Year	Percent of GDP (Units)
1998	12.048
1999	13.508
2000	13.602
2001	15.203
2002	16.740
2003	17.326
2004	17.932
2005	20.084
2006	23.622
2007	22.462
2008	22.120
2009	23.415
2010	23.160
2011	24.885
2012	25.134
2013	26.939
2014	28.395
2015	29.944
2016	29.740
2017	28.129
2018	28.181
2019	26.773
2020	24.824
2021	26.976
2022	27.721
2023	27.706
2024	27.119
2025	28.601
2026	29.067
2027	29.173
2028	28.206
2029	27.741
