Year	% of merchandise imports
1967	71.11480465296857
1970	73.54672917224259
1971	70.0001058120044
1972	70.49495030704274
1974	65.59314388564947
1975	68.47168317266093
1976	69.51797010924571
1977	70.0048149738753
1978	71.28907024509412
1979	69.84300464655209
1995	67.77989332366222
1997	66.85689179973171
1998	66.62964394124565
1999	68.17501411314113
2000	62.59527547339677
2001	62.28995751299251
2002	64.89178038056002
2003	64.36790873044043
2004	66.67487319631293
2005	64.24813350649981
2006	62.37304068232793
2007	66.23412082736323
2008	62.154568510157155
2009	64.71004709483093
2010	62.80485570148423
2011	61.23554849553476
2012	60.60274524388102
2013	61.559437096907004
2014	60.657092048432396
2015	64.99595303044055
2016	66.5129080814076
2017	66.29893879702651
2018	64.21612857455125
2019	63.925676848661574
2020	64.31273469195858
2021	62.75090216772349