How are these numbers calculated?

Big Games

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

Week of 10/19100.0*Relegated100.0*Average seed
Öster 0 GAIS 1 -20.9
+1.2
Ängelholm 0 Sirius 2 -1.9
+0.1
Syrianska 1 Ljungskile 1 +1.4
-0.1
Värnamo 2 Syrianska 0 -1.0
+0.1
GIF Sundsvall 2 Varberg 1 +0.1
Week of 10/25100.0*Relegated100.0*Average seed
GAIS 0 Hammarby 0 -3.5
+0.1
Jönköping Södra 3 Öster 3 +0.4
-0.0
Landskrona 1 Ängelholm 1 +0.1
Degerfors 1 Husqvarna 1 +0.0
Varberg 6 Värnamo 2 -0.2
Week of 11/2100.0*Relegated100.0*Average seed
Husqvarna 0 Syrianska 1 +3.8
-0.4
Öster 0 Degerfors 2 No
+0.2
Ängelholm 2 Östersund 2 +1.6
-0.1
Assyriska 1 GAIS 1 -1.3
-0.2
Points
Chance Will Win Championship