| Value |
Category |
| 1 |
primary |
| 2 |
preparatory |
| 3 |
secondary |
| 4 |
above intermediate |
| 5 |
university |
| 6 |
above university |
| 9 |
missing |
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.