What is every Big 12 Conference team's record against the over/under line as a home underdog in the 2005 season?

Definitions
Team Over Record Over % Under % Total +/-
Nebraska 1-0-0 100.0% 0.0% +15.0
Missouri 1-0-0 100.0% 0.0% +12.0
Oklahoma St 2-1-0 66.7% 33.3% +4.8
Kansas St 1-1-0 50.0% 50.0% -2.8
Kansas 2-2-0 50.0% 50.0% -8.9
Baylor 1-2-0 33.3% 66.7% -9.8
Texas A&M 0-1-0 0.0% 100.0% -2.5