How are these numbers calculated? (show)

Points Behind 1st  (Full Screen)
Chance Will Win Championship  (Full Screen)
RaceFinishStartLapsLeadPointsBonusTotal
GAINSCO Auto Insurance Indy 30020181221212
Honda Grand Prix of St. Petersburg
Indy Japan 300
Toyota Grand Prix of Long Beach
RoadRunner Turbo Indy 30016241951414
92nd Indianapolis 50019271851212
ABC Supply Company A.J. Foyt 225
Bombardier Learjet 55017272261313
Iowa Corn Indy 2502422261212
SunTrust Indy Challenge
Camping World Watkins Glen Grand Prix2025451212
Firestone Indy 20017161681313
Honda 2002326791212
Rexall Edmonton Indy
Meijer Indy 30021181301212
Motorola Indy 300
Detroit Indy Grand Prix2323461212
Peak Antifreeze Indy 300142019951616
1,4215140+0=140