7.2.3. Emissions NOx by mode of transport (tonnes)

  1995 1998 1999 2000 2001 2002
Total 106 400 116 900 119 300 117 500 116 400 107 500
Individual  road passenger transport 43 800 39 700 38 500 32 900 30 300 26 400
Public road passenger transport 8 100 11 500 11 000 12 800 14 600 12 300
Road freight transport 29 700 39 200 42 300 44 500 46 200 43 900
MHD - buses 6 000 7 900 8 000 8 900 8 800 8 300
Railway transport  - motor traction 10 300 9 400 8 300 7 200 7 500 7 000
Waterway transport 1 300 1 000 1 100 900 700 600
Air transport 7 200 8 200 10 100 10 300 9 500 9 000
          Source: CDV