Year % of GDP 1960 11.335026564870851 1961 7.188982868279457 1962 8.64569558764582 1963 10.415585769884888 1964 11.16326005044438 1965 6.699191633172534 1966 7.710635490159941 1967 7.43243166164477 1968 12.704908475802835 1969 9.69200395031474 1970 6.661694332717399 1971 3.7826662260412793 1972 4.5054699728160035 1973 2.521911078876059 1974 7.320703824586494 1975 0.1437983157073071 1976 5.493716656782115 1977 6.295479652821552 1978 -0.9142911367093387 1979 -3.0592835159114418 1980 -6.177031031782005 1981 -7.109191893950166 1982 -2.9035642958724255 1983 1.2395428596806597 1984 13.520657202216407 1985 14.377312251317576 1986 9.314459654140778 1987 3.809732115576635 1988 2.597985469364156 1989 2.978127231288742 1990 4.57825373007861 1991 3.025631374606643 1992 3.793908518994224 1993 3.536383899262997 1994 11.218145711377455 1995 7.316255422099231 1996 3.3053234027923915 1997 2.3176117466894897 1998 0.7150737036687149 1999 1.5814405765971664 2000 0.6161254976053393 2001 1.8255245410035825 2002 6.820374647573126 2003 4.221966132621007 2004 2.1642814321315744 2005 0.9370244101928412 2006 1.9914834053898596 2007 -0.44903690015583797 2008 0.08671684579885483 2009 4.152578862702114 2010 -0.4737908995927285 2011 5.8468496427922725 2012 -0.3361085224403758 2013 -0.03187393759236791 2014 2.633499968072873 2015 1.9936228435507797 2016 2.3181465452766616 2017 2.335065731280439 2018 -0.6491088765700398 2019 0.6605669470109149 2020 0.044305149546763255 2021 -0.5214971023631044 2022 -4.377934442127669 2023 -3.745981689072809