Hi! inspired by 피고지는검 in BDM Korean Forum, here is the Class Distribution that I record from Top Rank Class CP list.

ASIA : 

The Top 15

Summary Date by Date

KR :

PS: I hope GM Team reconsidering the top favorite class for class balance update, so the composition on War Content more balance, or it will be bored, I hope more content creator will help new player for using spesific class.

Cheers