| Value |
Category |
| 1 |
|
| 5 |
|
| 7 |
|
| 10 |
|
| 20 |
|
| 30 |
|
| 40 |
|
| 70 |
|
| 77 |
refused |
| 80 |
|
| 88 |
don't know |
| 99 |
missing |
| 400 |
|
| 635 |
|
| 1000 |
|
| 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.