The March 2026 monthly data and the January 2026 data that were recently re-released by the Census Bureau are now available via IPUMS CPS. October 2025 data were not collected during the U.S. federal government shutdown.
- Codes
- Description
- Comparability
- Universe
- Availability
- Flags
- Questionnaire Text
- UnHarmonized Variables
Codes and Frequencies
Description
For respondents who are former smokers (TSMKER) and whose most recent attempt to quit smoking was not their longest attempt (TSINCEQUIT),
TLONGQUIT reports the respondent's longest attempt to quit smoking (in days) in the past 12 months.
This variable is part of the Tobacco Use Supplement.
Universe
- Jul 2014, Jan 2015, May 2015, Jul 2018, Jan 2019, May 2019, Sep 2022, Jan 2023, and May 2023: Former smokers (TSMKER) whose most recent attempt to quit smoking was not their longest attempt (TSINCEQUIT).
Availability
| Years | Jan | Feb | ASEC | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2014 | - | - | - | - | - | - | X | - | - | - | - | - |
| 2015 | X | - | - | - | X | - | - | - | - | - | - | - |
| 2018 | - | - | - | - | - | - | X | - | - | - | - | - |
| 2019 | X | - | - | - | X | - | - | - | - | - | - | - |
| 2022 | - | - | - | - | - | - | - | - | X | - | - | - |
| 2023 | X | - | - | - | X | - | - | - | - | - | - | - |
