| Value | Category |
|---|---|
| 1 | NURSERY SCHOOL |
| 2 | preschool |
| 3 | initial |
| 4 | primary |
| 5 | JUNIOR SECONDARY |
| 6 | gymnasium |
| 7 | secondary |
| 8 | VOCATIONAL SECONDARY |
| 9 | SPECIALIZED SECONDARY (arts,language,maths) |
| 10 | SPECIAL SCHOOL (children with mental or physical disabilities) |
| 11 | VOCATIONAL COLLEGE |
| 12 | university |
| Sysmiss |