Year	Percent of GDP
1980	24.773
1981	19.171
1982	23.574
1983	22.682
1984	21.839
1985	20.722
1986	24.081
1987	19.801
1988	22.35
1989	20.777
1990	20.93
1991	23.516
1992	20.743
1993	20.752
1994	19.974
1995	20.125
1996	19.862
1997	18.722
1998	22.552
1999	20.561
2000	19.898
2001	18.805
2002	18.496
2003	21.079
2004	19.775
2005	14.753
2006	15.291
2007	13.21
2008	10.03
2009	7.468
2010	7.091
2011	5.138
2012	10.369
2013	9.051
2014	9.566
2015	8.721
2016	9.128
2017	10.119
2018	9.969
2019	11.753
2020	12.988
2021	14.039
2022	14.454
2023	14.311
2024	13.996
