Year	% of total merchandise imports
1973	12.232114083145342
1974	7.837897404815693
1975	8.287493749147611
1976	7.769354272772704
1977	6.103035960350269
1978	4.547724140685854
1979	3.8767209985163356
1980	3.68235167933317
1981	4.684747885055651
1982	2.990307962025735
1983	2.6214710966007297
1984	3.0882582312702858
1985	3.4605747039985433
1986	3.572058737036093
1987	4.277902509238878
1988	5.281389561806826
1989	4.539148907127743
1990	7.038677739348767
1991	7.476954092770449
1992	10.236512292652273
1993	11.975627145701422
1994	12.91983355813838
1995	17.718708195503243
1996	16.30354822308826
1997	12.714957228782902
1998	17.342949132001902
1999	13.533981479827343
2000	11.94959850543434
2001	14.438998003752559
2002	15.575266349596411
2003	16.41861445164433
2004	16.257239909330792
2005	15.335713350932037
2006	14.091528219592234
2007	15.6367723897371
2008	16.42938422116061
2009	14.257156639719456
2010	15.756397466739132
2011	15.634379271111582
2012	15.511272975965134
2013	15.582519618002255
2014	16.263528102643384
2015	15.604940809665937
2016	14.865116144790194
2017	16.44931411789355
2018	16.965080738182074
2019	13.895308677725065
2020	15.16225903041194