Year % GDP 1960 15.741033168519778 1961 16.301184502832587 1962 14.940956221198157 1963 12.988882397270132 1964 16.277087162242644 1965 18.303571428571427 1966 17.2581056931325 1967 17.58479672840991 1968 19.20947741364039 1969 24.71038581646016 1970 23.876646495527634 1971 25.41328758577667 1972 28.913904523660623 1973 31.573579859294142 1974 30.854344201556135 1975 28.927050797071637 1976 27.518136312050746 1977 22.217209566300294 1978 20.63624389585691 1979 20.995069747879526 1980 21.89650332069305 1981 25.561947653055455 1982 31.512722417796784 1983 33.74871255292695 1984 29.115574699269644 1985 25.37340053370564 1986 24.207668193173202 1987 28.069720604283916 1988 31.75504448127503 1989 35.619322048540134 1990 31.55846411075622 1991 28.883440711650323 1992 23.185358786868175 1993 20.858003860833175 1994 19.57969823118241 1995 21.334035336667416 1996 19.9013557629947 1997 18.46488454904018 1998 23.367384765795272 1999 23.858526667089357 2000 25.564360134232693 2001 12.95205935832291 2002 14.723834195790078 2003 18.352162311068668 2004 20.00582612368528 2005 20.978075644460183 2006 23.439078150180535 2007 27.306685734029486 2008 30.19132402420587 2009 28.60347586680772 2010 26.405664822720016 2011 26.795738299769 2012 28.98832874473224 2013 29.76976878645007 2014 29.322951054638324 2015 30.02946579364539 2016 32.018054146140635 2017 40.76307315974675 2018 43.1404044193978 2019 48.29943821036678 2020 56.862294121468096 2021 54.48077111478183 2022 50.82556478406255 2023 49.19253944187636