What is every Big 12 Conference team's record against the over/under line as a road underdog since the 2003 season?

Definitions
Team Over Record Over % Under % Total +/-
Oklahoma 9-5-1 64.3% 35.7% +4.4
Kansas St 39-26-1 60.0% 40.0% +3.1
Houston 28-21-0 57.1% 42.9% +1.8
TX Christian 23-18-0 56.1% 43.9% +2.4
Texas A&M 30-24-0 55.6% 44.4% +0.3
Nebraska 28-23-0 54.9% 45.1% +4.1
Kansas 51-43-1 54.3% 45.7% +3.1
BYU 28-27-2 50.9% 49.1% -0.5
Baylor 33-32-2 50.8% 49.2% +2.7
Texas Tech 30-30-0 50.0% 50.0% +0.8
Colorado 46-47-0 49.5% 50.5% -1.3
W Virginia 21-24-1 46.7% 53.3% -0.5
UCF 26-30-2 46.4% 53.6% +0.8
Cincinnati 27-33-0 45.0% 55.0% +0.1
Oklahoma St 21-27-0 43.8% 56.3% +0.2
Missouri 21-28-1 42.9% 57.1% -0.6
Iowa St 34-46-0 42.5% 57.5% -1.6
Texas 7-19-0 26.9% 73.1% -10.4