Personal Bests| Event | Result | Venue | Date |
|---|
| 1500m | 4:25.15 | Sacramento, CA (USA) | 21.05.2000 | | 3000m | 9:25.93 | Seattle, WA (USA) | 24.05.1997 | | 5000m | 15:14.25 | Olympiastadion, Stockholm (SWE) | 29.07.2011 | | 10,000m | 31:48.58 | Hayward Field, Eugene, OR (USA) | 23.06.2011 | | 5 km Road | 16:05 | New York, NY (USA) | 05.11.2011 | | 10 km Road | 33:00 | Sacramento, CA (USA) | 27.11.2003 | | 12 km Road | 41:39 | San Francisco, CA (USA) | 16.05.2010 | | 15 km Road | 50:39 | Jacksonville, FL (USA) | 13.03.2010 | | 10 Miles Road | 54:12 | Flint, MI (USA) | 22.08.2009 | | 20 km Road | 1:07:41 | New Haven, CT (USA) | 06.09.2010 | | Half Marathon | 1:11:46 | San José (USA) | 04.10.2009 | | 25 km Road | 1:28:14 | Grand Rapids, MI (USA) | 09.05.2009 | | 30 km Road | 1:51:00 | Clarksburg, CA (USA) | 11.11.2001 | | Marathon | 2:26:22 | Rotterdam (NED) | 11.04.2010 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Venue | Date |
|---|
| 2000 | 4:25.15 | Sacramento, CA (USA) | 21.05.2000 |
| Year | Result | Venue | Date |
|---|
| 1997 | 16:04.86 | Bloomington, IN (USA) | 07.06.1997 | | 1998 | 16:13.22 | Palo Alto, CA (USA) | 28.03.1998 | | 2000 | 16:10.63 | Palo Alto, CA (USA) | 05.05.2000 | | 2011 | 15:14.25 | Olympiastadion, Stockholm (SWE) | 29.07.2011 | | 2012 | 15:34.31 | Hayward Field, Eugene, OR (USA) | 28.06.2012 |
| Year | Result | Venue | Date |
|---|
| 2002 | 32:53.84 | Palo Alto, CA (USA) | 29.03.2002 | | 2003 | 32:41.76 | Palo Alto, CA (USA) | 28.03.2003 | | 2008 | 32:33.02 | Palo Alto, CA (USA) | 04.04.2008 | | 2009 | 32:20.45 | Eugene, OR (USA) | 25.06.2009 | | 2011 | 31:48.58 | Hayward Field, Eugene, OR (USA) | 23.06.2011 |
| Year | Result | Venue | Date |
|---|
| 2001 | 33:49 | Mobile, AL (USA) | 03.11.2001 | | 2002 | 33:33 | Minneapolis, MN (USA) | 25.05.2002 | | 2003 | 33:00 | Sacramento, CA (USA) | 27.11.2003 | | 2004 | 34:49 | New York, NY (USA) | 12.06.2004 | | 2005 | 34:19 | Sacramento, CA (USA) | 24.11.2005 | | 2006 | 34:26 | New York, NY (USA) | 10.06.2006 | | 2008 | 33:29 | New York, NY (USA) | 09.06.2008 | | 2009 | 33:14 | Green Bay, WI (USA) | 13.06.2009 | | 2010 | 33:25 | New York, NY (USA) | 12.06.2010 | | 2011 | 33:09 | New York, NY (USA) | 11.06.2011 | | 2012 | 33:50 | Boston, MA (USA) | 08.10.2012 | | 2014 | 35:19 | Kentfield, CA (USA) | 26.05.2014 |
| Year | Result | Venue | Date |
|---|
| 2010 | 41:39 | San Francisco, CA (USA) | 16.05.2010 |
| Year | Result | Venue | Date |
|---|
| 2002 | 51:39 | Jacksonville, FL (USA) | 09.03.2002 | | 2003 | 51:46 | Jacksonville, FL (USA) | 08.03.2003 | | 2010 | 50:39 | Jacksonville, FL (USA) | 13.03.2010 |
| Year | Result | Venue | Date |
|---|
| 2001 | 57:47 | Stockton, CA (USA) | 07.01.2001 | | 2002 | 56:22 | Stockton, CA (USA) | 13.01.2002 | | 2004 | 55:32 | Stockton, CA (USA) | 11.01.2004 | | 2009 | 54:12 | Flint, MI (USA) | 22.08.2009 |
| Year | Result | Venue | Date |
|---|
| 2003 | 1:10:16 | New Haven, CT (USA) | 01.09.2003 | | 2009 | 1:08:11 | New Haven, CT (USA) | 07.09.2009 | | 2010 | 1:07:41 | New Haven, CT (USA) | 06.09.2010 | | 2011 | 1:12:28 | New Haven, CT (USA) | 05.09.2011 |
| Year | Result | Venue | Date |
|---|
| 2002 | 1:13:29 | Carlsbad, CA (USA) | 20.01.2002 | | 2003 | 1:15:20 | Vilamoura (POR) | 04.10.2003 | | 2004 | 1:13:29 | Carlsbad, CA (USA) | 18.01.2004 | | 2006 | 1:16:47 | Huntigton (USA) | 05.02.2006 | | 2008 | 1:15:32 | Huntington Beach, CA (USA) | 03.02.2008 | | 2009 | 1:11:46 | San José (USA) | 04.10.2009 | | 2010 | 1:12:22 | Houston, TX (USA) | 17.01.2010 | | 2011 | 1:14:16 | Monterey, CA (USA) | 20.11.2011 | | 2012 | 1:16:53 | Kaanapali (USA) | 16.09.2012 | | 2013 | 1:19:00 | Berkeley, CA (USA) | 24.11.2013 | | 2015 | 1:21:12 | Sonoma, CA (USA) | 19.07.2015 |
| Year | Result | Venue | Date |
|---|
| 2009 | 1:28:14 | Grand Rapids, MI (USA) | 09.05.2009 |
| Year | Result | Venue | Date |
|---|
| 2001 | 1:51:00 | Clarksburg, CA (USA) | 11.11.2001 |
| Year | Result | Venue | Date |
|---|
| 2001 | 2:37:57 | Sacramento, CA (USA) | 02.12.2001 | | 2002 | 2:36:48 | Pittsburgh, PA (USA) | 05.05.2002 | | 2003 | 2:31:38 | Pittsburgh, PA (USA) | 04.05.2003 | | 2004 | 2:30:50 | St. Louis (USA) | 03.04.2004 | | 2006 | 2:42:38 | New York, NY (USA) | 05.11.2006 | | 2008 | 2:30:19 | Boston, MA (USA) | 20.04.2008 | | 2009 | 2:32:17 | New York, NY (USA) | 01.11.2009 | | 2010 | 2:26:22 | Rotterdam (NED) | 11.04.2010 | | 2011 | 2:31:22 | London (GBR) | 17.04.2011 | | 2012 | 2:33:42 | Houston, TX (USA) | 14.01.2012 | | 2016 | 3:01:27 | Carmel, CA (USA) | 24.04.2016 |
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