Year	% of total merchandise imports
1960	4.435395113361215
1961	4.687159363418356
1962	4.04876312511123
1963	3.212022698945623
1964	3.027672088275642
1965	2.6488932022207314
1966	2.2478256749574608
1967	2.259198891990037
1968	2.370165673702779
1969	2.493235596055214
1970	2.519342278653927
1971	3.5507774767999774
1972	1.8206007056729523
1973	1.6145872926332971
1974	1.9177053273457847
1975	1.8701443139539673
1976	1.966422164398593
1977	1.9304986031713531
1978	2.589961583854404
1979	1.6286606627469475
1980	1.886743570396349
1981	1.9602507676587444
1982	1.9006350683425888
1983	1.8972975058113912
1984	1.5868082407074806
1985	1.685288700594374
1986	1.8209556449830526
1987	1.6997095387709413
1988	2.135061510193223
1989	1.780756368002999
1990	1.8176051725919775
1991	1.7254928561418956
1992	1.7102844460494697
1993	1.6233823300448025
1994	1.8615360685803768
1995	2.4730331097325813
1996	2.6008179074837687
1997	2.8380540949451802
1998	2.851372921923806
1999	3.4581770210108163
2000	4.179394943717465
2001	4.3487033631283145
2002	5.046719662496764
2003	5.8896702343243295
2004	4.830073930665809
2005	5.499758075142934
2006	5.964131884914763
2007	5.26990347315636
2008	5.0661477828268735
2009	4.61084063022738
2010	4.597812430879499
2011	6.467071323236453
2012	7.436286863224208
2013	7.508121835345952
2014	7.7149793500936275
2015	7.468449866635392
2016	8.344057104469645
2017	8.030464324619043
2018	7.691934134788431
2019	7.804307543421689
2020	7.587804224922011