| |
| 800m |
| Outdoor Alltime
Show/hide |
| |
| 2011 |
| Outdoor |
| 2:09.1hA | 3 | | Kisii | 15 Apr |
| 2012 |
| Outdoor |
| 2:03.9hA | 1 | | Mumias | 21 Apr |
| 2013 |
| Outdoor |
| 2:02.8hA | 1 | | Mumias | 27 Apr |
| 2015 |
| Outdoor |
| 1:58.02 | 2 | Rieti 2015 | Rieti | 13 Sep |
| 2020 |
| Outdoor |
| 1:59.7h+ | 1 | Herc | Monaco | 14 Aug |
| 1:57.68 | 1 | | Doha | 25 Sep |
|
| 2011
2:09.1hAw | 3 | Kisii | 15 Apr | |
| 2012
2:03.9hAw | 1 | Mumias | 21 Apr | |
| 2013
2:02.8hAw | 1 | Mumias | 27 Apr | |
| 2015
1:58.02w | 2 | Rieti | 13 Sep | |
| 2020
1:57.68w | 1 | Doha | 25 Sep | |
| |
| 1000m |
| Outdoor Alltime
Show/hide |
| |
| 2020 |
| Outdoor |
| 2:29.15 AR | 1 | Herc | Monaco | 14 Aug |
| 2:29.92 | 1 | VD | Bruxelles | 4 Sep |
| 2:32.82 | 1 | FBK | Hengelo | 10 Oct |
|
| 2020
2:29.15w AR | 1 | Monaco | 14 Aug | |
| |
| 1500m |
| Outdoor Alltime
Show/hide |
| |
| 2010 |
| Outdoor |
| 4:18.18A | 1h1-19 | WJ Tr | Nairobi | 16 Jun |
| 4:17.1hA | 3-19 | WJ Tr | Nairobi | 17 Jun |
| 2011 |
| Outdoor |
| 4:16.95 | 1h2-17 | WY | Villeneuve d'Ascq | 6 Jul |
| 4:09.48 | 1-17 | WY | Villeneuve d'Ascq | 9 Jul |
| 2012 |
| Outdoor |
| 4:03.82 NU20R | 5 | Diamond | Shanghai | 19 May |
| 4:11.4hA | 1h2-19 | NC-j | Nairobi | 8 Jun |
| 4:09.1hA | 1-19 | NC-j | Nairobi | 8 Jun |
| 4:08.53A | 3 | OT | Nairobi | 23 Jun |
| 4:10.17 | 1h1-19 | WJ | Barcelona | 13 Jul |
| 4:04.96 | 1-19 | WJ | Barcelona | 15 Jul |
| 4:08.78 | 6h3 | OG | London | 6 Aug |
| 4:18.61 | 14 | WK | Zürich | 30 Aug |
| 2013 |
| Outdoor |
| 3:56.98 NR AU20R | 2 | Diamond | Doha | 10 May |
| 4:01.08 | 2 | Pre | Eugene OR | 1 Jun |
| 4:05.31 | 7 | GGala | Roma | 6 Jun |
| 4:07.00A | 2 | WC Tr | Nairobi | 13 Jul |
| 4:08.66 | 4h2 | WC | Moskva | 11 Aug |
| 4:04.83 | 2s1 | WC | Moskva | 13 Aug |
| 4:05.08 | 5 | WC | Moskva | 15 Aug |
| 2014 |
| Outdoor |
| 3:58.01 | 3 | Pre | Eugene OR | 31 May |
| 4:05.63A | 2 | NC | Nairobi | 7 Jun |
| 3:59.21 | 4 | Areva | Saint-Denis | 5 Jul |
| 4:05.77 | 1h2 | CWG | Glasgow | 28 Jul |
| 4:08.94 | 1 | CWG | Glasgow | 29 Jul |
| 4:13.46 | 5 | AfrC | Marrakech | 12 Aug |
| 2015 |
| Outdoor |
| 4:00.94 | 2 | Bislett | Oslo | 11 Jun |
| 4:03.38 | 2 | Athletissima | Lausanne | 9 Jul |
| 4:01.85A | 1 | WC Tr | Nairobi | 1 Aug |
| 4:02.77 | 2h3 | WC | Beijing | 22 Aug |
| 4:06.88 | 2s2 | WC | Beijing | 23 Aug |
| 4:08.96 | 2 | WC | Beijing | 25 Aug |
| 3:59.32+ | 2 | VD | Bruxelles | 11 Sep |
| 2016 |
| Outdoor |
| 3:56.82 NR | 1 | Diamond | Shanghai | 14 May |
