Everyday's like Sunday

I did miserably last week. I'll add my scores later. For now, here's this:
Cle <> Det
Jac > Hou
Atl > NE
GB > STL
NYG > TB
KC > Phi (I gotta do what I gotta do)
Ten < NYJ
SF > Min
NO <> Cin
Den <> Ari
Car < Dal