What is every Big 12 Conference team's record against the over/under line as an underdog since the 2008-2009 season?

Definitions
Team Over Record Over % Under % Total +/-
Iowa St 125-93-2 57.3% 42.7% +3.1
Baylor 79-65-4 54.9% 45.1% +1.4
Texas 95-87-0 52.2% 47.8% +1.6
W Virginia 90-84-3 51.7% 48.3% +1.2
Nebraska 145-137-3 51.4% 48.6% +1.0
Oklahoma St 117-111-3 51.3% 48.7% +0.5
Kansas St 108-104-3 50.9% 49.1% +1.5
Missouri 112-108-2 50.9% 49.1% +0.4
Houston 69-69-2 50.0% 50.0% +1.1
Texas A&M 102-103-2 49.8% 50.2% +0.5
UCF 104-110-3 48.6% 51.4% -0.2
TX Christian 127-135-5 48.5% 51.5% +1.4
Texas Tech 110-119-5 48.0% 52.0% -0.2
Oklahoma 99-113-3 46.7% 53.3% -0.8
Colorado 96-111-0 46.4% 53.6% -0.5
BYU 53-62-0 46.1% 53.9% +1.6
Kansas 29-39-1 42.7% 57.4% -2.7
Cincinnati 58-79-3 42.3% 57.7% -3.0