The following data show the changes in population of Kagawa prefecture, from 1920 to 2015. Year Population 1920 678,000 1925 700,000 1930 733,000 1935 749,000 1940 716,000 1945 864,000 1950 946,000 1955 944,000 1960 919,000 1965 901,000 19…