The national average of the proportion of passenger cars and light trucks that are registered with the municipality or municipalities' majority-owned companies and that are included in climate bonus cars is 45.5 per cent.
In Sörmland, the municipalities of Eskilstuna, Katrineholm, Vingåker, Strängnäs and Nyköping have a larger share of green cars than the national average.
In Eskilstuna, which is the municipality with the highest proportion of green cars, the figure is 69.8 percent.
The municipalities of Trosa, Flen, Gnesta and Oxelösund, on the other hand, own fewer green cars than the national average.
In Oxelösund, which has the smallest share of climate bonus cars, the figure is 22.6 percent.