| Value |
Category |
| -66 |
SKIP |
| 77 |
refused |
| 88 |
don't know |
| 99 |
missing |
| 152 |
|
| 154 |
|
| 163 |
|
| 169 |
|
| 185 |
|
| 189 |
|
| 196 |
|
| 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.