Year	metric tons per capita
1990	8.488759509114137
1991	8.371310571545544
1992	8.072299027673287
1993	7.896552456946114
1994	7.851660339151428
1995	7.956722527691126
1996	8.177272249533939
1997	8.003704002114077
1998	7.972270112156706
1999	7.823898485873202
2000	7.835380430756607
2001	7.95760993215931
2002	7.920361392322647
2003	8.099947134228163
2004	8.079665765410919
2005	8.011893368516773
2006	8.005532580745653
2007	7.883685225400844
2008	7.68003092612144
2009	7.101275329922562
2010	7.282944398958226
2011	7.081677863678473
2012	6.934678720275922
2013	6.744305755863314
2014	6.402090419138537
2015	6.517123395810191
2016	6.525933461401027
2017	6.5711468777411515
2018	6.415939468605335
2019	6.101852106986539
2020	5.506070435897475