| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 634 | 75 | 13.5 | 81 | 14.5 |
| 2025 | 616 | 49 | 9.0 | 98 | 17.9 |
| 2024 | 577 | 51 | 9.2 | 108 | 19.6 |
| 2023 | 560 | 36 | 6.6 | 100 | 18.4 |
| 2022 | 544 | 26 | 5.0 | 95 | 18.4 |
| 2021 | 547 | 18 | 3.3 | 105 | 19.4 |
| 2020 | 519 | 22 | 4.4 | 96 | 19.2 |
| 2019 | 488 | 16 | 3.4 | 105 | 22.5 |
| 2018 | 449 | 21 | 4.8 | 80 | 18.1 |
| 2017 | 403 | 20 | 5.0 | 65 | 16.3 |