Year	Percent of GDP
1980	25.108
1981	22.781
1982	22.597
1983	19.99
1984	21.429
1985	22.199
1986	22.932
1987	24.684
1988	26.395
1989	29.736
1990	31.611
1991	40.805
1992	40.524
1993	36.847
1994	37.659
1995	30.468
1996	30.128
1997	22.801
1998	22.218
1999	20.004
2000	17.356
2001	16.959
2002	13.169
2003	28.552
2004	34.66
2005	33.75
2006	37.587
2007	46.294
2008	46.528
2009	55.222
2010	62.661
2011	56.119
2012	52.459
2013	50.948
2014	47.297
2015	47.944
2016	43.13
2017	42.692
2018	43.278
2019	43.217
2020	42.734
2021	42.17
2022	42.002
2023	41.789
2024	41.807
