Time series of average emissions (gr. CO2/Km) Euro 4,5,6 vehicles

The data are extracted from the car tax database of the Piedmont Region, where all vehicles owned by residents in Piedmont are censused. The circulating fleet is identified as the set of vehicles owned by residents in the Piedmont Region that are not removed and valid on 31 December of each annual survey carried out. The list shows the average of the gr. of CO2 emitted per Km travelled (source: MCTC) relating to the circulating fleet, distributed by province of residence of the respective owners. The historical depth is 5 years (from the year indicated).