Year	% of merchandise imports
1962	0.9521613224475559
1963	0.5757784501464289
1964	0.6317396336933665
1965	0.760940737046834
1966	0.8265145055169016
1967	0.42612156868066137
1968	0.6514305118743038
1970	0.7149168271077376
1971	0.6335364857850021
1972	0.926315494221923
1973	0.5031527341830304
1974	0.51050121557062
1975	0.5631725268573872
1976	0.5208488507024737
1977	0.5578485541056392
1978	0.6677045543325812
1979	0.9319328015482341
1980	1.7860216964909557
1983	1.5789515037580981
1984	1.1848567887163108
1985	1.1454137509378386
1986	1.4328248638139913
1993	2.0099690438073368
1994	0.9751133071249872
1995	0.7759454013219192
2007	0.36742208966428236
2008	0.36338871617979435
2009	0.2380610307736398
2010	0.2082907798886041
2011	0.33092663782425497
2012	0.311873219618781
2013	0.29912677171569957
2014	0.32209833871096194
2015	0.30468693047059087
2016	0.21137773976578467
2017	0.6518986431313976
2018	0.7293809321841679
2019	1.128271739897223
2020	1.1021600707642092
2021	0.9341264682951526