How are these numbers calculated?

Big Games

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

Week of 6/16100.0*Chance in playoffs100.0*Round of 16100.0*Average seed
Netherlands 3 Cameroon 1 -8.2
-8.2
-1.3
Australia 3 Brazil 2 -1.8
-1.8
-0.1
Nigeria 2 Korea 0 -1.4
-1.4
South Africa 0 China 1 -1.3
-1.3
Canada 2 New Zealand 0 +1.2
+1.2
+0.1
Sweden 5 Thailand 1 +0.7
+0.7
+0.1
United States 3 Chile 0 +0.6
+0.6
+0.1
England 1 Argentina 0 +0.6
+0.6
Jamaica 0 Italy 5 +0.4
+0.4
+0.1
Japan 2 Scotland 1 -0.4
-0.4
+0.0
Germany 1 Spain 0 +0.1
+0.1
France 2 Norway 1 +0.1
+0.1
Week of 6/20100.0*Chance in playoffs100.0*Round of 16100.0*Average seed
Cameroon 2 New Zealand 1 +41.2
+41.2
+2.2
Scotland 3 Argentina 3 +6.8
+6.8
+0.3
China 0 Spain 0 -4.8
-4.8
-0.3
Nigeria 0 France 1 +3.4
+3.4
+0.1
Thailand 0 Chile 2 -2.9
-2.9
-0.1
Italy 0 Brazil 1 -2.6
-2.6
-0.2
Jamaica 1 Australia 4 -0.1
-0.1
+0.1
South Africa 0 Germany 4 +0.1
+0.1
+0.0
Korea 1 Norway 2 +0.0
Points
Chance Will Make Playoffs