| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 47 | 17 | 36.2 | 3 | 6.4 |
| 2025 | 50 | 16 | 32.0 | 3 | 6.0 |
| 2024 | 54 | 21 | 38.9 | 3 | 5.6 |
| 2023 | 50 | 12 | 24.0 | 7 | 14.0 |
| 2022 | 46 | 19 | 41.3 | 4 | 8.7 |
| 2021 | 46 | 22 | 47.8 | 3 | 6.5 |
| 2020 | 45 | 14 | 32.6 | 6 | 14.0 |
| 2019 | 46 | 17 | 37.8 | 7 | 15.6 |
| 2018 | 45 | 18 | 42.9 | 3 | 7.1 |
| 2017 | 42 | 20 | 52.6 | 4 | 10.5 |