The Japanese website Toyokeizai published the mirrorless camera market share data for 2018:
Keep in mind that the new Nikon Z and Canon RF mirrorless cameras started shipping at the end of 2018. We also don't know if the numbers shown are only for the Japanese market or worldwide. Of course, DSLR cameras are excluded from the calculations.
Source: Toyokeizai, via CanonNews
