Year	metric tons per capita
1990	0.7757100206392785
1991	0.791305208118681
1992	0.8087136610193021
1993	0.818996562144984
1994	0.8290930483052293
1995	0.8348676553543056
1996	0.8409297129862544
1997	0.8489900784708749
1998	0.8589678184201659
1999	0.8649898733504392
2000	0.8743489290163763
2001	0.8856333643915171
2002	0.9015115637581138
2003	0.9157413586348424
2004	0.9428402767424338
2005	0.9616045926417399
2006	0.9727941399649936
2007	0.9878167751888739
2008	1.0062084777349936
2009	1.0460543637692996
2010	1.0672615013147961
2011	1.4159260766058603
2012	1.4209249152438437
2013	1.0639175019130263
2014	1.1211115470193895
2015	1.0121211920958064
2016	0.9917569705654068
2017	1.1067360110051658
2018	1.0357517708006807
2019	1.0334267570411493
2020	1.025642163169336