What is every Big 12 Conference team's record against the over/under line as a home underdog since the 2007-2008 season?

Definitions
Team Over Record Over % Under % Total +/-
W Virginia 21-15-1 58.3% 41.7% +5.4
Texas 22-16-0 57.9% 42.1% +7.0
Texas A&M 26-19-1 57.8% 42.2% +3.0
Iowa St 29-27-0 51.8% 48.2% +1.2
Kansas 1-1-0 50.0% 50.0% -2.5
Cincinnati 12-13-0 48.0% 52.0% +0.5
Baylor 8-9-0 47.1% 52.9% -1.9
Texas Tech 33-38-2 46.5% 53.5% -2.0
TX Christian 40-47-2 46.0% 54.0% +1.3
Nebraska 40-49-2 44.9% 55.1% -0.8
Colorado 21-26-0 44.7% 55.3% -1.7
Missouri 29-36-0 44.6% 55.4% -0.8
Kansas St 21-28-1 42.9% 57.1% -0.6
Oklahoma St 24-33-2 42.1% 57.9% -2.3
Houston 15-21-1 41.7% 58.3% -1.9
UCF 23-40-0 36.5% 63.5% -5.8
Oklahoma 14-32-1 30.4% 69.6% -6.1
BYU 4-11-0 26.7% 73.3% -4.0