How are these numbers calculated?

Big Games

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

Week of 10/21100.0*Relegated100.0*Average seed
GAIS 2 Norrby 1 -13.6
+1.0
Gefle 3 IK Frej 0 +1.4
-0.1
Varberg 0 ÖIS 0 -0.4
+0.1
IK Frej 2 Trelleborg 2 -0.1
Week of 10/28100.0*Relegated100.0*Average seed
Dalkurd 1 GAIS 0 +9.5
-0.7
Norrby 2 Värnamo 3 -7.1
+0.3
Varberg 3 Åtvidaberg 0 +2.8
-0.1
Gefle 1 Degerfors 1 +0.9
+0.0
ÖIS 0 Helsingborg 3 +0.1
Week of 11/4100.0*Relegated100.0*Average seed
GAIS 3 Varberg 0 No
+1.6
Åtvidaberg 0 Norrby 1 +11.4
-0.3
BP 4 Gefle 1 +0.2
Värnamo 2 ÖIS 1 +0.1
Points
Chance Will Win Championship