Year	% of total merchandise imports
1960	3.7209302325581395
1961	3.261140154344038
1962	3.8753159224936815
1963	5.452212957023733
1964	5.534872176718789
1965	4.72910927456382
1966	4.760935910478128
1967	4.773156899810964
1968	7.640232108317215
1969	7.342415146617409
1970	6.574257425742575
1971	4.749760918074593
1972	5.242610150585611
1973	3.545394300861498
1974	3.421586871933683
1975	2.338861262461634
1976	1.3283754327477881
1977	1.5064946658929608
1978	1.9798689583135507
1981	1.1172591608525269
1982	1.0905709037195983
1983	0.9817625340664894
1984	2.467015671007416
1985	2.6125368403962383
1986	2.297318757216145
1987	3.1072364423139813
1988	3.028879502599337
1989	4.07994726837729
1990	5.081442248048635
1991	35.54005821774253
1992	13.1807435246696
1993	24.574371726794087
1994	34.13930046433817
1995	45.588731909218374
1996	27.133003849769317
1997	25.755543653140784
1998	13.906864607700003
1999	12.7813220047792
2000	9.390271640636138
2001	15.60957742322516
2002	15.43216704083881
2003	23.50323766475671
2004	31.558428933779847
2005	13.005290836624003
2006	15.355451420318026
2007	28.030179181995685
2008	46.02495675163682
2009	42.15020589434502
2010	34.786093317678905
2011	11.957803262204262
2012	7.9375997280988475
2013	6.989339290319785
2014	6.2283462780906875
2015	4.475430116256007
2016	2.5256920276176795
2017	2.6569943809402243
2018	2.759843602394242
2019	3.607044766365687
2020	3.8861365750275065