Annual % of GDP
1960 60.4810996563574
1961 56.7762630312751
1962 56.4220183486239
1963 59.3543653705062
1964 47.7354421279655
1965 52.7150701647346
1966 58.8172043010753
1967 58.9559877175026
1968 62.9955947136564
1969 63.0699774266366
1970 63.4035522511359
1971 58.9262187088274
1972 61.2288786482335
1973 65.2197802197802
1974 66.9772481040087
1975 75.0235982631678
1976 69.3137254901961
1977 64.6291208791209
1978 64.3062320469589
1979 64.0254482359746
1980 63.6454084170729
1981 57.1609060554102
1982 51.3407193320488
1983 49.07446409704
1984 54.7967702235428
1985 54.0901845853257
1986 47.9595079213764
1987 53.2624086334239
1988 55.8652133318244
1989 53.2974808189572
1990 57.202841729685
1991 52.5788941174174
1992 65.6620580127396
1993 48.3522733798036
1994 91.3779569115237
1995 78.4568986716273
1996 54.7024229728444
1997 54.9419139631974
1998 70.8751772901036
1999 71.3159730281056
2000 60.93863549639
2001 67.1184036928501
2002 41.9008377881176
2003 50.8424494444496
2004 51.4662417063174
2005 57.4479843783725
2006 54.3599683102017
2007 56.4441652527095
2008 61.9657689679199
2009 51.6830724947176
2010 57.6475200499248
2011 48.787859784501
2012 67.8815961229165
2013 78.2691065522793
2014 73.3266118606604
2015 64.9112746043301
2016 77.9077147874236
2017 65.3298707550812