Year	% of merchandise exports
1974	0.30439466363711765
1975	0.08773247020736737
1976	0.364373606779839
1980	0.041222892879336365
1981	0.023960862362234693
1982	0.07623279604870435
1983	0.030395819849053384
1984	0.030670759523509027
1985	0.1267949451513321
1986	0.2193360228574979
1987	0.27180012504517437
1997	2.0745547738970935
1998	1.2606674779716573
1999	1.471258571456354
2000	1.1294111373518028
2001	1.2264565526863116
2002	1.1174294878884499
2003	0.7960664428400432
2004	0.40790524639291664
2005	0.2866348583303332
2006	0.5697767730559861
2007	0.32895542615937046
2008	0.44176559963329315
2009	0.636377285248576
2010	0.47875803523036686
2011	0.8656425771190291
2012	0.39225153028983206
2013	0.553500265654948
2014	0.2858263865899482
2015	0.8824607781048769
2016	0.8039714752081822
2017	0.5983646106730784
2018	0.5860124910271108
2019	0.6081761047026463
2020	0.4955125163854493
2022	1.4472606694913115