2019
- 2019
- Afghanistan
- Algeria
- Angola
- Argentina
- Australia
- Austria
- Bahrain
- Belgium
- Benin
- Bolivia
- Botswana
- Brazil
- Burkina Faso
- Burundi
- Cambodia
- Cameroon
- Canada
- Cape Verde
- Central African Republic
- Chad
- Chile
- China
- Costa Rica
- Croatia
- Cuba
- Czech Republic
- Denmark
- Djibouti
- Dominica
- Dominican Republic
- Ecuador
- El Salvador
- Eritrea
- Finland
- France
- Gabon
- Gambia
- Germany
- Ghana
- Gibraltar
- Greece
- Greenland
- Gregorian calendar
- Guatemala
- Guinea
- Honduras
- Hong Kong
- Hungary
- India
- Ireland
- Italy
- Ivory Coast
- Jamaica
- Japan
- Jordan
- Julian calendar
- Kosovo
- Kyrgyzstan
- Lebanon
- Lesotho
- Liberia
- Libya
- Luxembourg
- Madagascar
- Malawi
- Mali
- Mauritius
- Mayotte
- Mexico
- Mozambique
- Namibia
- New Zealand
- Nicaragua
- Niger
- Norway
- Oman
- Panama
- Paraguay
- Peru
- Poland
- Portugal
- Republic of the Congo
- Romania
- Russia
- Rwanda
- Saint Helena
- Senegal
- Serbia
- Seychelles
- Sierra Leone
- Slovakia
- Slovenia
- Somalia
- South Sudan
- Spain
- Sudan
- Swaziland
- Sweden
- Switzerland
- Syria
- The Netherlands
- Togo
- Tunisia
- Turkey
- Uganda
- United Kingdom
- United States
- Uruguay
- Venezuela
- Yemen
- Zambia
- Zimbabwe