Year	% of total merchandise imports
1960	2.4702356692216
1961	2.4188112487058646
1962	2.2301442904581403
1963	2.9194695021285533
1964	2.833903392928811
1965	2.8281354970094417
1966	2.6720443002546967
1967	2.955458280747415
1968	3.1359785135388667
1969	2.8041211334350074
1970	2.9786326269090875
1971	3.697670498773841
1972	4.096372245110989
1973	4.426736424059786
1974	8.705927172126897
1975	7.318908891537802
1976	7.322649084429027
1977	7.139781202014281
1978	6.440183990907338
1979	8.463493618083124
1980	10.966429585678508
1981	9.720845511232485
1982	10.346555915476012
1983	8.99969012522028
1984	8.39370367601431
1985	7.065367263938314
1986	5.510906273786936
1987	6.044699388251637
1988	5.416818037450265
1989	5.703954875059199
1990	5.770124279755119
1991	4.467347323068567
1992	4.323972173475845
1993	3.768600116096011
1994	3.4179641037417627
1995	3.425684043822483
1996	3.69483502659158
1997	3.737610604247943
1998	3.264981455128172
1999	3.804893345580946
2000	4.400554833821624
2001	4.052999409346893
2002	3.7869838528062547
2003	4.045809601493235
2004	4.55588492549272
2005	5.039281813454513
2006	6.186587468312152
2007	6.177576095718914
2008	7.740348257954544
2009	6.748242647257964
2010	7.293886017985283
2011	7.51669013396124
2012	8.096594929666349
2013	7.864308953388452
2014	7.506900517041269
2015	5.95406621994686
2016	5.2375388119349005
2017	5.833355429770094
2018	6.788840384572406
2019	6.847546774655962
2020	6.003502783136468