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Accounting policies (Tables)

12 Months Ended

Dec. 31, 2021

Schedule of Exchange Rates of Real for Functional Currencies of Subsidiaries

The following table set forth the exchange rate, expressed in reais (R$) per U.S. dollar (U.S.$), British pound (£) and Euro (€), as reported by the Central Bank of Brazil (Banco Central do Brasil), “BACEN,” for the years indicated:

Currency	December 31, 2021	December 31, 2020	December 31, 2019
U.S. dollar (U.S.$)	5.581	5.197	4.031
British pound (£)	7.524	7.101	5.325
Euro (€)	6.321	6.378	4.531