How are these numbers calculated?

Big Games

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

Week of 10/11100.0*Chance in playoffs100.0*Incl 2nd place playoff100.0*Average seed
Portugal 1 Israel 1 +16.1
+8.1
+0.6
Luxembourg 0 Russia 4 +13.6
+6.8
+1.3
Azerbaijan 1 Russia 1 In
Yes
-1.2
Portugal 3 Luxembourg 0 -1.1
-0.6
-0.0
Denmark 2 Italy 2 +0.1
Holland 8 Hungary 1 -0.1
Sweden 2 Austria 1 -0.0
Ukraine 1 Poland 0 -0.0
Italy 2 Armenia 2 +0.2
Spain 2 Georgia 0 -0.2
Switzerland 1 Slovenia 0 -0.1
Albania 1 Switzerland 2 -0.1
Spain 2 Belarus 1 -0.1
Greece 1 Slovakia 0 -0.1
England 2 Poland 0 -0.1
Germany 3 Ireland 0 -0.1
Greece 2 Liechtenstein 0 -0.1
Lithuania 0 Bosnia 1 -0.1
Bosnia 4 Liechtenstein 1 -0.1
England 4 Montenegro 1 -0.1
Points
Chance Will Make Playoffs