| Country | Team Counter | Countries Counter | Students | Students Guest | Mentors | Observer | Guest |
| Argentina | 1 | 1 | |||||
| Australia | 1 | 1 | 4 | 2 | 1 | ||
| Austria | 1 | 2 | |||||
| Belarus | 1 | 1 | 4 | 2 | |||
| Cambodia | 1 | 1 | 4 | 2 | 1 | ||
| Cyprus | 1 | 1 | |||||
| France | 1 | 1 | 4 | 2 | 3 | 1 | |
| Honduras | 1 | 1 | 4 | 2 | |||
| Indonesia | 1 | 1 | 4 | 2 | 1 | ||
| India | 1 | 1 | 4 | 2 | 3 | ||
| Italy | 1 | 1 | 4 | 7 | 2 | ||
| Israel | 1 | 1 | 4 | 2 | |||
| Japan | 1 | 1 | 4 | 2 | 10 | ||
| Kyrgyzstan | 1 | 1 | 4 | 2 | |||
| Korea | 1 | 1 | 4 | 2 | 4 | ||
| Kuwait | 1 | 1 | 4 | 2 | 1 | 1 | |
| Malawi | 1 | 1 | 4 | 2 | |||
| Malaysia | 1 | 1 | |||||
| Malta | 1 | 1 | 1 | ||||
| Nepal | 1 | 1 | 4 | 2 | |||
| Norway | 1 | 1 | |||||
| Pakistan | 1 | 2 | |||||
| Philippines | 1 | 1 | 4 | 2 | 1 | ||
| Romania | 1 | 1 | 4 | 2 | |||
| Russia | 1 | 1 | 4 | 2 | 1 | 1 | |
| South Africa | 1 | 1 | |||||
| Singapore | 1 | 1 | 4 | 2 | |||
| Spain | 1 | 1 | 4 | 2 | 1 | ||
| Sri Lanka | 1 | 1 | 4 | 2 | |||
| Thailand | 1 | 1 | 4 | 2 | 1 | ||
| Taiwan | 1 | 1 | 4 | 2 | 8 | ||
| Ukraine | 1 | 1 | 4 | 2 | 1 | ||
| Hungary | 1 | 1 | 4 | 1 | |||
| USA | 1 | 1 | 4 | 4 | 2 | ||
| TOTAL | 26 | 34 | 104 | 11 | 51 | 46 | 5 |
