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

Definitions
Team Over Record Over % Under % Total +/-
Oklahoma 5-1-0 83.3% 16.7% +4.1
Kansas 30-13-1 69.8% 30.2% +7.7
TX Christian 14-9-0 60.9% 39.1% +4.6
Houston 17-11-1 60.7% 39.3% +2.8
Kansas St 16-11-0 59.3% 40.7% +3.2
Texas Tech 18-15-1 54.6% 45.5% +3.6
BYU 12-10-0 54.6% 45.5% +2.1
UCF 6-6-0 50.0% 50.0% +2.2
Texas 6-9-0 40.0% 60.0% -1.7
Baylor 13-20-0 39.4% 60.6% -2.1
W Virginia 13-21-1 38.2% 61.8% -2.8
Cincinnati 7-12-0 36.8% 63.2% -4.6
Oklahoma St 7-15-0 31.8% 68.2% -1.0
Iowa St 5-14-0 26.3% 73.7% -2.6