Countries list (A1+A2, A3)

​A3 - High income & Upper-middle-income countries
A1 + A2 - Low-income & Low-middle-income countries

Afghanistan
1 & 2
Libya1 & 2
Åland Islands1 & 2Liechtenstein
3
Albania1 & 2Lithuania3
Algeria1 & 2Luxembourg3
American Samoa1 & 2Macao3
Andorra3Macedonia 1 & 2
Angola1 & 2Madagascar1 & 2
Anguilla1 & 2Malawi1 & 2
Antarctica1 & 2Malaysia1 & 2
Antigua and Barbuda3Maldives1 & 2
Argentina1 & 2Mali1 & 2
Armenia1 & 2Malta3
Aruba3Marshall Islands1 & 2
Australia3Martinique1 & 2
Austria3Mauritania1 & 2
Azerbaijan1 & 2Mauritius1 & 2
Bahamas 3Mayotte1 & 2
Bahrain3Mexico1 & 2
Bangladesh1 & 2Micronesia (the Federated States of)1 & 2
Barbados3Moldova (the Republic of)1 & 2
Belarus1 & 2Monaco3
Belgium3Mongolia1 & 2
Belize1 & 2Montenegro1 & 2
Benin1 & 2Montserrat1 & 2
Bermuda3Morocco1 & 2
Bhutan1 & 2Mozambique1 & 2
Bolivia, Plurinational State of1 & 2Myanmar1 & 2
Bonaire, Sint Eustatius and Saba1 & 2Namibia1 & 2
Bosnia and Herzegovina1 & 2Nauru1 & 2
Botswana1 & 2Nepal1 & 2
Bouvet Island1 & 2Netherlands3
Brazil1 & 2New Caledonia3
Brunei Darussalam3New Zealand3
Bulgaria1 & 2Nicaragua1 & 2
Burkina Faso1 & 2Niger 1 & 2
Burma1 & 2Nigeria1 & 2
Burundi1 & 2Niue1 & 2
Cabo Verde1 & 2Norfolk Island1 & 2
Cambodia1 & 2North Korea 1 & 2
Cameroon1 & 2Northern Mariana Islands3
Canada3Norway3
Cayman Islands3Oman3
Central African Republic1 & 2Pakistan1 & 2
Chad1 & 2Palau1 & 2
Chile1 & 2Palestine, State of1 & 2
China1 & 2Panama1 & 2
Christmas Island1 & 2Papua New Guinea1 & 2
Cocos (Keeling) Islands1 & 2Paraguay1 & 2
Colombia1 & 2Peru1 & 2
Comoros1 & 2Philippines1 & 2
Congo1 & 2Pitcairn1 & 2
Congo (the Democratic Republic of the)1 & 2Poland3
Cook Islands 1 & 2Portugal3
Costa Rica1 & 2Puerto Rico3
Côte d'Ivoire1 & 2Qatar3
Country1 & 2Réunion1 & 2
Croatia3Romania1 & 2
Cuba1 & 2Russian Federation3
Curaçao3Rwanda1 & 2
Cyprus3Saint Barthélemy1 & 2
Czech Republic 3Saint Helena, Ascension and Tristan da Cunha1 & 2
Denmark3Saint Kitts and Nevis3
Djibouti1 & 2Saint Lucia1 & 2
Dominica1 & 2Saint Martin (French part)3
Dominican Republic1 & 2Saint Pierre and Miquelon1 & 2
East Timor1 & 2Saint Vincent and the Grenadines1 & 2
Ecuador1 & 2Samoa1 & 2
Egypt1 & 2San Marino3
El Salvador1 & 2Sao Tome and Principe1 & 2
Equatorial Guinea3Saudi Arabia3
Eritrea1 & 2Senegal1 & 2
Estonia3Serbia1 & 2
Ethiopia1 & 2Seychelles3
Falkland Islands1 & 2Sierra Leone1 & 2
Faroe Islands 3Singapore3
Fiji1 & 2Sint Maarten (Dutch part)3
Finland3Slovakia3
France3Slovenia3
French Guiana1 & 2Solomon Islands1 & 2
French Polynesia3Somalia1 & 2
Gabon1 & 2South Africa1 & 2
Gambia 1 & 2South Georgia and the South Sandwich Islands1 & 2
Georgia1 & 2South Korea3
Germany3South Sudan1 & 2
Ghana1 & 2Spain3
Gibraltar1 & 2Sri Lanka1 & 2
Greece3Sudan1 & 2
Greenland3Suriname1 & 2
Grenada1 & 2Svalbard and Jan Mayen1 & 2
Guadeloupe1 & 2Swaziland1 & 2
Guam3Sweden3
Guatemala1 & 2Switzerland3
Guernsey1 & 2Syrian Arab Republic1 & 2
Guinea1 & 2Taiwan 3
Guinea-Bissau1 & 2Tajikistan1 & 2
Guyana1 & 2Tanzania, United Republic of1 & 2
Haiti1 & 2Thailand1 & 2
Heard Island and McDonald Islands1 & 2Timor-Leste1 & 2
Holy See  [Vatican City State]1 & 2Togo1 & 2
Honduras1 & 2Tokelau1 & 2
Hong Kong3Tonga1 & 2
Hungary3Trinidad and Tobago3
Iceland3Tunisia1 & 2
India1 & 2Turkey1 & 2
Indonesia1 & 2Turkmenistan1 & 2
Iran 1 & 2Turks and Caicos Islands3
Iraq1 & 2Tuvalu1 & 2
Ireland3Uganda1 & 2
Isle of Man3Ukraine1 & 2
Israel3United Arab Emirates3
Italy3United Kingdom3
Jamaica1 & 2United States3
Japan3Upper Volta1 & 2
Jersey1 & 2Uruguay1 & 2
Jordan1 & 2Uzbekistan1 & 2
Kazakhstan1 & 2Vanuatu1 & 2
Kenya1 & 2Venezuela, Bolivarian Republic of1 & 2
Kiribati1 & 2Viet Nam1 & 2
Kuwait3Virgin Islands (British)1 & 2
Kyrgyzstan1 & 2Virgin Islands (U.S.)3
Lao People's Democratic Republic1 & 2Wallis and Futuna1 & 2
Latvia3Western Sahara1 & 2
Lebanon1 & 2Yemen1 & 2
Lesotho1 & 2Zambia1 & 2
Liberia1 & 2Zimbabwe1 & 2