| Year | Positions | Non-US IMGs | Non-US IMGs % | US IMGs | US IMGs % |
| 2026 | 68 | 4 | 5.9 | 1 | 1.5 |
| 2025 | 70 | 1 | 1.4 | 2 | 2.9 |
| 2024 | 70 | 2 | 2.9 | 3 | 4.3 |
| 2023 | 69 | 5 | 7.2 | 2 | 2.9 |
| 2022 | 69 | 4 | 6.0 | 1 | 1.5 |
| 2021 | 64 | 5 | 7.9 | 1 | 1.6 |
| 2020 | 67 | 5 | 7.7 | 2 | 3.1 |
| 2019 | 66 | 3 | 4.5 | 1 | 1.5 |
| 2018 | 63 | 5 | 7.9 | 2 | 3.2 |
| 2017 | 63 | 2 | 3.2 | 5 | 7.9 |