05 Germany (until 1990 former territory of the FRG)
06 Estonia
07 Ireland
08 Greece
09 Spain
0a France
0b Croatia
0c Italy
0d Cyprus
0e Latvia
0f Lithuania
0g Luxembourg
0h Hungary
0i Malta
0j Netherlands
0k Austria
0l Poland
0m Portugal
0n Romania
0o Slovenia
0p Slovakia
0q Finland
0r Sweden
0s Iceland
0t Liechtenstein
0u Norway
0v Switzerland
0w United Kingdom
0x Montenegro
0y North Macedonia
0z Albania
10 Serbia
11 Turkey
12 Andorra
13 Belarus
14 Bosnia and Herzegovina
15 Gibraltar (UK)
16 Moldova
17 Monaco
18 Russia
19 San Marino
1a Ukraine
1b Vatican City State
1c Former Serbia and Montenegro (before 2006)/Total components of the former Serbia and Montenegro
1d Other European countries (aggregate changing according to the context)
1e Africa
1f Angola
1g Cameroon
1h Central African Republic
1i Chad
1j Congo
1k Democratic Republic of the Congo
1l Equatorial Guinea
1m Gabon
1n São Tomé and Príncipe
1o Burundi
1p Comoros
1q Djibouti
1r Eritrea
1s Ethiopia
1t Kenya
1u Madagascar
1v Malawi
1w Mauritius
1x Mozambique
1y Rwanda
1z Seychelles
20 Somalia
21 Uganda
22 Tanzania
23 Zambia
24 Zimbabwe
25 Algeria
26 Egypt
27 Libya
28 Morocco
29 Sudan
2a Tunisia
2b Botswana
2c Lesotho
2d Namibia
2e South Africa
2f Eswatini
2g Benin
2h Burkina Faso
2i Cabo Verde
2j Côte d'Ivoire
2k Gambia, The
2l Ghana
2m Guinea
2n Guinea-Bissau
2o Liberia
2p Mali
2q Mauritania
2r Niger
2s Nigeria
2t Senegal
2u Sierra Leone
2v Togo
2w Other African countries (aggregate changing according to the context)
2x Northern America
2y Bermuda (UK)
2z Canada
30 United States
31 Other Northern American countries
32 Caribbean, Central and South America
33 Anguilla (UK)
34 Antigua and Barbuda
35 Aruba (NL)
36 Bahamas
37 Barbados
38 British Virgin Islands (UK)
39 Cayman Islands (UK)
3a Cuba
3b Dominica
3c Dominican Republic
3d Grenada
3e Haiti
3f Jamaica
3g Montserrat (UK)
3h Former Netherlands Antilles
3i Saint Kitts and Nevis
3j Saint Lucia
3k Saint Vincent and the Grenadines
3l Trinidad and Tobago
3m Turks and Caicos Islands (UK)
3n Belize
3o Costa Rica
3p El Salvador
3q Guatemala
3r Honduras
3s Mexico
3t Nicaragua
3u Panama
3v Argentina
3w Bolivia
3x Brazil
3y Chile
3z Colombia
40 Ecuador
41 Guyana
42 Paraguay
43 Peru
44 Suriname
45 Uruguay
46 Venezuela
47 Other Caribbean, Central and South American countries
48 Asia
49 Kazakhstan
4a Kyrgyzstan
4b Tajikistan
4c Turkmenistan
4d Uzbekistan
4e China including Hong Kong
4f Hong Kong
4g Macao
4h Japan
4i Mongolia
4j North Korea
4k South Korea
4l Afghanistan
4m Bangladesh
4n Bhutan
4o India
4p Iran
4q Maldives
4r Nepal
4s Pakistan
4t Sri Lanka
4u Brunei Darussalam
4v Cambodia
4w Indonesia
4x Laos
4y Malaysia
4z Myanmar/Burma
50 Philippines
51 Singapore
52 Thailand
53 Timor-Leste
54 Vietnam
55 Armenia
56 Azerbaijan
57 Bahrain
58 Georgia
59 Iraq
5a Israel
5b Jordan
5c Kuwait
5d Lebanon
5e Palestine
5f Oman
5g Qatar
5h Saudi Arabia
5i Syria
5j United Arab Emirates
5k Yemen
5l Other Asian countries (aggregate changing according to the context)
5m Oceania
5n Australia
5o New Zealand
5p Fiji
5q Papua New Guinea
5r Solomon Islands
5s Vanuatu
5t Kiribati
5u Marshall Islands
5v Federated States of Micronesia
5w Nauru
5x Palau
5y Cook Islands (NZ)
5z Niue (NZ)
60 Samoa
61 Tokelau (NZ)
62 Tonga
63 Tuvalu
64 Other Oceanian countries (aggregate changing according to the context)
65 Total
66 Unknown
International Standard Classification of Education (ISCED 1997)
0 First and second stage of tertiary education (levels 5 and 6)
1 First stage of tertiary education, programmes that are theoretically based/research preparatory or giving access to professions with high skills requirements (level 5A)
2 First stage of tertiary education, programmes which are practically oriented and occupationally specific (level 5B)
3 Second stage of tertiary education leading to an advanced research qualification (level 6)
Unit of measure
0 Number
Geopolitical entity (reporting)
00 Belgium
01 French Community in Belgium including small German-speaking Community
02 Flemish Community in Belgium
03 Bulgaria
04 Czechia
05 Denmark
06 Germany (until 1990 former territory of the FRG)