What is every Big 12 Conference team's record against the over/under line as a home underdog since the 2017 season?

Definitions
Team Over Record Over % Under % Total +/-
Texas Tech 12-5-1 70.6% 29.4% +8.8
Houston 7-4-1 63.6% 36.4% +4.9
TX Christian 6-4-0 60.0% 40.0% +4.1
Kansas 15-13-0 53.6% 46.4% +0.7
W Virginia 8-7-0 53.3% 46.7% +3.4
UCF 1-1-0 50.0% 50.0% -6.3
Cincinnati 4-4-0 50.0% 50.0% -1.6
Oklahoma St 4-5-0 44.4% 55.6% +1.1
Kansas St 7-9-0 43.8% 56.3% +0.8
Baylor 6-12-0 33.3% 66.7% -2.6
Texas 2-4-0 33.3% 66.7% -5.7
BYU 4-8-0 33.3% 66.7% -1.7
Iowa St 4-9-0 30.8% 69.2% -5.0