According to CryptoCompare, Iran's rial is ranked the 32nd most
popular fiat currency on cryptocurrency exchanges, making up less
than one percent of
fiat transactions.
Comparing the market capitalization of bitcoin, by far the most
popular of them, with the supply of money for various
fiat currencies, the authors conclude it is two times less important
than boliviano, the
currency of Bolivia, and two thousand times less important
than euro.