Year	% of merchandise imports
1962	35.38044394616171
1963	38.74668801194246
1964	33.809947624769634
1965	36.37120651672808
1966	49.79234427013214
1967	39.937143051387416
1968	40.943238824211726
1969	33.39296706622635
1970	28.96236045247757
1971	33.317195346660945
1972	31.732178526463922
1973	31.247130940489036
1974	38.30295426367142
1975	34.59568979123666
1976	37.1404942278313
1977	30.091086877916233
1978	28.657704468352474
1979	23.940244735560874
1980	24.834075086687225
1981	21.170571783523766
1982	25.123401659560834
1983	23.518556045346184
2001	24.380121463357938
2002	27.014499571772614
2003	27.402024346571586
2004	23.32503249569186
2005	21.324597483186874
2006	19.787063686107018
2007	24.821776013070508
2008	25.5186736742683
2009	30.08688873575105
2010	24.535635669586558
2011	26.081498160828332
2012	25.74615049400148
2013	27.29082099212452
2014	24.272641816172058
2015	26.85236508307327
2016	28.221596886570318
2017	27.77202168691811
2018	28.432365094056745
2019	25.471306542982354
2021	30.907731164268053