Annual % of GDP
1960 56.60080464908359
1961 51.096436363636364
1962 50.83127690100431
1963 54.56719046328908
1964 61.76761195945078
1965 42.33597229094508
1966 43.2208228379513
1967 38.34436206705765
1968 38.91537600298564
1969 37.750320649850366
1970 31.700819672131153
1971 29.460071174377223
1972 27.64360202006952
1973 29.21104107802652
1974 34.885154179462376
1975 36.53102306505625
1976 32.216567890606896
1977 35.594995467904525
1978 66.36948318293683
1979 72.72756599919828
1980 77.00102214138622
1981 66.51049938238927
1982 60.015538402628025
1983 55.786539584378424
1984 55.16693767642737
1985 53.12404003079292
1986 47.96095256137379
1987 51.64492204775243
1988 53.565505311241445
1989 53.425747644814614
1990 57.22963851527734
1991 56.00885469121379
1992 60.80586338978985
1993 66.25604275719877
1994 68.13679535266041
1995 68.9425058253416
1996 68.43559536952175
1997 69.42790742604508
1998 68.0089804771382
1999 66.83559576586197
2000 71.71106027499214
2001 68.50265809671465
2002 65.33411973689617
2003 62.47826793117904
2004 66.44879739779351
2005 62.20245011582766
2006 60.622771524085636
2007 58.85891643957226
2008 55.03044563210406
2009 41.34908795603493
2010 37.71392872937779
2011 45.02364782823211
2012 40.55518622413239
2013 36.63738723972468
2014 37.21742998866402
2015 34.62728350339914
2016 33.510095705760996
2017 34.26710023076051
2018 36.1113367103917
2019 35.810827113567875
2020 30.961647722196002
2021 37.3956094318244
2022 42.346824319921325
2023 34.04820883163834