Year	% of total merchandise imports
1981	11.226775596257744
1982	11.486341148634114
1983	16.101694915254235
1984	16.388792781440056
1985	38.54329057057008
1986	26.26226233215218
1987	3.3066516569599433
1988	10.769352064653633
1989	14.862905959116866
1990	10.190069223278202
1991	10.131184001995843
1992	5.124581880489163
1993	6.577868591288776
1994	5.375002611662447
1995	4.192951805340343
1996	5.743152516451289
1997	5.922794677687478
1998	4.1131592343387675
1999	4.859824315995871
2000	4.172827778412269
2001	4.40999919263301
2002	4.28484503479288
2003	4.213521214207444
2004	4.137541097411015
2005	4.322351496903539
2006	5.647087587117925
2007	7.053133857179892
2008	7.0221031459327525
2009	7.516481497388101
2010	6.7345968227397925
2011	7.666859790582629
2012	8.143690020835407
2013	7.544836440491904
2014	8.502887819971793
2015	8.809399541939978
2016	6.267947517038881
2017	6.723734609474505
2018	7.797896777720135
2019	13.732976863513983
2020	6.026097807971435