Year	% of total merchandise imports
1973	3.7651400639956027
1974	2.7481995316573147
1975	1.7053991786036262
1976	2.981280610558577
1977	2.163683972200894
1978	2.444358551585457
1979	1.3327914173383606
1980	1.880710375768918
1981	1.0603757022897615
1982	1.1540813418443718
1983	1.3177816743367705
1984	1.460162675460753
1985	1.4601626755827641
1986	2.4201334345637595
1987	1.9563772969136424
1988	2.1839081754954113
1989	2.6540423501779884
1990	1.8788576442050928
1991	1.6534142639223517
1992	1.8677414463447495
1993	1.822500716286958
1994	3.2586953676687687
1995	3.4080464127165304
1996	3.2363839689216154
1997	2.4858860116767634
1998	3.7643712597967656
1999	3.3420176021999057
2000	3.2972403220818034
2001	3.786924350497748
2002	3.6974425993157456
2003	3.437279606089912
2004	3.5049109167349934
2005	2.8362115814025186
2006	1.9728913746830352
2007	2.2449868084470435
2008	2.773047394471129
2009	2.9063976294185103
2010	2.820165171281142
2011	2.9528690213959314
2012	5.057486231034624
2013	2.784869899072874
2014	3.258786785830371
2015	3.937091272277523
2016	4.222540816671043
2017	5.845795145461568
2018	5.987191983522838
2019	6.593124184273414
2020	8.465152234362767