| # | Country | % Correct |
|---|---|---|
| Founder | Austria | 95%
|
| 1991 | Poland | 95%
|
| 1992 | Croatia | 92%
|
| 1993 | Czech Republic | 92%
|
| Founder | Hungary | 92%
|
| 1995 | Romania | 92%
|
| 1993 | Slovakia | 92%
|
| 1992 | Bosnia and Herzegovina | 89%
|
| 1995 | Bulgaria | 89%
|
| 1993 | Macedonia | 89%
|
| 1992 | Slovenia | 89%
|
| 2006 | Serbia | 87%
|
| 1995 | Albania | 84%
|
| 2006 | Montenegro | 84%
|
| 1995 | Ukraine | 84%
|
| 1995 | Belarus | 82%
|
| Founder | Italy | 82%
|
| 1996 | Moldova | 82%
|
| 2000 | Serbia and Montenegro | 71%
|
| Founder | Yugoslavia | 71%
|
| 1990 | Czechoslovakia | 66%
|