Year	% of total merchandise imports
1960	70.51936122240112
1961	71.6248047018427
1962	71.70564518989744
1963	71.58864682182707
1964	71.5462204692407
1965	72.08038208779463
1966	72.3107878688777
1967	72.38623244632815
1968	71.76245636055472
1969	71.94992513282315
1970	71.42158343080507
1971	72.16203348537351
1972	72.60136177621244
1973	72.6034972231056
1974	70.06196331067639
1975	71.54136086893519
1976	71.3049091055081
1977	70.98493314216093
1978	71.76638436339724
1979	71.73945966430149
1980	71.41470775260073
1981	72.71766164479013
1982	71.70440846439953
1983	70.71296964159728
1984	70.54127247759642
1985	70.83875217231459
1986	75.79859725770791
1987	77.10597073635824
1988	77.55731136097602
1989	77.68629389569534
1990	78.29392939449758
1991	78.52118299659648
1992	79.31119469678049
1993	79.48599259027273
1994	78.9988135434869
1995	79.46353464268287
1996	79.20559037253054
1997	80.23644016405088
1998	81.69136521289
1999	85.88078896407491
2000	84.25144087244882
2001	84.0244784825485
2002	84.32342124551985
2003	83.65040442913873
2004	82.9308829337423
2005	81.06737666107186
2006	79.8604883259685
2007	79.48906218562526
2008	77.72445116089983
2009	78.9921021834293
2010	77.1367664361506
2011	76.51915774537669
2012	76.11059458997343
2013	76.77223819473873
2014	77.28556630533637
2015	78.26934389651416
2016	78.95320198295637
2017	78.16287651450993
2018	77.61799084968223
2019	77.7865546814938
2020	78.272321214581