| Value |
Category |
| 1 |
Allowed |
| 2 |
Not allowed, but exceptions |
| 3 |
Never allowed |
| 4 |
No rules |
| 7 |
Don't know |
| 9 |
Refused |
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.