How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 5/1100.0*Relegated100.0*Average seed
Atalanta BC 1 Bologna 1 -9.7
Calcio Catania 1 Juventus 1 -0.1
+0.1
Cagliari Calcio 2 Udinese 2 +0.1
-0.0
Lazio 0 Inter Milan 2 -0.1
+0.1
Bari 3 Genoa 0 -0.1
Week of 5/9100.0*Relegated100.0*Average seed
Napoli 2 Atalanta BC 0 No
+0.0
Bologna 1 Calcio Catania 1 +0.8
-0.4
Livorno 1 Lazio 2 +0.1
-0.2
AS Roma 2 Cagliari Calcio 1 +0.0
Udinese 3 Bari 3 -0.0
Week of 5/15100.0*Relegated100.0*Average seed
Cagliari Calcio 1 Bologna 1 -0.5
Calcio Catania 1 Genoa 0 -0.1
Lazio 3 Udinese 1 +0.1
Points
Chance Will Win Championship