Year	% of total merchandise imports
1960	2.5836007627552204
1961	2.9104728917111657
1962	3.7223375435386834
1963	3.0855127828386717
1964	2.5463676813956564
1965	3.310805865274355
1966	2.8150337197847994
1967	2.637274659204854
1968	2.2710970874129455
1969	2.678212140632219
1970	2.8000565824582755
1971	2.209056736391294
1972	1.9506795365037448
1973	1.3753511243847596
1974	1.7837608666980345
1975	1.9279554851809853
1976	2.296417919646234
1977	1.5542745859245135
1978	1.2515227334402594
1979	1.2350189159859501
1980	0.7852623169457007
1981	0.9765230927415842
1982	0.8388597883192656
1983	1.2978923871827646
1984	1.337802592869418
1985	1.084906961413527
1986	1.0482682800008636
1987	1.0796388791253098
1988	1.2557652836769335
1989	1.0278194440203454
1990	1.016886825996731
1991	1.039245704615445
1992	1.1136249912368266
1993	1.2207887011361764
1994	1.2447599976707788
1995	1.3734966941984317
1996	1.4076721891813546
1997	1.4884327796691073
1998	1.3904864707310003
1999	1.3169763884599688
2000	1.7910525979834304
2001	2.2285815467991985
2002	2.487262042268037
2003	2.88838132209791
2004	2.3014206860342985
2005	1.9939612543719003
2006	2.4239364444393177
2007	2.3898681108601876
2008	2.463588330617456
2009	2.383742340987346
2010	2.514756665929368
2011	3.3214541780013125
2012	3.3619447064872063
2013	3.6436327321549
2014	3.41276844727231
2015	3.064079942849825
2016	2.778655924594145
2017	3.1147483236485027
2018	3.4985037191176223
2019	4.390487360975996
2020	3.58918187371261