b'STAATSOLIE MAATSCHAPPIJ SURINAME N.V.NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEAR ENDED DECEMBER 31, 2018 (Continued)Theaveragedurationofthevariousemployeebenefitobligationsattheendofthereportingperiodsispresentedbelow:2018 2017Weightedaveragelifeoftheplans:Staatsolie employee pension plan 18 19Staatsolie retiree medical plan2222Staatsolie funeral grant plan for retirees 26 27Staatsolie pension gratuity10 9Staatsoliejubileebenefits 8 7Staatsolie periodic additional holiday allowance21Executive pension plan1415Supplementary Provision Board members55GOw2 retiree medical plan 20 19GOw2jubileebenefits 6 7SPCS retiree medical plan3434SPCS funeral grant plan for retirees4141SPCS pension gratuity 20 21SPCSjubileebenefits1110SPCS periodic additional holiday allowance33Aquantitativesensitivityanalysisforsignificantassumptionsonthepension,post-employmenthealthcareandotherlong-termemployeebenefitsasatDecember31,2018and2017isshownbelow.Thesensitivityanalyses are presented in US$.99'