The data indicates that for the Mazda 6 (2002-08) 5DR Hatchback 2.0 TS2 Auto5 Rev 05, there is complete (100%) consistency in engine capacity information for vehicles from 1999, although this may not directly correspond to the specified model years. Additionally, all vehicles in this sample are powered exclusively by petrol. This suggests a uniform fuel type within this model, which could be useful for buyers or forecourts focusing on petrol engine options. The absence of variation in engine capacity and fuel type highlights a straightforward, consistent specification pattern for this vehicle type during that period.