How are these numbers calculated?

Big Games

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

Week of 8/9100.0*Chance in playoffs100.0*9th-12th Playoffs100.0*Average seed
England 56 Spain 5 -19.7
+20.1
-1.8
Canada 98 Hong Kong 0 -0.2
-1.4
United States 43 Spain 0 Out
+5.0
-0.3
New Zealand 121 Hong Kong 0 -1.5
+0.0
Canada 15 Wales 0 -1.5
+0.0
England 56 Italy 13 -1.4
+0.0
Ireland 24 Japan 14 -0.4
+0.0
France 72 Japan 14 -0.1
Ireland 19 Australia 17 -0.7
+0.0
If winner is:HomeDrawAway
France vs Australia-0.6-0.3+4.8
+0.0+0.0-0.1
If winner is:HomeDrawAway
Week of 8/17100.0*Chance in playoffs100.0*9th-12th Playoffs100.0*Average seed
Italy vs SpainYesYes-29.8
-1.4-0.3+1.4
Wales vs Hong Kong+15.7-19.2-15.2
+0.0-0.1+0.0
Australia vs Japan+0.3-17.7-0.1
+0.0+0.3-0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed9th-12th
TPW-D-Lplayoffs123456789101112PlayoffsCount
41-0-0Out65340141.1%20,954,514
20-1-0Out955Yes509,981
00-0-1Out145135Yes20,956,537
Total:Out326208251770.9%42,421,032
Games Above .500
Chance Will Make Playoffs