Year	metric tons per capita
1990	0.9829748216648437
1991	0.9422116407480091
1992	0.9079359311554475
1993	0.9095498113764638
1994	0.9134132258749896
1995	0.9330006196738231
1996	0.9431999170176911
1997	0.9622028625610756
1998	0.9631566994930257
1999	0.9021341564015314
2000	0.8913520581100345
2001	0.9588828061235691
2002	0.9615534069174696
2003	0.9880829514780801
2004	1.0324755858414123
2005	1.0080652789642888
2006	0.9964232942944107
2007	1.013248626748185
2008	1.0536629577755998
2009	0.9907341797919088
2010	1.0174884216989428
2011	0.9768404165376287
2012	0.9895846701746978
2013	1.0011540395498582
2014	1.0137579985478344
2015	0.9604298355651086
2016	0.9413373187041734
2017	0.9338738604304089
2018	0.9214534374002761
2019	0.9152939975602831
2020	0.7954199084002463