b'Pension cost charged to profit or loss Remeasurement gains/(losses) in other comprehensive income(X US$ 1,000) Return on Actuarial plan assets changes Net InterestSub-totalBenefits(excludingarising fromExperienceChange in Sub total Contribution 1.1.2018 Service cost expense included inpaid amountschanges inadjustments exchange rate included inby employer 31.12.2018profit or loss included infinancial OCInet interestassumptionsexpense)Definedbenefitobligation(20,206) (1,189) (2,526)(3,715) 161 - 600 976 (104)1,472-(22,288)Fair value of plan assets6,700- 844844(136)(443) - - -(443)243 7,208 Benefit liability(13,506)(1,189)(1,682)(2,871)25 (443)600 976 (104)1,029 243 (15,080)Pension cost charged to profit or loss Remeasurement gains/(losses) in other comprehensive income(X US$ 1,000) Return on Actuarial plan assets changes Net InterestSub-totalBenefits(excludingarising fromExperienceChange in Sub total Contribution 1.1.2017 Service cost expense included inpaid amountschanges inadjustments exchange rate included inby employer 31.12.2017profit or loss included infinancial OCInet interestassumptionsexpense)Definedbenefitobligation(21,834) (1,249) (975)(2,224)122- 3,3381522403,730-(20,206)Fair value of plan assets6,393- 291291(116) (89) - - -(89)221 6,700 Benefit liability(15,441)(1,249)(684)(1,933)6 (89)3,338 152 240 3,641 221 (13,506)91'