Personal Bests| Event | Result | Venue | Date |
|---|
| 1500m | 4:15.77 | Gent (BEL) | 21.07.2009 | | Mile | 4:47.29 | Tempe, AZ (USA) | 15.04.2006 | | 3000m | 8:58.21 | Hayward Field, Eugene, OR (USA) | 02.06.2012 | | 3000m ind. | 9:16.08 | Boston, MA (USA) | 24.02.2008 | | 5000m | 15:14.31 | Hayward Field, Eugene, OR (USA) | 24.06.2011 | | 5000m ind. | 15:51.63 | Fayetteville, AR (USA) | 10.03.2006 | | 10,000m | 31:10.69 | Olympic Stadium, London (GBR) | 03.08.2012 | | 3000mSC | 10:17.67 | Eugene, OR (USA) | 24.04.2004 | | 5 km Road | 15:45 | Boston, MA (USA) | 19.04.2014 | | 10 km Road | 31:31 | Boston, MA (USA) | 26.06.2016 | | 12 km Road | 40:54 | Spokane, WA (USA) | 01.05.2011 | | 15 km Road | 50:18 | Jacksonville, FL (USA) | 15.03.2015 | | 10 Miles Road | 55:14 | St. Paul (USA) | 04.10.2015 | | 20 km Road | 1:08:54 | New Haven, CT (USA) | 01.09.2014 | | Half Marathon | 1:08:27 | Marugame (JPN) | 05.02.2017 | | Marathon | 2:21:42 | Tokyo (JPN) | 25.02.2018 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Venue | Date |
|---|
| 2003 | 4:36.76 | Tempe, AZ (USA) | 22.03.2003 | | 2004 | 4:21.73 | Tempe, AZ (USA) | 10.04.2004 | | 2005 | 4:22.97 | Tempe, AZ (USA) | 16.04.2005 | | 2009 | 4:15.77 | Gent (BEL) | 21.07.2009 |
| Year | Result | Venue | Date |
|---|
| 2006 | 4:47.29 | Tempe, AZ (USA) | 15.04.2006 |
| Year | Result | Venue | Date |
|---|
| 2008 | 9:27.43 | Carson, CA (USA) | 18.05.2008 | | 2009 | 9:11.10 | Brasschaat (BEL) | 26.07.2009 | | 2010 | 9:37.33 | Berkeley, CA (USA) | 23.04.2010 | | 2012 | 8:58.21 | Hayward Field, Eugene, OR (USA) | 02.06.2012 |
| Year | Result | Venue | Date |
|---|
| 2003 | 16:28.60 | Palo Alto, CA (USA) | 21.06.2003 | | 2004 | 16:02.53 | Walnut, CA (USA) | 17.04.2004 | | 2005 | 16:11.28 | Eugene, OR (USA) | 23.04.2005 | | 2006 | 15:52.06 | Palo Alto, CA (USA) | 30.04.2006 | | 2007 | 15:50.19 | Palo Alto, CA (USA) | 30.03.2007 | | 2008 | 15:47.62 | Icahn Stadium, New York, NY (USA) | 31.05.2008 | | 2009 | 15:43.99 | Liège (BEL) | 15.07.2009 | | 2010 | 16:39.85 | Hayward Field, Eugene, OR (USA) | 03.07.2010 | | 2011 | 15:14.31 | Hayward Field, Eugene, OR (USA) | 24.06.2011 | | 2012 | 15:59.05 | Hayward Field, Eugene, OR (USA) | 25.06.2012 | | 2013 | 15:17.35 | Los Angeles, CA (USA) | 17.05.2013 | | 2014 | 15:25.94 | Concord, MA (USA) | 05.06.2014 | | 2015 | 15:30.43 | Waltham, MA (USA) | 13.06.2015 |
| Year | Result | Venue | Date |
|---|
| 2005 | 33:19.32 | Palo Alto, CA (USA) | 25.03.2005 | | 2006 | 33:17.89 | Palo Alto, CA (USA) | 31.03.2006 | | 2007 | 32:30.37 | Palo Alto, CA (USA) | 29.04.2007 | | 2008 | 32:18.72 | Palo Alto, CA (USA) | 04.05.2008 | | 2009 | 32:56.20 | Eugene, OR (USA) | 25.06.2009 | | 2010 | 32:28.77 | Palo Alto, CA (USA) | 01.05.2010 | | 2012 | 31:10.69 | Olympic Stadium, London (GBR) | 03.08.2012 | | 2013 | 32:31.28 | Drake Stadium, Des Moines, IA (USA) | 20.06.2013 | | 2014 | 32:18.81 | Sacramento, CA (USA) | 26.06.2014 | | 2015 | 32:03.95 | Hayward Field, Eugene, OR (USA) | 25.06.2015 | | 2017 | 31:17.20 | Palo Alto, CA (USA) | 05.05.2017 |
| Year | Result | Venue | Date |
|---|
| 2004 | 10:17.67 | Eugene, OR (USA) | 24.04.2004 |
No progression. | Year | Result | Venue | Date |
|---|
| 2006 | 35:13 | Phoenix, AZ (USA) | 12.11.2006 | | 2007 | 33:54 | Boston, MA (USA) | 08.10.2007 | | 2008 | 34:57 | Boston, MA (USA) | 13.10.2008 | | 2009 | 34:40 | New York, NY (USA) | 07.06.2009 | | 2010 | 34:55 | Boulder, CO (USA) | 25.05.2010 | | 2011 | 34:20 | Boulder, CO (USA) | 30.05.2011 | | 2013 | 33:32 | Holyoke, MA (USA) | 16.03.2013 | | 2014 | 32:33 | New York, NY (USA) | 14.06.2014 | | 2016 | 31:31 | Boston, MA (USA) | 26.06.2016 | | 2019 | 34:40 | Cape Elizabeth, ME (USA) | 03.08.2019 |
| Year | Result | Venue | Date |
|---|
| 2010 | 51:55 | Jacksonville, FL (USA) | 13.03.2010 | | 2014 | 51:57 | Jacksonville, FL (USA) | 15.03.2014 | | 2015 | 50:18 | Jacksonville, FL (USA) | 15.03.2015 |
| Year | Result | Venue | Date |
|---|
| 2009 | 1:08:58 | New Haven, CT (USA) | 07.09.2009 | | 2010 | 1:09:52 | New Haven, CT (USA) | 06.09.2010 | | 2014 | 1:08:54 | New Haven, CT (USA) | 01.09.2014 | | 2015 | 1:11:22 | New Haven, CT (USA) | 07.09.2015 |
| Year | Result | Venue | Date |
|---|
| 2009 | 1:13:20 | Birmingham (GBR) | 11.10.2009 | | 2010 | 1:11:19 | Houston, TX (USA) | 17.01.2010 | | 2011 | 1:11:22 | Las Vegas, NV (USA) | 04.12.2011 | | 2015 | 1:12:04 | Tempe, AZ (USA) | 18.01.2015 | | 2017 | 1:08:27 | Marugame (JPN) | 05.02.2017 | | 2019 | 1:13:27 | Praha (CZE) | 06.04.2019 |
|
