What is every Big 12 Conference team's record against the over/under line as a road underdog since the 2015-2016 season?

Definitions
Team Over Record Over % Under % Total +/-
Iowa St 45-30-1 60.0% 40.0% +4.0
Kansas St 47-33-1 58.8% 41.3% +5.0
Texas Tech 29-21-2 58.0% 42.0% +2.6
Baylor 28-21-0 57.1% 42.9% +2.0
Oklahoma St 46-35-0 56.8% 43.2% +2.4
W Virginia 32-25-1 56.1% 43.9% +3.9
TX Christian 40-33-3 54.8% 45.2% +3.7
Oklahoma 38-35-0 52.1% 48.0% +2.1
Texas 35-33-0 51.5% 48.5% +0.6
BYU 21-20-0 51.2% 48.8% +2.1
UCF 35-36-2 49.3% 50.7% +1.5
Cincinnati 20-24-0 45.5% 54.6% -2.6
Houston 9-12-0 42.9% 57.1% -2.0
Kansas 12-19-0 38.7% 61.3% -3.9