| Financial expenses and income |
18. Financial expenses and income Financial expenses are made up as follows: | | | | | | | | | For the year ended | | For the year ended | | For the year ended | | | December 31, 2025 | | December 31, 2024 | | December 31, 2023 | | | US$(000) | | US$(000) | | US$(000) | | | | | | | | Interest on advance payments of customers | | 4,860 | | 4,656 | | 3,901 | Interest on leases (see Note 10(a)) | | 5,329 | | 3,320 | | 3,685 | Tax contingencies | | — | | 2,279 | | — | Interest on revolving credit facility (see Note 10(b)) | | 1,863 | | 1,868 | | 1,863 | Other expenses | | 747 | | 749 | | 746 | Change in estimates of uncertain positions | | — | | — | | (433) | Interests on income tax payment on account (a) | | — | | — | | 73,363 | Capitalized interest associated to capital projects | | (5,304) | | (3,320) | | (3,584) | Change in estimates related to excess of salaries limit of worker profit sharing (see Note 9(b)) | | — | | — | | (12,423) | | | | | | | | | | 7,495 | | 9,552 | | 67,118 |
(a) Mainly corresponded to the recognition of interest on penalties and interest related to income tax payments on account for the years 2006 to 2015 as a result of unfavorable rulings issued by the Supreme Court against the Company. Financial income are made up as follows: | | | | | | | | | For the year ended | | For the year ended | | For the year ended | | | December 31, 2025 | | December 31, 2024 | | December 31, 2023 | | | US$(000) | | US$(000) | | US$(000) | | | | | | | | Gain in the fair value of market liquid investment (see Note 3(b)) | | 25,001 | | 33,570 | | 35,142 | Interest earned by bank accounts (see Note 3(a)) | | 7,238 | | 1,096 | | 15 | Interest on tax refunds | | 6,883 | | 5,282 | | 2 | Discounts for advance payments to suppliers | | 539 | | 675 | | 1,126 | Other financial income | | 351 | | — | | — | | | | | | | | | | 40,012 | | 40,623 | | 36,285 |
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