No. 15.-INDEXES OF CHANGES IN QUANTITY, UNIT VALUE, AND TOTAL VALUE OF 1 Data are for calendar year 1913. 1,000 tons 64, 612 64,887 [1923-25 average=100] 1910-14 average 1921-25 average 1926-30 average 1930 1931 1932 48 184 1 65 155 44 166 170 146 5 585 8 8 97 105 97 99 86 97 105 89 104 94 94 90 89 104 2 Import indexes are based on general imports for all years through 1933, and imports for consumption thereafter. For 1934, the import indexes were obtained by apply. ing to the 1933 general import indexes the percentage changes in quantity, unit value (price), and value of imports for consumption from 1933 to 1934. For method of calculation see "Index numbers," p. VI. 697 |