http://blogs.cars.com/files/cleandiesel-dtf-pressconference.pdf

Diesel to be # 1 Transport Fuel by 2020 according key Energy Authorities

Clean diesel technology is emerging as an increasingly popular
option for new car buyers.

Registreringarna har ökat med 30 % mellan 2010-2013. I staten Illinois har det ökat med 30 % bara under det senaste året.