CREATE TABLE table_name_14 (population_in_1000__1931_ VARCHAR(255), car_plates__since_1937_ VARCHAR(255))
between car plates of 80-84 what is the population in 1000 in year 1931?
    
SQL: SELECT population_in_1000__1931_ FROM table_name_14 WHERE car_plates__since_1937_ = "80-84"