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
Bulldogs 57 GWS 105 +0.1
-0.9
-0.1
Essendon 80 Adelaide 123 +0.1
Geelong 80 Richmond 66 -7.5
-0.5
Sydney 143 Fremantle 39 -0.4
-0.0
Port Adelaide 98 Collingwood 71 -2.8
-0.1
If winner is:HomeTieAway
Week of 8/18100.0*Chance in playoffs100.0*Top 4100.0*Average seed
GWS vs West CoastInIn-0.0
-1.2-1.2+3.2
-0.1+0.1+0.3
Fremantle vs Richmond-0.0InIn
-36.1+12.0+15.0
-1.1+0.0+0.5
Bulldogs vs Port Adelaide-0.0InIn
+13.7+13.5-8.8
+0.2+0.2-0.1
Melbourne vs Brisbane-0.0InIn
Adelaide vs Sydney+4.6+4.4-12.4
+0.1+0.1-0.3
Collingwood vs Geelong+4.0-1.5-3.5
+0.3-0.1-0.2

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedWooden
TPW-L-TplayoffsTop 4123456789101112131415161718SpoonCount
602-0-0InYes196516No866,298,462
581-0-1InYes24454No12,040,341
561-1-0In47.7%8394310No664,028,008
0-0-2In46.98394310No41,904
540-1-1In37.22355013No4,609,652
520-2-099.8%0.208573140No126,467,245
Total:100.0%71.5%103724188200No1,673,485,612
Games Above .500
Chance Will Make Playoffs