What is every Big 12 Conference team's record against the over/under line as an underdog since the 2020-2021 season?

Definitions
Team Over Record Over % Under % Total +/-
W Virginia 41-20-1 67.2% 32.8% +6.3
Texas 21-15-0 58.3% 41.7% +3.7
Texas Tech 20-15-2 57.1% 42.9% +3.2
Oklahoma St 36-27-1 57.1% 42.9% +1.2
Oklahoma 32-26-0 55.2% 44.8% +1.0
Kansas St 37-31-1 54.4% 45.6% +4.2
Kansas 11-10-1 52.4% 47.6% -1.3
Cincinnati 22-21-0 51.2% 48.8% +0.4
TX Christian 27-27-1 50.0% 50.0% +2.2
Houston 2-2-0 50.0% 50.0% -1.5
UCF 26-26-2 50.0% 50.0% 0.0
Baylor 9-10-0 47.4% 52.6% +0.3
BYU 15-17-0 46.9% 53.1% +1.8
Iowa St 29-35-0 45.3% 54.7% +0.1