Year	metric tons per capita
1960	1.39872854418309
1961	1.37067032145527
1962	1.35047876258286
1963	1.33718244803695
1964	1.32574114244396
1965	1.31449396582626
1966	2.17213600284326
1967	1.72119220840178
1968	2.5491831769204
1969	4.98515917072618
1970	4.01027996500437
1971	4.59331941544885
1972	5.42830356261719
1973	5.44166202930811
1974	4.7867896614742
1975	4.49240444299249
1976	5.06763915547025
1977	5.02945210423735
1978	6.2436150650412
1979	5.92215762273902
1980	9.95238095238095
1981	9.13487544483986
1982	9.25213601697345
1983	9.36549886180667
1984	9.8205677557579
1985	9.79524323213644
1986	9.87200195790504
1987	10.0423783884144
1988	9.82764377663547
1989	10.6780648113482
1990	9.85129582806574
1991	10.2229505726341
1992	11.2201223902088
1993	11.3533317279576
1994	11.8972602739726
1995	11.2862339115837
1996	11.3029502421841
1997	11.2577995353468
1998	11.1935871011506
1999	10.6145225136071
2000	11.0088882585159
2001	10.6834186866963
2002	10.7541399307623
2003	10.6159933093155
2004	9.64556803473759
2005	9.60278922474168
2006	9.53969255025621
2007	10.9420811017598
2008	10.8301694033732
2009	10.0752684284733
2010	9.83526256352343
2011	10.1371851135146
2012	9.08073543878693
2013	8.93315757858907
2014	8.9192085195898