How are these numbers calculated?

Big Games

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

Week of 10/7100.0*Direct qualify100.0*Average seed
Bosnia-Herzegov 3 Belgium 4 -11.8
-1.9
Cyprus 1 Greece 2 -4.8
-0.8
Georgia 0 Wales 1 -2.2
-0.1
Scotland 1 Slovakia 0 +0.8
+0.1
Republic of Ire 2 Moldova 0 -0.5
-0.1
Croatia 1 Finland 1 +0.4
+0.1
Sweden 8 Luxembourg 0 -0.4
-0.0
Turkey 0 Iceland 3 -0.3
England 1 Slovenia 0 +0.3
+0.1
Belarus 1 Netherlands 3 -0.3
-0.1
Montenegro 0 Denmark 1 -0.1
Kosovo 0 Ukraine 2 -0.1
-0.0
Austria 3 Serbia 2 +0.1
Bulgaria 0 France 1 -0.1
Italy 1 Macedonia 1 +0.0
Week of 10/10100.0*Direct qualify100.0*Average seed
Estonia 1 Bosnia-Herzegov 2 +0.9
+2.9
Greece 4 Gibraltar 0 No
-0.3
Slovakia 3 Malta 0 No
-0.1
Slovenia 2 Scotland 2 No
-0.1
Netherlands 2 Sweden 0 -0.2
Albania 0 Italy 1 +0.1
Poland 4 Montenegro 2 +0.1
Ukraine 0 Croatia 2 +0.1
Czech Republic 5 San Marino 0 -0.1
Points
Chance Will Make Playoffs