| Value |
Category |
| -9 |
Don't know (spontaneous) |
| 1 |
None |
| 2 |
Primary school |
| 3 |
Mid or High School |
| 4 |
Vocational or Techinical Training |
| 5 |
University education |
| 6 |
Other |
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.