Year	metric tons per capita
1990	10.967035566722206
1991	11.390900042241052
1992	11.182432371894997
1993	10.918595167324032
1994	11.358828534492703
1995	11.302242884867834
1996	11.76062509667324
1997	11.455838652345562
1998	11.703685815006711
1999	11.295694025445272
2000	11.440029264723815
2001	11.504301239383
2002	10.728007986230237
2003	11.131516914827518
2004	10.877008909872309
2005	10.589202754523807
2006	10.24667523325368
2007	9.778725166341982
2008	9.964114755471373
2009	9.253412195978823
2010	9.808816157295256
2011	8.741247717938254
2012	8.578030368782308
2013	8.651947186799442
2014	8.06155236787537
2015	8.434836506301648
2016	8.310660391961399
2017	8.13943859065518
2018	8.18436667928584
2019	8.09379074556662
2020	7.398130657746813