Year	% of total merchandise imports
1960	76.05312474537604
1961	79.64941112024103
1962	83.63150471382971
1963	82.57778693591592
1964	75.66007381470617
1965	69.33061847798422
1966	71.19864840832297
1967	74.91785323110625
1968	77.25718194254446
1969	76.96919709418519
1970	78.18834772801472
1971	78.81214494335141
1972	78.30488361958068
1973	80.03248056965923
1974	71.9714016912505
1975	73.01870823490772
1976	70.88023687525141
1977	74.81075575179996
1978	74.53702737667975
1979	73.78106479777425
1980	78.27064102685729
1981	79.03761378599646
1982	71.49835517385354
1983	68.69249555950266
1984	64.86346771713312
1985	65.67441226361423
1986	65.365873277957
1987	67.33879144712195
1988	65.55290702920564
1989	66.47825015561007
1990	66.54846083552226
1991	64.24365251344854
1992	66.58495706276042
1993	69.90238680903728
1994	68.08814631187622
1995	62.69284534031192
1996	60.782353981748486
1997	62.41727018183618
1998	61.818437031220405
1999	62.63161635688262
2000	58.15456611487863
2001	56.831311535170784
2002	55.7569936151044
2003	49.08017679267708
2004	50.646355876556626
2005	46.833541735318796
2006	40.01296846813804
2007	38.63974285916466
2008	38.2765071037838
2009	41.57791433578028
2010	41.47789966637706
2011	39.81644287540739
2012	43.8357367945991
2013	42.34489626875118
2014	45.27547113325131
2015	41.9812966319714
2016	40.806425920023095
2017	38.04777183063862
2018	38.34710771315027
2019	40.10920507794351
2020	36.138645558467296