When payments are made in A$, C$, S/., GH₵, Rand, GBP or CLP, they were converted into US$ using the average exchange rates during the reporting period. The average exchange rates for the period from January 1 to December 31, 2025 were A$/US$: 0.64, C$/US$: 0.72, US$/ZAR: 17.88, US$/PEN: 3.57, US$/CLP: 950.98, US$/GH₵:11.70 and GBP/US$: 1.32.
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Form SD -Section 2.01 -Subsection d -Paragraph 9 -Subparagraph iii -Clause C
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Form SD -Section 2.01 -Subsection d -Paragraph 9 -Subparagraph iii -Clause B
Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Form SD -Section 2.01 -Subsection d -Paragraph 9 -Subparagraph iii -Clause A