Year	% of GDP
1977	96.8110920690715
1978	95.6757541051304
1979	97.2494525060394
1980	115.050930730435
1981	104.783093890419
1982	90.8426070952489
1983	97.7259758436207
1984	98.0954116254339
1985	93.6093921919511
1986	99.7595666909212
1987	108.615302961417
1988	105.402704440889
1989	103.165319982972
1990	98.847756233414
1991	103.806041840122
1992	98.2599836248045
1993	97.1343201809362
1994	89.4700748862933
1995	92.7310059727792
1996	96.0922437983443
1997	89.8826797683184
1998	88.2787536799771
1999	86.480143726709
2000	92.0660166326646
2001	83.1019257368324
2002	82.4397643303801
2003	86.6484449429349
2004	82.3050073946646
2005	87.7202465906079
2006	84.6584669046703
2007	80.0261945239561
2008	84.7576077335842
2009	70.9145482670767
2010	75.5788734355484
2011	77.6352179371727
2012	78.7841621086581
2013	82.9672314292331
2014	113.4964460614
2015	112.09980106408
2016	107.700655813654