What is every Big 12 Conference team's record against the over/under line as a home underdog since the 2006-2007 season?

Definitions
Team Over Record Over % Under % Total +/-
W Virginia 23-16-1 59.0% 41.0% +5.2
Texas 22-16-0 57.9% 42.1% +7.0
Texas A&M 26-19-1 57.8% 42.2% +3.0
Kansas 1-1-0 50.0% 50.0% -2.5
Iowa St 29-31-0 48.3% 51.7% +0.6
TX Christian 46-50-2 47.9% 52.1% +1.7
Texas Tech 34-39-2 46.6% 53.4% -1.9
Colorado 27-31-0 46.6% 53.5% -0.5
Missouri 31-36-0 46.3% 53.7% -0.4
Nebraska 42-51-2 45.2% 54.8% -0.9
Cincinnati 14-17-0 45.2% 54.8% +1.4
Kansas St 21-29-1 42.0% 58.0% -0.7
Oklahoma St 24-34-2 41.4% 58.6% -2.6
Baylor 9-13-0 40.9% 59.1% -3.4
Houston 15-22-1 40.5% 59.5% -2.1
UCF 24-40-0 37.5% 62.5% -5.5
Oklahoma 15-33-1 31.3% 68.8% -6.2
BYU 4-11-0 26.7% 73.3% -4.0