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

Definitions
Team Over Record Over % Under % Total +/-
Iowa State 62-33-1 65.3% 34.7% +5.3
Baylor 52-32-2 61.9% 38.1% +3.1
Oklahoma St 51-43-0 54.3% 45.7% +2.2
Missouri 45-39-0 53.6% 46.4% +1.4
Nebraska 60-57-2 51.3% 48.7% +0.6
Kansas St 45-43-1 51.1% 48.9% +0.8
Oklahoma 46-44-1 51.1% 48.9% +0.9
TX Christian 58-58-2 50.0% 50.0% +1.4
Texas Tech 49-52-0 48.5% 51.5% -0.0
Texas 40-43-0 48.2% 51.8% -0.2
Texas A&M 39-50-0 43.8% 56.2% -1.7
Colorado 41-57-0 41.8% 58.2% -1.5
W Virginia 27-43-1 38.6% 61.4% -3.8
Kansas 11-21-1 34.4% 65.6% -4.4