Year	% of total merchandise imports
1960	0.1905178185320262
1961	0.29895342551830856
1962	0.20043466599959592
1963	0.29843233426760307
1964	0.2744421345982116
1965	0.29685472552456504
1966	0.32322401345963375
1967	0.37138224208923076
1968	0.37886292181732595
1969	0.3335900659300089
1970	0.36868769559382214
1971	0.4207982308258703
1972	0.40070348042305065
1973	0.4270893222390394
1974	0.4102543457906654
1975	0.43530970758647053
1976	0.3675818336199775
1977	0.39552915551688084
1978	0.4152134911573957
1979	0.38339297912795006
1980	0.44958362489064135
1981	0.7397321307915437
1982	1.0904633532412211
1983	1.0524472841174441
1984	1.1626446520920133
1985	1.2313402137812588
1986	1.0564087927428083
1987	1.1326295610203863
1988	1.1024898079525087
1989	0.8834469017911378
1990	0.6759916673894858
1991	0.7378689211388034
1992	2.694566044770082
1993	3.343141045745801
1994	5.7116962607528485
1995	6.3407105802678085
1996	6.52045463388861
1997	5.944524162853096
1998	5.285233461785773
1999	4.731719327882573
2000	5.452176772046641
2001	5.387740197701409
2002	5.53774062280907
2003	5.9119725349439465
2004	6.117357227886091
2005	6.137867358359163
2006	6.204928949289782
2007	7.107822397709157
2008	7.778088735434581
2009	6.788974068245459
2010	6.274121534045694
2011	6.701264553686857
2012	7.0731779276599225
2013	6.498541585104664
2014	6.107215683229375
2015	5.533326372946084
2016	5.156930948153791
2017	5.390461582294224
2018	5.5891544136436755
2019	5.942411216818437
2020	5.846359396095279