Methane emissions in metric tons generated by industrial processes in Iran

Period	Value	Change
2022	31,700	-900
2021	32,600	-100
2020	32,700	+400
2019	32,300	-700
2018	33,000	+2,600
2017	30,400	-900
2016	31,300	+4,700
2015	26,600	-1,100
2014	27,700	+5,300
2013	22,400	-1,000
2012	23,400	-5,300
2011	28,700	+100
2010	28,600	+4,800
2009	23,800	+1,900
2008	21,900	+1,200
2007	20,700	-2,900
2006	23,600	+13,500
2005	10,100	+2,990
2004	7,110	+1,980
2003	5,130	-90
2002	5,220	+620
2001	4,600	+1,220
2000	3,380	-350
1999	3,730	-400
1998	4,130	+2,740
1997	1,390	-370
1996	1,760	-580
1995	2,340	+350
1994	1,990	+1,002
1993	988	+1
1992	987	+20
1991	967	+44
1990	923	+14
1989	909	+836
1988	73	+3
1987	70	0
1986	70	0
1985	70	-1
1984	71	+8
1983	63	+4
1982	59	+12
1981	47	-6
1980	53	0
1979	53	-52
1978	104	0
1977	104	+7
1976	98	0
1975	98	0
1974	98	+80
1973	18	0
1972	18	0
1971	18	0
1970	18	+1
1969	17	+1
1968	16	+1
1967	15	+1
1966	14	+1
1965	13	+1
1964	12	+2
1963	10	+1
1962	8	+0
1961	8	-1
1960	9	+4
1959	5	-0
1958	5	+1
1957	4	+1
1956	3	+2
1955	1	-0
1954	1	-0
1953	1	-0
1952	1	+0
1951	1	+0
1950	1	+0
1949	1	+0
1948	1	+0
1947	1	+0
1946	0	+0
1945	0	+0
1944	0	+0
1943	0	+0
1942	0	+0
1941	0	+0
1940	0	+0
1939	0	+0
1938	0	+0
1937	0	+0
1936	0	+0
1935	0	+0
1934	0	+0
1933	0	+0
1932	0	+0
1931	0	+0
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