What is every Big 12 Conference team's record against the over/under line in NIT games since the 2017-2018 season?

Definitions
Team Over Record Over % Under % Total +/-
Kansas St 1-0-0 100.0% 0.0% +15.5
Baylor 2-0-0 100.0% 0.0% +10.5
Oklahoma 2-0-0 100.0% 0.0% +12.3
BYU 3-1-0 75.0% 25.0% +9.3
TX Christian 2-2-0 50.0% 50.0% -10.8
Texas 2-3-0 40.0% 60.0% -6.6
Oklahoma St 2-4-0 33.3% 66.7% -5.7
Cincinnati 2-4-0 33.3% 66.7% -2.3
UCF 1-2-0 33.3% 66.7% -8.7