Year	% of merchandise imports
1970	76.03401301631266
1971	58.02648185670225
1972	46.17088500489391
1973	46.621845042936
1974	29.143075487388003
1975	41.72542316323272
1976	48.34429833808542
1977	46.389820341352745
1978	47.12684035818807
1979	79.94771441166257
1980	74.74311006426821
1981	80.90316075312711
1982	81.22229119221622
1983	82.11005741213692
1984	80.77644677332731
1985	79.39257138667274
1986	77.16764511936549
1987	78.85052133907418
1994	50.712873639887505
1995	44.95190300070257
1996	66.94309568440447
2000	37.144138377710014
2001	42.34170264178391
2002	47.225336887439724
2003	45.14193329479535
2004	43.09496706096341
2005	38.82797411340865
2006	32.86474243977846
2007	35.136450396675734
2008	41.59943230692383
2009	39.92949965646957
2010	38.83861359078664
2011	36.72353511326187
2012	51.58206182913677
2013	37.17730865307468
2014	40.20922701568183
2015	52.17094818582688
2016	56.34576971348382
2017	53.36165781765274
2018	48.91562043415536
2019	45.681550111763755
2020	54.837121927306306
2021	56.87053617838007
2022	54.78408353652164