| 3:56.41 NR | 1 | Pre | Eugene OR | 28 May |
| 3:59.71+ | 1 | Bislett | Oslo | 9 Jun |
| 4:06.71A | 1 | OT | Eldoret | 1 Jul |
| 4:06.65 | 2h2 | OG | Rio de Janeiro | 12 Aug |
| 4:03.95 | 1s1 | OG | Rio de Janeiro | 14 Aug |
| 4:08.92 | 1 | OG | Rio de Janeiro | 16 Aug |
| 3:56.72 | 2 | Meet Paris | Saint-Denis | 27 Aug |
| 4:01.86 | 7 | WK | Zürich | 1 Sep |
| 2017 |
| Outdoor |
| 3:59.22 | 1 | Diamond | Shanghai | 13 May |
| 3:59.67 | 1 | Pre | Eugene OR | 27 May |
| 4:05.71A | 1 | WC Tr | Nairobi | 24 Jun |
| 3:57.51 | 2 | Meet Paris | Paris | 1 Jul |
| 4:03.09 | 1h3 | WC | London | 4 Aug |
| 4:03.54 | 1s1 | WC | London | 5 Aug |
| 4:02.59 | 1 | WC | London | 7 Aug |
| 3:57.04 | 1 | VD | Bruxelles | 1 Sep |
| 2019 |
| Outdoor |
| 3:59.04 | 1 | Pre | Stanford CA | 30 Jun |
| 4:03.22A | 1 | | Nairobi | 13 Sep |
| 4:03.93 | 2h1 | WC | Doha | 2 Oct |
| 4:14.98 | 4s1 | WC | Doha | 3 Oct |
| 3:54.22 NR | 2 | WC | Doha | 5 Oct |
| 2020 |
| Outdoor |
| 3:59.05 | 1 | GSpike | Ostrava | 8 Sep |
|
| 2010
4:17.1hAw | 3-19 | Nairobi | 17 Jun | |
| 2011
4:09.48w | 1-17 | Villeneuve d'Ascq | 9 Jul | |
| 2012
4:03.82w NU20R | 5 | Shanghai | 19 May | |
| 2013
3:56.98w NR AU20R | 2 | Doha | 10 May | |
| 2014
3:58.01w | 3 | Eugene OR | 31 May | |
| 2015
3:59.32+w | 2 | Bruxelles | 11 Sep | |
| 2016
3:56.41w NR | 1 | Eugene OR | 28 May | |
| 2017
3:57.04w | 1 | Bruxelles | 1 Sep | |
| 2019
3:54.22w NR | 2 | Doha | 5 Oct | |
| 2020
3:59.05w | 1 | Ostrava | 8 Sep | |
| |
| One Mile |
| Outdoor Alltime
Show/hide |
| |
| 2015 |
| Outdoor |
| 4:16.71 AR | 1 | VD | Bruxelles | 11 Sep |
| 2016 |
| Outdoor |
| 4:18.60 | 1 | Bislett | Oslo | 9 Jun |
|
| 2015
4:16.71w AR | 1 | Bruxelles | 11 Sep | |
| 2016
4:18.60w | 1 | Oslo | 9 Jun | |
| |
| 2000m |
| Outdoor Alltime
Show/hide |
| |
| 2014 |
| Outdoor |
| 5:37.8h+ | 5 | Diamond | Doha | 9 May |
|
| 2014
5:37.8h+w | 5 | Doha | 9 May | |
| |
| 3000m |
| Outdoor Alltime
Show/hide |
| |
| 2014 |
| Outdoor |
| 8:23.55 | 3 | Diamond | Doha | 9 May |
| 2015 |
| Outdoor |
| 8:38.91+ | 2 | Pre | Eugene OR | 30 May |
|
| 2014
8:23.55w | 3 | Doha | 9 May | |
| 2015
8:38.91+w | 2 | Eugene OR | 30 May | |
| |
| 5000m |
| Outdoor Alltime
Show/hide |
| |
| 2015 |
| Outdoor |
| 14:31.95 | 2 | Pre | Eugene OR | 30 May |
| 14:44.51 | 7 | Areva | Saint-Denis | 4 Jul |
|
| 2015
14:31.95w | 2 | Eugene OR | 30 May | |
| |
| 4 x 1500m |
| Outdoor Alltime
Show/hide |
|
| 2014
16:33.58w WR | 1 | Nassau | 24 May | |