source/data/curr/ti_ER.txt

// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html#License
ti_ER{
    Currencies{
        ERN{
            "Nfk",
            "ERN",
        }
    }
    Version{"2.1.25.97"}
}