Dickson County’s unemployment rate dropped again last month. According to a report issued last week by the Tennessee Department of Labor and Workforce Development, Dickson County’s non-seasonally adjusted rate for March was 7.2 percent, with 1,780 residents receiving unemployment benefits. The rate is half a point down from February’s 7.7 percent and well below the 8.9 percent reported for the same period last year. Across Tennessee the rate went down in 58 counties, increased in 24 counties and stayed the same in 13. Williamson County still has the state’s lowest rate at 5.1 percent and Scott County remains the highest at 17.2 percent. The seasonally adjusted rate for the state increased slightly from 7.8 percent in February to 7.9 percent in March.