What is every Big 12 Conference team's record against the over/under line as an underdog since the 2005 season?

Definitions
Team Over Record Over % Under % Total +/-
Houston 45-30-1 60.0% 40.0% +3.0
Oklahoma 16-11-1 59.3% 40.7% +1.7
TX Christian 34-27-0 55.7% 44.3% +2.0
Kansas St 63-51-1 55.3% 44.7% +2.0
Texas Tech 57-47-1 54.8% 45.2% +2.6
Kansas 86-74-1 53.8% 46.3% +1.8
Texas A&M 45-39-0 53.6% 46.4% +1.6
Nebraska 46-41-1 52.9% 47.1% +2.7
W Virginia 40-36-2 52.6% 47.4% +2.3
Colorado 79-74-2 51.6% 48.4% -0.1
Missouri 41-46-1 47.1% 52.9% -0.9
Oklahoma St 38-44-0 46.3% 53.7% +0.9
UCF 35-41-2 46.1% 54.0% +0.2
Baylor 49-63-2 43.8% 56.3% -0.4
Cincinnati 37-48-0 43.5% 56.5% -1.5
Iowa St 59-78-1 43.1% 56.9% -1.2
BYU 32-47-2 40.5% 59.5% -2.9
Texas 24-43-1 35.8% 64.2% -3.2