Year	% of merchandise imports
1972	1.196858426239511
1973	1.458739060599915
1974	1.620771118669291
1975	1.2184693441141963
1976	1.0577625105453041
1977	1.200180676704819
1978	0.469242928190373
1979	0.4179772233512817
1980	1.132861206810423
1981	0.8849894187162151
1982	1.0021005121945572
1983	0.8391110404391336
1984	0.8471994026158203
1985	0.7916053697877744
1991	0.6541730449404782
1992	0.8224323110121408
1993	0.8176913289700614
1994	0.7460693668898336
1995	0.5641758670288557
1996	0.5044815883364907
1998	0.5551916668907302
1999	0.7148336430534588
2000	0.6406688773211011
2001	0.6495771961483283
2002	0.7865142043627411
2003	0.620728428748221
2004	0.4749026527221987
2005	0.7225416718520941
2006	0.5745764332170099
2007	0.5359809092582979
2008	0.5015160099666581
2010	0.5020115531530087
2012	0.4856731003677995
2013	0.4637261937812291
2014	0.5347293245585537
2015	0.448641718494749
2016	0.4813659403361038
2017	0.4881651200644107
2018	0.47875076314225684
2019	0.4582690317271762
2020	0.4213526833728547
2021	0.5076821116835812
2022	0.6167065517108646