| Africa | Antarctica | Asia | Europe | North America | Oceania | South America | |
|---|---|---|---|---|---|---|---|
|
Karl AhlgrenBronze Member
|
2020 | 2022 | 2017 | 2015 | 2016 | 2019 | 2018 |
|
John CottrellSilver Member
|
2018 | 2022 | 2017 | 2023 | 2020 | 2022 | 2019 |
|
Clifton GrimGold Member
|
2014 | 2013 | 2017 | 2009 | 2007 | 2015 | 2016 |
|
Mark HerkertBronze Member
|
2023 | 2024 | 2022 | 2019 | 2023 | 2023 | 2022 |