Year	% of merchandise imports
1962	11.727432851836259
1963	13.86752731029876
1964	15.537902370177825
1965	13.794225242359445
1966	15.6441175839723
1967	18.23235773544122
1968	13.786606552732634
1969	14.178989300684938
1970	22.586664137764963
1971	22.257873376015695
1972	16.69076865866333
1973	17.872584374640283
1974	17.338238974139728
1975	17.12961813194526
1976	14.795152494135705
1977	18.714921982715936
1978	16.62276205833434
1979	16.736998818526942
1980	19.29239019677811
1981	18.138978361937134
1982	15.992351716931871
1983	17.979362709294968
1984	16.10793417806863
1985	17.34132114253554
1986	20.298352355803427
1987	18.01292979158722
2003	17.036952607691457
2004	16.774363273170344
2007	16.139668721278408
2008	16.373343513283654
2009	11.755401525612024
2010	12.171063678091755
2016	32.90465151730107
2017	31.49492171159935
2018	26.282951415341454
2019	21.60202252973592