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Prompt if necessary.
If the respondent has more than one job the respondent should take their main job.
If the respondent cannot decide which job is their main job, then they should answer about the one that they work the largest number of hours.
Universe
Adults aged 16-74 in England, Scotland and Wales, 2010-2012.;National
Sampling
Multi-stage stratified random sample
Study Type
Repeated cross-sectional study; The first survey was conducted in 1990-1991 and the second in 2000; the third wave was conducted between 2010 and 2012, and consisted of the main survey and an online follow-up.