np/nbefrper:

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Info

nbefrper

: Person Number Surveyed

: Lfd. Personennummer


np – Data from individual questionnaires 1997

:

:

: 1997


: SOEP-Core

Measure Value
Min. 1.0
1st Qu. 1.0
Median 2.0
Mean 1.8673492433938117
3rd Qu. 2.0
Max. 14.0
valid 13283
invalid 0

German Socio-economic Panel (SOEP)