Year	% of total merchandise imports
1966	0.28735632183908044
1969	0.44092647683807906
1970	0.7668758146161074
1971	0.3176696235914649
1972	0.10631072261760624
1973	0.01592356687898089
1974	0.024045292587492075
1975	0.4278882456581928
1976	0.21060342459481735
1977	1.0623454049597258
1978	0.733583825371265
1979	0.5029975142564702
1980	0.06715491244519906
1981	0.4202026013520455
1982	0.6595780471177768
1985	3.0978734389622122
1986	3.0978734386598323
1987	0.6275407409886453
1988	0.5159882038768453
1989	0.5506499586566206
1990	0.5961529685083309
1991	1.2207940604890528
1992	0.8995241097321737
1993	0.8139508617004396
1994	0.4235308625005139
1995	0.6868494479830186
1996	6.068814818718924
1997	1.9247875501178
1998	1.959858589431378
1999	2.8240777608108445
2000	1.466326684130225
2001	1.7631107553654866
2002	2.764813494942569
2003	3.060072157560987
2004	2.8037045027300347
2005	2.6511919285828296
2006	0.7516849428638311
2007	7.453713302093035
2008	10.306298902203222
2009	12.744429023474598
2010	14.603054789435502
2011	9.077026716468719
2012	14.215214754907555
2013	9.843246115630652
2014	11.15592074033518
2015	8.538878944410476
2016	10.35247988839021
2017	9.832562526081121
2018	13.757103341605717
2019	15.39494174343868
2020	16.014275094728553