Year	% of total merchandise imports
1969	89.1891891891892
1970	35.714285714285715
1971	21.782178217821784
1972	32.432432432432435
1973	27.702702702702698
1974	24.206349206349206
1975	24.336283185840706
1976	39.23076923076923
1977	33.75796178343949
1978	35.256410256410255
1981	12.602295015442882
1982	11.98318868311351
1983	4.528347699405123
1984	8.354742834114152
1985	7.578831258957441
1986	7.132098429576439
1987	3.1442632179888212
1988	2.676482740060616
1989	3.8584085067190736
1990	3.0250236599636557
1991	2.7261950676125193
1992	16.321919729275926
1993	19.137760123332242
1994	16.484628675802092
1995	19.512254188723016
1996	18.29867075040899
1997	19.342078707488547
1998	18.64951768476166
1999	27.80070163517666
2000	22.062363808609103
2001	16.303086367506147
2002	18.44267840009617
2003	12.715680310156626
2004	13.47255950776093
2005	21.01738381516065
2006	12.116852726292802
2007	6.405955538975301
2008	8.834617919347298
2009	7.414653256260599
2010	9.432931002813183
2011	6.836019495408836
2012	7.02381748423133
2013	12.512791347220118
2014	8.027110568736514
2015	7.033717551882165
2016	6.269581873799535
2017	4.856408319102517
2018	7.13872203796427
2019	5.398245150754634
2020	6.8470139665823995