| Value |
Category |
| 0 |
none |
| 1 |
read/write |
| 2 |
EP1 |
| 3 |
EP2 |
| 4 |
ES1 |
| 5 |
ES2 |
| 6 |
tech. elementary |
| 7 |
tech. basic |
| 8 |
tech medium |
| 9 |
teaching school |
| 10 |
university |
| 11 |
other |
| Sysmiss |
|
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.