Year	% of total merchandise imports
1960	1.510827461720706
1961	1.2697797022702884
1962	1.8575651128091564
1963	1.7177015981456631
1964	1.9988440419998075
1965	2.1544905635863416
1966	2.608172255022971
1967	2.850667553811901
1968	2.105775659936196
1969	2.2704126169037306
1970	1.7707546235672067
1971	2.1611287600486087
1972	2.1421866286063773
1973	2.492115567287285
1974	2.9646507661150237
1975	1.7656981891717778
1976	1.6975228976116943
1977	1.5931082643268324
1978	1.6594885433389595
1979	1.617875847374976
1980	1.195261313984886
1981	1.7488258682775457
1982	1.5910394803483507
1983	1.386837668375672
1984	1.2908250832331203
1985	1.564530982639644
1986	1.8273531806293684
1987	1.74433640042586
1988	1.895700717389942
1989	2.450114137585797
1990	3.5619157824880032
1991	3.985416138944131
1992	3.549468029776022
1993	4.235966409850716
1994	4.941137703596666
1995	5.506861904531473
1996	4.981418530839957
1997	6.355453600540957
1998	7.044730575636264
1999	7.95602331435462
2000	7.8547366527333216
2001	7.860859899354766
2002	9.031637509113603
2003	9.082749703136464
2004	8.837369530428447
2005	9.89771345102299
2006	9.079491441763192
2007	9.639197486571303
2008	11.407531519247241
2009	11.861647385398397
2010	12.264277515793248
2011	13.353183145688316
2012	14.4458519797445
2013	15.089987178155118
2014	17.851066456383506
2015	20.60400090773075
2016	20.746352126355454
2017	20.876870208617778
2018	20.502103831585902
2019	22.42054660504867
2020	25.042263074232245