| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 57 | 18 | 40.9 | 2 | 4.5 |
| 2025 | 58 | 11 | 27.5 | 3 | 7.5 |
| 2024 | 58 | 10 | 20.8 | 8 | 16.7 |
| 2023 | 58 | 6 | 13.0 | 8 | 17.4 |
| 2022 | 57 | 5 | 10.6 | 9 | 19.1 |
| 2021 | 55 | 5 | 13.2 | 4 | 10.5 |
| 2020 | 52 | 4 | 7.8 | 8 | 15.7 |
| 2019 | 59 | 7 | 14.6 | 13 | 27.1 |
| 2018 | 59 | 4 | 7.3 | 13 | 23.6 |
| 2017 | 59 | 7 | 13.5 | 13 | 25.0 |