Year	% of merchandise imports
1962	72.53449104235453
1963	67.16517845672757
1964	71.81968385829542
1965	69.94869410373556
1966	65.55266713803563
1967	69.2677946676942
1968	62.617190807417074
1969	68.62683384844249
1970	55.36301856562363
1971	53.90430221086234
1972	62.27821884595927
1974	33.19314456455713
1975	58.94911433282102
1976	64.35824449119437
1977	67.18703883577352
1978	56.48763919465695
1979	66.38748282860557
1980	45.448690344872986
1982	49.8904884564835
1987	62.04606764983397
1996	62.5182010198574
1997	58.398207311749175
1998	58.8975936821419
1999	63.379009194502444
2000	61.18787738678384
2001	65.1340962025592
2002	63.03361191803284
2003	62.55538686079406
2004	63.67703471810457
2005	58.2358542940149
2006	57.40441969851196
2007	61.80062202441399
2008	64.9431867600622
2010	61.25716486804526
2011	55.74077330151579
2012	56.56311071344273
2016	60.672915024770255
2017	58.24631582243987
2018	55.9580307437381
2019	55.89945579250458