| Year | Season Best | Age | vs Prior Year | % Change | |
|---|---|---|---|---|---|
| 2026 | 8:27.67 | — | +7.31 | +1.42% | |
| 2025 | 8:34.98 | — | -8.68 | -1.71% | |
| 2024 | 8:26.30 | — | +9.63 | +1.87% | PB |
| 2023 | 8:35.93 | — | +6.35 | +1.22% | PB |
| 2022 | 8:42.28 | — | +0.80 | +0.15% | PB |
| 2020 | 8:43.08 | — | +0.04 | +0.01% | PB |
| 2019 | 8:43.12 | — | +nan | +nan% | PB |