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

Definitions
Team Over Record Over % Under % Total +/-
Oklahoma St 1-0-0 100.0% 0.0% +15.0
Kansas St 1-0-0 100.0% 0.0% +6.5
Texas A&M 3-1-0 75.0% 25.0% +18.1
Iowa St 3-2-0 60.0% 40.0% -0.8
Texas Tech 3-3-1 50.0% 50.0% -2.4
Colorado 3-5-0 37.5% 62.5% -1.4
Nebraska 0-3-0 0.0% 100.0% -13.2
Baylor 0-1-0 0.0% 100.0% -14.5