Year	% of merchandise exports
1972	193.0367044667318
1973	97.28786918362789
1974	98.17227027024346
1975	97.18678030907213
1976	98.57895115159222
1978	96.88266963396978
1979	92.02835754630313
1991	85.2293691635675
1992	85.65847994338279
1993	83.04944536613144
1994	75.41184877761114
1995	81.95884569147802
1996	84.80483195994427
1998	86.14144423047041
1999	90.13365278054151
2000	91.22668078753031
2001	92.43095985703206
2002	89.30488176700362
2003	92.32409246871217
2004	87.60155019379302
2005	85.06016178613585
2006	90.85360975391656
2007	90.65796150562495
2008	92.09904322611484
2009	73.90779030429037
2010	92.55485130807551
2011	92.99620184694012
2012	88.04891367441684
2013	89.98135486609537
2014	87.81367898761611
2015	83.65837360581251
2016	85.04299754826955
2017	87.55651302240435
2018	86.1296391093726
2019	88.81056517151379
2020	81.81459048907767
2021	84.40389691310692
2022	87.29125216413519