Year % of total merchandise imports 1981 7.62435945887507 1982 11.91117735301789 1983 13.743033055918778 1984 6.5346983583125295 1985 8.370076615089413 1986 9.577367997110958 1987 11.63231202095871 1988 15.752105903271366 1989 17.165690621376665 1990 15.457824871028613 1991 12.015711114280316 1992 17.326544581308827 1993 21.250282587279134 1994 25.98188024485478 1995 28.880346195671468 1996 8.840762441593117 1997 7.924896366739819 1998 10.631321939309382 1999 38.89669736837613 2000 15.197821893807353 2001 13.933644656337671 2002 15.664038244889777 2003 14.18648829488185 2004 13.995832808822353 2005 15.644103332362533 2006 13.03014563541081 2007 18.421950460860803 2008 20.35231552330549 2009 22.094781193356752 2010 19.71659878037766 2011 20.932078368103884 2012 20.305660103388018 2013 21.590700530627448 2014 20.975855853839583 2015 22.953155797661836 2016 22.229318944011574 2017 20.965682121850037 2018 17.64123426888219 2019 21.391033580806944 2020 20.90635998909875