Year	metric tons per capita
1990	0.5104953075671407
1991	0.4847173557748136
1992	0.5785762199234941
1993	0.6423780756107448
1994	0.7419080502062042
1995	0.8213006446467215
1996	0.7901682105332415
1997	0.8524187735521883
1998	0.8666485628265875
1999	0.8488407652081732
2000	0.6878267948184743
2001	0.6936144222985102
2002	0.7141570850496509
2003	0.7355526190238685
2004	0.7336525658361648
2005	0.6752934792412758
2006	0.7145134989859386
2007	0.6655462425393259
2008	0.7658258029727476
2009	0.8010242392295128
2010	0.8742656163622001
2011	0.8928909079988686
2012	0.8740703274277508
2013	0.8827018282111584
2014	0.9240285345528058
2015	1.030681698621711
2016	1.1477647821032568
2017	1.2463251746073105
2018	1.2974816740665693
2019	1.2406688732939195
2020	1.14459119207034