| Mike Dobies's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Hardrock 100 2010 | Michigan, US | 49 | Friday, July 9, 2010 | DNF |
| Hardrock 100 2009 | Michigan, US | 48 | Friday, July 10, 2009 | 40:56:11.00 |
| Hardrock 100 2008 | Michigan, US | 47 | Friday, July 11, 2008 | 39:52:47.00 |
| Hardrock 100 2007 | Michigan, US | 46 | Friday, July 13, 2007 | 36:49:35.00 |
| Hardrock 100 2006 | Michigan, US | 45 | Friday, July 14, 2006 | 41:53:59.00 |
| Hardrock 100 2005 | Michigan, US | 44 | Friday, July 8, 2005 | 44:34:28.00 |
| Hardrock 100 2003 | Michigan, US | 42 | Friday, July 11, 2003 | 39:48:22.00 |
| Hardrock 100 2001 | Michigan, US | 40 | Friday, July 13, 2001 | 43:15:07.00 |
| Hardrock 100 1999 | Michigan, US | 38 | Friday, July 9, 1999 | 44:50:08.00 |
| Hardrock 100 1998 | Michigan, US | 37 | Friday, July 10, 1998 | DNF |
| Hardrock 100 1997 | US | 36 | Friday, July 11, 1997 | 41:31:46.00 |