Year	metric tons per capita
1990	12.00079671465412
1991	9.887664968854843
1992	7.156561189231068
1993	6.6899852121860315
1994	8.11630769334995
1995	8.041833870681158
1996	7.116539912064213
1997	6.990099164190159
1998	7.184582615840128
1999	8.373103426978288
2000	8.427749515662931
2001	8.440605519542862
2002	8.812722282850192
2003	9.739507643221625
2004	10.242184724983982
2005	10.355061377161249
2006	10.479652016570753
2007	11.638514165671953
2008	11.623281425027788
2009	10.111413779346172
2010	11.232998669316643
2011	12.13933861872765
2012	12.229783673055143
2013	11.47309533380275
2014	10.98134042667405
2015	11.06015141774869
2016	10.919116287621446
2017	10.70165905907848
2018	10.439721513335552
2019	10.267536153753722
2020	10.184086299232149