Class of 2026: fastest time 4:40, 15% DNF
Class of 2016: fastest time 5:00, 25% DNF
Class of 2006: fastest time 5:30, 40% DNF
Class of 1996: fastest time 6:15, 60% DNF
Class of 1986: fastest time 7:00, 75% DNF
Class of 1976: fastest time 8:00, 85% DNF
Class of 1966: fastest time 10:00, 95% DNF
Does that look right? Assume that they're given an incentive (i.e., $100 for every minute they're under 10:00) but are only given a week's notice, which rules out any significant training unless they're already fit.