| Year | Season Best | Age | vs Prior Year | % Change | |
|---|---|---|---|---|---|
| 2026 | 14:33.56 | — | +0.41 | +0.05% | PB |
| 2025 | 14:33.97 | — | +10.49 | +1.19% | PB |
| 2024 | 14:44.46 | — | +3.06 | +0.34% | PB |
| 2023 | 14:47.52 | — | +13.12 | +1.46% | PB |
| 2022 | 15:00.64 | — | +20.29 | +2.20% | PB |
| 2020 | 15:20.93 | — | -3.73 | -0.41% | |
| 2019 | 15:17.20 | — | +2.41 | +0.26% | |
| 2018 | 15:19.61 | — | -12.41 | -1.37% | |
| 2016 | 15:07.20 | — | +0.53 | +0.06% | PB |
| 2015 | 15:07.73 | — | +nan | +nan% | PB |