Year	% of merchandise imports
1970	1.295611887134838
1971	1.6009838936895706
1972	1.146782407679352
1973	1.0413125673456822
1974	1.427302610014866
1975	1.761012094130512
1976	2.1973863303465135
1977	2.6139699163501575
1978	2.906818427419857
1988	2.2115953039285587
1989	2.9681627587925643
1990	2.64118109636152
1991	2.6908558808188934
1992	2.475202749396358
1993	2.8578821204144202
1994	2.662207921948182
1995	3.1095536068718386
1996	3.1784763822073967
1997	2.639029921456065
1998	3.1084403727619487
1999	2.1704455438303882
2000	2.3739773980343024
2001	2.4209955862284627
2002	2.1138604519840807
2003	1.975206573215094
2004	2.3209206894213015
2005	1.9070317022778054
2006	2.101432242388792
2007	2.4740792929874633
2008	2.613477343192985
2009	2.3603926783111784
2010	2.1621041260872667
2011	2.994750453297215
2012	1.9920372804632713
2013	2.177020623802419
2014	2.1158070880752
2015	2.337717017188308
2016	2.192611586249929
2017	2.414473861939392
2018	2.128458892214154
2019	2.2038061233603847
2020	1.8864152791117144
2021	1.796897713845356
2022	2.0009464561487182
2023	1.467779574813973