| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 15 | 9 | 60.0 | 1 | 6.7 |
| 2025 | 17 | 9 | 52.9 | 2 | 11.8 |
| 2024 | 16 | 3 | 21.4 | 1 | 7.1 |
| 2023 | 20 | 5 | 26.3 | 1 | 5.3 |
| 2022 | 19 | 8 | 42.1 | 2 | 10.5 |
| 2021 | 20 | 7 | 36.8 | 0 | 0.0 |
| 2020 | 19 | 9 | 50.0 | 1 | 5.6 |
| 2019 | 18 | 9 | 56.3 | 2 | 12.5 |
| 2018 | 19 | 5 | 33.3 | 2 | 13.3 |
| 2017 | 21 | 8 | 44.4 | 3 | 16.7 |