Year	% of merchandise exports
1974	12.502942593263851
1975	13.348443788889876
1976	13.978496882083691
1977	13.702825092268421
1978	10.48587473672199
1979	9.05555090250115
1981	5.504350593741673
1996	9.324462623459118
1997	7.916262216382876
1998	7.912707277575523
1999	12.051940973790535
2000	8.283514441508299
2001	13.30450977763181
2002	9.175796854259623
2003	11.278249750554385
2006	16.065017110168863
2007	15.04447640576124
2008	16.277441128797637
2009	13.418012110026574
2010	14.376744443858557
2011	14.06155115707453
2012	12.690244867391506
2013	13.618494288408762
2014	13.065266743685651
2015	13.674352633433214
2016	12.681034522812116
2017	12.95709310537625
2018	13.081646961928433
2019	14.75613295374006
2020	17.017952330112468
2021	18.638739250533025
2022	17.97508969087776