Ratifying countries
- 1948 - Dominican Republic
- 1949 - Ethiopia
- 1949 - Australia
- 1949 - Ecuador
- 1949 - Norway
- 1949 - Iceland
- 1950 - Philippines
- 1950 - Israel
- 1950 - France
- 1950 - Liberia
- 1950 - Haiti
- 1950 - Poland
- 1950 - Monaco
- 1950 - Cambodia
- 1950 - South Korea
- 1950 - Turkey
- 1950 - Guatemala
- 1950 - Laos
- 1950 - Romania
- 1950 - Panama
- 1950 - Sri Lanka
- 1950 - Bulgaria
- 1950 - Costa Rica
- 1950 - El Salvador
- 1950 - Jordan
- 1951 - Belgium
- 1951 - Denmark
- 1952 - Honduras
- 1952 - Egypt
- 1952 - Sweden
- 1952 - Italy
- 1952 - Mexico
- 1952 - Brazil
- 1952 - Canada
- 1952 - Nicaragua
- 1953 - Lebanon
- 1953 - Cuba
- 1953 - Chile
- 1954 - Russia
- 1954 - Germany
- 1954 - Belarus
- 1954 - Ukraine
- 1954 - Greece
- 1955 - Syria
- 1955 - Albania
- 1956 - Iran
- 1956 - Afghanistan
- 1956 - Argentina
- 1956 - Myanmar (Burma)
- 1956 - Tunisia
- 1957 - Pakistan
- 1958 - Morocco
- 1958 - Ghana
- 1959 - India
- 1959 - Colombia
- 1959 - Finland
- 1959 - Iraq
- 1960 - Peru
- 1960 - Venezuela
- 1962 - Democratic Republic of the Congo
- 1963 - Algeria
- 1965 - Burkina Faso
- 1966 - Netherlands
- 1967 - Mongolia
- 1967 - Uruguay
- 1968 - Jamaica
- 1968 - Spain
- 1969 - Nepal
- 1970 - United Kingdom
- 1972 - Tonga
- 1973 - Fiji
- 1974 - Mali
- 1974 - Lesotho
- 1975 - Bahamas
- 1975 - Rwanda
- 1976 - Ireland
- 1978 - New Zealand
- 1978 - Gambia
- 1980 - Barbados
- 1981 - Saint Vincent and the Grenadines
- 1981 - Saint Vincent and the Grenadines
- 1981 - Luxembourg
- 1981 - Vietnam
- 1982 - Cyprus
- 1983 - China
- 1983 - Mozambique
- 1983 - Senegal
- 1983 - Gabon
- 1984 - Tanzania
- 1984 - Togo
- 1984 - Maldives
- 1986 - Papua New Guinea
- 1987 - Yemen
- 1988 - United States
- 1988 - Antigua and Barbuda
- 1989 - Libya
- 1989 - North Korea
- 1990 - Bahrain
- 1991 - Zimbabwe
- 1991 - Estonia
- 1992 - Seychelles
- 1992 - Bosnia and Herzegovina
- 1992 - Latvia
- 1992 - Croatia
- 1992 - Slovenia
- 1993 - Czechia
- 1993 - Moldova
- 1993 - Georgia
- 1993 - Slovakia
- 1993 - Armenia
- 1994 - Namibia
- 1994 - Liechtenstein
- 1994 - North Macedonia
- 1994 - Malaysia
- 1995 - Kuwait
- 1995 - Uganda
- 1995 - Côte d'Ivoire
- 1995 - Singapore
- 1996 - Lithuania
- 1997 - Kyrgyzstan
- 1998 - South Africa
- 1998 - Bangladesh
- 1998 - Belize
- 1998 - Kazakhstan
- 1999 - Uzbekistan
- 1999 - Portugal
- 2000 - Guinea
- 2000 - Switzerland
- 2001 - Serbia
- 2001 - Paraguay
- 2002 - Trinidad and Tobago
- 2003 - Sudan
- 2004 - Comoros
- 2005 - Bolivia
- 2005 - United Arab Emirates
- 2006 - Andorra
- 2006 - Montenegro
- 2009 - Nigeria
- 2011 - Cape Verde
- 2013 - Guinea-Bissau
- 2013 - San Marino
- 2014 - Malta
- 2015 - Tajikistan
- 2017 - Benin
- 2017 - Malawi
- 2018 - Turkmenistan
- 2019 - Mauritius
- 2019 - Dominica
- 2022 - Zambia
