| Year | Season Best | Age | vs Prior Year | % Change | |
|---|---|---|---|---|---|
| 2026 | 3:30.67 | 30.5 | -0.92 | -0.44% | |
| 2025 | 3:29.75 | 29.5 | -1.04 | -0.50% | |
| 2024 | 3:28.71 | 28.6 | +0.37 | +0.18% | |
| 2023 | 3:29.08 | 27.6 | +1.13 | +0.54% | |
| 2022 | 3:30.21 | 26.7 | -1.93 | -0.93% | |
| 2021 | 3:28.28 | 25.6 | +0.17 | +0.08% | PB |
| 2020 | 3:28.45 | 24.7 | +0.32 | +0.15% | |
| 2019 | 3:28.77 | 23.6 | -0.36 | -0.17% | |
| 2018 | 3:28.41 | 22.7 | +0.69 | +0.33% | PB |
| 2017 | 3:29.10 | 21.7 | +2.24 | +1.06% | PB |
| 2016 | 3:31.34 | 20.8 | +3.90 | +1.81% | PB |
| 2015 | 3:35.24 | 19.6 | +nan | +nan% | PB |