Year	% of merchandise exports
1968	77.80929169323616
1969	77.15360724691985
1970	77.23977369435447
1971	77.40417761443376
1972	77.76423167790365
1973	82.18883506260107
1974	90.23406329485181
1975	87.05228530558362
1976	90.44747019322409
1977	91.61562665298709
1978	89.55618640687246
1979	90.80137926746545
1980	92.8255459571078
1981	89.57954210208392
1982	87.27473635441612
1983	83.47420981135755
1984	81.01057019450147
1985	79.12982394869272
1986	70.7487887861422
1987	71.21370466329634
1991	66.08534795560963
1992	65.35572720719652
1993	56.48774802898321
1994	49.16038640021216
1995	47.86343535992532
1996	52.568906435833306
1997	48.22837994570157
1998	44.540715148886065
1999	54.082914160852326
2000	65.27676239581382
2001	51.89081910082268
2002	60.082971131921234
2003	68.2654581398313
2004	60.20637012558453
2005	70.19705616229798
2006	76.4552383952739
2007	66.07550167484459
2008	69.97046509470235
2009	78.99530163320058
2010	66.12197895118054
2011	59.081929796659324
2012	57.78267929239688
2013	63.77335974333983
2014	59.64739782107894
2015	49.32490761519877
2016	37.98542226514755
2017	52.87282776395349
2018	54.814743691578194
2019	43.158941309980435
2020	29.229572900468625
2021	23.76838102991021
2022	28.819328912853926