Year	% of total merchandise imports
1960	0.9174311926605505
1961	0.7204610951008645
1963	0.7197532274648692
1967	0.4633727286926641
1968	0.4272522625993477
1977	0.09181942899117453
1978	0.05945303210463733
1979	0.1171161861458441
1980	0.024146914913897186
1981	0.011567974704695312
1982	0.007998720204767237
1983	0.003557579422960618
1984	0.0151875664456032
1985	0.057946844370322735
1986	0.019944686735453677
1987	0.01994468673424339
1988	0.019944686736770693
1989	0.01994468673326977
1990	0.018817124876552883
1991	0.026635341012042995
1992	0.049009685088402165
1993	0.03770860472442179
1997	0.07173907755135626
1998	0.18992459344970147
1999	0.24289742541945647
2000	0.3834442170977806
2001	0.4884953916032337
2002	0.1963067704009073
2003	0.22890412877647784
2004	1.0443714330643372
2005	0.4988479355626147
2006	0.416126795680766
2007	0.4007185850603271
2008	0.5505448305003589
2009	0.6594838326068343
2010	0.7934684265066321
2011	0.6959506058915244
2012	0.7562581318015033
2013	0.7946280204279513
2014	0.8962817444815944
2015	1.0729904736357105
2016	1.0457638192077314
2017	1.1939494228684182
2018	1.1322712006612419
2019	1.0722723162914316
2020	1.0090384274965298