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
Melbourne 96 St Kilda 72 +23.3
+0.1
+0.9
Bulldogs 57 GWS 105 +5.1
-0.1
+0.2
Essendon 80 Adelaide 123 +3.3
+0.1
West Coast 100 Carlton 83 -1.3
-0.1
Hawthorn 116 North Melbourne 89 -0.4
-0.1
Sydney 143 Fremantle 39 -0.3
-0.0
-0.0
Port Adelaide 98 Collingwood 71 -0.1
-0.0
Geelong 80 Richmond 66 -0.1
If winner is:HomeTieAway
Week of 8/18100.0*Chance in playoffs100.0*Top 4100.0*Average seed
Melbourne vs Brisbane+6.2-18.4-42.5
+0.0NoNo
+0.2-0.5-1.4
Gold Coast vs Essendon+8.3+7.7-4.8
+0.2+0.2-0.1
GWS vs West Coast+3.3-1.1-8.6
+0.1-0.0-0.3
Bulldogs vs Port Adelaide-6.6-4.6+4.2
+0.1-0.0-0.0
-0.1-0.1+0.1
St Kilda vs North Melbourne-0.6+0.8+0.9
Carlton vs Hawthorn+0.4+0.4-0.3
Adelaide vs Sydney+0.0-0.0-0.1
Fremantle vs Richmond+0.1NoNo
+0.1-0.0-0.0

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedWooden
TPW-L-TplayoffsTop 4123456789101112131415161718SpoonCount
522-0-099.9%0.1%03217150No640,818,609
501-0-198.6No0870201No10,950,820
481-1-076.0No0136401940No899,394,323
0-0-280.6No037431720No41,772
460-1-132.7No627412330No5,684,486
440-2-07.7No172541224No116,595,602
Total:80.4%0.1%018472412520No1,673,485,612
Games Above .500
Chance Will Make Playoffs