| Characteristic | Thousands of persons |
|---|---|
| 1943 | 42,833 |
| 1942 | 41,640 |
| 1941 | 39,365 |
| 1940 | 35,530 |
| 1939 | 33,885 |
| 1938 | 32,287 |
| 1937 | 35,073 |
| 1936 | 33,492 |
| 1935 | 31,254 |
| 1934 | 30,361 |
| 1933 | 27,548 |
| 1932 | 27,405 |
| 1931 | 31,113 |
| 1930 | 34,646 |
| 1929 | 37,125 |
| 1928 | 35,246 |
| 1927 | 34,544 |
| 1926 | 34,442 |
| 1925 | 33,210 |
| 1924 | 31,598 |
| 1923 | 32,055 |
| 1922 | 28,984 |
| 1921 | 26,610 |
| 1920 | 30,260 |
| 1919 | 30,270 |
| 1918 | 30,714 |
| 1917 | 30,714 |
| 1916 | 28,563 |
| 1915 | 26,179 |
| 1914 | 26,003 |
| 1913 | 26,870 |
| 1912 | 26,542 |
| 1911 | 25,455 |
| 1910 | 25,824 |
| 1909 | 24,996 |
| 1908 | 22,741 |
| 1907 | 23,691 |
| 1906 | 23,431 |
| 1905 | 22,123 |
| 1904 | 20,477 |
| 1903 | 20,088 |
| 1902 | 20,141 |
| 1901 | 18,639 |
| 1900 | 17,710 |
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Region
United States
Survey time period
1900 to 1943
Supplementary notes
Data covers the following industries (including firm members and those self-employed: forestry and fishing; industry - extraction of minerals, manufacturing, construction, transportation, public utilities; trade - distribution and finance; service industries -excluding Armed Forces; miscellaneous industries and services
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