According to CNBC, 85% of US workers were happy with their jobs:
https://www.cnbc.com/2019/04/01/85percent-of-us-workers-are-...
And according to the Washington Post, 13% of people (surveyed from 140 countries) were "engaged" in their jobs:
https://www.washingtonpost.com/news/on-leadership/wp/2013/10...