| Year | Season Best | Age | vs Prior Year | % Change | |
|---|---|---|---|---|---|
| 2023 | 50.92 | — | +0.37 | +0.72% | |
| 2022 | 51.29 | — | +0.47 | +0.91% | |
| 2020 | 51.76 | — | -2.29 | -4.63% | |
| 2019 | 49.47 | — | +0.58 | +1.16% | PB |
| 2017 | 50.05 | — | -0.22 | -0.44% | |
| 2016 | 49.83 | — | +0.16 | +0.32% | PB |
| 2015 | 49.99 | — | +1.33 | +2.59% | PB |
| 2014 | 51.32 | — | +0.28 | +0.54% | PB |
| 2013 | 51.60 | — | +nan | +nan% | PB |