Year	% of total merchandise imports
1960	0.5794110643701881
1961	2.2560854937660793
1966	1.6129032258064515
1967	1.3532651455546814
1968	1.9943019943019946
1969	2.574675651211908
1970	2.0439365896837534
1971	2.11833873767646
1972	2.2424234195090156
1973	2.4465619366469222
1974	1.5087292952983782
1975	0.9165541686339969
1976	0.763544675605909
1977	0.3133280686656336
1978	0.20173128462714596
1979	0.7964154165650121
1980	1.1906565847892958
1981	1.2972420293636804
1982	0.8918909354377873
1983	0.9973613405121288
1984	0.955594878765387
1985	1.2555442452613592
1986	1.6023935665854292
1987	2.363726468880063
1988	1.407877699041971
1989	2.0493414538256745
1990	1.909644574497442
1991	2.539694604626198
1992	3.75065811010782
1993	3.375950753811747
1994	4.104359713908011
1995	3.079287271982763
1996	2.8124624201660184
1997	4.1648777059387205
1998	3.0776704822308476
1999	2.2416774996247573
2000	2.108749103619826
2001	2.556016119435116
2002	4.160261853577921
2003	3.971252894972974
2004	3.5813872133786977
2005	3.2144615315942087
2006	3.3916433061027442
2007	2.6494406542068316
2008	2.77437477569639
2009	3.9654434944035732
2010	4.444112714576087
2011	5.17186722324467
2012	4.676136084699119
2013	6.2684388217470355
2014	4.549294741288604
2015	4.953024670151451
2016	5.507209658088291
2017	10.206430221159565
2018	10.604512277055052
2019	10.582621890091149
2020	10.582621879333844