| Year | Season Best | Age | vs Prior Year | % Change | |
|---|---|---|---|---|---|
| 2025 | 3:48.68 | 31.5 | +0.36 | +0.16% | PB |
| 2024 | 3:49.04 | 30.5 | +0.07 | +0.03% | PB |
| 2023 | 3:49.11 | 29.4 | +1.26 | +0.55% | PB |
| 2022 | 3:50.37 | 28.6 | +0.70 | +0.30% | PB |
| 2021 | 3:51.07 | 27.5 | +7.98 | +3.34% | PB |
| 2020 | 3:59.05 | 26.7 | -4.83 | -2.06% | |
| 2019 | 3:54.22 | 25.7 | +2.82 | +1.19% | PB |
| 2017 | 3:57.04 | 23.6 | -0.63 | -0.27% | |
| 2016 | 3:56.41 | 22.4 | +4.53 | +1.88% | PB |
| 2015 | 4:00.94 | 21.4 | -2.93 | -1.23% | |
| 2014 | 3:58.01 | 20.4 | -1.03 | -0.43% | |
| 2013 | 3:56.98 | 19.3 | +6.84 | +2.81% | PB |
| 2012 | 4:03.82 | 18.4 | +nan | +nan% | PB |