Transport Yearbook 2023

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7.2.2. Carbon monoxide emissions (CO) by mode of transport (tonnes)

  2015 2019 2020 2021 2022 2023
Total transport 111 469 81 306 68 078 66 948 62 812 62 285
Individual road passenger transport 87 383 62 792 53 226 51 979 47 521 46 641
Bus public passenger transport including urban transport 1 360 1 139 876 846 801 758
Road goods transport 12 166 7 332 6 444 6 456 6 026 5 515
Motorcycles 5 350 4 579 4 204 4 255 4 597 5 341
Railway transport - motor traction 1 170 1 155 1 030 1 013 1 085 956
Waterway transport 59 99 79 79 59 79
Air transport 3 981 4 209 2 219 2 320 2 722 2 994

Calculation methodology was refined in 2023  and the time series was recalculated.

Source: MD