Year	% of merchandise exports
1971	0.10809922135599898
1972	0.07630283637924135
1973	0.11139216736202524
1974	0.10332117802756766
1975	0.07878327202052704
1976	0.14598287653705286
1977	0.14456022684806388
1978	0.18381392250467146
1979	0.1469339705727562
1980	0.1779174488926971
1981	0.16921431121702077
1982	0.2655846623131043
1983	0.3522307302520085
1985	0.3110610648206448
1986	0.3951613089033019
1987	0.849639270045953
1996	0.2299142626568734
1997	0.23734349553389222
2001	1.6435214056235978
2002	0.5719848482139778
2003	0.6836969543842781
2004	0.45626152907815626
2005	0.3785560485687068
2006	0.41295931756104587
2007	0.5634847990691758
2008	0.7815541372779236
2009	0.7053390451373804
2010	0.9726696967299439
2011	0.9587735947123122
2012	0.7883181276279485
2013	0.7990111163743853
2014	0.6746462072287546
2015	0.7812674627463178
2016	0.6948764216878105
2017	0.6561334606542943
2018	0.515134343316287
2019	0.4872948204417694
2020	0.5218765340274557
2021	0.6169210862601168
2022	0.7546395134068465