Jump in new cars crossing our borders leads to slump for used vehicles.
The Toyota Aqua and Nissan X-Trail make big moves in the latest monthly figures.
Sales of new commercials climb, while used-imported commercials fall.
Fewer than 50 units separate the top three marques.
Nearly all the regions suffer a dip but Masterton bucks the trend.
Isuzu is on the up while rival marques see registrations tumble.
Registrations of new vehicles in New Zealand last year came in above expectations.
Toyota dominates the charts in a year of disruption for dealers.