b'STAATSOLIE MAATSCHAPPIJ SURINAME N.V.NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEAR ENDED DECEMBER 31, 2020 (Continued)Retiree medical plan others2020 2019(x US$1) GOw2 SPCS Total GOw2 SPCS TotalDefined benefit obligation as at January 1 (771,653) (363,175) (1,134,828) (582,489) (303,064) (885,553)Interest cost (26,251) (12,455) (38,706) (44,017) (22,730) (66,747)Current service cost (22,676) (23,872) (46,548) (55,812) (49,404) (105,216)Net benefit expense (recognized in P&L) (48,926) (36,327) (85,253) (99,829) (72,134) (171,963)Benefitspaid (9,854)-(9,854) 11,780-11,780Currency translation 384,232 171,561 555,793 (9,765)-(9,765)Experience different than assumed (11,517) (43,420) (54,937) (77,234) 4,774 (72,460)Changes in assumptions (73,112) (90,036) (163,148) (14,116) 7,249 (6,867)Sub total included in OCI 299,604 38,105 337,708 (101,115) 12,023 (89,092)Defined benefit obligation as at December 31(530,830)(361,397)(892,227)(771,653)(363,175)(1,134,828)Funeral grant benefits2020 2019(x US$1) Staatsolie SPCS GOw2 Total Staatsolie SPCS GOw2 TotalDefined benefit obligation as at January 1 (1,232,400) (16,035)-(1,248,435) (859,522) (8,557) - (868,079)Interest cost (45,457) (577) (671) (46,705) (41,957) (419) - (42,376)Current service cost (56,090) (1,937) (1,453) (59,480) (37,079) (1,388) - (38,467)Pastservicecost (24,926) (24,926) - - - -Net benefit expense (recognized in P&L) (101,547) (2,514) (27,050) (131,111) (79,036) (1,807) - (80,843)Benefitspaid 6,000- -6,000 7,502- -7,502Experience different than assumed (12,087) (3,647) 1,954 (13,780) (8,658)223- (8,435)Changes in assumptions 5,154 647 79 5,880 (292,686) (5,894) - (298,580)Sub total included in OCI (6,933) (3,000) 2,033 (7,900) (301,344) (5,671) - (307,015)Defined benefit obligation as at December 31(1,334,880)(21,549)(25,017)(1,381,446)(1,232,400)(16,035) -(1,248,435)122 STAATSOLIE 2020 ANNUAL REPORT'