| Value |
Category |
| 1 |
0 |
| 2 |
1 |
| 3 |
Don't know |
| 4 |
Refused to answer |
| 5 |
Outlier set to missing |
| 6 |
Inconsistency set to missing |
| 7 |
Not applicable |
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.