How are these numbers calculated? (show)

Points Above 12th  (Full Screen)
Chance Will Win Championship  (Full Screen)
RaceFinishStartLapsLeadPointsBonusPenaltyTotalPurse
Daytona 50033241516464$337,763
Auto Club 500133825031245129131,690
Shelby 4271811284109109132,665
Kobalt Tools 50023283269494108,790
Food City 5001929502106106123,540
Goody’s Fast Relief 50022224999797108,715
Samsung 5001432334121121155,213
Subway Fresh Fit 5001819311109109105,115
Aaron’s 49931371797070118,915
Crown Royal Presents Richmond 40038113244949100,065
Southern 50024343669191113,038
Coca-Cola 60022352279797128,615
Dover 40031303707070112,740
Pocono 5003429198616198,315
LifeLock 40038261594949106,280
Toyota/Save Mart 35039391014646105,563
Lenox Industrial Tools 30128322727979109,515
Coke Zero 40035321295858119,065
LifeLock.com 40026362658585121,065
Allstate 400 at the Brickyard1621160115115194,290
Pennsylvania 5003232196676798,715
NASCAR Sprint Cup Series at the Glen26590185590100,165
Michigan 4001320200124124116,440
Sharpie 5002034500103103130,290
Pep Boys Auto 500149325121121132,565
Chevy Rock and Roll 40026124008585105,790
Sylvania 3002862987979109,515
Dover 400 Number 229173857676105,515
Kansas 40025322668888121,965
Pepsi 5001614250115115131,215
Bank of America 5001927334106106106,065
Tums Fast Relief 50033114396464102,890
Amp Energy 500223019110975102112,340
Dickies 500
Checker O'Reilly Auto Parts 500
Ford 400
9,281142,904+15-0=2,919$4,104,427