What is every Ivy League team's record against the over/under line as an underdog since the 2005-2006 season?

Definitions
Team Over Record Over % Under % Total +/-
Columbia 118-109-2 52.0% 48.0% +1.1
Cornell 124-122-4 50.4% 49.6% +1.1
Brown 129-127-5 50.4% 49.6% +0.9
U Penn 120-121-5 49.8% 50.2% -0.1
Harvard 83-87-0 48.8% 51.2% -0.6
Yale 79-86-1 47.9% 52.1% -0.8
Dartmouth 141-157-3 47.3% 52.7% +0.5
Princeton 74-87-0 46.0% 54.0% +0.5