5-year period cumulative 2013 through 2017 (my predictions are under the name "Cap Heresy")
Hiatus 2018 through 2020
3-year period cumulative 2021 through 2023 (my predictions are under the name "CFB Model by Dunham")
Historical prediction accuracy is also referenced in “Phil Steele’s 2024 College Football Preview” magazine on page 7 (see “Dunham /Cap Heresy”).