Year	metric tons per capita
1990	1.2291184272317655
1991	1.2308867271167891
1992	1.1883348195356875
1993	1.1444571084010506
1994	1.1044974877646216
1995	1.1219995725421823
1996	1.1158710292668157
1997	1.1293293787564824
1998	1.1173037417147715
1999	1.1523229966354382
2000	1.163177924399723
2001	1.1709494964466556
2002	1.1813785635835525
2003	1.2032581750105988
2004	1.2405928657723293
2005	1.2674971953899996
2006	1.3090834487181473
2007	1.372277087902131
2008	1.4024934900412733
2009	1.4342363255953978
2010	1.4824618761196664
2011	1.5247416233940005
2012	1.5766613634169004
2013	1.5995959218807052
2014	1.662905065004915
2015	1.6494042873572734
2016	1.678406207504498
2017	1.7215643441554835
2018	1.78363735855662
2019	1.764576364607156
2020	1.637168385388116