What is every Big 12 Conference team's record against the over/under line as a favorite since the 2003 season?

Definitions
Team Over Record Over % Under % Total +/-
Baylor 72-44-1 62.1% 37.9% +3.2
Oklahoma St 91-73-4 55.5% 44.5% +2.3
Texas Tech 70-60-3 53.9% 46.2% +1.0
Oklahoma 129-113-3 53.3% 46.7% +2.1
Kansas St 67-62-1 51.9% 48.1% +1.4
Kansas 31-31-1 50.0% 50.0% -2.1
Texas 93-96-4 49.2% 50.8% +1.4
Texas A&M 77-80-2 49.0% 51.0% 0.0
Houston 79-84-4 48.5% 51.5% +0.6
W Virginia 80-86-0 48.2% 51.8% -0.7
TX Christian 87-95-7 47.8% 52.2% +0.2
UCF 79-87-2 47.6% 52.4% -0.6
BYU 75-88-1 46.0% 54.0% 0.0
Nebraska 71-84-6 45.8% 54.2% -1.2
Cincinnati 71-85-3 45.5% 54.5% -0.5
Colorado 35-44-0 44.3% 55.7% +0.7
Missouri 71-90-0 44.1% 55.9% -1.5
Iowa St 36-52-3 40.9% 59.1% -0.4