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

Definitions
Team Over Record Over % Under % Total +/-
W Virginia 53-33-1 61.6% 38.4% +5.5
Baylor 25-16-0 61.0% 39.0% +2.5
Kansas St 52-40-2 56.5% 43.5% +3.5
Oklahoma St 55-43-2 56.1% 43.9% +1.6
Texas Tech 26-22-3 54.2% 45.8% +1.9
Kansas 16-15-1 51.6% 48.4% -1.1
Texas 32-30-0 51.6% 48.4% +0.9
BYU 25-24-0 51.0% 49.0% +3.5
TX Christian 39-38-3 50.7% 49.4% +1.9
Iowa St 44-43-0 50.6% 49.4% +0.9
Oklahoma 44-45-0 49.4% 50.6% -0.5
Cincinnati 25-28-1 47.2% 52.8% -0.6
UCF 36-41-2 46.8% 53.3% -0.5
Houston 5-8-0 38.5% 61.5% -4.2