How are these numbers calculated? (show)

Points Above 12th  (Full Screen)
Chance Will Win Championship  (Full Screen)
RaceFinishStartLapsLeadPointsBonusPenaltyTotalPurse
Daytona 50028261527979$338,654
Auto Club 50032412476767130,931
Shelby 427314285611655170247,281
Kobalt Tools 5001415329121121121,181
Food City 500840503142142137,906
Goody’s Fast Relief 5001513500118118122,331
Samsung 500915334138138176,304
Subway Fresh Fit 5001516312118118117,381
Aaron’s 499102018861345139146,456
Crown Royal Presents Richmond 40035400165165177,906
Southern 500126367127127132,254
Coca-Cola 60025402278888137,731
Dover 4001632400115115133,331
Pocono 500910200138138124,206
LifeLock 40026221998585121,981
Toyota/Save Mart 35034361136161120,484
Lenox Industrial Tools 30131152517070120,106
Coke Zero 400161616021155120142,731
LifeLock.com 40037232245252129,281
Allstate 400 at the Brickyard25381598888195,731
Pennsylvania 5002117200100100114,931
NASCAR Sprint Cup Series at the Glen3830614949109,306
Michigan 4001827200109109123,831
Sharpie 5001837500109109141,981
Pep Boys Auto 50034243226161131,131
Chevy Rock and Roll 4001822400109109117,756
Sylvania 3001632300115115123,406
Dover 400 Number 21628400115115119,506
Kansas 40023352669494135,156
Pepsi 50030182457373136,531
Bank of America 5001434334121121119,931
Tums Fast Relief 500152250141185123121,156
Amp Energy 50051819141555160156,706
Dickies 500942333138138170,631
Checker O'Reilly Auto Parts 500236312170170204,006
Ford 400226267191705175
10,382963,992+30-0=4,022$5,100,132