Year	% of total merchandise imports
1962	89.067055393586
1963	92.15189873417722
1964	90.97222222222221
1966	92.25759768451519
1967	95.5387258957551
1968	95.10027347310847
1969	95.31502968159741
1970	85.31813188444524
1971	47.15756228798689
1972	49.61641575582594
1973	40.740547110872946
1974	44.017270921866896
1975	50.70411729010749
1976	60.33017116667306
1977	47.570498980179956
1978	42.704688482323725
1979	45.35449922164703
1981	51.9796225109002
1982	65.84025171044348
1983	45.35449922300943
1984	37.36622107614086
1985	37.32293013799758
1986	49.16548463932149
1987	66.56639016088855
1988	72.60136812560619
1989	80.04298843216132
1990	88.9290441179794
1991	89.39061378457502
1992	85.72261554407791
1993	92.68095904347278
1994	88.26418986077958
1995	79.28123998407571
1996	83.4619400856133
1997	95.70142066190886
1998	91.16214367112751
1999	91.77984249558757
2000	93.8112881273894
2001	89.3543687809828
2002	94.53194104271905
2003	93.4632236291791
2004	92.41720774495259
2005	91.1440889024183
2006	93.31415938187943
2007	93.6906083652971
2008	88.93133068582011
2009	95.52364808393547
2010	97.49659248662809
2011	97.00630187297742
2012	93.966981631804
2013	94.9062783321523
2014	94.92803012166942
2015	84.59339899188265
2016	92.96850386732906
2017	92.19990807154358
2018	89.8751824891632
2019	88.98426322806813
2020	84.56529948168333