NOx, 1000 tonnes	Public electricity and heat prod.	Petroleum refining	Oil and gas extraction	Manufacturing industries and construction	Commercial / Institutional	Residential	Agriculture / Forestry / Fishing	Total
1990	90.698	1.386	2.371	13.822	1.455	4.813	1.397	115.942
1991	131.997	1.569	2.426	15.752	1.389	5.113	1.510	159.756
1992	91.024	1.868	2.780	15.963	1.407	4.782	1.436	119.261
1993	94.167	1.948	2.809	15.862	1.471	5.324	1.367	122.949
1994	98.347	1.813	2.999	15.636	1.433	4.929	1.429	126.586
1995	83.531	1.836	3.100	15.607	1.575	4.893	1.598	112.140
1996	120.261	2.424	3.702	16.545	1.653	5.138	1.818	151.540
1997	78.881	1.683	4.846	16.220	1.676	4.768	1.808	109.883
1998	64.046	1.478	5.391	16.915	1.573	4.613	1.852	95.868
1999	51.922	1.681	5.873	16.041	1.632	4.471	1.781	83.401
2000	42.851	1.555	6.254	16.453	1.355	4.261	1.676	74.404
2001	42.727	1.867	6.087	16.343	1.240	4.556	1.542	74.362
2002	44.285	1.721	6.526	14.647	1.210	4.425	1.520	74.335
2003	55.010	1.731	6.542	13.927	1.377	4.554	1.498	84.639
2004	43.436	1.672	6.743	14.130	1.119	4.536	1.457	73.092
2005	37.778	1.288	6.945	13.489	1.083	4.733	1.366	66.683
2006	42.017	1.522	7.068	13.300	1.025	4.796	1.187	70.917
2007	33.317	1.477	7.009	11.580	0.901	5.011	1.018	60.313
2008	24.448	1.366	7.273	9.983	0.958	4.890	0.950	49.869
2009	20.092	1.578	6.825	7.632	0.888	4.852	0.862	42.730
2010	19.064	1.544	6.722	6.335	0.860	5.159	0.975	40.659
2011	16.538	1.295	6.057	6.018	0.707	4.525	0.879	36.020
2012	14.057	1.353	5.613	5.105	0.735	4.301	0.797	31.962
2013	13.494	1.083	4.992	4.722	0.741	4.295	0.747	30.073
2014	10.958	1.082	4.645	4.634	0.655	3.900	0.644	26.518
2015	10.147	1.153	4.940	5.174	0.677	4.334	0.586	27.011
2016	11.020	1.055	4.679	5.415	0.709	4.492	0.598	27.967
2017	11.566	1.038	4.336	5.829	0.730	4.449	0.600	28.550
Updated	5/3-2019