January 2026 monthly data are now available via IPUMS CPS. Note that October 2025 data were not collected during the U.S. federal government shutdown.
Codes and Frequencies
Description
Member of a labor union or association - 1983-2026_01
These string values in the original data have been recoded as follows:
blank => -9 : Missing
Universe
- 1983-1988: Those eligible for the earner study.
- 1989-1993: Those employed in private or government and in outgoing rotation.
- 1994+: Those who were employed last week by the government or private industry and are in the outgoing rotations.
Availability
| Years | Jan | Feb | ASEC | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1983 – 2024 | X | X | - | X | X | X | X | X | X | X | X | X | X |
| 2025 | X | X | - | X | X | X | X | X | X | X | - | X | X |
| 2026 | X | - | - | - | - | - | - | - | - | - | - | - | - |
