| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 21 | 5 | 25.0 | 1 | 5.0 |
| 2025 | 17 | 4 | 23.5 | 2 | 11.8 |
| 2024 | 17 | 2 | 11.8 | 1 | 5.9 |
| 2023 | 17 | 3 | 17.6 | 0 | 0.0 |
| 2022 | 14 | 3 | 23.1 | 1 | 7.7 |
| 2021 | 14 | 4 | 33.3 | 0 | 0.0 |
| 2020 | 14 | 3 | 21.4 | 1 | 7.1 |
| 2019 | 13 | 1 | 8.3 | 0 | 0.0 |
| 2018 | 14 | 2 | 14.3 | 1 | 7.1 |
| 2017 | 12 | 2 | 18.2 | 0 | 0.0 |