How are these numbers calculated?

Big Games

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

Week of 3/2100.0*Chance wins title100.0*Relegated100.0*Average seed
Basingstoke 3 Billericay Town 3 No
-0.1
-0.0
Boreham Wood 4 Tonbridge 2 -0.6
+0.0
Bromley 2 Dorchester Town 1 +0.1
Staines Town 1 Chelmsford City 3 -2.0
+0.1
Havant and W 3 Sutton United 0 +1.1
-0.1
Eastleigh 1 Eastbourne 0 -0.7
+0.0
Truro City 1 Hayes and Y 0 -0.1
Dover Athletic 2 Bath City 0 -0.1
If winner is:HomeDrawAway
Salisbury City vs Basingstoke-0.8+0.3+1.8
+0.0-0.0-0.1
Eastbourne vs Dorchester Town+1.2-0.2-1.3
-0.1+0.0+0.1
Havant and W vs Bath City+0.2*+0.0-0.4
If winner is:HomeDrawAway
Week of 3/9100.0*Chance wins title100.0*Relegated100.0*Average seed
Havant and W vs Billericay Town+7.7-0.6-14.6
-0.5-0.0+1.0
Billericay Town vs Staines Town-12.4+4.0+16.2
+0.7-0.3-0.8
Chelmsford City vs AFC Hornchurch-1.5+0.3+4.1
+0.0-0.0-0.1
AFC Hornchurch vs Bath City+3.0-0.5-2.1
-0.1+0.0+0.0
Basingstoke vs Maidenhead+1.5-0.1-1.3
-0.1+0.0+0.1
Welling United vs Basingstoke-0.7+0.3+1.8
+0.0-0.0-0.1
Eastbourne vs Farnborough+1.3*-0.1-1.1
-0.1+0.0+0.1
Welling United vs Tonbridge-0.6+0.4+1.5
+0.0-0.0-0.1
Chelmsford City vs Tonbridge-0.6+0.3+1.4
+0.0-0.0-0.1
Dover Athletic vs Havant and W-0.3+0.1+0.5
+0.0-0.0-0.1
Hayes and Y vs Sutton United+0.1*+0.0-0.1
Maidenhead vs Eastleigh+0.1*-0.0-0.1

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromoted12345678910111213141516171819202122RelegatedCount
7114-0-0No22.8%011404090No1,522
6913-1-0No11.1116722No9
6813-0-1No13.36040No15
6712-2-0No11.8245458No51
6612-1-1No5.522054213No183
6511-3-0No3.2113493062No370*
6411-2-1No1.70638381420No953
6311-1-2No0.52204228710No2,036*
6210-3-1No0.211231351640No3,980*
6110-2-2No0.0042035281120No8,447*
6010-1-3NoNo018253423810No15,203*
599-3-2NoNo0313293118510No26,593*
589-2-3NoNo01417312914400No46,595*
578-4-2NoNo016203227122000No74,681*
568-3-3NoNo00182332249200No116,553*
558-2-4NoNo002102633217100No177,141*
547-4-3NoNo00314293217410No250,114*
537-3-4NoNo00151732291330000.0%347,467*
527-2-5NoNo001722342592000.0465,293*
516-4-4NoNo0002102834206100.0586,175*
506-3-5NoNo0003163231143000.2726,337*
496-2-6NoNo001621352710101.2442,405
5-5-4NoNo00172335258100.9418,600*
485-4-5NoNo00211293519303.7662,950
6-1-7NoNo00211293519404.0306,108*
475-3-6NoNo000418363110110.9736,156
4-6-4NoNo005193630919.8328,366*
464-5-5NoNo0019293919321.7552,945
5-2-7NoNo0018284020323.5563,595*
454-4-6NoNo00031840318039.01,113,200*
444-3-7NoNo0018334216058.1723,007
3-6-5NoNo0019344115056.2355,323*
433-5-6NoNo004234727073.2504,702
4-2-8NoNo003224728074.5487,273*
423-4-7NoNo001134541085.8595,867
4-1-9NoNo01134541085.9273,657*
413-3-8NoNo0063856093.4731,322*
402-5-7NoNo0032869097.3293,441
3-2-9NoNo032869097.4291,485*
392-4-8NoNo011980199.1436,979*
382-3-9NoNo001187199.8313,875*
372-2-10NoNo0692299.9209,662*
361-4-9NoNo03934100.0129,496*
351-3-10NoNo1926Yes75,193*
341-2-11NoNo09010Yes40,158*
330-4-10NoNo08515Yes18,705*
320-3-11NoNo07921Yes7,706*
310-2-12NoNo7228Yes2,760
300-1-13NoNo6238Yes718
290-0-14NoNo5743Yes1,596
Total:No0.0%0000000001123571013171921040.3%13,466,968

* Row combines multiple less frequent records.

Points
Chance Will Win Championship