Year	Percent of GDP
1989	16.176
1990	19.352
1991	18.567
1992	18.963
1993	18.116
1994	20.28
1995	19.69
1996	20.231
1997	20.926
1998	20.981
1999	21.41
2000	21.488
2001	21.749
2002	21.303
2003	21.173
2004	20.14
2005	19.532
2006	19.096
2007	18.99
2008	18.647
2009	20.081
2010	19.155
2011	17.915
2012	18.916
2013	18.652
2014	18.092
2015	18.765
2016	19.493
2017	19.911
2018	20.95
2019	21.386
2020	21.581
2021	21.795
2022	21.97
2023	22.313
2024	22.467
