Source
General Social Survey https://gss.norc.org
Details
Question Socioeconomic index of respondent's first occupation.
Values
[NA(d)] don't know [NA(i)] iap [NA(j)] i don't have a job [NA(m)] dk, na, iap [NA(n)] no answer [NA(p)] not imputable [NA(r)] refused [NA(s)] skipped on web [NA(u)] uncodeable [NA(x)] not available in this release [NA(y)] not available in this year [NA(z)] see codebook
Question Years and Ballots