Private-sector union membership rates, by race and gender, 1973–1980
| Private-sector union membership rate | ||||
|---|---|---|---|---|
| All | White* | Black* | Hispanic | |
| All workers | ||||
| 1973 | 24.2% | 23.2% | 29.0% | 32.6% |
| 1974 | 23.4 | 22.7 | 27.4 | 28.6 |
| 1975 | 21.5 | 20.8 | 26.9 | 25.1 |
| 1976 | 21.3 | 20.4 | 28.7 | 24.7 |
| 1977 | 21.7 | 20.8 | 28.4 | 25.4 |
| 1978 | 20.7 | 19.7 | 27.9 | 25.0 |
| 1979 | 21.2 | 20.1 | 28.9 | 24.7 |
| 1980 | 20.1 | 18.9 | 27.5 | 25.2 |
| Male workers | ||||
| 1973 | 31.0% | 30.0% | 38.1% | 37.7% |
| 1974 | 30.2 | 29.6 | 36.2 | 32.3 |
| 1975 | 27.9 | 27.1 | 36.1 | 28.9 |
| 1976 | 27.7 | 26.7 | 37.3 | 29.4 |
| 1977 | 28.1 | 27.3 | 35.4 | 30.2 |
| 1978 | 26.9 | 26.0 | 34.1 | 31.4 |
| 1979 | 27.4 | 26.5 | 34.8 | 29.3 |
| 1980 | 26.3 | 25.2 | 33.5 | 31.0 |
| Female workers | ||||
| 1973 | 13.1% | 12.0% | 16.7% | 23.5% |
| 1974 | 12.4 | 11.5 | 15.6 | 21.9 |
| 1975 | 11.6 | 10.7 | 15.3 | 18.5 |
| 1976 | 11.6 | 10.7 | 17.2 | 16.9 |
| 1977 | 12.2 | 11.0 | 19.7 | 16.8 |
| 1978 | 11.6 | 10.3 | 20.3 | 13.6 |
| 1979 | 12.3 | 10.8 | 21.5 | 16.6 |
| 1980 | 11.4 | 10.1 | 20.3 | 15.8 |
* Race and ethnicity are mutually exclusive.
Source: May Current Population Survey, 1973–1980.