| Value | Category |
|---|---|
| 1 | apprenticeship program |
| 2 | technical college |
| 3 | workers college |
| 4 | academic secondary school |
| 5 | technikon diploma course |
| 6 | university institution |
| 7 | commercial school, ngo or government |
| 8 | training at work |
| 9 | on-the-job training |
| 10 | training received on previous job |
| 11 | correspondence course |
| 12 | other |
| 99 | no answer |