Year	% of total merchandise imports
1960	2.4596862220105136
1961	2.1415641792978892
1962	2.8383635157685365
1963	3.206176432079797
1964	3.513190383115355
1965	3.937993066925552
1966	3.788517000972825
1967	3.623602976289866
1968	3.7151056545855967
1969	3.9838437952524495
1970	3.8292167564401978
1971	3.7054109198984317
1972	4.065464763978974
1973	4.311224763367669
1974	4.2929020117997565
1975	3.9090398521643666
1976	4.010219800575786
1977	4.310574698190345
1978	4.164182099375881
1979	4.785899832356392
1980	4.51473979336787
1981	4.4874515286952406
1982	4.764688453189005
1983	4.651772306565936
1984	4.998413449024483
1985	4.921621470346996
1986	4.530539624771552
1987	4.590028756097805
1988	4.655869388968792
1989	4.76180369280227
1990	4.194692664818726
1991	4.267739858880243
1992	4.362571819951326
1993	4.307704604909348
1994	4.510434854006807
1995	4.623750501406517
1996	4.883280522815964
1997	5.216557683031402
1998	5.288278601188081
1999	4.585363722060086
2000	4.55197516290509
2001	4.905181747226051
2002	4.3367181203608185
2003	4.541855290401655
2004	4.674579844248994
2005	4.981445401449277
2006	5.0276487840906
2007	5.190780807002069
2008	5.301970635484472
2009	5.3932602400964145
2010	5.274580612354548
2011	5.372104240380803
2012	5.3941008805125525
2013	5.19853781349582
2014	5.131037626920661
2015	5.001804148121602
2016	4.955274740957719
2017	5.034816483118126
2018	5.012379014190178
2019	5.029777168054393
2020	5.153733430816421