Year	% of total merchandise imports
1960	1.2509582979875609
1961	1.325111927217818
1962	1.1871477190506392
1963	1.1140272742099386
1964	1.2920302236579446
1965	0.9290295842337006
1966	0.8789195319022219
1967	0.8423647310576271
1968	0.8046259203198246
1969	0.7899279071555289
1970	0.8276228999194948
1971	0.753083960316871
1972	0.7228376371452958
1973	0.6242844126826265
1974	0.6871744824595248
1975	0.5890713314372098
1976	0.7448182824512544
1977	0.6907401553247231
1978	0.6446551643820366
1979	0.4755475190786696
1980	0.5106670284137335
1981	0.6770737586108043
1982	0.5605600834285203
1983	0.5905437189371239
1984	0.5588766070789352
1985	0.4898911878532222
1986	0.5258945555699926
1987	0.5192874736723152
1988	0.6097978356683599
1989	0.7604416601461402
1990	0.7687573449271555
1991	0.8093512024448848
1992	0.796065572793584
1993	0.9123567869268899
1994	0.6616960756684717
1995	0.6997927313711048
1996	0.8108760933760963
1997	0.8101085281737334
1998	0.8290634222088682
1999	0.7968937158192347
2000	0.8042780753706085
2001	0.9158140750183473
2002	0.9562518651857558
2003	1.0360928873053576
2004	1.2221280411996678
2005	1.2982572484652704
2006	1.2871204942785943
2007	1.423711607690416
2008	1.5953712591746942
2009	1.502017117379679
2010	1.6558684699504347
2011	1.7070075450747018
2012	1.601814426612164
2013	1.605299525242261
2014	1.5936622771801572
2015	1.6477614401322924
2016	1.5228175522681182
2017	1.6773165206286789
2018	1.687889980885039
2019	1.7274881113113187
2020	1.7069146361120526