Year % of merchandise exports 1962 13.470184314495286 1963 12.60409107729517 1964 12.046560958774185 1965 11.478880972717901 1966 10.668621226342811 1967 9.962193719816918 1968 8.880739548118394 1969 8.45502761919913 1970 8.113844236488427 1971 7.745975429774693 1972 7.832267262592482 1973 5.5247024581953 1974 7.2113769247175545 1975 5.743980159363367 1976 5.181191760140727 1977 6.2201195175400175 1978 5.9439030960825505 1979 6.141377984186762 1980 7.860035420088366 1981 6.420809499411981 1982 5.691023784237626 1983 5.612713559719118 1984 4.456300448298893 1985 5.081492043503837 1986 5.543955921509211 1987 4.266091323698331 1988 1.9740060298648017 1989 2.6379472506736836 1990 4.783297489959251 1991 2.8762888118518175 1992 2.5184153127616646 1993 2.310956975433491 1994 1.3648475543086906 1995 1.6051879331004257 1996 2.7333273165187366 1997 2.1159268586088897 1998 1.6767390181141784 1999 1.4343726471266167 2000 1.3969571287630111 2001 1.1763005267410989 2002 1.1053572103016027 2003 1.128927898356525 2004 1.2674803037832902 2005 1.348369689131918 2006 1.7050352136944147 2007 2.0483787049868827 2008 1.7462835957780174 2009 1.4236114810682734 2010 2.250143219064222 2011 2.480492815529625 2012 3.737204970534257 2013 2.60996971272821 2014 2.1708887834193 2015 1.6957689036942247 2016 1.570942208727677 2017 1.5565208687102021 2018 1.5579876863350675 2019 1.2227788533753416 2020 1.446433524524701 2021 1.5498414262881834 2022 1.0688535264390286 2023 0.993080603568065