How are these numbers calculated?

Big Games

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

Week of 8/21100.0*Chance in playoffs100.0*Top 4100.0*Average seed
Kangaroos 94 Dockers 83 -4.5
-0.2
-0.2
Crows 131 Lions 44 +3.6
+1.4
+0.2
Magpies 56 Tigers 147 -1.5
-0.3
-0.1
Eagles 162 Bulldogs 85 +0.3
+1.0
+0.1
Giants 44 Swans 133 +0.3
-3.4
-0.1
Saints 97 Cats 97 *-0.1
+0.0
Hawks 86 Power 108 +1.0
Week of 8/28100.0*Chance in playoffs100.0*Top 4100.0*Average seed
Cats 62 Magpies 110 In
+0.2
Crows 126 Eagles 69 +14.5
+1.0
Saints 38 Swans 135 -3.2
-0.1
Hawks 134 Lions 62 -1.3
-0.0
Kangaroos 73 Bulldogs 96 -0.0
Bombers 47 Tigers 74 -0.1
Week of 9/4100.0*Chance in playoffs100.0*Top 4100.0*Average seed
Cats 119 Crows 80 No
-1.3
Lions 130 Bulldogs 122 +0.9
Tigers 108 Kangaroos 67 -0.2

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

Games Above .500
Chance Will Make Playoffs