How are these numbers calculated?

Big Games

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

Week of 10/12100.0*UEFA EL100.0*Average seed
FC Lahti 0 IFK Mariehamn 1 +22.8
+0.7
JJK 1 IFK Mariehamn 0 -20.8
-0.5
HJK 3 FC Lahti 0 +10.9
+0.2
Ilves 1 KuPS 0 -6.1
-0.1
SJK 0 HJK 2 +2.7
+0.1
PS Kemi 3 SJK 3 +0.9
+0.0
JJK 0 Ilves 0 +0.5
+0.0
KuPS 1 RoPS 1 -0.2
Week of 10/20100.0*UEFA EL100.0*Average seed
RoPS 0 IFK Mariehamn 3 +26.0
+0.6
VPS 2 FC Lahti 1 +16.3
+0.2
Ilves 1 PS Kemi 0 -1.8
-0.1
HIFK 2 SJK 2 +1.2
+0.1
KuPS 2 JJK 1 -0.8
-0.1
Week of 10/28100.0*UEFA EL100.0*Average seed
FC Lahti 2 HIFK 1 -23.3
-0.2
IFK Mariehamn 0 Ilves 1 -23.3
-0.2
Points
Chance Will Win Championship