How are these numbers calculated?

Big Games

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

Week of 11/28100.0*Europe (CL/EL/ECL)100.0*Average seed
Kristiansund 2 Viking 3 -30.4
-0.6
Lillestrøm 4 Strømsgodset 1 -1.7
-0.1
Rosenborg 0 Bodø/Glimt 0 +0.7
Odd 1 Vålerenga 2 -0.1
-0.0
Week of 12/5100.0*Europe (CL/EL/ECL)100.0*Average seed
Sandefjord 3 Kristiansund 2 -9.4
-0.8
Viking 3 Odd 1 -7.1
-0.1
Stabæk 1 Rosenborg 3 -1.0
-0.2
Molde 3 Lillestrøm 3 +0.2
-0.0
Vålerenga 2 Mjøndalen 0 -0.1
Week of 12/12100.0*Europe (CL/EL/ECL)100.0*Average seed
Kristiansund 2 Vålerenga 1 +1.2
Lillestrøm 2 Sandefjord 0 -0.2
Rosenborg 2 Strømsgodset 2 +0.1
Points
Chance Will Win Championship