How are these numbers calculated? (show)

Points Above 12th  (Full Screen)
Chance Will Win Championship  (Full Screen)
RaceFinishStartLapsLeadPointsBonusPenaltyTotalPurse
Daytona 50029132011376581$290,820
Auto Club 500427143737105,155
UAW-DaimlerChrysler 400122626721275132128,170
Kobalt Tools 500818325142142109,520
Food City 50037134755252106,220
Goody’s Cool Orange 500291549617658196,670
Samsung 500724334146146164,945
Subway Fresh Fit 50020731110310395,920
Aaron’s 4991037192134134126,495
Crown Royal Presents The Jim Stewart 400288398797994,645
Dodge Avenger 5001125367130130112,320
Coca-Cola 6001631399115115125,195
Autism Speaks 400 presented by Visa12640021618510195295,045
Pocono 5003310611655170156,545
Citizens Bank 40028200541705175154,445
Toyota/Save Mart 35024181109191101,795
Lenox Industrial Tools 30039300461655170159,645
Pepsi 4001310160124124125,995
USG Sheetrock 4003922111246551104,845
Allstate 400 at the Brickyard1233160127127191,670
Pennsylvania 5002213200197510294,170
AMD at The Glen61290150150124,995
3M Performance 400214203170170151,245
Sharpie 5001125500130130125,695
California 5006825041505155135,345
Chevy Rock and Roll 400154040011811898,770
Sylvania 3005230011555160136,195
Dover 400135399124124103,170
Banquet 400389175349554105,045
UAW-Ford 500421311313754296,025
Bank of America 500173233711211296,645
Subway 50019250610610695,695
Georgia 5003120322135701080121,520
Dickies 50031334161655170267,245
Checker Auto Parts 50072312721465151133,895
Ford 400 - Homestead-Miami61526731505155126,720
10,1345814,219+95-0=4,314$4,858,435