The data indicates that all vehicles in the sample of Mercedes-Benz A-Class (2012-16) A250 4MATIC models are from the year 2014. This suggests a concentrated manufacturing period around that year for this specific model, with no vehicles from other years represented in the dataset.

The data indicates that all vehicles of the specified model—the Mercedes-Benz A-Class (2012-16) A250 4MATIC 5-door hatchback—are equipped with a 2.0-liter petrol engine. Notably, the engine capacity data is represented by the number 1991, which corresponds to a 2.0-liter engine, accounting for 100% of the sample. Additionally, the primary fuel type for these vehicles is petrol, also at 100%. This uniformity suggests that this particular model consistently features a 2.0-liter petrol engine, reflecting standard specifications for this variant.