Year	% of total merchandise imports
1961	0.11123470522803114
1962	0.11976047904191617
1963	0.12048192771084339
1964	0.20060180541624875
1965	0.0931098696461825
1966	0.4
1968	0.11173184357541899
1969	0.0717302226326785
1970	0.17163337764391123
1971	0.07888602299217344
1972	0.3637762483379189
1973	0.05226358693920215
1974	0.17643537998374115
1975	0.09401680848728387
1976	0.3229407305265546
1977	0.5779180183417593
1981	0.5779180182353105
1982	0.47087184278135535
1983	0.3240590085692591
1984	0.5799522816464635
1985	0.3867131327002552
1986	0.6391671059567738
1987	0.5799522816821734
1988	0.5799522815230886
1989	0.5799522814632321
1990	0.5298847244986727
1991	0.6176533375383044
1992	0.5065191285925231
1993	0.6692757418954434
1994	0.7135844067060253
1995	1.0473303984472992
1996	0.6085043131802306
1997	0.11258461777538323
1998	0.29715567698834816
1999	0.721249003470017
2000	0.6035541903599598
2001	2.938550220982249
2002	2.7908193552876375
2003	2.6203458580893586
2004	3.356484387419608
2005	3.288887309528097
2006	6.494065257030705
2007	3.170429551163598
2008	3.2209390200065426
2009	2.864414599681164
2010	2.4421159676719997
2011	2.3897292234859315
2012	2.2867919602103446
2013	1.8376539770565692
2014	0.8533417105890388
2015	0.9749668709384133
2016	1.9236881509743575
2017	4.31923889599738
2018	2.8511231170403466
2019	2.0298616433209187
2020	2.7749890933925387