Year	% of merchandise exports
1975	0.20937354578836248
1979	1.8797197801846122
1980	0.8249948546515044
1981	0.9562147504294355
1982	0.7685998128150858
1983	0.9270464859419545
1984	1.1062980139867225
1985	1.2486324471962158
1986	1.9785593905280217
1987	1.8203466180704218
1988	3.1127740560823023
1989	2.633827772470634
1990	1.7251727234848548
1991	2.6218175822962464
1992	3.3400157757847992
1993	4.675775048672271
1994	4.887101153524291
1995	5.076939493987618
1996	3.931247982592713
1997	4.396696625359417
1998	6.209258472493288
1999	4.644174482960372
2000	3.003271319390789
2001	6.145960424442527
2002	6.200028705247486
2003	0.9293888041482443
2004	3.2933759194793133
2005	2.6147026734426384
2006	2.0032856060315463
2007	2.093383595382858
2008	2.503329774822561
2009	3.0963201306653905
2010	2.5873772507549595
2011	2.3034485596933942
2012	2.103468802280719
2013	2.47936703109353
2014	2.6495929140496366
2015	4.225031871813376
2016	5.039121185773008
2017	4.153579033126603
2018	3.5310759910761056
2019	3.535137373705824
2020	5.436069830426766
2021	4.072717883053117
2022	3.007153366793303