Year	% of GDP
1960	106.0207248926015
1961	102.36219322986166
1962	102.00131408410138
1963	99.0253088458184
1964	105.71547152725852
1965	103.58582949308757
1966	98.41715598672454
1967	100.75775799855664
1968	105.23693534100975
1969	106.69890198448675
1970	104.18589647923258
1971	107.11946350592638
1972	108.2898964630672
1973	109.5819524390953
1974	110.23064097814006
1975	110.3484083351949
1976	108.84513458111313
1977	98.61557724725239
1978	96.77850653452917
1979	100.82482416991844
1980	99.97485701116675
1981	108.61896587461605
1982	110.59978317738633
1983	107.33141040823358
1984	106.03088328323733
1985	109.83270654916504
1986	97.04245340232998
1987	99.66611891934237
1988	104.15491597796833
1989	108.78492851413
1990	103.81340222896699
1991	101.81104480848282
1992	105.54981367633869
1993	94.67367118079603
1994	100.28768922911482
1995	105.10019554571097
1996	107.22442049421042
1997	107.80634770123638
1998	107.60900701181922
1999	106.15853271927651
2000	111.9329146527026
2001	113.69942046188078
2002	116.32285280147912
2003	114.92387651282804
2004	114.23005455617101
2005	119.94128029519788
2006	120.48267579200751
2007	121.78704021534902
2008	129.69078965836678
2009	117.92602577448778
2010	118.24978031386708
2011	123.0845924323488
2012	121.67265543791082
2013	122.10780562196948
2014	122.23181354469119
2015	116.2741907009617
2016	112.82834793225345
2017	114.2090473740452
2018	112.85020947085486
2019	114.03844613877816