Year % GDP 1960 11.842175746354226 1961 11.702028247043057 1962 12.362003625940954 1963 12.47145084948013 1964 9.656616170588856 1965 10.552052137563514 1966 10.553574447980598 1967 10.958202151835193 1968 11.016529137165245 1969 11.489950359600988 1970 10.834864833727915 1971 10.303578750423185 1972 10.221042062064644 1973 10.695665604229125 1974 9.035014911975054 1975 8.876923671502412 1976 8.774454284671416 1977 8.718648764065064 1978 7.942093079102072 1979 10.569270758766955 1980 11.034114159290867 1981 10.556523953444007 1982 10.430806411772412 1983 5.948992461765766 1984 12.480678126578386 1985 10.499882045429434 1986 9.96583145000379 1987 10.336475331517846 1988 8.786698650415046 1989 9.226579498778868 1990 9.531993088481606 1991 9.91480845028087 1992 10.351209225111475 1993 12.910116903281294 1994 13.086419669821584 1995 13.127823452434168 1996 13.522588112895065 1997 13.295565247556546 1998 9.897191048159737 1999 9.707037390590491 2000 12.042200577544595 2001 12.946250975664766 2002 13.264631330060608 2003 13.553448198640675 2004 13.181008594523123 2005 11.043195139258538 2006 10.526151776851915 2007 9.834640520151963 2008 12.831618301442596 2009 12.745608313681181 2010 12.52947071371476 2011 13.235624584014657 2012 14.43162955752191 2013 4.178210772767327 2014 4.595817234602061 2015 4.318399601831948 2016 4.233235516019881