Year	metric tons per capita
1990	0.6638991490718369
1991	0.6415348943875111
1992	0.6786691616238808
1993	0.7199683563118748
1994	0.7578682265083798
1995	0.8868503242461842
1996	0.9429815946497911
1997	1.0237759990578508
1998	0.9916538865330331
1999	0.9393059565950869
2000	0.9228378640698366
2001	0.8823628477732788
2002	0.8766278965226448
2003	0.8818350401976242
2004	0.8831167345316109
2005	0.8832494312336072
2006	0.7884420160284481
2007	0.817880457554823
2008	0.8223286275464363
2009	0.8211339821141631
2010	0.8656028792212745
2011	0.8568225886313314
2012	0.8789448483605666
2013	0.9579137161808664
2014	1.0049079498001685
2015	1.0772535140148827
2016	1.1527513074436446
2017	1.2503145420788702
2018	1.2813907298407436
2019	1.3215277902849847
2020	1.1896794516728382