| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 79 | 1 | 1.3 | 3 | 3.8 |
| 2025 | 81 | 6 | 7.4 | 3 | 3.7 |
| 2024 | 72 | 8 | 11.1 | 2 | 2.8 |
| 2023 | 70 | 8 | 11.4 | 5 | 7.1 |
| 2022 | 65 | 3 | 4.7 | 5 | 7.8 |
| 2021 | 64 | 4 | 6.3 | 3 | 4.7 |
| 2020 | 65 | 10 | 15.4 | 3 | 4.6 |
| 2019 | 65 | 12 | 19.0 | 2 | 3.2 |
| 2018 | 58 | 7 | 12.1 | 5 | 8.6 |
| 2017 | 58 | 7 | 12.1 | 4 | 6.9 |