A total of 18,329 new motor vehicles were registered in April 2018, of which 12,840 were automobiles.
First registrations increased by 12.5 per cent from the corresponding month of the previous year, according to Statistics Finland.
In April the number of new private cars registered was 11,044, which was 17.5 per cent up from the year before.
The share of new diesel-driven passenger cars was 24.5 per cent.
In the January to April period of 2018 a total of 68,399 vehicles were first registered. Compared to the year before, there was an increase of 2.8 per cent.
The number of passenger cars first registered in the January to April period was 45,459, which is 6.9 per cent up from the year before. The most common passenger car makes first registered in the January to April period were Toyota, Volkswagen and Skoda.