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 +13.2
-0.6
Norths 20 Wests 16 -10.6
+0.2
Newcastle 12 Penrith 23 -5.0
+0.2
Canterbury 18 Illawarra 12 -1.1
+0.1
Parramatta 22 Brisbane 14 +0.1
Week of 8/5100.0*Wooden Spoon100.0*Average seed
Souths 14 Gold Coast 14 -12.1
+0.2
Wests 23 Manly 20 +9.9
-0.2
Brisbane 24 Newcastle 8 -4.0
+0.2
Illawarra 14 Cronulla 22 -0.6
+0.1
Week of 8/12100.0*Wooden Spoon100.0*Average seed
Parramatta 16 Wests 12 No
+0.5
Newcastle 38 Norths 6 +25.0
-0.5
Gold Coast 4 Canberra 24 +13.3
-0.7
Games Above .500
Chance Will Make Playoffs