What is every Big 12 Conference team's record against the over/under line as an underdog in the 2021-2022 season?

Definitions
Team Over Record Over % Under % Total +/-
Kansas 1-0-0 100.0% 0.0% +2.0
W Virginia 13-4-0 76.5% 23.5% +6.2
Kansas St 11-5-0 68.8% 31.3% +6.9
Texas 6-3-0 66.7% 33.3% +10.7
Oklahoma 9-7-0 56.3% 43.8% -0.5
Baylor 1-1-0 50.0% 50.0% +8.5
Iowa St 9-11-0 45.0% 55.0% -0.3
TX Christian 7-11-1 38.9% 61.1% -1.3
Texas Tech 3-5-0 37.5% 62.5% -5.8
Oklahoma St 4-11-0 26.7% 73.3% -6.8