| Value |
Category |
| 1 |
1st grade of secondary education |
| 2 |
2nd grade of secondary education |
| 3 |
3rd grade of secondary education |
| 4 |
4th grade of secondary education |
| 5 |
5th grade of secondary education |
| 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.
