What is every Big 12 Conference team's record against the over/under line as an underdog since the 2005-2006 season?

Definitions
Team Over Record Over % Under % Total +/-
Iowa St 153-113-3 57.5% 42.5% +3.1
Baylor 109-81-4 57.4% 42.6% +3.0
Texas 109-94-0 53.7% 46.3% +2.7
Missouri 139-122-3 53.3% 46.7% +1.4
W Virginia 107-98-3 52.2% 47.8% +1.2
Kansas St 126-119-4 51.4% 48.6% +1.9
Houston 84-80-4 51.2% 48.8% +1.4
BYU 72-69-1 51.1% 48.9% +1.7
Oklahoma St 135-135-3 50.0% 50.0% -0.4
Nebraska 163-163-4 50.0% 50.0% +0.6
Texas A&M 113-114-2 49.8% 50.2% +0.5
UCF 123-125-5 49.6% 50.4% +0.1
Texas Tech 134-139-5 49.1% 50.9% -0.1
TX Christian 155-165-6 48.4% 51.6% +1.1
Colorado 120-141-0 46.0% 54.0% -0.5
Oklahoma 110-130-4 45.8% 54.2% -1.1
Cincinnati 84-103-3 44.9% 55.1% -2.0
Kansas 33-45-1 42.3% 57.7% -2.4