Year	metric tons per capita
1990	5.1836172344689375
1991	4.575432386414554
1992	3.048257075785091
1993	2.231872827506808
1994	1.4494695577063632
1995	1.0074335584597844
1996	1.244620171117449
1997	1.2093305510603867
1998	1.2628014258754456
1999	0.9884926865548302
2000	0.9479217703739997
2001	0.8012173666862146
2002	0.9948704590538402
2003	1.1063589316518945
2004	1.0887809273806492
2005	1.0279704025103629
2006	1.0275755020695998
2007	1.2286652494115862
2008	1.399120085735236
2009	1.2510170341612024
2010	1.1737366691752784
2011	1.3945526420773946
2012	1.8094592666571552
2013	1.65308762850549
2014	1.6876874303830005
2015	1.7234803337306317
2016	1.5915124599062425
2017	1.5228614759123618
2018	1.7882583665464666
2019	1.5515938167962577
2020	1.379975379565039