How are these numbers calculated?

Big Games

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

Week of 7/29100.0*Wooden Spoon100.0*Average seed
Gold Coast 14 Easts 38 +10.5
-0.5
Norths 20 Wests 16 -8.2
+0.1
Newcastle 12 Penrith 23 -1.4
+0.1
Canterbury 18 Illawarra 12 -0.1
+0.0
Week of 8/5100.0*Wooden Spoon100.0*Average seed
Wests 23 Manly 20 +31.7
-0.4
Souths 14 Gold Coast 14 -16.0
+0.5
Brisbane 24 Newcastle 8 -0.9
+0.1
Illawarra 14 Cronulla 22 +0.0
Week of 8/12100.0*Wooden Spoon100.0*Average seed
Newcastle 38 Norths 6 +25.0
-0.7
Parramatta 16 Wests 12 No
+0.4
Gold Coast 4 Canberra 24 +2.2
-0.2
Games Above .500
Chance Will Make Playoffs