This isn't a scientific study, which is what most people will assume when they read that.

75% of respondents were senior managers of C-suite level

And from the "white paper":

All respondents are managers

There is no evidence that any respondents are game developers. Working as a manager in the same building where people actually develop games doesn't mean you are a "dev".

Here's the actual "white paper", btw: https://cdn.rokky.com/products-content/docs/TheStateofPCGameDistribution_rokky_com.pdf