| John Robinson's efforts: | From | Finish Time |
|---|---|---|
| Hardrock 100 2006 | Oregon, US | 42:23:00 |
| Hardrock 100 2004 | Oregon, US | DNF |
| Hardrock 100 2003 | Oregon, US | 35:34:20 |
| Hardrock 100 2001 | Oregon, US | 35:28:12 |
| John Robinson's efforts: | From | Finish Time |
|---|---|---|
| Hardrock 100 2006 | Oregon, US | 42:23:00 |
| Hardrock 100 2004 | Oregon, US | DNF |
| Hardrock 100 2003 | Oregon, US | 35:34:20 |
| Hardrock 100 2001 | Oregon, US | 35:28:12 |