O: Official Participation
G: Guest Participation

Country/Region201920202021202220232024
BangladeshO
ChinaOOOOO
Hong KongOOOOO
IndiaOOGGG
JapanOOOOO
MalaysiaOOOOO
NepalOOO
Republic of KoreaOOOOO
TaiwanOOOOO
ThailandOO
BrazilGG
Canada AnglophoneGGGG
ColombiaGGGG
FinlandG
LatviaG
NetherlandsG
Republic of MoldovaGG
RussiaG
RomaniaGGG
SingaporeG
UkraineOGGGG
Number of Countries
(Official + Guest)
107+54+58+68+10