What is every Big Ten Conference team's record against the over/under line as a home underdog in the 2006 season?

Definitions
Team Over Record Over % Under % Total +/-
Iowa 1-0-0 100.0% 0.0% +12.0
Indiana 3-1-0 75.0% 25.0% +7.4
Northwestern 2-1-0 66.7% 33.3% +14.2
Michigan St 1-1-0 50.0% 50.0% +5.8
Penn State 0-1-0 0.0% 100.0% -15.0
Illinois 0-2-0 0.0% 100.0% -20.2
Minnesota 0-1-0 0.0% 100.0% -14.0
Purdue 0-3-0 0.0% 100.0% -23.5