22% of organizations say kubernetes has "[f]ull adoption across 100% of IT organization"
This is from S&P Global Market Intelligence (formally 451 Research - I used to work there)! It’s in their DevOps survey from last year (2021), by Jay Lyman. That survey is chock full of interesting DevOps and DevSecOps usage stuff, find it on Jay’s articles page.
Also, check out the perception that “cloud native” improves developer productivity from “non-IT” people:

It’s always fun to see such a huge mis-match between the people who do the work and those who (I presume) “manage” the work.