O: Official Participation / G: Guest Participation / E: Expected
| Country/Region | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
|---|---|---|---|---|---|---|
| Bangladesh | O | |||||
| China | O | O | O | O | O | O |
| Hong Kong | O | O | O | O | O | O |
| India | O | O | G | G | G | G |
| Japan | O | O | O | O | O | O |
| Kazakhstan | O | |||||
| Malaysia | O | O | O | O | O | O |
| Nepal | O | O | O | G | ||
| Republic of Korea | O | O | O | O | O | O |
| Singapore | G | O | ||||
| Taiwan | O | O | O | O | O | O |
| Thailand | O | O | O | |||
| Brazil | G | G | ||||
| Canada Anglophone | G | G | G | G | G | |
| Colombia | G | G | G | G | G | |
| Czechia | G | |||||
| Finland | G | G | ||||
| Hungary | G | |||||
| Latvia | G | |||||
| Netherlands | G | |||||
| Republic of Moldova | G | G | G | |||
| Russia | G | |||||
| Romania | G | G | G | G | ||
| Ukraine | O | G | G | G | G | G |
| Official Participation | 10 | 7 | 4 | 8 | 8 | 9 |
| Guest Participation | – | 5 | 5 | 6 | 10 | 10 |
