Performance by cohort
2 year bands · 47,484 tests
Pass rate climbs 3.7 points across the cohorts — newer Clubman examples clear the test more reliably than the early cars.
Pass
84.3%
Fail
11.9%
PRS
3.5%
Avg mileage at test
57,044 mi
Pass
88.0%
Fail
9.3%
PRS
2.6%
Avg mileage at test
42,576 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.