World RankingsNot ranked currently. | | Year | Result | Venue | Date |
|---|
| 2011 | 8:07.0h | Nairobi (KEN) | 08.06.2011 | | 2013 | 7:57.7h | Nairobi (KEN) | 18.04.2013 |
| Year | Result | Venue | Date |
|---|
| 2013 | 8:36.4h | Nairobi (KEN) | 19.04.2013 | | 2014 | 8:55.1h | Kisii (KEN) | 13.06.2014 | | 2015 | 8:26.24 | Shanghai Stadium, Shanghai (CHN) | 17.05.2015 | | 2017 | 8:32.0h | Nairobi (KEN) | 10.06.2017 | | 2018 | 8:31.86 | Nairobi (KEN) | 21.06.2018 | | 2019 | 8:33.45 | Moi International Sports Centre, Kasarani, Nairobi (KEN) | 03.07.2019 | | 2020 | 8:52.0h | Moi International Sports Centre, Kasarani, Nairobi (KEN) | 05.03.2020 | | 2021 | 9:05.91 | Nyayo National Stadium, Nairobi (KEN) | 15.05.2021 | | 2022 | 9:27.93 | Nyayo National Stadium, Nairobi (KEN) | 05.03.2022 |
| Year | Result | Venue | Date |
|---|
| 2024 | 28:06 | Kumamoto (JPN) | 01.12.2024 |
|
