What is every Big 12 Conference team's record against the over/under line as a road underdog since the 2007 season?

Definitions
Team Over Record Over % Under % Total +/-
Oklahoma 5-3-1 62.5% 37.5% +4.6
Houston 23-15-0 60.5% 39.5% +1.8
Kansas St 31-24-1 56.4% 43.6% +2.4
Nebraska 24-19-0 55.8% 44.2% +5.2
UCF 21-17-2 55.3% 44.7% +2.4
TX Christian 18-15-0 54.6% 45.5% +0.6
Kansas 40-37-1 52.0% 48.1% +2.6
Colorado 39-38-0 50.7% 49.4% -0.2
Texas Tech 25-25-0 50.0% 50.0% +0.2
Baylor 24-26-2 48.0% 52.0% +0.4
Texas A&M 19-21-0 47.5% 52.5% -1.1
W Virginia 18-20-1 47.4% 52.6% -0.3
BYU 19-24-0 44.2% 55.8% -1.5
Missouri 19-25-1 43.2% 56.8% -0.2
Iowa St 28-37-0 43.1% 56.9% -1.3
Cincinnati 17-24-0 41.5% 58.5% -0.4
Oklahoma St 12-23-0 34.3% 65.7% -2.5
Texas 7-18-0 28.0% 72.0% -9.2