The graph shows the estimated share of pre Euro/conventional and Euro I-V heavy-duty trucks, buses and coaches and conventional and 97/24/EC mopeds and motorcycles in 30 EEA member countries, in 1995 and 2009.
Vehicle stock data for road transport are modelled data derived from TREMOVE (http://www.tremove.org/model/index.htm).
The share of the various technology classes is expressed in percentage (%).
EEA standard re-use policy: unless otherwise indicated, re-use of content on the EEA website for commercial or non-commercial purposes is permitted free of charge, provided that the source is acknowledged (http://www.eea.europa.eu/legal/copyright). Copyright holder: Directorate-General for Environment (DG ENV).