How are these numbers calculated?

Big Games

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

Week of 8/11100.0*Chance in playoffs100.0*Top 4100.0*Average seed
Sydney 143 Fremantle 39 +1.8
+1.5
+0.2
Bulldogs 57 GWS 105 +0.9
-2.6
+0.0
Essendon 80 Adelaide 123 +0.2
+0.0
Port Adelaide 98 Collingwood 71 -1.2
-0.1
Geelong 80 Richmond 66 -1.0
-0.0
Week of 8/19100.0*Chance in playoffs100.0*Top 4100.0*Average seed
Bulldogs 79 Port Adelaide 96 In
-11.1
-0.2
GWS 81 West Coast 60 In
-7.7
-0.2
Collingwood 59 Geelong 70 -7.8
-0.2
Fremantle 51 Richmond 155 -7.4
-0.2
If winner is:HomeTieAway
Week of 8/25100.0*Chance in playoffs100.0*Top 4100.0*Average seed
Richmond vs St KildaNoNo+26.2
-0.2-0.2+0.7
Port Adelaide vs Gold Coast-1.6+12.5+12.5
-0.1+0.5+0.6
Sydney vs Carlton+1.1NoNo
+0.1-0.4-0.5

What If

Chances based on how well the Sydney finish out the regular season.   Explain

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedWooden
TPW-L-TplayoffsTop 4123456789101112131415161718SpoonCount
561-0-0In9.1%94447No3,837,160,021
540-0-1InNo1189No21,868,289
520-1-0InNo3942No517,092,870
Total:In7.9%839530No4,376,121,180
Games Above .500
Chance Will Make Playoffs