International Standard Classification of Education (ISCED 1997)
00 All ISCED 1997 levels
01 Pre-primary education (level 0)
02 Primary education or first stage of basic education (level 1)
03 Lower secondary or second stage of basic education (level 2)
04 Upper secondary education (level 3)
05 Upper secondary education (level 3A), programmes designed to provide direct access to level 5A
06 Upper secondary education (level 3B), programmes designed to provide direct access to level 5B
07 Upper secondary education (level 3C), programmes not designed to lead directly to levels 5A or 5B; they lead directly to labour market, level 4 or other level 3 programmes
09 First and second stage of tertiary education (levels 5 and 6)
0a First stage of tertiary education, programmes that are theoretically based/research preparatory or giving access to professions with high skills requirements (level 5A)
0b First stage of tertiary education, programmes which are practically oriented and occupationally specific (level 5B)
0c Second stage of tertiary education leading to an advanced research qualification (level 6)
0d Total of all level ISCED97 and no education
0e No education
0f Unknown
Country of citizenship
00 EU15 countries (1995-2004) except reporting country