Comment by KomoD

> Is that year to year or month to month? Could not find any note on that?

"Steam conducts a monthly survey to collect data", says it on the page.

> Interesting that only 0,06% are using Win 7 which I would name MS' last good OS.

Probably because steam for windows 7, 8 and 8.1 are EOL

> As of January 1 2024, Steam will officially stop supporting the Windows 7, Windows 8 and Windows 8.1 operating systems.