Year	metric tons per capita
1990	0.9091101947817353
1991	0.9451092080234265
1992	1.2488188374319937
1993	1.2277366466864705
1994	1.3901658626508677
1995	1.346205948406541
1996	1.2381319138764093
1997	1.2017635885341607
1998	1.312417553574966
1999	1.290296122191094
2000	1.243166642080442
2001	1.337873918576382
2002	1.3397295847813395
2003	1.3844449590675665
2004	1.3975733634311513
2005	1.4536756870603886
2006	1.4976570130182185
2007	1.7122674475041662
2008	1.6693540379762328
2009	1.5775366322261029
2010	1.537237692795633
2011	1.5878028840626968
2012	1.57216378945795
2013	1.6234254784740172
2014	1.6168113869365321
2015	1.5398421569352443
2016	1.6195284118656355
2017	1.6367157791536056
2018	1.620121196635252
2019	1.564824451886624
2020	1.35999554957394