| Peter Graf's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| 2018 Rattlesnake Ramble (Full Course) | CO | 51 | Saturday, September 15, 2018 | 00:33:05.00 |
| 2018 Golden Gate Dirty 30 (50K) | 51 | Saturday, June 2, 2018 | 06:04:54.00 | |
| 2017 Rattlesnake Ramble (Full Course) | Colorado, US | 50 | Saturday, September 9, 2017 | 00:31:55.00 |
| 2016 Rattlesnake Ramble (Full Course) | 49 | Saturday, September 10, 2016 | 00:32:14.00 | |
| 2015 Golden Gate Dirty 30 (50K) | 48 | Saturday, May 30, 2015 | 06:02:37.63 | |
| 2014 Rattlesnake Ramble (Full Course) | 47 | Saturday, September 13, 2014 | 00:32:01.00 | |
| 2013 Rattlesnake Ramble (Full Course) | 46 | Saturday, November 9, 2013 | 00:32:23.00 | |
| 2012 Rattlesnake Ramble (Full Course) | 45 | Saturday, September 15, 2012 | 00:31:57.00 | |
| 2009 Rattlesnake Ramble (Full Course) | 42 | Sunday, September 13, 2009 | 00:30:43.00 |