How are these numbers calculated? (show)

Points Behind 1st  (Full Screen)
Chance Will Win Championship  (Full Screen)
RaceFinishBehindPoints
Spain2751.519
Netherlands
Monza1639.472
Germany2848.312
San Marino2650.200
Czech Republic2136.724
Britain
Europe2378.515
France2964.057
Portugal2988.272
0