Year	% of merchandise imports
1963	0.6086128733378022
1964	0.3471055676262329
1965	0.2310711529854806
1966	0.1796672291527829
1967	0.31927911057290065
1968	0.48676021383791745
1969	0.3271331823191286
1970	0.19666963597635348
1971	0.25262203077249057
1972	0.43253153025951196
1973	0.38030848219663593
1974	0.20656695982544174
1975	0.15000948781728135
1976	0.2642784302150301
1977	0.2978237015119068
1997	1.7976554012319443
1998	1.1882341731483048
1999	1.6158604672145631
2000	2.2835967362429304
2001	3.4730121930068214
2002	2.6794403373614797
2003	5.7296053256753
2004	7.745584029138606
2005	9.696302142397357
2006	3.996599526125491
2010	2.692080067472333
2011	1.4254885171035876
2013	1.387127876986497
2014	1.1524358618712407
2015	0.7671712989546892
2016	0.4361977370801653
2017	0.6266293750872821
2018	0.9676624987208288
2019	0.9737254890214512
2020	1.1784831372009217
2021	1.5486749010415524