How are these numbers calculated? (show)

Points Behind 1st  (Full Screen)
Chance Will Win Championship  (Full Screen)
RaceFinishBehindPoints
Qatar2385.440
Australia2357.879
Spain
Netherlands2246.641
Monza1946.264
Germany2068.443
San Marino2047.944
Czech Republic1729.566
Britain1639.023
Europe1941.030
Italy
France
Portugal
0