What is every Big 12 Conference team's record against the over/under line as a home underdog since the 2018-2019 season?

Definitions
Team Over Record Over % Under % Total +/-
Baylor 4-0-0 100.0% 0.0% +9.6
Cincinnati 5-2-0 71.4% 28.6% +6.4
W Virginia 15-9-1 62.5% 37.5% +7.1
Oklahoma St 14-14-2 50.0% 50.0% -0.5
Iowa St 9-9-0 50.0% 50.0% -1.9
Kansas 1-1-0 50.0% 50.0% -2.5
Kansas St 11-13-1 45.8% 54.2% +0.5
TX Christian 9-11-1 45.0% 55.0% -0.1
Texas Tech 2-3-0 40.0% 60.0% -1.3
Texas 4-6-0 40.0% 60.0% -1.2
Oklahoma 7-14-0 33.3% 66.7% -5.5
UCF 8-16-0 33.3% 66.7% -7.3
BYU 2-7-0 22.2% 77.8% -5.4