Include Germany, France, Italy, Netherlands, Belgium, Luxembourg, Ireland, Spain, Portugal, Austria, Finland, Lithuania, Latvia, Estonia, Slovakia, Slovenia, Greece, Malta and Cyprus.

1998, the European union 1 1 member countries formulated the euro convergence standard, and the euro zone was established with the official appearance of 1999+ 1 year euro. Greece reached the standard in 2000, and 20011joined the euro zone.

On June 2002, 65438+1 October1,physical euro coins and euro banknotes appeared. Slovenia reached the standard in 2006 and joined the euro zone in June 2007 with 65438+1 October1. Cyprus and Malta joined the euro zone on June 6, 2008.

Slovakia reached the standard in 2008 and joined the euro zone in June 2009 with 65438+1 October1. Estonia joined the euro zone on 20111. Latvia joined the euro zone on 20 14, 10, 1.

Lithuania joined the euro zone on 2065438+0565438+1 October1. The euro zone has 19 member countries and a population of over 320 million.

Extended data:

To join the euro zone, EU member states must meet the following criteria:

First of all, the annual government fiscal deficit of each member state is controlled below 3% of GDP;

Second, the national debt must remain below 60% of GDP or is rapidly approaching this level;

Third, in terms of price stability, the inflation rate of member countries is ≤ the inflation rate of the three best member countries in the previous year+1.5%;

Fourth, the long-term nominal annual interest rate (measured by the interest rate of long-term national debt) does not exceed the average long-term interest rate of the three countries with the best inflation performance mentioned above by 2 percentage points;

Fifth, its currency must remain within the normal fluctuation range of the European monetary system for at least two years.

The EU has no fixed requirements for the time when member countries join the euro zone. Each member country will join according to its own national conditions and its own timetable.

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