Year	% of merchandise exports
1965	8.946984775582191
1966	7.457360072955688
1967	7.560086081140695
1968	8.92538442243413
1970	8.14808552156239
1971	8.356273250498816
1972	8.87419863629327
1973	9.035630246542516
1974	7.237409108921897
1975	8.050203152198506
1976	6.829498089412724
1977	6.9794380130389895
1978	7.555143029261593
1979	7.463118314767724
1995	10.204622441205133
1996	14.491626941882819
1997	15.240381734202579
1998	16.577252208374134
1999	19.763585788244402
2000	14.700396873869192
2001	15.612885080390374
2002	16.706963971051366
2003	14.861691830886116
2004	15.676195427535816
2005	16.13582521323522
2006	15.323511704871764
2007	14.785628849940181
2008	15.671841569511189
2009	16.288509585725905
2010	14.379713759547018
2011	13.396665933439046
2012	15.349550915588415
2013	17.077017791607275
2014	19.835766952901164
2015	21.630218680483605
2016	21.461042655955193
2017	18.925290230136945
2018	18.49163141736091
2019	13.686457215961976
2020	15.359349215559966
2021	15.716767510392899
2022	12.456144712284114