Year	% of total merchandise imports
1962	0.1059322033898305
1963	0.15785319652722968
1964	0.06872852233676977
1965	0.43533466352258293
1966	0.41925109120147025
1967	0.30342638409112127
1968	0.289650853295757
1969	0.3512832169277183
1970	0.24101665205959683
1971	0.6418146650254968
1972	0.825175702811245
1973	0.8833966727908791
1974	0.6249170953145956
1975	0.2249967355384353
1976	0.7811532587608866
1977	0.7707129094412332
1978	0.30760644976979346
1979	0.3631999099814337
1980	1.177405181825444
1981	0.10640950294740967
1982	0.22784542724789883
1983	0.31327208943611023
1984	0.2144477828136228
1985	0.12114816150934456
1986	0.09882350343121829
1987	0.15343478572966765
1988	0.24955552190176225
1989	0.23034890208159495
1990	0.1524802261270796
1991	0.42313191739914696
1992	0.277487478899273
1993	0.5779307470282772
1994	0.1907656883492291
1995	0.16065974357879745
1996	1.0721554002042817
1997	1.3676043641824942
1998	1.634271209246722
1999	1.826367393563262
2000	2.7918533781839248
2001	3.596527050943437
2002	4.235379130687382
2003	5.049943535848314
2004	6.463135918271785
2005	8.139948751460969
2006	8.652762779046148
2007	10.134163177034054
2008	10.905598003696975
2009	9.023464970737692
2010	10.004999401103705
2011	11.10231188120322
2012	13.074043732919339
2013	14.525422612553395
2014	15.064745691805104
2015	17.151685084362065
2016	17.66146266353935
2017	17.60116977304045
2018	18.05933486237121
2019	18.76036348801961
2020	17.55310945674947