€ million

Funded
benefit obligations

Benefit obligations funded by provisions

2012

Funded
benefit obligations

Benefit obligations funded by provisions

2011

Present value of the defined benefit obligations Jan. 1

2,322.8

167.1

2,489.9

888.1

1,467.7

2,355.8

Currency translation differences

4.8

–0.1

4.7

25.0

–0.5

24.5

Current service cost

64.9

10.8

75.7

72.9

9.0

81.9

Past service cost

17.7

1.6

19.3

0.2

0.1

0.3

Gains (–) or losses (+) on settlement

0.1

0.1

–0.2

–0.4

–0.6

Interest expense

93.8

8.0

101.8

93.2

7.0

100.2

Actuarial gains (–) / losses (+)

334.0

33.1

367.1

14.1

0.7

14.8

Contributions by plan participants

13.6

13.6

14.1

14.1

Pension payments

–240.4

–7.6

–248.0

–95.7

–6.3

–102.0

Changes in the scope of consolidation

4.1

4.1

Reclassification Merck KGaA due to CTA

1,310.6

–1,310.6

Other effects recognized in income

0.1

–0.2

–0.1

–0.5

0.1

–0.4

Other changes

4.4

1.6

6.0

–3.1

0.3

–2.8

Cash value of all defined benefit obligations on December 31.

2,615.7

214.4

2,830.1

2,322.8

167.1

2,489.9