According to a recent study from Ziprecruiter, a job-search website ,the total number of job postings for the cannabis industry increased by 445 in 2017, as a number of states legalized he plant for adult consumption. Nine states, including Washington D.C. have legalized cannabis, although the federal government still considers it an illegal, Schedule 1 drug. According to Marijuana Business Daily, there are now more cannabis workers than dental hygienists in the US.