| Value |
Category |
| 00 |
None or less than primary |
| 01 |
Illiterate |
| 02 |
Less than primary, literate |
| 10 |
Primary general |
| 20 |
Basic general |
| 30 |
Secondary |
| 31 |
Basic vocational |
| 32 |
Secondary, specialized |
| 33 |
Secondary, general |
| 40 |
Higher education |
| 41 |
Higher education, incomplete |
| 42 |
Bachelor's |
| 43 |
Specialist |
| 44 |
Master's |
| 45 |
Higher education, complete |
| 98 |
Unknown |
| 99 |
NIU (not in universe) |
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.