How are these numbers calculated? (show)

Points Above 12th  (Full Screen)
Chance Will Win Championship  (Full Screen)
RaceFinishStartLapsLeadPointsBonusPenaltyTotalPurse
Daytona 5003961344646$346,171
Auto Club 500101250134134141,473
Shelby 427821285142142143,923
Kobalt Tools 500517330155155117,048
Food City 50029274997676116,023
Goody’s Fast Relief 50033144966464101,073
Samsung 500161833411155120147,746
Subway Fresh Fit 50019531121065111100,298
Aaron’s 49983018821425147136,648
Crown Royal Presents Richmond 400151400211185123109,498
Southern 50031353337070105,321
Coca-Cola 60058227331555160177,898
Dover 4002593998888112,973
Pocono 500211720010010099,748
LifeLock 40091200138138120,273
Toyota/Save Mart 350161113161155120119,621
Lenox Industrial Tools 30135171905858100,773
Coke Zero 400717160146146142,373
LifeLock.com 40071267101465151143,823
Allstate 400 at the Brickyard5616021555160256,548
Pennsylvania 500615200150150121,648
NASCAR Sprint Cup Series at the Glen112090130130104,273
Michigan 40011200121855190180,873
Sharpie 5001214500127127131,648
Pep Boys Auto 5007832521465151139,348
Chevy Rock and Roll 40076400146146116,273
Sylvania 3001126300130130113,723
Dover 400 Number 21812400109109104,298
Kansas 40037122085252110,798
Pepsi 50029322467676117,598
Bank of America 5003430330616194,298
Tums Fast Relief 5001124501130130106,573
Amp Energy 5001312191124124112,648
Dickies 50026153318585131,523
Checker O'Reilly Auto Parts 5003819170494994,748
Ford 4002033267103103
10,1351014,072+50-0=4,122$4,619,522