| Value |
Category |
| 1 |
Father |
| 2 |
Mother |
| 3 |
Spouse (Sibling in Form 1) |
| 4 |
Sibling (code not used in Form 1) |
| 6 |
Other relative |
| 8 |
No relation |
Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.