Drive Score are bug when lost a match.
According to the when you lose they should take away half of the points. But they take all of them on my case
Losing a match results in a having your Drive Score reduced five times the total Skill Rank percentage deduction, or half as much as a win gains
I attach screenshots
Before match have 2540 points
After lose the match have 2390 points (-21%). Lose 150 points instead 105