In November alone, new commercial vehicle registrations in Bulgaria increased by 17.3% on the year to 326 units, ACEA said in a statement on its website.
Figures for Bulgaria include only registrations of new light commercial vehicles of up to 3.5 tonnes.
New commercial vehicles registered in the EU, excluding Malta, fell by 11.4% to some 1.57 million units in the January-November period, ACEA said.