| Value |
Category |
| 1 |
None |
| 2 |
Pre-primary |
| 3 |
Primary education |
| 4 |
Lower secondary education |
| 5 |
Upper secondary education |
| 6 |
Tertiary education |
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.