931 |
| Actual return on plan assets | | | 802 | | | 508 |
| Employer contributions | | | 34 | | | 38 |
| Plan participants' contributions | | | 2 | | | 2 |
| Benefits paid | | | (200) | | | (187) |
| Acquisitions | | | - | | | 23 |
| Foreign currency adjustments | | | 2 | | | 59 |
| Fair value end of year | | $ | 5,014 | | $ | 4,374 |
| Funded status | | $ | 126 | | $ | (761) |
| | | | | | | |
| Amounts recognized in the Consolidated | | | | | | |
| Balance Sheet consist of | | | | | | |
| Other assets | | $ | 419 | | $ | 145 |
| Other current liabilities | | | (16) | | | (20) |
| Other liabilities | | | (277) | | | (886) |
| Net amount recognized | | $ | 126 | | $ | (761) |
| | | | | | | |
| Amounts recognized in accumulated other | | | | | | |
| comprehensive income consist of | | | | | | |
| Prior service cost | | $ | 73 | | $ | 94 |
| Net amount recognized | | $ | 73 | | $ | 94 |
