highest rate for a single month drop of over 27% "Unemployment Rates in the U.S. Since 1948," unemployment roughly doubling "Unemployment Rates in the U.S. Since 1948," unemployment Historical Unemployment Rates in the United States http://www.davemanuel.com/historical-un … states.php February 2000 Source www.davemanuel.com... drop of over 27% As 1982 came to a close