icu4c/source/data/curr/nus.txt

// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html#License
nus{
    Currencies{
        GBP{
            "GB£",
            "GBP",
        }
        SSP{
            "£",
            "SSP",
        }
    }
    Version{"36"}
}