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
Ireland 19 Australia 17 -12.4
+11.8
-1.0
Canada 98 Hong Kong 0 -0.2
-1.2
+0.0
New Zealand 121 Hong Kong 0 -0.1
-0.2
+0.0
Canada 15 Wales 0 -0.1
-0.2
+0.0
Ireland 24 Japan 14 -0.1
-0.0
United States 43 Spain 0 -0.1
-0.2
+0.0
England 56 Italy 13 -0.1
-0.2
+0.0
United States 24 Italy 12 -0.1
If winner is:HomeDrawAway
France vs AustraliaOutOut+4.9
+3.2+2.1No
-0.2+0.1+1.8
If winner is:HomeDrawAway
Week of 8/17100.0*Chance in playoffs100.0*9th-12th Playoffs100.0*Average seed
Ireland vs FranceOutOut+3.4
-0.0-0.0+0.1
Australia vs Japan+0.2OutOut
No+60.8+64.1
+0.8-1.0-2.0
Italy vs Spain+0.0-0.2+0.0
Wales vs Hong Kong+0.0-0.2+0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed9th-12th
TPW-D-Lplayoffs123456789101112PlayoffsCount
82-0-07.6%82270No3,555,792
61-1-0Out4951No427,418
41-0-1Out298No28,105,016
0-2-0Out100No6,173
20-1-1Out02752398.2%577,465
00-0-2Out9820Yes9,749,168
Total:0.6%1286601231024.3%42,421,032
Games Above .500
Chance Will Make Playoffs