| Value |
Category |
| 1 |
Illiterate |
| 2 |
Has no education but can read and write |
| 3 |
Pre-primary education |
| 4 |
Primary education |
| 5 |
Basic general education (lower secondary) |
| 6 |
Secondary general education (upper secondary) |
| 7 |
Vocational education without secondary general education |
| 8 |
Vocational education on the base of lower secondary education with secondary general education certificate |
| 9 |
Vocational education on the base of secondary general education (except higher professional education) |
| 10 |
Higher professional education or equivalent |
| 11 |
Bachelor or equivalent |
| 12 |
Master or equivalent |
| 13 |
Doctor or equivalent |
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.