How are these numbers calculated?

Big Games

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

Week of 10/17100.0*Relegated100.0*Average seed
Oskarshamns AIK 4 Norrby IF 2 +9.3
-0.5
Eskilsminne IF 2 Trelleborgs FF 5 -5.2
+0.1
Qviding 1 Höllviken 0 +5.1
-0.2
Lunds BK 1 IS Halmia 2 +1.2
Husqvarna 0 Öster 5 -0.1
+0.1
Week of 10/24100.0*Relegated100.0*Average seed
Norrby IF 2 Landskrona BoIS 0 -23.8
+0.7
Eskilsminne IF 1 Lunds BK 1 -11.7
+0.2
IS Halmia 2 Oskarshamns AIK 1 +5.0
-0.1
Qviding 1 IK Oddevold 1 +0.5
Höllviken 1 Husqvarna 0 +0.1
Week of 11/1100.0*Relegated100.0*Average seed
Husqvarna 2 Kristianstads FF 3 +0.5
Öster 1 Norrby IF 0 -0.3
Lunds BK 2 Qviding 2 -0.1
Points
Chance Will Win Championship