Year	% of total merchandise imports
1960	8.537886872998932
1961	6.893004115226338
1962	6.940371456500488
1963	16.729678638941397
1964	20.65491183879093
1965	18.537590113285273
1966	19.92516370439663
1968	7.325684024713151
1970	3.9079125556200425
1981	15.032211882605583
1982	6.3867340945761155
1983	2.091572680012482
1984	2.6666115167674476
1985	7.635868704663168
1986	12.184032249764249
1987	4.1346303075225945
1988	18.372192014347636
1989	56.01949268858435
1990	49.18233771638313
1991	36.09420579568773
1992	17.23848012569913
1993	38.9945315897544
1994	44.342372203693145
1995	44.61106692991354
1996	43.181249789281345
1997	34.22396187882914
1998	34.41613663341778
1999	37.96954069687925
2000	40.00475010574628
2001	50.35806101179633
2002	41.79640581272783
2003	43.35892116359289
2004	44.39831739969991
2005	42.44543068099356
2006	46.87205730362745
2007	47.65331532488429
2008	52.6185547155409
2009	54.520007025048955
2010	55.44683187020107
2011	60.8447240894921
2012	62.41968996933901
2013	59.46315621132329
2014	59.84079819262264
2015	62.16534315581278
2016	66.63259978534815
2017	68.80953436019838
2018	69.46990628423126
2019	71.03968744876923
2020	73.87332149645479