Personal Bests| Event | Result | Wind | Venue | Date |
|---|
| 800m | 2:14.20 | | Claremont, CA (USA) | 19.04.2002 | | 1500m | 4:16.42 | | Palo Alto, CA (USA) | 30.04.2004 | | Mile | 4:35.5h | | Concord, MA (USA) | 04.06.2015 | | Mile ind. | 4:40.77 | | Boston, MA (USA) | 13.03.2004 | | 3000m | 9:28.00 | | Abilene, TX (USA) | 27.05.2005 | | 3000m ind. | 9:34.51 | | Albuquerque, NM (USA) | 27.02.2010 | | 5000m | 15:09.73 | | Palo Alto, CA (USA) | 29.03.2013 | | 5000m ind. | 16:46.47 | | Indianapolis, IN (USA) | 15.02.2003 | | 10,000m | 31:49.99 | | Palo Alto, CA (USA) | 02.05.2015 | | 100mH | 14.69 | -0.3 | Tallahassee, FL (USA) | 20.03.2004 | | Mile Road | 4:39.6h | | Minneapolis, MN (USA) | 17.05.2012 | | 5 km Road | 15:48 | | San José (USA) | 27.11.2014 | | 10 km Road | 33:05 | | Boston, MA (USA) | 14.10.2013 | | 12 km Road | 39:05 | | Alexandria, VA (USA) | 15.11.2015 | | 15 km Road | 50:01 | | Jacksonville, FL (USA) | 09.03.2013 | | 10 Miles Road | 53:28 | | St. Paul (USA) | 04.10.2015 | | 20 km Road | 1:09:11 | | New Haven, CT (USA) | 03.09.2012 | | Half Marathon | 1:10:32 | | Philadelphia, PA (USA) | 31.10.2015 | | 25 km Road | 1:32:24 | | Grand Rapids, MI (USA) | 14.05.2011 | | Marathon | 2:35:09 | | Houston, TX (USA) | 14.01.2012 |
| Season's BestsNo season's bests available. |
World RankingsNot ranked currently. | | Year | Result | Venue | Date |
|---|
| 2002 | 2:14.20 | Claremont, CA (USA) | 19.04.2002 | | 2005 | 2:22.23 | Alamaosa (USA) | 10.05.2005 | | 2015 | 2:15.37 | Boulder, CO (USA) | 21.03.2015 |
| Year | Result | Venue | Date |
|---|
| 2001 | 4:30.40 | Walnut, CA (USA) | 21.04.2001 | | 2002 | 4:30.08 | San Angelo, TX (USA) | 25.05.2002 | | 2004 | 4:16.42 | Palo Alto, CA (USA) | 30.04.2004 | | 2005 | 4:21.85 | Palo Alto, CA (USA) | 01.05.2005 | | 2006 | 4:18.51 | Nashville, TN (USA) | 13.05.2006 | | 2015 | 4:26.85 | Boulder, CO (USA) | 21.03.2015 |
| Year | Result | Venue | Date |
|---|
| 2011 | 4:37.21 | Nashville, TN (USA) | 04.06.2011 | | 2015 | 4:35.5h | Concord, MA (USA) | 04.06.2015 |
| Year | Result | Venue | Date |
|---|
| 2001 | 9:43.68 | Walnut, CA (USA) | 20.04.2001 | | 2002 | 9:56.27 | San Angelo, TX (USA) | 24.05.2002 | | 2005 | 9:28.00 | Abilene, TX (USA) | 27.05.2005 |
| Year | Result | Venue | Date |
|---|
| 2004 | 16:29.23 | Walnut, CA (USA) | 17.04.2004 | | 2006 | 16:04.60 | Palo Alto, CA (USA) | 31.03.2006 | | 2008 | 16:19.28 | Palo Alto, CA (USA) | 04.05.2008 | | 2009 | 15:56.62 | Palo Alto, CA (USA) | 02.05.2009 | | 2010 | 15:45.75 | Walnut, CA (USA) | 16.04.2010 | | 2011 | 15:54.49 | Walnut, CA (USA) | 15.04.2011 | | 2012 | 15:24.82 | Palo Alto, CA (USA) | 06.04.2012 | | 2013 | 15:09.73 | Palo Alto, CA (USA) | 29.03.2013 | | 2014 | 15:19.79 | Palo Alto, CA (USA) | 04.04.2014 | | 2015 | 15:19.42 | Palo Alto, CA (USA) | 03.04.2015 | | 2016 | 15:23.11 | Portland, OR (USA) | 12.06.2016 |
