| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 402 | 159 | 41.5 | 41 | 10.7 |
| 2025 | 423 | 163 | 40.8 | 51 | 12.8 |
| 2024 | 422 | 151 | 38.5 | 46 | 11.7 |
| 2023 | 411 | 136 | 34.6 | 52 | 13.2 |
| 2022 | 414 | 122 | 29.9 | 59 | 14.5 |
| 2021 | 411 | 120 | 29.3 | 68 | 16.6 |
| 2020 | 409 | 123 | 30.3 | 59 | 14.5 |
| 2019 | 403 | 106 | 26.7 | 59 | 14.9 |
| 2018 | 392 | 111 | 28.8 | 70 | 18.1 |
| 2017 | 385 | 85 | 22.6 | 57 | 15.2 |