Year	% of merchandise exports
1965	21.593609147406315
1966	21.81178091071219
1967	21.02937197060898
1968	23.220372390090642
1970	19.437755237636498
1971	19.783648833382223
1972	20.160633522786274
1973	20.83917815129301
1974	18.21535266533923
1975	14.831755534468574
1976	14.871849474729498
1977	12.93891818683109
1978	13.29694916288335
1979	13.139795767121134
1995	13.109182448300142
1996	13.238887509035187
1997	14.06213665319265
1998	12.32645834423667
1999	12.23254049154579
2000	10.386717133508768
2001	9.374946128294248
2002	8.813688301599488
2003	10.285889016360388
2004	9.726145930361383
2005	9.313910740257313
2006	6.26710004260073
2007	6.7711123532341295
2008	6.690466062331098
2009	4.99048872220737
2010	4.645971375127506
2011	5.867718458819482
2012	5.203135690447599
2013	4.919851333919144
2014	4.475164769599931
2015	3.970512533580847
2016	5.280053831167316
2017	4.800405181669623
2018	4.790692763668914
2019	5.501977778619424
2020	5.664109531090567
2021	6.359702177587929
2022	5.46520680155656