| TOTAL |
All ISCED 1997 levels |
| ED1 |
Primary education or first stage of basic education (level 1) |
| ED2 |
Lower secondary or second stage of basic education (level 2) |
| ED3_4 |
Upper secondary and post-secondary non-tertiary education (levels 3 and 4) |
| ED5A_6 |
First stage of tertiary education, tertiary programmes that are theoretically based/research preparatory or giving access to professions with high skills requirements (level 5A) and second stage of tertiary education (level 6) |
| ED5B |
First stage of tertiary education, programmes which are practically oriented and occupationally specific (level 5B) |