How are these numbers calculated? (show)

Points Above 12th  (Full Screen)
Chance Will Win Championship  (Full Screen)
RaceFinishStartLapsLeadPointsBonusPenaltyTotalPurse
Daytona 500934152138138$385,824
Auto Club 5002117249100100129,951
Shelby 42734392786161122,176
Kobalt Tools 50033322646464109,251
Food City 5002375019494127,676
Goody’s Fast Relief 5001729500112112114,701
Samsung 50036383155555127,524
Subway Fresh Fit 5001236312127127115,001
Aaron’s 4991141188130130137,401
Crown Royal Presents Richmond 4002023400103103112,851
Southern 5001941367106106121,549
Coca-Cola 60035422265858125,101
Dover 40019440041065111125,851
Pocono 5002025200103103110,876
LifeLock 40027281998282115,626
Toyota/Save Mart 3504028994343110,274
Lenox Industrial Tools 301172727311125117117,476
Coke Zero 40033261466464125,176
LifeLock.com 40024112659191127,251
Allstate 400 at the Brickyard139160124124202,851
Pennsylvania 50035261855858103,026
NASCAR Sprint Cup Series at the Glen3129787070100,976
Michigan 40029402007676114,701
Sharpie 5001910500106106135,801
Pep Boys Auto 50027133248282126,251
Chevy Rock and Roll 4001611400115115112,651
Sylvania 30036252635555109,576
Dover 400 Number 235261705858106,801
Kansas 40026282668585126,626
Pepsi 50031282447070126,526
Bank of America 5002137334100100109,751
Tums Fast Relief 5002495009191111,176
Amp Energy 5001629191115115119,051
Dickies 50036182485555135,501
Checker O'Reilly Auto Parts 50026403108585108,476
Ford 40040421164343
9,82353,137+10-0=3,147$4,511,277