Performance by cohort
2 year bands · 2,051 tests
Pass rate climbs 1.9 points across the cohorts — newer Traveller examples clear the test more reliably than the early cars.
Pass
79.3%
Fail
16.3%
PRS
3.8%
Avg mileage at test
67,218 mi
Pass
81.2%
Fail
16.0%
PRS
2.6%
Avg mileage at test
48,859 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.