Annual % of GDP
1977 16.724115134123192
1978 12.866441779075274
1979 11.636245041644573
1980 12.060931044215266
1981 14.323902990017084
1982 13.487221632212623
1983 15.027511578792707
1984 18.71158581094884
1985 22.516016487486347
1986 23.294692336299114
1987 21.418813784251682
1988 20.915453870672962
1989 18.696605884754717
1990 19.357231041761857
1991 13.184192033161096
1992 14.618672887971643
1993 13.097043192269126
1994 15.244874897982747
1995 15.892266734595195
1996 14.138785596659664
1997 15.729374236928336
1998 17.439231200720386
1999 15.74539898204911
2000 15.765473524392881
2001 16.56779768392127
2002 14.346387388015794
2003 13.413768065193175
2004 14.875463154474799
2005 14.18020607276218
2006 16.454569722558258
2007 17.150268180388487
2008 15.259285291924071
2009 15.824239893639838
2010 15.861284552191353
2011 13.850589891963857
2012 13.890666061311197
2013 13.888960542440595
2014 13.559388810539227
2015 14.684754204148051
2016 15.932181424604655
2017 14.251563320258825
2018 14.437717302086442
2019 13.910626109583365
2020 14.854177029261177
2021 14.411007445542081
2022 13.146304138822021
2023 12.634748482453615