291 O N E R E P O R T 2 0 2 2 OVERVIEW BUSINESS OVERVIEW AND PERFORMANCE CORPORATE GOVERNANCE FINANCIAL INFORMATION SUSTAINABLE BUSINESS DEVELOPMENT 27. Other income 29.Other expense 30.Finance cost (Unit: Baht Thousand) (Unit: Baht Thousand) Consolidated financial statements Separated financial statements 2022 2021 2022 2021 Gain from early terminate rental agreement of aircraft (Note 22) 422,907 - - - Gain on derivatives - 391,178 - - Others 314,557 288,575 1,250 710 Total 737,464 679,753 1,250 710 Consolidated financial statements Separated financial statements 2022 2021 2022 2021 Loss on exchange 1,361,942 3,654,375 1 - Loss on derivatives 98,046 - - - Loss on disposals of aircraft, leasehold improvements and equipments (Note 11) 46,580 43,459 - - Loss on expected credit losses 15,289 202,144 - - Total 1,521,857 3,899,978 1 - Consolidated financial statements Separated financial statements 2022 2021 2022 2021 Interest expense on lease liabilities 1,836,350 1,375,334 - - Interest expense on borrowings 277,420 358,024 - 83,423 Others 105,729 165,455 20 3,934 Total 2,219,499 1,898,813 20 87,357 Consolidated financial statements Separated financial statements 2022 2021 2022 2021 Fuel costs 8,276,974 1,406,234 Depreciation and amortisation expenses 6,114,053 5,434,314 - - Repair and maintenance expenses 3,973,128 1,608,698 - - Salaries, wages and other employee benefits 2,946,261 2,131,973 11,480 4,493 Ramp and airport operating costs 1,471,790 331,334 - - 28. Expenses by nature Significant expenses classified by nature are as below. (Unit: Baht Thousand) (Unit: Baht Thousand)
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