| Year | Result | Venue | Date |
|---|
| 2010 | 33:19.29 | Palo Alto, CA (USA) | 01.05.2010 | | 2011 | 33:17.46 | Palo Alto, CA (USA) | 01.05.2011 | | 2012 | 32:03.07 | Palo Alto, CA (USA) | 29.04.2012 | | 2015 | 31:49.99 | Palo Alto, CA (USA) | 02.05.2015 | | 2016 | 33:22.22 | Hayward Field, Eugene, OR (USA) | 02.07.2016 |
| Year | Result | Wind | Venue | Date |
|---|
| 2004 | 14.69 | -0.3 | Tallahassee, FL (USA) | 20.03.2004 |
| Year | Result | Venue | Date |
|---|
| 2012 | 4:39.6h | Minneapolis, MN (USA) | 17.05.2012 |
| Year | Result | Venue | Date |
|---|
| 2009 | 16:46 | Providence, RI (USA) | 20.09.2009 | | 2014 | 15:48 | San José (USA) | 27.11.2014 | | 2015 | 15:51 | San José (USA) | 26.11.2015 | | 2016 | 16:17 | Carlsbad, CA (USA) | 03.04.2016 |
| Year | Result | Venue | Date |
|---|
| 2008 | 34:35 | Boston, MA (USA) | 13.10.2008 | | 2009 | 34:01 | Boston, MA (USA) | 12.10.2009 | | 2010 | 34:12 | Boston, MA (USA) | 11.10.2010 | | 2011 | 33:58 | Boston, MA (USA) | 10.10.2011 | | 2013 | 33:05 | Boston, MA (USA) | 14.10.2013 | | 2014 | 33:16 | Boston, MA (USA) | 13.10.2014 | | 2015 | 33:08 | Boston, MA (USA) | 12.10.2015 | | 2016 | 34:43 | Boulder, CO (USA) | 30.05.2016 | | 2018 | 35:59 | Fort Collins, CO (USA) | 03.09.2018 |
| Year | Result | Venue | Date |
|---|
| 2011 | 51:56 | Jacksonville, FL (USA) | 12.03.2011 | | 2012 | 51:48 | Jacksonville, FL (USA) | 10.03.2012 | | 2013 | 50:01 | Jacksonville, FL (USA) | 09.03.2013 | | 2014 | 50:43 | Jacksonville, FL (USA) | 15.03.2014 | | 2016 | 52:32 | Jacksonville, FL (USA) | 12.03.2016 |
| Year | Result | Venue | Date |
|---|
| 2011 | 1:10:24 | New Haven, CT (USA) | 05.09.2011 | | 2012 | 1:09:11 | New Haven, CT (USA) | 03.09.2012 | | 2013 | 1:12:35 | New Haven, CT (USA) | 02.09.2013 | | 2015 | 1:09:51 | New Haven, CT (USA) | 07.09.2015 |
| Year | Result | Venue | Date |
|---|
| 2005 | 1:18:25 | Monterey, CA (USA) | 06.11.2005 | | 2009 | 1:16:33 | Houston, TX (USA) | 18.01.2009 | | 2011 | 1:15:00 | Edmonton (CAN) | 21.08.2011 | | 2013 | 1:12:50 | New Orleans, LA (USA) | 24.02.2013 | | 2014 | 1:12:39 | Indianapolis, IN (USA) | 01.11.2014 | | 2015 | 1:10:32 | Philadelphia, PA (USA) | 31.10.2015 | | 2016 | 1:11:49 | New York, NY (USA) | 20.03.2016 |
| Year | Result | Venue | Date |
|---|
| 2011 | 1:32:24 | Grand Rapids, MI (USA) | 14.05.2011 |
| Year | Result | Venue | Date |
|---|
| 2012 | 2:35:09 | Houston, TX (USA) | 14.01.2012 | | 2013 | 2:47:04 | New York, NY (USA) | 03.11.2013 |
|
