| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 81 | 3 | 3.8 | 11 | 13.9 |
| 2025 | 70 | 4 | 5.7 | 10 | 14.3 |
| 2024 | 67 | 1 | 1.5 | 4 | 6.0 |
| 2023 | 64 | 0 | 0.0 | 5 | 7.8 |
| 2022 | 63 | 0 | 0.0 | 3 | 4.8 |
| 2021 | 63 | 2 | 3.2 | 7 | 11.1 |
| 2020 | 57 | 1 | 1.8 | 10 | 17.5 |
| 2019 | 57 | 2 | 3.5 | 8 | 14.0 |
| 2018 | 49 | 3 | 6.1 | 9 | 18.4 |
| 2017 | 49 | 4 | 8.2 | 10 | 20.4 |