| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 108 | 6 | 6.7 | 10 | 11.2 |
| 2025 | 106 | 9 | 11.7 | 12 | 15.6 |
| 2024 | 105 | 8 | 9.1 | 10 | 11.4 |
| 2023 | 98 | 5 | 6.8 | 10 | 13.7 |
| 2022 | 91 | 4 | 5.6 | 16 | 22.5 |
| 2021 | 88 | 5 | 7.2 | 11 | 15.9 |
| 2020 | 87 | 5 | 7.5 | 14 | 20.9 |
| 2019 | 80 | 8 | 11.3 | 19 | 26.8 |
| 2018 | 71 | 4 | 6.9 | 9 | 15.5 |
| 2017 | 66 | 3 | 6.0 | 10 | 20.0 |