How are these numbers calculated?

Big Games

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

Week of 8/12100.0*Wooden Spoon100.0*Average seed
Brisbane 99 Carlton 95 -18.8
+0.3
Essendon 75 Gold Coast 69 +12.9
-0.1
Fremantle 70 Adelaide 142 +0.0
Week of 8/20100.0*Wooden Spoon100.0*Average seed
Carlton 78 Melbourne 58 -0.7
Brisbane 69 Geelong 129 +0.3
-0.0
Essendon 53 Bulldogs 93 -0.2
Week of 8/26100.0*Wooden Spoon100.0*Average seed
Essendon 103 Carlton 79 +32.5
-0.3
St Kilda 161 Brisbane 103 +17.6
-0.5
Fremantle 69 Bulldogs 49 Yes
Games Above .500
Chance Will Make Playoffs