Historical exchange rates of Argentine currency Historical exchange rates of Argentine currency The following table contains the monthly historical exchange rate of the different currencies of Argentina, expressed in Argentine currency units per United States dollar. The exchange rate at the end of each month is expressed in: The value of one current peso is 10,000,000,000,000 (trillion) "pesos moneda nacional" (m$n), the currency in use from 1881 to 1969. It's also equal, as of the end of September 2018, to around 177 trillion 1914 pesos with the U.S. dollar as reference an average annual depreciation relative to the dollar of 27% (i.e. an annual increase of
Currency mostly paper, but Australia's Commonwealth Scientific and Industrial Research Organisation developed the world's first polymer currency in the 1980s that went into circulation on the nation's bicentenary in 1988. Now used in some 22 countries (over 40 if counting commemorative issues), polymer currency dramatically improves the life span of banknotes and prevents counterfeiting. Currency use is based on the concept of lex monetae; that a sovereign state decides which currency it shall use. Currently, the International Organization for Standardization has introduced a three-letter system of codes (ISO 4217) to define currency (as opposed to simple names or currency signs), in