Year	% of total merchandise imports
1960	59.514847344207446
1961	70.23523763802208
1962	72.47826086956522
1963	68.56981345392877
1964	62.35413495687469
1965	62.50833889259506
1966	56.76167374166161
1967	60.55846422338569
1968	58.94868585732165
1969	59.897251140955134
1970	55.82893940889024
1971	55.8106563206078
1972	50.97674667809687
1973	42.58299258437868
1974	48.51157187450617
1975	60.01762527170804
1976	44.6404473375597
1977	48.32946696136049
1978	44.500651190868794
1979	42.05413814092394
1980	39.72111534459802
1981	40.147983744535914
1982	37.33693223588428
1983	31.752289624480763
1984	33.30573997760676
1985	32.88372112739342
1986	44.0874355130905
1987	43.76842333876875
1988	44.24680184344327
1989	40.92840467251079
1990	40.87465332056829
1991	41.669098863149486
1992	46.796588361380536
1993	43.59432500263795
1994	43.43431985892791
1995	43.540445053068794
1996	42.61656253385821
1997	43.36077846527425
1998	44.59620926487094
1999	43.824419126744274
2000	37.605292754114735
2001	37.45165171016784
2002	35.34951814708133
2003	29.56941523733797
2004	26.173420026152844
2005	24.706448365826432
2006	23.657016331577122
2007	24.130393270133464
2008	22.41918504589776
2009	24.876314591311786
2010	28.16272983058846
2011	29.852848415330296
2012	26.395131149558754
2013	29.649414940815728
2014	31.01050519478173
2015	33.92522963194869
2016	31.888108248717067
2017	33.075903333781056
2018	27.126801324335375
2019	28.390284149375077
2020	29.00468729103754
