| Value |
Category |
| -99 |
refused to answer |
| -88 |
not provided |
| -77 |
not applicable |
| -66 |
do not know |
| 1 |
none |
| 2 |
1 |
| 3 |
2-5 |
| 4 |
more than 5 |
| Sysmiss |
|
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.