The data indicates that the majority of VAUXHALL INSIGNIA (2013-18) 5DR HATCHBACK 1.6 CDTI DPF 136 EU6 SRI AUTO6 vehicles were manufactured in 2016, accounting for approximately 90.9% of the sample. A small proportion, about 9.1%, were produced in 2015. This suggests that most vehicles of this model and configuration on the road are from the 2016 production year, likely reflecting a manufacturing focus or higher remaining operational lifespan for cars from that year.

The data indicates that all Vauxhall Insignia (2013-18) 5DR Hatchback 1.6 CDTI DPF 136 EU6 SRI Auto6 vehicles in the sample are powered by diesel engines with a consistent engine capacity of 1,598 cc. This suggests a uniform engine specification within this model range, reflecting a standardization in engine size and fuel type for these vehicles.