| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 176 | 35 | 20.2 | 3 | 1.7 |
| 2025 | 182 | 38 | 21.2 | 8 | 4.5 |
| 2024 | 182 | 21 | 12.6 | 7 | 4.2 |
| 2023 | 173 | 20 | 11.9 | 6 | 3.6 |
| 2022 | 171 | 16 | 9.8 | 8 | 4.9 |
| 2021 | 176 | 15 | 8.5 | 8 | 4.5 |
| 2020 | 169 | 17 | 10.1 | 9 | 5.4 |
| 2019 | 167 | 13 | 8.0 | 5 | 3.1 |
| 2018 | 160 | 21 | 13.4 | 3 | 1.9 |
| 2017 | 162 | 20 | 12.3 | 5 | 3.1 |