| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 49 | 9 | 19.6 | 1 | 2.2 |
| 2025 | 46 | 4 | 8.9 | 2 | 4.4 |
| 2024 | 44 | 3 | 6.8 | 2 | 4.5 |
| 2023 | 42 | 2 | 4.8 | 4 | 9.5 |
| 2022 | 44 | 3 | 7.5 | 6 | 15.0 |
| 2021 | 41 | 5 | 12.2 | 5 | 12.2 |
| 2020 | 42 | 5 | 11.9 | 6 | 14.3 |
| 2019 | 41 | 4 | 10.3 | 6 | 15.4 |
| 2018 | 34 | 4 | 11.8 | 4 | 11.8 |
| 2017 | 33 | 4 | 12.1 | 6 | 18.2 |