Only 9 Division 1-A programs have averaged 12+ wins over a 5-year stretch:

Clemson 2015-19: 69-5
Penn 1894-98: 67-2
Yale 1888-92: 67-2
Alabama 2014-18: 67-8
Ohio State 2014-18: 62-7
Boise St 2006-10: 61-5
Nebraska 1993-97: 60-3
Oklahoma 2000-04: 60-7
Oregon 2010-14: 60-8

— Pick Six Previews (@PickSixPreviews) March 24, 2022