Year	% of total merchandise imports
1971	1.205182283820428
1972	1.1487179487179489
1973	1.8170909402588495
1974	0.9935546327669224
1975	0.6150906213609627
1976	0.40310495714200084
1977	0.8175446219284905
1978	1.1220892182321025
1979	0.6931685988206506
1980	0.938820757985173
1981	0.9601391480677035
1982	1.0106206500628143
1983	0.7796011716085544
1984	0.25617140195621796
1985	0.031579218791646324
1986	0.1436346324602021
1987	0.09002244847329949
1988	0.11636506962785928
1989	0.11555123951983931
1990	0.36182114412736766
1991	0.13032162938323327
1992	0.16416081476047428
1993	0.257593098881698
1994	0.4142429768477413
1995	0.28773071954206614
1996	0.2198828063988886
1997	0.25041643190104285
1998	0.360514548993186
1999	0.8081893430304394
2000	0.33360333622160315
2001	0.3326622972983271
2002	0.4872860121845568
2003	0.5358065294973733
2004	0.30622457677237935
2005	0.3579483875749932
2006	0.6751086622503302
2007	0.41801854294630575
2008	0.49674555558074607
2009	0.588307142939721
2010	0.6168206543136825
2011	0.6815000084623402
2012	0.7351582510398289
2013	0.6032179228162002
2014	0.908523811260905
2015	0.8190576839845748
2016	0.8895178066757942
2017	0.8758055985638813
2018	1.1611633042962473
2019	0.8891799811663156
2020	0.889180009319971