Year	% of total merchandise imports
1960	4.636545441759929
1961	4.18299446022177
1962	4.530640445714173
1963	4.391446436374767
1964	4.41163304887016
1965	4.362674506504111
1966	4.2523930989358085
1967	3.9922591950085975
1968	3.513297219983865
1969	3.4492848639628497
1970	3.3448274717574487
1971	2.9596761299419994
1972	2.979115358288529
1973	3.156263608716639
1974	2.7083776321449657
1975	2.6342892001940643
1976	2.4916578040773367
1977	3.0959636487000535
1978	2.705456751412716
1979	2.595550485800436
1980	2.556266890251432
1981	2.757606777961499
1982	2.9117839718411798
1983	3.123553934644222
1984	3.229366355300704
1985	3.179260035403033
1986	2.4387143995389806
1987	2.1603659422634873
1988	2.284989742836662
1989	2.2357026072606176
1990	2.0358333328623606
1991	2.032655186615761
1992	1.8311142849519468
1993	1.892208095278225
1994	2.0300905250861883
1995	1.912866940612004
1996	1.7884425077816968
1997	1.8467404330158608
1998	1.8110390844152027
1999	1.6852824083358091
2000	1.6513098292157975
2001	1.6648045808111769
2002	1.6413328170964834
2003	1.6403413095722088
2004	1.672452063781828
2005	1.7498556595559476
2006	1.76838486974482
2007	1.9534955086481893
2008	2.075442389758685
2009	1.9394650064396095
2010	2.050346327047428
2011	2.252249227540203
2012	2.2793176243355195
2013	2.0840606150593697
2014	2.015706065300157
2015	1.953531790581569
2016	1.9561395948703042
2017	1.9635888679552829
2018	1.8803879956020175
2019	1.8041763723141295
2020	1.792011896366623