Year	metric tons per capita
1990	14.820868923984513
1991	13.557359705674246
1992	13.261049412823164
1993	12.67996501402972
1994	12.115802576588361
1995	12.057320567240872
1996	12.455714801040518
1997	12.22866828847576
1998	11.634249118426153
1999	10.925848854418478
2000	12.161475751050968
2001	12.170510653979477
2002	11.788848706805076
2003	12.102503845890494
2004	12.139332541670422
2005	11.937226673101422
2006	11.969404931484373
2007	12.082229162386245
2008	11.4321462264855
2009	10.843239560257743
2010	10.899668811894895
2011	10.596338369114285
2012	10.210483803065136
2013	9.787677168709351
2014	9.497131068457886
2015	9.59291997133716
2016	9.747753525064327
2017	9.77398706755375
2018	9.664628020058085
2019	9.156117906233865
2020	8.304017495838886