Year	metric tons per capita
1990	22.01470327701071
1991	20.411781358522372
1992	15.009285163111649
1993	12.269430731503592
1994	12.776424704310523
1995	11.483857405574417
1996	12.348173275670849
1997	12.760309674284672
1998	11.85133563610445
1999	11.139986937544775
2000	10.689091149869183
2001	10.97293812112109
2002	10.726139123500198
2003	12.170246293918524
2004	12.296796447836776
2005	12.406266723256628
2006	11.946748242142544
2007	14.743115433958886
2008	13.074288193016178
2009	10.52659580446829
2010	13.894665690305866
2011	13.938568928591067
2012	12.84422119670733
2013	14.299349695029655
2014	13.384783328071691
2015	10.92977306643495
2016	12.089467164213136
2017	12.732430331626922
2018	11.88893604049087
2019	7.582120102675565
2020	5.338399815873676