Table D The number of people living on American farms declin…
Table D The number of people living on American farms declined steadily during the 20th century, as shown by the following farm population data (in millions of persons) from 1935 to 1980: Farm Population Data Year Population 1935 32.1 1940 30.5 1945 24.4 1950 23.0 1955 19.1 1960 15.6 1965 12.4 1970 9.7 1975 8.9 1980 7.2 What is the residual farm population in millions for 1980?