| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 27 | 7 | 25.9 | 3 | 11.1 |
| 2025 | 23 | 6 | 26.1 | 6 | 26.1 |
| 2024 | 21 | 3 | 15.8 | 5 | 26.3 |
| 2023 | 23 | 4 | 17.4 | 5 | 21.7 |
| 2022 | 21 | 7 | 35.0 | 4 | 20.0 |
| 2021 | 19 | 6 | 33.3 | 5 | 27.8 |
| 2020 | 17 | 7 | 43.8 | 1 | 6.3 |
| 2019 | 22 | 11 | 57.9 | 4 | 21.1 |
| 2018 | 22 | 10 | 55.6 | 4 | 22.2 |
| 2017 | 20 | 7 | 38.9 | 5 | 27.8 |