Year % of total merchandise imports 1960 3.7965616045845274 1961 3.194351042367182 1962 4.107614700936824 1963 4.072155742096792 1964 5.12630014858841 1965 5.523767605633803 1966 2.8894472361809047 1967 3.4240385580881614 1968 1.2193460490463215 1969 1.1626631567401557 1970 1.4758474789704328 1971 1.7500626514075683 1972 2.7200634417129264 1973 2.1761169397618767 1974 5.510686065836662 1975 3.7130650988364904 1976 1.0559370578694918 1977 0.5237927779525811 1978 0.832726762783057 1979 1.2906679355260808 1980 3.770600286455028 1981 5.499072781845642 1982 5.509232913542981 1983 5.335588147718337 1984 6.182924718965388 1985 7.306008113851503 1986 6.007216348653631 1987 6.038794532301153 1988 6.702081667845652 1989 6.882643864798908 1990 13.11178890985047 1991 2.0883159581469353 1992 3.306298502263415 1993 4.14428224799204 1994 1.2944073162152656 1995 1.3319517430242025 1996 1.3603095426786629 1997 0.5879662598955993 1998 0.15037955235715214 1999 0.12042658738443807 2000 0.10135935948609207 2001 0.12940752911636616 2002 0.05309655236231922 2003 0.04930122022177713 2004 0.06619137830330431 2005 0.11390632983144194 2006 0.06220296655948969 2007 0.050065774850561434 2008 0.02037049516372553 2009 0.04634799965332483 2010 0.0690361619615627 2011 0.06304651842669845 2012 0.06069803342674139 2013 0.06733208213566699 2014 0.029561477598165607 2015 0.09042179317707486 2016 0.1311035709008157 2017 0.17513003254516754 2018 0.41918566726511075 2019 0.4687326705890309 2020 0.6633683670305467