| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 52 | 8 | 20.5 | 1 | 2.6 |
| 2025 | 53 | 10 | 21.7 | 1 | 2.2 |
| 2024 | 55 | 7 | 15.6 | 2 | 4.4 |
| 2023 | 43 | 5 | 13.5 | 3 | 8.1 |
| 2022 | 54 | 8 | 20.0 | 0 | 0.0 |
| 2021 | 47 | 6 | 14.6 | 2 | 4.9 |
| 2020 | 51 | 6 | 13.6 | 6 | 13.6 |
| 2019 | 47 | 4 | 11.1 | 5 | 13.9 |
| 2018 | 52 | 4 | 9.8 | 4 | 9.8 |
| 2017 | 45 | 7 | 18.9 | 1 | 2.7 |