Transport Yearbook 2021

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7.2.3. Nitrogen oxides emissions NO_x by mode of transport (tonnes)

	2015	2017	2018	2019	2020	2021
Total transport	71 433	69 882	67 069	61 274	49 843	50 026
Individual road passenger transport	25 817	25 739	25 502	23 642	22 547	23 919
Bus public passenger transport including urban transport	3 634	3 600	3 183	2 737	2 189	2 112
Road goods transport	32 981	30 010	27 265	23 671	19 160	18 279
Motorcycles	156	150	145	143	132	155
Railway transport - motor traction	4 196	4 361	4 316	4 136	3 682	3 430
Waterway transport	102	136	102	170	136	136
Air transport	4 547	5 886	6 557	6 776	1 997	1 996

Source: MD

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