Year	% of GDP
1987	108
1988	103.7037037037037
1989	110.71428571428572
1990	113.33333333333333
1991	111.86440677966101
1993	80.43912175648703
1997	130.55639513951397
1998	141.01262236513043
1999	130.8872550486163
2000	89.73358797625886
2001	98.7158091804188
2002	86.18270999115826
2003	96.26301321437589
2004	99.10285153075047
2005	84.15579922736688
2006	63.47653737246618
2007	64.52682185185185
2008	76.03103840711543
2009	68.29277151932791
2010	64.05403265902241
2011	66.35680441697174
2012	68.21896954638888