Pollutant	Pollutant Non-transport sectors Road transport exhaust Road transport non-exhaust Railways Domestic shipping International shipping Domestic aviation International aviation	Non-transport sectors	Road transport exhaust	Road transport non-exhaust	Railways	Domestic shipping	International shipping	Domestic aviation	International aviation
CO		70.7	26.2	0.0	0.1	1.6	0.7	0.3	0.4
NOX		41.8	32.4	0.0	0.9	4.1	16.2	0.7	4.0
NMVOC		82.4	11.9	2.5	0.1	1.6	1.1	0.1	0.3
SOx		81.0	0.1	0.0	0.0	2.1	16.4	0.1	0.4
PM10		82.0	5.7	4.5	0.3	1.2	6.0	0.0	0.3
PM2.5		72.7	8.6	4.1	0.5	1.9	11.6	0.1	0.6