How are these numbers calculated?

Big Games

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

Week of 2/20100.0*Chance in playoffs100.0*Relegated100.0*Average seed
Madureira 1 Macae 0 -6.3
-0.2
Madureira 2 Portuguesa 1 -6.2
-0.2
Vasco da Gama 2 Friburguense 2 -2.7
-0.1
Resende 1 Friburguense 1 +1.7
+0.0
Bangu 1 Volta Redonda 1 +1.4
+0.0
Fluminense 1 Flamengo 2 -1.1
-0.1
America 1 Boavista 1 +0.6
+0.0
Boavista 1 Volta Redonda 1 +0.4
+0.0
Cabofriense 0 Flamengo 1 -0.2
-0.0
Tigres do Brasil 0 Vasco da Gama 2 +0.2
-0.0
+0.0
Macae 2 Bonsucesso 2 *+0.1
Week of 2/27100.0*Chance in playoffs100.0*Relegated100.0*Average seed
Portuguesa 0 America 1 +30.6
+0.8
Volta Redonda 3 Macae 1 -7.0
-0.1
Friburguense 1 Fluminense 2 +6.7
+0.2
Bangu 1 Madureira 0 +3.8
+0.1
Week of 3/5100.0*Chance in playoffs100.0*Relegated100.0*Average seed
Volta Redonda 2 Cabofriense 1 -18.5
-0.3
Fluminense 1 America 0 -17.4
-0.5
Resende 0 Madureira 0 +9.7
+0.2
Friburguense 2 Portuguesa 1 -7.6
-0.2

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Points
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 2/20100.0*Lottery seed
Tigres do Brasil 1 Resende 1 -0.1
Resende 1 Friburguense 1 -0.1
America 1 Boavista 1 -0.1
Macae 2 Bonsucesso 2 -0.1
Portuguesa 3 Bonsucesso 1 +0.1
Botafogo 2 Fluminense 0 -0.1
Bangu 1 Volta Redonda 1 -0.1
Vasco da Gama 2 Friburguense 2 +0.1
Madureira 1 Macae 0 +0.1
Botafogo 2 Cabofriense 1 -0.1
Madureira 2 Portuguesa 1 +0.1
Cabofriense 0 Flamengo 1 -0.0
Boavista 1 Volta Redonda 1 -0.0
Tigres do Brasil 0 Vasco da Gama 2 -0.0
Week of 2/27100.0*Lottery seed
Portuguesa 0 America 1 -1.8
Volta Redonda 3 Macae 1 +0.1
Cabofriense 2 Tigres do Brasil 0 +0.1
Flamengo 5 Resende 0 -0.0
Bangu 1 Madureira 0 +0.0
Friburguense 1 Fluminense 2 -0.0
Bonsucesso 1 Boavista 2 +0.0
Week of 3/5100.0*Lottery seed
Fluminense 1 America 0 +1.4
Volta Redonda 2 Cabofriense 1 +0.3
Resende 0 Madureira 0 -0.2
Friburguense 2 Portuguesa 1 +0.2
Flamengo 3 Bangu 1 -0.1