Annual % of GDP
1975 23.250825126779127
1976 23.577080923397794
1977 23.325671497238314
1978 23.759309023131607
1979 23.582732638840092
1980 22.49535691182658
1981 20.705102132965568
1982 20.387362576374272
1983 20.54292009949857
1984 21.112293748555075
1985 21.282273912002232
1986 22.248800472787277
1987 21.863453492061893
1988 22.889656814585827
1989 23.230250423955468
1990 23.415326763019426
1991 22.666097533059045
1992 21.95025786906888
1993 21.374880138785734
1994 21.634572500220663
1995 22.5703855220954
1996 22.35616343265875
1997 22.94604728149784
1998 23.228436947373982
1999 22.97031069544828
2000 22.854847452656134
2001 22.770669719829144
2002 22.62000171166086
2003 22.175083866033837
2004 23.10583647019815
2005 23.039536625939846
2006 23.949231998611616
2007 24.667279383686424
2008 23.376003704797874
2009 21.171193685903532
2010 21.79043050141048
2011 22.541076453257666
2012 22.1890326588273
2013 22.38999559412674
2014 23.0043724445628
2015 23.687916275405776
2016 24.165946988608276
2017 24.72376199679706
2018 25.23954346032376
2019 25.54255751365539
2020 24.355884931233074
2021 26.539945717161352
2022 25.024455391820226
2023 25.388512884152398