Annual % of GDP
1977 25.33696083943463
1978 22.87092013096005
1979 24.21367968277737
1980 24.614522520147712
1981 24.28829856711059
1982 22.25331330470293
1983 22.248132017210704
1984 21.550528617580028
1985 22.117897714553205
1986 20.00571023697626
1987 19.94209810070112
1988 20.377410804883286
1989 20.175410378185642
1990 20.786771344572706
1991 19.73708862915317
1992 20.17388971574753
1993 21.416811974592616
1994 21.958358080632976
1995 22.817507023082456
1996 23.717407186102143
1997 23.747988190477123
1998 22.701064119842407
1999 22.568912776249498
2000 24.18942737925216
2001 23.1976932355467
2002 24.1451673683176
2003 24.759386244448294
2004 26.212839903701006
2005 28.213187004154264
2006 30.087681672653414
2007 30.03542088995785
2008 30.20759652707196
2009 27.38187794401689
2010 28.635745171522974
2011 28.803056252787407
2012 28.17176434313726
2013 27.00184566497143
2014 26.172619752286657
2015 25.0665512452293
2016 24.988535891661734
2017 25.852306318870735
2018 26.58302555250156
2019 25.785551424389265
2020 24.553566273888162
2021 26.35003451721302
2022 27.251972316901963
2023 26.779306223067582