Personal Bests| Event | Result | Venue | Date |
|---|
| 800m | 2:14.79 | Atlanta, GA (USA) | 07.04.2001 | | 1500m | 4:10.85 | Gent (BEL) | 16.07.2006 | | Mile ind. | 4:45.94 | Lincoln, NE (USA) | 28.02.2004 | | 3000m | 8:59.39 | Hayward Field, Eugene, OR (USA) | 02.06.2012 | | 3000m ind. | 9:12.89 | Fayetteville, AR (USA) | 13.03.2004 | | 5000m | 15:15.78 | Heusden-Zolder (BEL) | 23.07.2005 | | 5000m ind. | 15:59.38 | Lincoln, NE (USA) | 25.02.2005 | | 10,000m | 34:32.88 | Portland, OR (USA) | 11.06.2016 | | 3000mSC | 10:12.85 | Charlottesville, VA (USA) | 20.04.2002 | | 5 km Road | 15:53 | Providence, RI (USA) | 21.09.2008 | | 4 Miles Road | 22:15 | Eugene, OR (USA) | 29.07.2016 | | 10 km Road | 32:31 | Cape Elizabeth, ME (USA) | 04.08.2012 | | 15 km Road | 51:37 | Jacksonville, FL (USA) | 13.03.2010 | | 10 Miles Road | 54:37 | St. Paul (USA) | 03.10.2010 | | 20 km Road | 1:07:08 | New Haven, CT (USA) | 03.09.2012 | | Half Marathon | 1:11:51 | Houston, TX (USA) | 17.01.2010 | | Marathon | 2:27:17 | Chicago, IL (USA) | 07.10.2012 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Venue | Date |
|---|
| 2001 | 2:14.79 | Atlanta, GA (USA) | 07.04.2001 |
| Year | Result | Venue | Date |
|---|
| 2001 | 4:29.18 | Atlanta, GA (USA) | 07.04.2001 | | 2002 | 4:28.35 | Tallahassee, FL (USA) | 23.03.2002 | | 2004 | 4:25.84 | Norman, OK (USA) | 30.04.2004 | | 2005 | 4:23.54 | Naimette-Xhovémont (BEL) | 20.07.2005 | | 2006 | 4:10.85 | Gent (BEL) | 16.07.2006 | | 2007 | 4:16.73 | Ninove (BEL) | 11.08.2007 | | 2008 | 4:21.10 | Los Angeles, CA (USA) | 07.06.2008 | | 2009 | 4:13.02 | Kortrijk (BEL) | 11.07.2009 | | 2010 | 4:16.66 | Belfast (GBR) | 24.07.2010 |
| Year | Result | Venue | Date |
|---|
| 2002 | 9:32.55 | Atlanta, GA (USA) | 17.05.2002 | | 2005 | 9:09.60 | Cardiff (GBR) | 16.07.2005 | | 2006 | 9:00.47 | Carson, CA (USA) | 21.05.2006 | | 2007 | 9:08.81 | Tessenderlo (BEL) | 18.08.2007 | | 2008 | 9:16.17 | Tempe, AZ (USA) | 22.03.2008 | | 2010 | 9:03.73 | Berkeley, CA (USA) | 23.04.2010 | | 2012 | 8:59.39 | Hayward Field, Eugene, OR (USA) | 02.06.2012 |
No progression. | Year | Result | Venue | Date |
|---|
| 2002 | 16:13.75 | Palo Alto, CA (USA) | 10.05.2002 | | 2004 | 15:49.08 | Walnut, CA (USA) | 17.04.2004 | | 2005 | 15:15.78 | Heusden-Zolder (BEL) | 23.07.2005 | | 2006 | 15:37.49 | Naimette-Xhovémont (BEL) | 19.07.2006 | | 2007 | 15:27.57 | Palo Alto, CA (USA) | 29.04.2007 | | 2008 | 15:44.44 | Eugene, OR (USA) | 30.06.2008 | | 2009 | 15:20.53 | Liège (BEL) | 15.07.2009 | | 2010 | 15:41.95 | Hayward Field, Eugene, OR (USA) | 03.07.2010 | | 2011 | 15:55.97 | Palo Alto, CA (USA) | 25.03.2011 | | 2012 | 15:28.56 | Portland, OR (USA) | 09.06.2012 | | 2014 | 16:00.58 | Portland, OR (USA) | 15.06.2014 | | 2015 | 17:20.11 | Boston, MA (USA) | 30.05.2015 | | 2016 | 16:24.7h | Portland, OR (USA) | 23.06.2016 |
| Year | Result | Venue | Date |
|---|
| 2016 | 34:32.88 | Portland, OR (USA) | 11.06.2016 |
| Year | Result | Venue | Date |
|---|
| 2001 | 10:22.31 | Philadelphia, PA (USA) | 26.04.2001 | | 2002 | 10:12.85 | Charlottesville, VA (USA) | 20.04.2002 | | 2005 | 10:13.80 | Walnut, CA (USA) | 15.04.2005 |
No progression. | Year | Result | Venue | Date |
|---|
| 2008 | 33:13 | Boston, MA (USA) | 13.10.2008 | | 2009 | 32:44 | Boston, MA (USA) | 12.10.2009 | | 2010 | 34:51 | Boulder, CO (USA) | 25.05.2010 | | 2011 | 34:54 | Boulder, CO (USA) | 30.05.2011 | | 2012 | 32:31 | Cape Elizabeth, ME (USA) | 04.08.2012 | | 2014 | 35:48 | Boulder, CO (USA) | 26.05.2014 | | 2015 | 34:18 | Jersey City, NJ (USA) | 02.05.2015 | | 2017 | 35:20 | New Jersey (USA) | 06.05.2017 | | 2018 | 35:35 | Jersey City, NJ (USA) | 05.05.2018 |
| Year | Result | Venue | Date |
|---|
| 2010 | 51:37 | Jacksonville, FL (USA) | 13.03.2010 | | 2014 | 54:56 | Jacksonville, FL (USA) | 15.03.2014 |
| Year | Result | Venue | Date |
|---|
| 2009 | 54:50 | Flint, MI (USA) | 22.08.2009 | | 2010 | 54:37 | St. Paul (USA) | 03.10.2010 | | 2017 | 58:27 | St. Paul (USA) | 01.10.2017 |
| Year | Result | Venue | Date |
|---|
| 2010 | 1:11:51 | Houston, TX (USA) | 17.01.2010 | | 2014 | 1:14:25 | San José (USA) | 05.10.2014 | | 2015 | 1:20:06 | San Antonio, TX (USA) | 06.12.2015 |
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