Year	% of total merchandise imports
1967	78.4032101840321
1968	77.30866128051429
1969	77.53757710042517
1970	79.66214380692298
1971	82.59981159781675
1972	81.31463672209412
1973	76.82143753960946
1974	82.30508556046914
1975	83.64013269343349
1976	84.73995185644468
1977	83.4646845046608
1978	84.66862207636207
1979	86.87645815361915
1980	87.68360851723803
1981	87.85234522951887
1982	88.01191086818409
1983	87.9035314332132
1984	87.44891583205792
1985	87.25324625213743
1986	86.831285974136
1987	86.45571323256935
1988	86.0910285356649
1989	86.72976241693249
1990	89.00583264892003
1991	89.07887092684578
1992	88.08270113484153
1993	88.49225565329589
1994	88.39371699354568
1995	88.40742316737264
1996	86.24078337620212
1997	84.90525530671779
1998	83.66488857930567
1999	83.09438386070467
2000	81.83162771387252
2001	79.8982206376079
2002	76.77660319046416
2003	75.2372915847079
2004	72.88918108851755
2005	71.2518458176729
2006	70.13673103022778
2007	68.04703098746785
2008	66.97153787158372
2009	65.2654075145769
2010	64.21618695905545
2011	63.94933463493925
2012	61.89269788445104
2013	60.383067596231285
2014	60.22148258957413
2015	58.578210001306985
2016	53.77634554703601
2017	54.75487209335705
2018	58.44214314002634
2019	57.80897182610394
2020	57.39217190693617