How are these numbers calculated?

Big Games

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

Week of 7/13100.0*Chance in playoffs100.0*Round of 8100.0*Average seed
United States 3 Martinique 2 +26.6
+26.6
+2.9
Honduras 0 French Guyana 0 +4.6
+4.6
+0.1
El Salvador 2 Curaçao 0 -1.9
-1.9
-0.0
Panama 2 Nicaragua 1 -0.6
-0.6
-0.2
Mexico 0 Jamaica 0 -0.3
-0.3
Costa Rica 1 Canada 1 -0.2
-0.2
Week of 7/16100.0*Chance in playoffs100.0*Round of 8100.0*Average seed
Jamaica 1 El Salvador 1 -0.6
-0.6
+0.1
Nicaragua 0 United States 3 In
Yes
+1.1
Panama 3 Martinique 0 In
Yes
-0.4
Canada 0 Honduras 0 +0.2
+0.2
+0.1
Costa Rica 3 French Guyana 0 +0.1
+0.1
-0.1
Curaçao 0 Mexico 2 -0.1
Points
Chance Will Make Playoffs