00bq1c: year of first visit (yr1)
File: Y00B-survey results
Overview
Type: Continuous
Format: numeric
Width: 8
Decimals: 0
Range: 88-89
Valid cases: 47839 (48976.6)
Invalid: 0 (0)
Minimum: 88
Maximum: 89
Questions and instructions
Literal question
Interviewer: year of first visit.