What profession is most unique to Arizona?

Is there a job field that is unique to Arizona? According to a r ecent study by the Pew Charitable Trust it might be stucco masonry.

The study found that there are 4.4 times more plasterers and stucco masons in the state than expected based off the national average. The study used data from the Bureau of Labor Statistics to see what the national average of each job was, and then looked at what jobs were above the average in individual states.

There are 1,680 plasterers and stucco masons employed…