| Year | Season Best | Age | vs Prior Year | % Change | |
|---|---|---|---|---|---|
| 2026 | 13:27.64 | — | -26.95 | -3.45% | |
| 2024 | 13:00.69 | — | +11.03 | +1.39% | PB |
| 2021 | 13:11.72 | — | +12.27 | +1.53% | PB |
| 2020 | 13:23.99 | — | +94.55 | +10.52% | PB |
| 2015 | 14:58.54 | — | +4.44 | +0.49% | |
| 2013 | 15:02.98 | — | -9.05 | -1.01% | |
| 2012 | 14:53.93 | — | -20.98 | -2.40% | |
| 2011 | 14:32.95 | — | -1.81 | -0.21% | |
| 2010 | 14:31.14 | — | +nan | +nan% | PB |