Nitrous oxide emissions in metric tons generated by chemical industry in Belgium

Period	Nitrous oxide emissions by chemical industry	Change
2022	1,980	-230
2021	2,210	-150
2020	2,360	-170
2019	2,530	-220
2018	2,750	-600
2017	3,350	-10
2016	3,360	+80
2015	3,280	-630
2014	3,910	-310
2013	4,220	-470
2012	4,690	+170
2011	4,520	-3,850
2010	8,370	+1,830
2009	6,540	+340
2008	6,200	-10
2007	6,210	-2,100
2006	8,310	-2,690
2005	11,000	0
2004	11,000	+600
2003	10,400	-2,500
2002	12,900	-1,300
2001	14,200	-600
2000	14,800	-400
1999	15,200	-500
1998	15,700	+200
1997	15,500	-1,000
1996	16,500	+1,500
1995	15,000	+1,100
1994	13,900	+1,700
1993	12,200	+800
1992	11,400	-1,100
1991	12,500	-300
1990	12,800	-8,500
1989	21,300	-1,300
1988	22,600	-2,900
1987	25,500	-1,800
1986	27,300	-1,400
1985	28,700	-1,000
1984	29,700	+3,300
1983	26,400	+2,600
1982	23,800	-2,500
1981	26,300	+1,600
1980	24,700	+600
1979	24,100	+300
1978	23,800	+900
1977	22,900	+4,700
1976	18,200	-300
1975	18,500	-6,800
1974	25,300	+5,000
1973	20,300	0
1972	20,300	+400
1971	19,900	+2,300
1970	17,600	-100
1969	17,700	+800
1968	16,900	+900
1967	16,000	+900
1966	15,100	+1,000
1965	14,100	+1,000
1964	13,100	+1,000
1963	12,100	+900
1962	11,200	+900
1961	10,300	+860
1960	9,440	+800
1959	8,640	+840
1958	7,800	+850
1957	6,950	+840
1956	6,110	+810
1955	5,300	+750
1954	4,550	+670
1953	3,880	+570
1952	3,310	+450
1951	2,860	+300
1950	2,560	+200
1949	2,360	+170
1948	2,190	+140
1947	2,050	+130
1946	1,920	+110
1945	1,810	+100
1944	1,710	+100
1943	1,610	+100
1942	1,510	+110
1941	1,400	+120
1940	1,280	+140
1939	1,140	+156
1938	984	+168
1937	816	+170
1936	646	+165
1935	481	+153
1934	328	+132
1933	196	+104
1932	92	+68
1931	24	+24
1930	0	0
1929	0	0
1928	0	0
1927	0	0
1926	0	0
1925	0	0
1924	0	0
1923	0	0
1922	0	0
1921	0	0
1920	0	0
1919	0	0
1918	0	0
1917	0	0
1916	0	0
1915	0	0
1914	0	0
1913	0	0
1912	0	0
1911	0	0
1910	0	0
1909	0	0
1908	0	0
1907	0	0
1906	0	0
1905	0	0
1904	0	0
1903	0