Year	% of merchandise imports
1974	0.9634967333522919
1975	1.447392546533503
1976	1.532134465243905
1977	1.5998644323002722
1978	1.907385701583163
1979	1.6118288011993502
1980	1.7760659184512813
1981	1.5594134382547675
1982	1.1012374309517878
1983	1.5201080363458064
1984	1.2521802274951437
1985	1.5875210207025245
1986	2.2821795395696736
1987	1.8599435839170688
2000	1.8020180258115124
2001	1.2787858613329628
2002	2.6841144415226528
2003	2.6663156495041878
2004	2.65721073972858
2005	2.6404575914766353
2006	3.1240296174680346
2007	3.5355045435954406
2008	4.10140596106101
2009	3.6782177341212363
2010	2.88632816181962
