Year	% of total merchandise imports
1960	0.08071025020177562
1963	0.0724112961622013
1964	0.6426735218508998
1965	1.6213086276780544
1966	0.43186180422264875
1967	0.04987531172069825
1968	0.04291845493562232
1969	0.362729104692448
1970	0.11178605868153871
1971	0.1300076036557184
1972	0.43641564617326434
1973	0.5502658721014125
1974	0.5998154084676547
1975	0.5526706321840481
1977	1.2239959380187757
1981	5.44198239644687
1982	14.29814931218372
1983	15.399131733265198
1984	5.652950856385898
1985	1.389939462813267
1986	1.4555374206003082
1987	0.4635005460110202
1988	2.0191533287145917
1989	0.8062879107337306
1990	1.6268994119568663
1991	0.15172413793103448
1992	0.15828144944865258
1993	0.2465529322677665
1994	0.8481265414184672
1995	1.3062339331619537
1996	1.950570889557305
1997	1.00343566611385
1998	0.8074382187423538
1999	0.5833819484957079
2000	0.6020053891411774
2001	1.3473530041268607
2002	0.38836839599172474
2003	0.9523785033130996
2004	1.9714454902166703
2005	2.189432785715808
2006	1.1481485454906797
2007	2.143737409305748
2008	1.7076105953021565
2009	1.6299784185361017
2010	0.7387525410560783
2011	1.3333199694979436
2012	5.042191700827167
2013	1.3162426479353269
2014	1.3166207569225528
2015	1.0891731361558938
2016	1.3571864602164019
2017	1.3686746680547999
2018	1.2684521837549856
2019	1.2986501240175579
2020	1.2233385819246025