Year	% of total merchandise imports
1960	0.04031445273130417
1961	0.034946706272933774
1962	0.015750511891636478
1963	0.04451699065143196
1964	0.03600576092174748
1965	0.024000960038401537
1966	0.04769854519437157
1967	0.0397561622051418
1968	0.037064492216456635
1969	0.07022640512832826
1970	0.04905213953890989
1971	0.029729129941421052
1972	0.023867217365625543
1973	0.026651760549262122
1974	0.08033221137849707
1975	0.06501256909669202
1976	0.17041064378530377
1977	0.3353866622893034
1978	0.3400110770394586
1979	0.19070876213733354
1980	0.13835257191236294
1981	0.15012952351047962
1982	0.1950073681761271
1983	0.2512589009247579
1984	0.14693727615024335
1985	0.129868832479196
1986	0.19982053155961776
1987	0.276699401297769
1988	0.5482280841993072
1989	0.6141559772430121
1990	0.5059428727905748
1991	0.4031131273373724
1992	0.42095268238645356
1993	0.6489675516224189
1994	0.6481493187689378
1995	0.6952984077595586
1996	0.8574272506212757
1997	1.0374590022440877
1998	1.3021554425288195
1999	1.5304514494105237
2000	1.5257322971577632
2001	1.38112255623292
2002	2.069998761565019
2003	2.651300367692191
2004	2.788003240789176
2005	2.9112062078434775
2006	3.076552468133687
2007	3.05058327251135
2008	2.6055881838249064
2009	2.498622432499192
2010	3.1742143857402754
2011	3.0003154934480714
2012	2.7561316509984874
2013	3.1074448213657346
2014	3.299034115200544
2015	3.2647525106967694
2016	2.8813294883968092
2017	2.8141147182701074
2018	2.5031893792691
2019	2.5841148821103057
2020	2.337491343416294