Year	% of merchandise exports
1970	10.786336689193192
1971	8.346441142762494
1972	11.5240584014872
1974	12.505284871314572
1975	11.834212400759297
1976	10.786795383391368
1977	7.62883852719742
1978	7.163966274063079
1979	5.703893358749452
1997	5.623146397514227
1998	6.524301373195047
2000	6.622594965073859
2001	6.146211047266561
2002	6.101535176234621
2003	6.1207561526298155
2006	5.466349971351875
2007	6.301961213331619
2008	6.132822363177998
2009	4.5353915048275475
2010	6.6445446701967805
2011	8.162873644987675
2012	7.525976278551606
2013	6.2525894842788245
2014	7.50539265335307
2015	7.39910685669418
2016	8.058628473010993
2017	7.740634202857456
2018	7.749131078756981
2019	9.300358559369057
2020	10.030225055339173
2021	9.908386632115343
2022	9.989667428414123