Year	% of total merchandise imports
1960	8.49586856264412
1961	6.808479585507351
1962	7.951312343376104
1963	8.348246522872122
1964	9.263632745124054
1965	10.53551912568306
1966	13.845288505417768
1967	12.066104273267875
1968	11.104475296672613
1969	11.66535006092091
1970	11.232563092322435
1971	12.13641229545802
1972	12.653193222958613
1973	14.537511534190731
1974	14.718564476532666
1975	13.450800883686034
1976	13.583001753699259
1977	14.34682272184305
1978	14.539513042520543
1979	16.669883554722
1980	17.662318358448765
1981	17.41434460939742
1982	17.84927029492247
1983	17.044247367921844
1984	18.00625821758324
1985	18.356242050904857
1986	15.977267208222031
1987	16.49900596421471
1988	16.120169613569086
1989	16.26929133791954
1990	16.108734227689574
1991	18.00133456538991
1992	19.64897797124011
1993	21.573848411541423
1994	22.69480756191629
1995	23.04869295142783
1996	24.45296755289687
1997	25.330572449098693
1998	25.551471649939007
1999	26.910467601365912
2000	28.275567234661374
2001	30.269999895729494
2002	31.878348048520078
2003	33.246941902110905
2004	33.88271738852257
2005	33.53311891626457
2006	32.77899837009673
2007	33.09381460247783
2008	31.40149553613344
2009	34.75227000507283
2010	35.059661947519785
2011	34.56800980259603
2012	34.373575833374716
2013	34.515535794498184
2014	35.384638850092706
2015	38.75980028626985
2016	39.859731548220296
2017	38.656853722159234
2018	36.91246202395986
2019	37.39096112849142
2020	40.33839371858142