b'STAATSOLIE MAATSCHAPPIJ SURINAME N.V.NOTES TO THE CONSOLIDATED FINANCIAL STATEMENTS FOR THE YEAR ENDED DECEMBER 31, 2018 (Continued)SECTION 4.INVESTED CAPITAL 4.1OIL, EXPLORATION AND PRODUCING PROPERTIES Land & Building and Machine & Abandonment Well & Other Fixed Exploration & ProductionExploration(X US$ 1,000) Lease holdStructure Equipment Costs Equipment Pipelines Assets Evaluation Projects in Projects in Grand Total improvement Progress ProgressCostAt January 1,20179,276 20,407 52,731 42,253 659,829 11,264 4,312 531 59,489 72,890 932,982 Additions- 6 316 - - - 92 89 109,933 1,013 111,449Adjustments* - - - (2,383) - -11- - - (2,372)CapitalizedfromPIPtoPPEcurrentYear - 1,053(157) 37,237 87,286 -7- (124,984) -442 Disposals/Disinvestmentcurrentyear - - - - (36) -(2) - - - (38)Internal transfers - -(122) -(5) - - - - -(127)ExpensedtoP&L - - - - - - - - (1,157) (1,613) (2,770)At December 31,20179,276 21,466 52,768 77,107 747,074 11,264 4,420 620 43,281 72,290 1,039,566 Additions- 65 647 - 38 - 164 - 97,328 14,492 112,734Adjustments* - - - (67,791) - - - - - - (67,791)CapitalizedfromPIPtoPPEcurrentYear - 3,954223- 99,367 - - 138 (103,909) -(227)Disposals/Disinvestment current year - - (692) - (1,364) - (1,021)(57) - - (3,134)Internal transfers - - - - - - - - 226 (248)(22)ExpensedtoP&L - - - - - - - - (419) (13,465) (13,884)At December 31, 20189,276 25,485 52,946 9,316 845,115 11,264 3,563 701 36,507 73,069 1,067,242 DepreciationAt January 1,2017- (17,006)(47,223)(40,521)(368,058)(11,264)(4,052)(524)- - (488,648)Adjustments* - - - 4,791 (9,845) - - - - - (5,054)Depreciation current year - (703) (2,197) (4,961) (25,318) - (185)(17) - - (33,381)Depreciation on disinvestment current year - - - - 19 -2- - -21 Internal transfers - -121-3- - - - -124 At December 31,2017- (17,709)(49,299)(40,691)(403,199)(11,264)(4,235)(541)- - (526,938)Adjustments* - - - 36,548 - - - - - - 36,548Depreciation current year - (586) (126) (3,426) (34,313) 835(134) (84) - - (37,834)Depreciation on disinvestment current year - - 687 - 994 - 1,02157- - 2,759Internal transfers - - - - - - - - - - -At December 31, 2018- (18,295)(48,738)(7,569)(436,518)(10,429)(3,348)(568)- - (525,465)Netbookvalue:At December 31,20179,276 3,757 3,469 36,416 343,875 - 185 79 43,281 72,290 512,628 At December 31, 20189,276 7,190 4,208 1,747 408,597 835 215 133 36,507 73,069 541,777 *Adjustmentstoabandonmentcostrelatestochangesinthedecommissioningprovision70 STAATSOLIE 2018 ANNUAL REPORT'