Variable's CODE LIST: PE021 (165,0) Anno: 2022
| Code | Description | Upper Code | Notes |
| 00 | Early childhood education | ||
| 10 | ISCED 1 Primary education | ||
| 20 | ISCED 2 Lower secondary education | ||
| 30 | ISCED 3 Upper secondary education/ only for persons aged 35 and over | ||
| 34 | ISCED 3 Upper secondary education - general/ only for persons aged 16-34 | ||
| 35 | ISCED 3 Upper secondary education - vocational/ only for persons aged 16-34 | ||
| 39 | ISCED 3 Upper secondary education - orientation unknown/ only for persons aged 16-34 | ||
| 40 | ISCED 4 Post-secondary non-tertiary education/ only for persons aged 35 and over | ||
| 44 | ISCED 4 Post-secondary non-tertiary education - general/ only for persons aged 16-34 | ||
| 45 | ISCED 4 Post-secondary non-tertiary education - vocational/ only for persons aged 16-34 | ||
| 49 | ISCED 4 Post-secondary non-tertiary education - orientation unknown/ only for persons aged 16-34 | ||
| 50 | ISCED 5 Short-cycle tertiary education/ only for persons aged 35 and over | ||
| 54 | ISCED 5 Short-cycle tertiary education - general/ only for persons aged 16-34 | ||
| 55 | ISCED 5 Short-cycle tertiary education - vocational/ only for persons aged 16-34 | ||
| 59 | ISCED 5 Short-cycle tertiary education - orientation unknown/ only for persons aged 16-34 | ||
| 60 | ISCED 6 Bachelor's or equivalent level | ||
| 70 | ISCED 7 Master's or equivalent level | ||
| 80 | ISCED 8 Doctoral or equivalent level |