The calculations are done on the regional basis. Regions are defined as following: Eastern Europe: Albania, Bosnia-Herzegovina, Bulgaria, Croatia, Macedonia, Poland, Romania, Slovakia, Slovenia, Yugoslavia. OECD Europe: Austria, Belgium, the Czech Republic, Denmark, Finland, Germany, Greece, Hungary, Iceland, Italy, Luxembourg, the Netherlands, Norway, Poland, Portugal, the Slovak republic, Spain, Sweden, Switzerland, Turkey and the United Kingdom. FUS Former Soviet Union: Armenia, Azerbaijan, Belarus, Estonia, Georgia, Kazakhstan, Kyrgyzstan, Latvia, Lithuania, Moldova, Russia, East of Ural, Tajikistan, Turkmenistan, Ukraine, Uzbekistan
