Year	% of total merchandise imports
1960	2.0539262884730216
1961	1.986965136995221
1962	2.0105952762509633
1963	1.7755571256307172
1964	1.7726840492170295
1965	1.865532748059813
1966	1.5186172080909717
1967	1.3835345808080648
1968	1.2907028484090115
1969	1.4198457084444247
1970	1.31914186779713
1971	1.2140887906182725
1972	1.0219465315180554
1973	1.1696740296076504
1974	1.0321820165526148
1975	1.1133274140215925
1976	1.2919291623977793
1977	1.091948846927007
1978	0.9501076048994618
1979	0.8763779032327649
1980	0.7545573870664023
1981	0.9087521177970898
1982	0.8756621634796427
1983	0.9529603729801053
1984	0.9074070488407077
1985	0.7804295444743643
1986	0.832050180995256
1987	0.8218804619987384
1988	0.9191976843366028
1989	0.8806250435483975
1990	0.944103855118669
1991	0.9767330797406293
1992	1.00597839952172
1993	1.0997615571324995
1994	0.9459764491811805
1995	1.0459597221585026
1996	1.2398102307238787
1997	1.1117778174682742
1998	1.1593583066478252
1999	1.0934813309635723
2000	1.1845866719659448
2001	1.3611827415058608
2002	1.4097225361662191
2003	1.5148106543191282
2004	1.638076649117981
2005	1.6032026928208136
2006	1.6391679114794686
2007	1.7565725184198653
2008	1.8835142283275905
2009	1.8676137831402508
2010	1.97994229081517
2011	2.0611004886325435
2012	1.9922035413953993
2013	2.058865580610618
2014	2.12500465461103
2015	2.165021361080417
2016	2.129047382810969
2017	2.2298685076429177
2018	2.2501925806023797
2019	2.2892775518612787
2020	2.2309417487364027