Year	% of total merchandise imports
1973	11.529023772599674
1974	7.640171431096186
1975	7.0761962002070184
1976	6.686698116042186
1977	7.126966314255902
1978	5.680344832647549
1979	4.892535643719744
1980	3.0713676771562004
1981	2.1226912640851987
1982	2.4174559299195106
1983	2.7803876743726774
1984	2.9316774416928237
1985	2.931677441970165
1986	5.71179930430415
1987	5.13055229111873
1988	6.438292311812388
1989	5.687899196939019
1990	4.727552572822677
1991	5.336289428135721
1992	6.257415973115017
1993	8.024048684363125
1994	12.081466172656691
1995	12.171107439321727
1996	10.910772829665799
1997	8.619667197116582
1998	14.775602842741826
1999	11.768432193800635
2000	13.368701754555978
2001	14.958978295610398
2002	14.663029856839099
2003	13.70349019757103
2004	12.886063395435155
2005	13.405285244913086
2006	10.283192959662307
2007	10.686049176342326
2008	16.841003306709023
2009	16.440187270553473
2010	26.47762236893533
2011	24.520845162306745
2012	26.030403064499268
2013	17.194599782974688
2014	20.28819724491435
2015	24.014883096204656
2016	23.893907656760373
2017	31.996066378272076
2018	34.06236539623972
2019	35.52089664211603
2020	25.24854119896026