 The Greek and Danish currencies were part of the new mechanism, but when Greece joined the euro in 2001, the Danish krone was left at that time as the only participant member.A currency in ERM II is allowed to float within a range of ±15% with respect to a central rate against the euro.In the case of the krone, Danmarks Nationalbank keeps the exchange rate within the narrower range of ± 2.25% against the central rate of EUR 1 = DKK 7.46038.