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
Euro Currency Index Euro Currency Index (ECX, also EURX or EXY) was launched on 13 January 2006 by the New York Board of Trade (NYBOT) and calculated back to 2001. In 2007, the IntercontinentalExchange (ICE) based in Atlanta (USA) changed the name of the stock exchange in IntercontinentalExchange The index was a ratio that compared the value of the Euro by a currency basket of five currencies: US-Dollar (31.55 percent), British Pound (30.56 percent), Japanese Yen (18.91 percent), Swiss Franc (11.13 percent) and Swedish Krona (7.85 percent). The ECX was the geometrically weighted average compared to these currencies. The formula for the calculation