Year	metric tons per capita
1990	1.8440354634141296
1991	1.261054429577659
1992	0.6896437030784047
1993	0.6440084194557224
1994	0.6499381456669543
1995	0.6120552709970312
1996	0.6212056503199304
1997	0.4698309966613527
1998	0.5768044417026527
1999	0.960296939826517
2000	1.031567545379176
2001	1.0568683535211898
2002	1.2330015306406732
2003	1.361158777950899
2004	1.4279442036988523
2005	1.3600922069396282
2006	1.3639886023511076
2007	1.4337965068886809
2008	1.4282495858941395
2009	1.4921167035978247
2010	1.6427619299689222
2011	1.7681085090673774
2012	1.5659214019027023
2013	1.6563895033387537
2014	1.795712442335063
2015	1.6652185247837075
2016	1.5900693334483036
2017	1.8805571129131218
2018	1.8546415403980498
2019	1.7494624571375916
2020	1.5445501152457373