The occupational group with the highest male suicide rate in 2012 and 2015 was Construction and Extraction (43.6 and 53.2 per 100,000 civilian noninstitutionalized working persons, respectively), whereas the group with the highest female suicide rate was Arts, Design, Entertainment, Sports, and Media (11.7 [2012] and 15.6 [2015]).
https://www.cdc.gov/mmwr/volumes/67/wr/mm6745a1.htm?s_cid=mm6745a1_w?
Manual laborers in the U.S. who tend to work in isolation and who face unsteady employment have the highest rate of suicide, according to a broad federal study
Dentists, doctors and other health care professionals had an 80 percent lower suicide rate than the farmers, fishermen and lumberjacks. The lowest rate was in teachers, educators and librarians.
https://www.cbsnews.com/news/these-jobs-have-the-highest-rate-of-suicide/