| Chuck Kroger's efforts: | From | Finish Time |
|---|---|---|
| Hardrock 100 2007 | Colorado, US | DNF |
| Hardrock 100 2006 | Colorado, US | 46:35:54 |
| Hardrock 100 2005 | Colorado, US | 46:38:00 |
| Hardrock 100 2004 | Colorado, US | 44:48:10 |
| Hardrock 100 2003 | Colorado, US | 47:36:22 |
| Hardrock 100 2001 | Colorado, US | 42:13:12 |
| Hardrock 100 2000 | 43:57:00 | |
| Hardrock 100 1998 | Colorado, US | DNF |
| Hardrock 100 1997 | Colorado, US | DNF |