| Country ↑ | Members | Leaders | Guests | G | S | B | H | Total |
|---|---|---|---|---|---|---|---|---|
 Albania | 2 | 2 | - | - | - | - | - | - |
 Bosnia and Herzegovina | 5 | 2 | - | - | - | 2 | 1 | 3 |
 Bulgaria | 8 | 2 | - | 3 | 2 | 3 | - | 8 |
 Croatia | 4 | 2 | 1 | - | 1 | 3 | - | 4 |
 Cyprus | 8 | 2 | - | - | - | 1 | - | 1 |
 Greece | 4 | 2 | 1 | - | 1 | 2 | - | 3 |
 Kyrgyzstan | 4 | 2 | - | - | 2 | 2 | - | 4 |
 Moldova | 3 | 1 | - | - | - | 1 | 1 | 2 |
 North Macedonia | 6 | 2 | - | - | 1 | 4 | 1 | 6 |
 Romania | 8 | 2 | - | 1 | 6 | 1 | - | 8 |
 Saudi Arabia | 4 | 2 | - | - | - | 1 | 1 | 2 |
 Serbia | 4 | 2 | - | - | - | 3 | - | 3 |
 Ukraine | 4 | 2 | - | - | 4 | - | - | 4 |