Year	% of merchandise imports
1977	2.6533542696366346
1978	1.49824834932899
1979	2.2504301902995465
1980	4.525156950928483
1981	1.9338337109628976
1983	1.5011543757616674
1985	1.605446661183145
1986	1.3997653066219815
1987	1.4892616879371847
1993	1.8180702486177005
1994	1.9730452215141507
1995	2.0156214162496866
1996	1.8931542486613748
1997	2.312696971214595
1999	1.9665941720861935
2000	2.1743493595932883
2001	1.8385825947905048
2002	1.6714563838049146
2003	1.518479203963959
2004	1.832705311535588
2005	1.3418118997906534
2006	2.0231740229726998
2007	1.912316592585481
2008	1.8042883849727849
2009	1.5576012104378496
2010	2.6659447343404223
2012	1.9792109612298836
2013	1.6187824083494573
2016	1.662666302489994
2017	2.023001499374555
2018	3.4090201423757156
2019	1.9744122317700188
2020	0.7887142025694849
2021	0.9422860045673926