What is every Atlantic Division team's record against the over/under line as an underdog since the 2011-2012 season?

Definitions
Team Over Record Over % Under % Total +/-
Toronto 238-227-4 51.2% 48.8% +1.1
Brooklyn 316-322-8 49.5% 50.5% +0.9
Philadelphia 280-295-10 48.7% 51.3% -0.6
New York 309-336-9 47.9% 52.1% -0.1
Boston 183-216-3 45.9% 54.1% -0.2