What is every Big 12 Conference team's record against the over/under line as an underdog since the 2011-2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Iowa St 99-70-1 58.6% 41.4% +3.6
Baylor 66-48-4 57.9% 42.1% +1.6
W Virginia 83-72-2 53.6% 46.5% +1.9
Oklahoma St 99-87-3 53.2% 46.8% +1.3
Kansas St 97-89-3 52.2% 47.9% +1.9
Texas 85-80-0 51.5% 48.5% +1.7
Missouri 101-98-2 50.8% 49.3% 0.0
TX Christian 104-101-5 50.7% 49.3% +2.2
Texas A&M 86-84-2 50.6% 49.4% +0.6
UCF 86-93-3 48.0% 52.0% -0.4
Oklahoma 81-92-1 46.8% 53.2% -0.7
Houston 47-54-2 46.5% 53.5% +0.2
Cincinnati 44-54-3 44.9% 55.1% -2.7
BYU 45-56-0 44.6% 55.5% +1.1
Texas Tech 76-95-4 44.4% 55.6% -1.7
Kansas 26-35-1 42.6% 57.4% -2.8