| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 188 | 7 | 3.8 | 13 | 7.1 |
| 2025 | 194 | 8 | 4.2 | 12 | 6.3 |
| 2024 | 191 | 11 | 5.8 | 15 | 7.9 |
| 2023 | 187 | 13 | 7.2 | 12 | 6.6 |
| 2022 | 185 | 10 | 5.6 | 11 | 6.2 |
| 2021 | 186 | 9 | 4.9 | 17 | 9.3 |
| 2020 | 187 | 15 | 8.2 | 18 | 9.8 |
| 2019 | 179 | 15 | 8.5 | 16 | 9.1 |
| 2018 | 176 | 12 | 7.0 | 21 | 12.3 |
| 2017 | 172 | 14 | 8.2 | 27 | 15.9 |