Year	% of total merchandise imports
1960	72.83899108666793
1961	74.3095149944465
1968	30.216059809350355
1969	30.407109786599968
1970	32.342214609439665
1971	33.151900573357324
1972	32.30254502931575
1973	33.98671461453455
1974	40.33439186687164
1975	34.57442377503022
1976	41.16692567463906
1977	42.46286679520419
1978	43.80198269079465
1979	42.669467687213746
1980	43.63568439119206
1981	43.10507970848221
1982	39.730755641720194
1983	38.4146327129804
1984	38.50687574229221
1985	42.687933419055
1986	41.885729529875434
1987	44.02916398341497
1988	46.750675838441154
1989	50.933515814446565
1990	60.72916991368928
1991	68.75197386824034
1992	67.23970334101382
1993	66.18443678402184
1994	78.29598460835744
1995	78.07056635213424
1996	77.13386503361191
1997	82.73547534174864
1998	85.51442876703761
1999	85.8607018139601
2000	82.45388071702615
2001	81.5214709591551
2002	79.79665786207576
2003	79.12731559181691
2004	79.84187265833211
2005	79.86551775613681
2006	79.42671117824369
2007	79.35769749743491
2008	77.4145959774061
2009	78.57322723082109
2010	77.30556902237323
2011	77.0535599634869
2012	77.4610514084593
2013	77.45529734119057
2014	80.80023231836945
2015	83.0967488113083
2016	84.01330093490502
2017	82.23004015383327
2018	80.54227920010601
2019	80.59095143503968
2020	80.22132947127513