Year	metric tons per capita
1990	2.61004999921025
1991	2.7980921402056484
1992	2.6718162999834454
1993	2.650678950968674
1994	2.6892771521694256
1995	2.7232218647495885
1996	2.856975028484496
1997	2.78553437116906
1998	2.879305768791827
1999	2.759049457962326
2000	2.722715358076643
2001	2.673902381810369
2002	2.579075147950472
2003	2.5198911429648003
2004	2.563828912474984
2005	3.0790822230641854
2006	3.098696588705779
2007	3.0722351658611875
2008	3.0397560144544635
2009	2.7807801451582015
2010	2.7348865227598913
2011	2.5323644424489085
2012	1.9923932930356079
2013	1.4280264056906689
2014	1.3254081559041369
2015	1.3153067365478206
2016	1.2908022947596351
2017	1.3587890834784735
2018	1.4639436297573796
2019	1.3354594884898194
2020	1.2148024837532334