Euro Currency Index points). The Euro Currency Index started on 4 January 1971 with 100 points. Before the introduction of the European single currency on 1 January 1999, an exchange rate of 1 Euro = 1.95583 Deutsche Mark was calculated. On April 19, 1971, the Euro Currency Index gained 99.67 points calculated with an all-time low. Until 3 December 1979, the index rose by 68.0 percent to 167.43 points. With the depreciation of the Deutsche Mark against the major currencies, the index fell to mid-1980s. On 3 May 1985, the Euro Currency Index was at level 122.26 points, up by 27.0 percent. The
Bulgaria and the euro евро, евра , еврота – but the most widespread form is евро – without inflection in plural. The word for euro, though, has a normal form with the postpositive definite article – еврото ([ˈɛvroto], the euro). The word for eurocent is евроцент and most probably that, or only цент , will be used in future when the European currency is accepted in Bulgaria. In contrast to euro, the word for "cent" has a full inflection both in the definite and the plural form: евроцент (basic form), евроцентът (full definite article – postpositive), евроцентове (plural), 2 евроцента (numerative form – after