Year	metric tons per capita
1990	0.45742250143099755
1991	0.4434878280604785
1992	0.5049272989619559
1993	0.4857192530787955
1994	0.5460017382806589
1995	0.5617831187211837
1996	0.585280788697344
1997	0.6168552778800163
1998	0.7074405896249552
1999	0.7013238735668466
2000	0.7354746680897294
2001	0.7559557877076639
2002	0.7725604420302999
2003	0.8571570272899319
2004	0.8413873692195811
2005	0.7954090048945144
2006	0.8223789203645478
2007	0.8375103634395152
2008	0.7917022988376411
2009	0.7615274495597455
2010	0.7707317306421364
2011	0.8020458547025159
2012	0.7770362087929126
2013	0.7310055481119898
2014	0.7664436024685457
2015	0.8393455178438123
2016	0.8468462969353922
2017	0.8377244337347612
2018	0.7645498873822641
2019	0.7701018198887022
2020	0.6782521042733789