Ratifying countries
- 1961 - Israel
- 1961 - Dominican Republic
- 1962 - France
- 1966 - United Kingdom
- 1969 - Sweden
- 1971 - Norway
- 1972 - Austria
- 1973 - Ireland
- 1973 - Australia
- 1977 - Costa Rica
- 1977 - Denmark
- 1978 - Canada
- 1983 - Bolivia
- 1983 - Kiribati
- 1985 - Niger
- 1985 - Netherlands
- 1989 - Libya
- 1992 - Latvia
- 1994 - Armenia
- 1996 - Bosnia and Herzegovina
- 1996 - Azerbaijan
- 1997 - Germany
- 1999 - Eswatini
- 2000 - Tunisia
- 2000 - Slovakia
- 2001 - Czechia
- 2001 - Guatemala
- 2001 - Uruguay
- 2003 - Albania
- 2004 - Liberia
- 2004 - Lesotho
- 2005 - Senegal
- 2006 - Romania
- 2006 - New Zealand
- 2006 - Latvia
- 2007 - Brazil
- 2008 - Finland
- 2009 - Liechtenstein
- 2009 - Hungary
- 2011 - Benin
- 2011 - Serbia
- 2011 - Panama
- 2011 - Croatia
- 2012 - Honduras
- 2012 - Moldova
- 2012 - Ecuador
- 2012 - Bulgaria
- 2012 - Portugal
- 2012 - Paraguay
- 2012 - Burkina Faso
- 2012 - Turkmenistan
- 2013 - Jamaica
- 2013 - Nicaragua
- 2013 - Ukraine
- 2013 - Côte d'Ivoire
- 2013 - Lithuania
- 2013 - Montenegro
- 2014 - Mozambique
- 2014 - Guinea
- 2014 - Peru
- 2014 - Colombia
- 2014 - Belgium
- 2014 - Georgia
- 2014 - Argentina
- 2014 - Argentina
- 2014 - Gambia
- 2014 - Guyana
- 2015 - Italy
- 2015 - Belize
- 2016 - Guinea-Bissau
- 2016 - Sierra Leone
- 2016 - Mali
- 2017 - Luxembourg
- 2017 - Burkina Faso
- 2018 - Haiti
- 2018 - Chile
- 2018 - Spain
- 2019 - Angola
- 2020 - North Macedonia
- 2021 - Togo
- 2021 - Iceland
- 2022 - Philippines
- 2023 - Republic of the Congo
- 2024 - São Tomé and Príncipe
- 2024 - South Sudan
