What is every Big Sky Conference team's record against the over/under line as an underdog since the 2015-2016 season?

Definitions
Team Over Record Over % Under % Total +/-
S Utah 86-61-4 58.5% 41.5% +3.0
Idaho St 104-85-3 55.0% 45.0% +1.8
Montana St 74-61-0 54.8% 45.2% +2.4
North Dakota 97-81-0 54.5% 45.5% +2.8
N Colorado 62-55-0 53.0% 47.0% +0.7
Montana 41-37-0 52.6% 47.4% 0.0
Portland St 72-65-4 52.6% 47.5% +3.2
E Washingtn 62-57-2 52.1% 47.9% +1.7
Sac State 89-82-2 52.1% 48.0% +0.4
Weber St 44-42-0 51.2% 48.8% +0.1
Idaho 94-96-4 49.5% 50.5% +0.9
N Arizona 96-113-2 45.9% 54.1% -0.4