Year	metric tons per capita
1990	0.7642636963495919
1991	0.838673266905092
1992	0.9163957473617154
1993	0.8390845032907417
1994	0.7427335583488796
1995	0.7964359319888848
1996	0.90330432509561
1997	0.8669116458155047
1998	0.7601285406826555
1999	0.7269859998572211
2000	0.7913189257081922
2001	0.8081104707107368
2002	0.7118031029773916
2003	0.7586767651493109
2004	0.7219009610399912
2005	0.7026727359262912
2006	0.615033916358375
2007	0.5470388868255707
2008	0.5704854335444517
2009	0.4913760179889419
2010	0.559512915251027
2011	0.5741227481585165
2012	0.5605455097550193
2013	0.6187786814224682
2014	0.6400720806719109
2015	0.5855916753745201
2016	0.5873710851850343
2017	0.560638215463648
2018	0.5727832123882044
2019	0.5880052074796263
2020	0.5375101753895509