| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 85 | 3 | 3.6 | 6 | 7.1 |
| 2025 | 87 | 3 | 3.5 | 4 | 4.7 |
| 2024 | 85 | 8 | 9.4 | 5 | 5.9 |
| 2023 | 85 | 2 | 2.4 | 4 | 4.8 |
| 2022 | 89 | 8 | 9.1 | 10 | 11.4 |
| 2021 | 81 | 5 | 6.2 | 5 | 6.2 |
| 2020 | 74 | 5 | 6.8 | 3 | 4.1 |
| 2019 | 69 | 2 | 2.9 | 2 | 2.9 |
| 2018 | 62 | 7 | 11.3 | 6 | 9.7 |
| 2017 | 57 | 4 | 7.0 | 3 | 5.3 |