Performance by cohort
2 year bands · 3,240 tests
Pass rate climbs 2.0 points across the cohorts — newer Golf Gte S A examples clear the test more reliably than the early cars.
Pass
88.6%
Fail
9.6%
PRS
1.2%
Avg mileage at test
34,813 mi
Pass
90.5%
Fail
7.7%
PRS
1.5%
Avg mileage at test
36,817 mi
Cohort = vehicle's first-registration year band. Same model, different generations of build.