How are these numbers calculated? (show)

Points Above 12th  (Full Screen)
Chance Will Win Championship  (Full Screen)
RaceFinishStartLapsLeadPointsBonusPenaltyTotalPurse
Daytona 50035381515858$288,763
Auto Club 500419172404094,498
Shelby 4272142284100100111,198
Kobalt Tools 5003526262585885,413
Food City 50028115007979101,873
Goody’s Fast Relief 5003936424124655181,923
Samsung 500
Subway Fresh Fit 5003418310616180,798
Aaron’s 4995818811555160144,798
Crown Royal Presents Richmond 400338396646480,298
Southern 5002632362858575,325
Coca-Cola 6001818227109109116,648
Dover 4003723118525290,328
Pocono 5003237199676778,298
LifeLock 4003721174525285,948
Toyota/Save Mart 350373111225255772,750
Lenox Industrial Tools 3013637189555584,298
Coke Zero 40031371527070101,698
LifeLock.com 400362226555594,773
Allstate 400 at the Brickyard31261577070155,898
Pennsylvania 5002337200949489,023
NASCAR Sprint Cup Series at the Glen222690497510283,323
Michigan 4003411199616188,448
Sharpie 500153500118118119,498
Pep Boys Auto 50024323249191102,973
Chevy Rock and Roll 4003620396555580,498
Sylvania 3003127297707085,373
Dover 400 Number 22539396888887,898
Kansas 40027102668282101,648
Pepsi 5002121249100100109,373
Bank of America 5002816332797982,173
Tums Fast Relief 5003118495707081,698
Amp Energy 5002738190828294,573
Dickies 5001831332109109119,148
Checker O'Reilly Auto Parts 5003337303646479,148
Ford 4002722678282
9,439192,670+20-0=2,690$3,430,321