Year,Nitrous oxide (N2O) emissions (total) excluding LULUCF (Mt CO2e) 1970,7.3 1971,7.18 1972,7.2 1973,7.26 1974,7.13 1975,7.64 1976,7.89 1977,8.31 1978,8.86 1979,9.27 1980,8.36 1981,8.35 1982,8.79 1983,9.08 1984,9.44 1985,9.58 1986,10.04 1987,10.43 1988,10.9 1989,11.74 1990,11.79 1991,12.44 1992,12.71 1993,12.99 1994,13.69 1995,14.88 1996,15.53 1997,15.19 1998,15.4 1999,16.52 2000,16.62 2001,17.17 2002,17.39 2003,17.83 2004,18.46 2005,18.73 2006,19.1 2007,20.02 2008,19.87 2009,20.03 2010,20.96 2011,20.71 2012,20.88 2013,21.13 2014,22.37 2015,22.14 2016,22.03 2017,22.56 2018,23.12 2019,23.31 2020,23.65 2021,24.97 2022,24.61 2023,23.05 2024,23.28