Year	% of total merchandise imports
1960	2.9792996711162703
1961	2.012590614269363
1962	1.633535004321521
1963	3.109127289518239
1964	2.874411413310844
1965	2.0433972310969115
1966	1.946639184701706
1967	2.394413036248753
1968	3.0531382177062567
1969	2.215615199771922
1970	1.9819073268420688
1971	2.489726130125686
1972	2.9953502710201145
1973	3.0699493378366367
1974	2.0630135366790805
1975	2.629631821948621
1976	2.5907027562824543
1977	1.5783432179070214
1978	1.8698261820291409
1979	1.6368761051102045
1980	1.5780263733516657
1981	1.0557168175890899
1982	1.1652000409290904
1983	1.2067464499493892
1984	0.7738041050132702
1985	0.9278492817248031
1986	1.0567482580761922
1987	0.9833819590883394
1988	1.1794161600513264
1989	1.1848549580951313
1990	1.109049279101088
1991	1.1830190919945354
1992	1.1005973334011294
1993	1.1981402945904476
1994	1.3204314066327318
1995	1.3705091367479054
1996	1.4751000732496435
1997	1.429022243462255
1998	1.4036392663338912
1999	1.5839190543743336
2000	1.6133599836870922
2001	1.4755267726853092
2002	1.5077933618236359
2003	1.6559163956488088
2004	1.6670415957533027
2005	1.7827357532661927
2006	1.6844748630843005
2007	1.902529670878788
2008	2.091180507034141
2009	2.1090813192313114
2010	2.3068936955744452
2011	2.4549035138720154
2012	2.2422572763888584
2013	2.303531462790112
2014	2.41191877791602
2015	2.078557523879658
2016	2.2731677813588242
2017	2.41381749371428
2018	1.9550345142842571
2019	1.812452148732772
2020	1.3502151067037305