Performance by cohort
2 year bands · 2,112 tests
Pass rate climbs 8.0 points across the cohorts — newer Clio RS Line Tce Auto examples clear the test more reliably than the early cars.
Pass
86.5%
Fail
8.4%
PRS
4.4%
Avg mileage at test
24,902 mi
Pass
94.5%
Fail
3.5%
PRS
1.4%
Avg mileage at test
18,350 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.