| Fifteenth Session (2025) | Mr. Mohammed Yahya Al-Sayel (Saudi Arabia) Mr. Clinton Heimann (South Africa) Ms. Deirdre Dalpiaz Bishop (United States of America) | Ms. Meizyanne Hicks (Fiji) |
| Fourteenth session (2024) | Ms. Ingrid Vanden Berghe (Belgium) Mr. Fernand Eanes Bale (Côte d’Ivoire) Ms. Deirdre Dalpiaz Bishop (United States of America) | Ms. Meizyanne Hicks (Fiji) |
| Thirteenth session (2023) | Ms. Ingrid Vanden Berghe (Belgium) Mr. Fernand Eanes Bale (Côte d’Ivoire) Ms. Paloma Merodio Gomez (Mexico) | Mr. Kamal Outghouliast (Morocco) |
| Twelfth session (2022) | Ms. Ingrid Vanden Berghe (Belgium) Mr. Tulu Besha Bedada (Ethiopia) Ms. Paloma Merodio Gomez (Mexico) | Mr. Kamal Outghouliast (Morocco) |
| Eleventh session (2021) | Ms. Ingrid Vanden Berghe (Belgium) Ms. Paloma Merodio Gomez (Mexico) Ms. Rosamond Bing (Tonga) | Mr. Kamal Outghouliast (Morocco) |
| Tenth session (2020) | Ms. Ingrid Vanden Berghe (Belgium) Mr. Fernand Guy Isseri (Cameroon) Ms. Rosamond Bing (Tonga) | Ms. Macarena Pérez Garcia (Chile) |
| Ninth session (2019) | Mr. Fernand Guy Isseri (Cameroon) Ms. Dorine Burmanje (the Netherlands) Ms. Rosamond Bing (Tonga) | Ms. Macarena Pérez Garcia (Chile) |
| Eighth session (2018) | Mr. Fernand Guy Isseri (Cameroon) Mr. Li Pengde (China) Ms. Dorine Burmanje (the Netherlands) | Ms. Macarena Pérez Garcia (Chile) |
| Seventh session (2017) | Mr. Li Pengde (China) Ms. Dorine Burmanje (the Netherlands) Mr. Tim Trainor (United States of America) | Mr. Fernand Guy Isseri (Cameroon) |
| Sixth session (2016) | Mr. Li Pengde (China) Mr. Rolando Ocampo (Mexico) Mr. Tim Trainor (United States of America) | Mr. Abdoulaye Belem (Burkina Faso) |
| Fifth session (2015) | Mr. Li Pengde (China) Mr. Rolando Ocampo (Mexico) Mr. Tim Trainor (United States of America) | Mr. Abdoulaye Belem (Burkina Faso) |
| Fourth session (2014) | Mr. Li Pengde (China) Mr. Eduardo Sojo Garza-Aldape (Mexico) Ms. Vanessa Lawrence (United Kingdom of Great Britain and Northern Ireland) | Mr. Sultan Mohamed Alya (Ethiopia) |
| Third session (2013) | Mr. Eduardo Sojo Garza-Aldape (Mexico) Ms. Vanessa Lawrence (United Kingdom of Great Britain and Northern Ireland) | Mr. Derek Clark (South Africa) |
| Second session (2012) | Mr. Mansoor Ahmed Al Malki (Qatar) Ms. Vanessa Lawrence (United Kingdom of Great Britain and Northern Ireland) | Mr. Derek Clark (South Africa) |
| First session (2011) | Mr. Seong-An Leem (Republic of Korea) Ms. Vanessa Lawrence (United Kingdom of Great Britain and Northern Ireland) | Mr. Esteban Toha Gonzalez (Chile) |