Year	% of merchandise imports
1973	67.45478875724461
1974	62.58750766995086
1975	63.915803416075235
1976	61.56311498157889
1977	43.681800208698355
1978	41.555435608083805
1979	56.556502058346545
1980	56.15553261903551
1981	72.7804764503063
1983	70.08284477734375
1984	72.273193698362
1985	73.72343865974584
1986	76.30219823364749
1987	76.71310591024326
1989	76.31831982399872
1990	78.6244482818678
1991	80.62311514299972
1992	80.38442849577012
1993	75.52805370273414
1994	77.17539402166254
1995	77.33442728340903
1996	76.58517869782143
1997	77.94208388135044
1998	79.57069153551927
1999	79.74307666564437
2000	78.910624327425
2001	77.37072966045646
2002	77.92136303381403
2003	78.08728062913826
2004	79.02375112960787
2005	76.66349055839977
2006	76.20805788152114
2007	72.32501805690758
2008	70.11002047770997
2009	65.52476517944918
2010	67.50938942434101
2011	69.87925319325757
2012	73.25884770469587
2013	74.0752219456036
2014	74.47836353455402
2015	73.10672782455097
2016	65.38046949693255
2017	72.23356243154089
2018	74.34775897398987
2019	69.27905504111166
2020	76.50876867197434
2021	83.74682713545643
2022	79.08003252188023
2023	75.77286022710226