Year	% of merchandise imports
1962	5.90022094451899
1963	6.590079248083285
1964	6.094591443477468
1965	5.737208565475826
1966	6.039044670951495
1967	5.982167374498021
1968	2.9643372171549096
1970	2.0326847426128367
1971	2.4847147536493317
1972	2.6271066342244596
1973	2.791392441126542
1974	8.605057770425208
1975	7.8649715723034515
1976	9.027439578706769
1977	1.4533562697511482
1978	8.010960352940213
1979	6.4619162509036405
1980	13.850487178093976
1983	2.303079202824139
1984	3.7587913246722975
1985	3.1016184900868713
1986	1.7177571930468403
1993	0.7782161653027864
1994	1.2076608557084942
1995	19.535485350172983
2007	4.267250567972989
2008	5.445444076533621
2009	2.4712917318198033
2010	5.689367621789623
2011	2.159674052333204
2012	1.0852812725375325
2013	1.5678271227557616
2014	1.0791689530146709
2015	4.811439274818284
2016	1.551494879003548
2017	3.416829743544784
2018	4.2802692320275915
2019	3.646288275787992
2020	3.630304157592643
2021	4.260619233753386
