Personal Bests| Event | Result | Venue | Date |
|---|
| 400m | 47.60 | Nashville, TN (USA) | 19.04.2008 | | 600m ind. | 1:18.61 | Moskva (RUS) | 05.02.2012 | | 800m | 1:42.95 | Stadio Guidobaldi, Rieti (ITA) | 29.08.2010 | | 800m ind. | 1:45.15 | Praha (CZE) | 26.02.2009 | | 1000m | 2:14.83 | Hayward Field, Eugene, OR (USA) | 03.07.2010 | | 1000m ind. | 2:17.81 | National Indoor Arena, Birmingham (GBR) | 19.02.2011 | | 1500m | 3:35.80 | Stadio Olimpico, Roma (ITA) | 10.06.2010 | | Mile | 3:52.18 | Bislett Stadion, Oslo (NOR) | 04.06.2010 | | Mile ind. | 3:58.34 | Fayetteville, AR (USA) | 15.02.2008 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Venue | Date |
|---|
| 2008 | 47.60 | Nashville, TN (USA) | 19.04.2008 | | 2013 | 49.03 | Tucson, AZ (USA) | 16.03.2013 |
| Year | Result | Venue | Date |
|---|
| 2008 | 1:44.68 | Olympic Stadium, Athina (GRE) | 13.07.2008 | | 2009 | 1:45.36 | Ostrava (CZE) | 17.06.2009 | | 2010 | 1:42.95 | Stadio Guidobaldi, Rieti (ITA) | 29.08.2010 | | 2011 | 1:44.13 | Crystal Palace, London (GBR) | 05.08.2011 | | 2012 | 1:44.83 | Icahn Stadium, New York, NY (USA) | 09.06.2012 | | 2013 | 1:48.15 | FBK Stadium, Hengelo (NED) | 08.06.2013 | | 2014 | 1:50.11 | Palo Alto, CA (USA) | 04.05.2014 |
| Year | Result | Venue | Date |
|---|
| 2010 | 2:14.83 | Hayward Field, Eugene, OR (USA) | 03.07.2010 |
| Year | Result | Venue | Date |
|---|
| 2006 | 3:42.2h | Nairobi (KEN) | 22.07.2006 | | 2008 | 3:37.62 | Hillsdale, MI (USA) | 26.04.2008 | | 2009 | 3:39.90 | Carson, CA (USA) | 16.05.2009 | | 2010 | 3:35.80 | Stadio Olimpico, Roma (ITA) | 10.06.2010 | | 2011 | 3:49.00 | Maputo (MOZ) | 14.09.2011 | | 2013 | 3:41.73 | Tempe, AZ (USA) | 06.04.2013 |
| Year | Result | Venue | Date |
|---|
| 2009 | 4:01.56 | Eugene, OR (USA) | 25.04.2009 | | 2010 | 3:52.18 | Bislett Stadion, Oslo (NOR) | 04.06.2010 | | 2011 | 3:58.26 | Des Moines, IA (USA) | 30.04.2011 | | 2012 | 4:04.29 | Des Moines, IA (USA) | 28.04.2012 | | 2013 | 3:59.64 | Des Moines, IA (USA) | 27.04.2013 |
No progression. |
