[2020] Players with 5000+ Hours game time

That, too, is dedication. =P

It's in the Steam Top 100 sold games of all time.

It's right on the store page.

Awards

Valve's All Time Top 100 Best Sellers Valve's Best of 2019 Most Played Games

Hmm. And they are linking some nonsense there. Interesting.

I was looking around for games that I suspected to be in that list but found none. It must be a lot more exclusive than I thought and most "modern" games don't have the shelf life to have a chance to get in.

They had such a list at one time but I guess they scrubbed any info like that, leaving only the award.