Year	Percent of GDP (Units)
2000	17.999
2001	19.110
2002	17.362
2003	19.803
2004	20.553
2005	20.017
2006	20.860
2007	20.779
2008	19.570
2009	22.780
2010	24.006
2011	23.769
2012	24.557
2013	25.035
2014	24.651
2015	24.803
2016	24.956
2017	25.093
2018	26.430
2019	26.414
2020	31.493
2021	30.761
2022	29.201
2023	27.837
2024	27.589
2025	28.122
2026	28.795
2027	29.532
2028	29.766
2029	29.724
