Year % of GDP 1976 0 1977 0 1978 0 1979 0 1980 0 1981 0 1982 0 1983 0 1984 0 1985 0 1986 0 1987 0 1988 0 1989 0 1994 0.014911837420095598 1996 -0.013797647913410722 1997 0.05207635704482423 1998 -0.036523278389018775 2001 0.005568177201212382 2002 0.001689900089278317 2003 0.014839113985536348