| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 123 | 15 | 15.5 | 20 | 20.6 |
| 2025 | 122 | 15 | 14.6 | 14 | 13.6 |
| 2024 | 125 | 7 | 6.8 | 20 | 19.4 |
| 2023 | 118 | 8 | 8.4 | 17 | 17.9 |
| 2022 | 111 | 4 | 4.3 | 20 | 21.3 |
| 2021 | 111 | 4 | 4.3 | 13 | 14.1 |
| 2020 | 110 | 6 | 6.3 | 11 | 11.6 |
| 2019 | 88 | 4 | 4.8 | 21 | 25.3 |
| 2018 | 65 | 2 | 3.1 | 20 | 31.3 |
| 2017 | 66 | 2 | 3.2 | 15 | 24.2 |