| Year | Season Best | Age | vs Prior Year | % Change | |
|---|---|---|---|---|---|
| 2026 | 44.58 | — | -0.24 | -0.54% | |
| 2025 | 44.34 | — | -0.24 | -0.54% | |
| 2024 | 44.10 | — | +0.16 | +0.36% | PB |
| 2023 | 44.26 | — | +0.09 | +0.20% | PB |
| 2022 | 44.35 | — | +0.29 | +0.65% | PB |
| 2021 | 44.64 | — | +1.59 | +3.44% | |
| 2020 | 46.23 | — | -1.83 | -4.12% | |
| 2019 | 44.40 | — | +1.07 | +2.35% | PB |
| 2018 | 45.47 | — | -1.00 | -2.25% | |
| 2017 | 44.47 | — | +0.53 | +1.18% | |
| 2016 | 45.00 | — | -0.56 | -1.26% | |
| 2015 | 44.44 | — | +0.58 | +1.29% | PB |
| 2014 | 45.02 | — | +0.54 | +1.19% | PB |
| 2013 | 45.56 | — | +0.16 | +0.35% | PB |
| 2012 | 45.72 | — | +nan | +nan% | PB |