Comment by benjiro29

Repost from above:

https://en.wikipedia.org/wiki/Film_industry#Largest_markets_... ("Largest markets by box office revenue")

    United States and Canada $8,870,000,000  2025[175]
    Europe                   $8,200,000,000  2024[176]
    China                    $7,400,000,000  2025[177]

Que revenue China is the same as Europe/US. Population does not matter so much, its revenue generated by the area.