Irish pound introduced UK versions. When the UK 5p and 10p coins were reduced in size, the Irish followed suit, but the new Irish 10p was smaller than the new UK version introduced in 1992 and the new Irish 5p was slightly larger than the UK version introduced in 1990. The Irish 50p was never reduced in size (as it had been in the UK in 1997). 31 December 1998, the exchange rates between the European Currency Unit and the Irish pound and 10 other EMS currencies (all but the pound sterling, the Swedish krona and the Danish krone) were fixed. The
Non-decimal currency of the sub-unit are no longer used. The official currency of the Sovereign Military Order of Malta, which retains its claims of sovereignty under international law and has been granted permanent observer status at the United Nations, is the scudo. The scudo is subdivided into 12 tarì, each of 20 grani with 6 piccioli to the grano. It is pegged to the euro (at a rate of 1:0.24). All other contemporary currencies are either decimal or have no sub-units at all. Historically, the use of decimal sub-units was the exception rather than the rule. Decimalised currencies show an advantage in