Year % GDP 1960 8.022537050906493 1961 8.710308816966851 1962 9.376743157496547 1963 9.727878253623496 1964 9.580969655041123 1965 10.378810646010205 1966 11.352838477506811 1967 11.152514438168547 1968 11.763419385344328 1969 12.247636436662079 1970 13.039614094381278 1971 14.051548129231595 1972 14.604405763294762 1973 13.844250350947652 1974 12.346783057639733 1975 13.232424021938542 1976 16.875097903717407 1977 17.561014779194796 1978 18.673213162201996 1979 19.982362118436143 1980 19.531579638866315 1981 20.200407229446665 1982 21.623149853477287 1983 22.186459056590735 1984 23.182801335915666 1985 23.809542199172583 1986 25.029222323066488 1987 24.499096829100598 1988 24.399066686646957 1989 25.328323385949457 1990 23.91610171988094 1991 22.431088135025405 1992 23.182423735610016 1993 22.669379906230077 1994 22.67656677467224 1995 22.817517916026823 1996 23.31263757254613 1997 23.51633469707399 1998 23.726439847136913 1999 25.158282893835903 2000 25.9928097296001 2001 26.456429826256507 2002 29.367035824744292 2003 29.244826817242433 2004 33.32357661789512 2005 36.59793054445284 2006 39.601543113277636 2007 41.66298557355758 2008 44.58124177720881 2009 43.60369353285432 2010 46.061132413037825 2011 46.38336333842508 2012 46.43090733583421 2013 46.540264897288225 2014 46.469706866132626 2015 46.44195003891082 2016 44.18870176519784 2017 44.5350120583625 2018 45.87950695818196 2019 46.442890047217674 2020 49.376857920274105 2021 46.421682213626774