How are these numbers calculated?

Big Games

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

If winner is:HomeDrawAway
Week of 1/23100.0*Chance in playoffs100.0*Promotion100.0*Average seed
Taunton Town vs Wimborne Town+0.8-0.1-2.1
+0.0-0.0-0.1
Cinderford Town vs Evesham United+1.1+0.2-1.7
+0.1+0.0-0.1
Barnstaple Town vs Totton+1.6+0.7-1.2
+0.1+0.0-0.1
Swindon Superma vs Slimbridge-0.8+0.9+1.6
-0.1+0.1+0.1
Shortwood United vs Kidlington+0.4+0.2-0.4
+0.0+0.0-0.1
If winner is:HomeDrawAway
Week of 1/27100.0*Chance in playoffs100.0*Promotion100.0*Average seed
Didcot Town vs Salisbury+12.8-1.9-9.1
+0.1-0.0-0.0
+0.8-0.1-0.6
Taunton Town vs Didcot Town-5.1+2.2+16.9
-0.0-0.0+0.2
-0.3+0.2+1.1
Larkhall Athletic vs Bristol Manor F+1.3+0.2-1.9
+0.1+0.0-0.1
Bideford vs North Leigh-0.9+1.0+2.0
-0.0+0.1+0.1
Cinderford Town vs Bideford+1.3+0.3-1.5
+0.1+0.0-0.1
Taunton Town vs Bideford+0.8-0.2-2.0
+0.0-0.0-0.1
Shortwood United vs Wimborne Town+1.5+0.7-1.2
+0.1+0.0-0.1
Salisbury vs Bideford+0.8-0.2-1.9
+0.0-0.0-0.1
North Leigh vs Swindon Superma+1.2+0.4-1.4
+0.1+0.0-0.1
Evesham United vs Slimbridge-0.8+1.0+1.8
-0.0+0.1+0.1
Bishop's Cleeve vs Winchester City+1.3+0.7-0.8
+0.1+0.0-0.1
Kidlington vs Bideford+0.8+0.4-1.3
Winchester City vs Cinderford Town-0.8+0.7+1.2
-0.1+0.0+0.1
Yate Town vs Evesham United+0.4+0.4-1.3
Totton vs Kidlington-0.8+0.8+0.9
Kidlington vs Winchester City+0.4+0.3-1.2
+0.0+0.0-0.1
Swindon Superma vs Yate Town-0.7+0.7+0.4
Bristol Manor F vs Swindon Superma-0.4+0.8-0.1
Yate Town vs Larkhall Athletic-0.5+0.4+0.6
-0.0+0.0+0.1
Totton vs Bideford-0.3+0.7-0.3
Kidlington vs Shortwood United-0.2+0.3+0.5
-0.0+0.0+0.1
Salisbury vs Barnstaple Town-0.0+0.0+0.2

What If

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

100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsPromotion12345678910111213141516171819202122Level 9Count
9316-0-0In74.7%75250No363,341
9115-1-0In56.657430No4,937
9015-0-1In44.945532No6,596
8914-2-0In39.940582No32,266
8814-1-1In27.9286660No85,852
8713-3-0In22.4226980No186,429*
8613-2-1In15.31570140No504,726
8513-1-2In9.91068220No995,173*
8412-3-1In6.36642900No2,069,738*
8312-2-2In3.54564010No4,074,495*
8211-4-1In1.92484910No7,126,551*
8111-3-2100.0%0.913858300No12,594,738*
8011-2-3100.00.402966500No20,537,068*
7910-4-2100.00.2021709000No31,842,506*
7810-3-3100.00.10147114100No48,072,917*
779-5-299.90.00868222000No68,156,162*
769-4-399.70.00560305000No93,159,263*
759-3-499.00.002493891000No122,451,656*
748-5-397.00.0013743173000No153,137,414*
738-4-492.30.00024422671000No184,896,058*
728-3-583.20.0001436331430000No214,111,446*
717-5-468.5No0726362371000No237,376,138*
707-4-549.7No031532311541000No253,769,799*
696-6-431.6No01823332492000No129,036,486
7-3-629.1No017223225112000No131,081,016*
686-5-515.1No0031227311961000No255,844,779*
676-4-65.8No0015173028144000No242,145,037*
665-6-51.8No002923322492000No117,445,658
6-3-71.6No001821322510200No102,244,980*
655-5-60.4No0003122732196100No191,156,647*
645-4-70.1No00015173230132000No159,695,561*
634-6-60.0No0000292435246000No127,596,697*
624-5-70.0No0000314333414100No97,548,732*
614-4-80.0No000172439254000No71,301,261*
603-6-7OutNo000214373610100No49,661,490*
593-5-8OutNo00017284319300No32,942,155*
583-4-9OutNo00031843296000No20,749,027*
572-6-8OutNo00110373813100No12,371,330*
562-5-9OutNo0005274222400No6,954,862*
552-4-10OutNo0021741328100No3,676,096*
541-6-9OutNo019333916200No1,811,001*
531-5-10OutNo004244226500No827,804*
521-4-11OutNo021438351010No347,336*
511-3-12OutNo007304218200No132,759*
500-5-11OutNo03204328600No45,178*
490-4-12OutNo011137381210No13,209*
480-3-13OutNo0427432330No3,232*
470-2-14OutNo116413471No632
460-1-15OutNo17423614No72
450-0-16OutNo0032142286000.0%362,990
Total:41.5%0.0%0113141312111097531000000000.0%3,210,551,296

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs