b'STAATSOLIE MAATSCHAPPIJ SURINAME N.V.NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEAR ENDED DECEMBER 31, 2019 (Continued)Executive pension plan2019changesinthedefinedbenefitobligationandfairvalueoftheplanassets.Pension cost charged to profit or loss Remeasurement gains/(losses) in other comprehensive income(X US$ 1,000) Return on ActuarialActuarial plan assets changeschanges Net InterestSub-totalBenefits(excludingarising fromarising fromExperienceSub total ContributionContribution 1.1.2019 Service cost expense included inpaid amountschanges inchanges inadjustments included inby employer by employee 31.12.2019profit or loss included indemographicfinancial OCInet interestassumptions assumptionsexpense)Definedbenefitobligation(4,848) (275)(223)(498)- - -(824) 1,036212 - - (5,134)Fairvalueofplanassets4,339 - 222 222 -(1,014)- - - (1,014) 92033 4,500 Benefit liability(509)(275)(1)(276)- (1,014)- (824)1,036 (802)920 33 (634)2018changesinthedefinedbenefitobligationandfairvalueoftheplanassets.Pension cost charged to profit or loss Remeasurement gains/(losses) in other comprehensive income(X US$ 1,000) Return on ActuarialActuarial plan assets changeschanges Net InterestSub-totalBenefits(excludingarising fromarising fromExperienceSub total ContributionContribution 1.1.2018 Service cost expense included inpaid amountschanges inchanges inadjustments included inby employer by employee 31.12.2018profit or loss included indemographicfinancial OCInet interestassumptions assumptionsexpense)Definedbenefitobligation(4,593) (284) (207)(491)- - -65 171236 - - (4,848)Fairvalueofplanassets3,947 -183183 -(53)- - - (53)230 32 4,339 Benefit liability(646)(284)(24)(308)- (53)- 65 171 183 230 32 (509)GOw2 retiree pension plan Post-employment benefitsGOw2hasalong-termpensionobligation Retiree medical planregardingeightformerChevronretireesandwidowers.Thepaymenttothoseretireesaremade RetiredemployeesofStaatsolie,GOw2andbyGOw2outoffundsdepositedbyChevronat SPCSwhoseemploymentwasterminatedduethetimeoftheacquisitionin2011.Theremaining toreachingtheretirementageafteraspecifiedbalanceasatDecember31,2019isUS$63,while numberofyearsofservice,aswellasthosewhotheremainingbalanceasatDecember31,2018 arepartoftheirfamily,shallbeentitledtomedicalwasUS$79. care at the expense of the Group. Entitlements shall also be granted to retired employees of Staatsoliewhoseemploymentwasterminatedduetodisabilitywiththeentitlementtoadisabilitypension,aswellasthosewhoarepartoftheirfamilyatthattime.Thereisnorequirementforaminimumservice.100 STAATSOLIE 2019 ANNUAL REPORT'