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
Japan 2 Scotland 1 -11.8
-11.8
-1.7
England 1 Argentina 0 +1.9
+1.9
+0.1
Australia 3 Brazil 2 -0.8
-0.8
-0.1
Nigeria 2 Korea 0 -0.6
-0.6
+0.0
South Africa 0 China 1 -0.5
-0.5
+0.0
Sweden 5 Thailand 1 +0.3
+0.3
+0.1
United States 3 Chile 0 +0.2
+0.2
+0.1
Netherlands 3 Cameroon 1 +0.2
+0.2
+0.1
Canada 2 New Zealand 0 +0.2
+0.2
+0.1
Jamaica 0 Italy 5 +0.2
+0.2
+0.1
Week of 6/20100.0*Chance in playoffs100.0*Round of 16100.0*Average seed
Scotland 3 Argentina 3 Out
No
+0.1
China 0 Spain 0 -1.2
-1.2
-0.1
Nigeria 0 France 1 +1.0
+1.0
+0.1
Thailand 0 Chile 2 -0.7
-0.7
+0.1
Italy 0 Brazil 1 -0.5
-0.5
-0.1
Cameroon 2 New Zealand 1 -0.3
-0.3
+0.1
Jamaica 1 Australia 4 +0.1
South Africa 0 Germany 4 +0.1
Korea 1 Norway 2 +0.1
Points
Chance Will Make Playoffs