Year	Percent of GDP (Units)
1993	21.993
1994	21.688
1995	20.788
1996	19.876
1997	20.748
1998	21.303
1999	21.766
2000	21.830
2001	21.068
2002	19.943
2003	23.526
2004	26.996
2005	27.766
2006	28.267
2007	30.308
2008	31.114
2009	32.694
2010	31.965
2011	32.156
2012	33.803
2013	34.349
2014	34.601
2015	35.366
2016	34.867
2017	34.428
2018	33.508
2019	33.684
2020	33.805
2021	33.458
2022	33.960
2023	32.191
2024	34.550
2025	34.873
2026	34.682
2027	34.797
2028	34.874
2029	35.062
