Year	% of total merchandise imports
1960	0.04994778186441448
1962	0.0426513638742948
1963	0.0377222612780988
1968	0.6003797582808403
1969	0.4292203806015961
1970	0.5765482782893158
1971	0.40943978295441263
1972	0.4409974324280505
1973	0.36577283602221067
1974	0.3021826962155443
1975	0.4224813681660227
1976	0.4224766855254616
1977	0.8253164508624057
1978	0.665582353958226
1979	0.5542935081021936
1980	0.4591352169244228
1981	0.352390767202348
1982	0.4954707824123132
1983	0.419576546178807
1984	0.44564411391915
1985	0.378680039377236
1986	0.37136750646022687
1987	0.4757386177650767
1988	0.7987694546475745
1989	0.7258565945088411
1990	0.7086519878862944
1991	0.6669276857762374
1992	0.5129587879020897
1993	0.48188238768411257
1994	0.4962383819489098
1995	0.5316520517400098
1996	0.5815434612974996
1997	0.6043639373935565
1998	0.818577907849572
1999	0.8493681927872679
2000	0.5434306596451093
2001	0.624532507326323
2002	0.7349217920211533
2003	0.5461686276379587
2004	0.7496880061610798
2005	0.7253709820826486
2006	0.7137296091257046
2007	0.6663501122187411
2008	0.829962264032926
2009	0.9333104702036302
2010	1.1016907188970628
2011	1.3896470121100035
2012	1.4182845892078397
2013	1.6660700523478815
2014	1.8125991274935094
2015	1.3665971454542394
2016	1.2709688244590753
2017	1.3026392199343257
2018	1.2453724430424113
2019	1.2759032727829511
2020	1.6803319645535522