Year	Percent of GDP (Units)
2003	16.846
2004	23.238
2005	24.119
2006	28.547
2007	32.893
2008	41.740
2009	41.641
2010	37.007
2011	28.725
2012	24.088
2013	27.392
2014	24.267
2015	32.900
2016	23.673
2017	27.861
2018	26.800
2019	24.437
2020	46.042
2021	52.081
2022	50.804
2023	42.609
2024	35.221
2025	34.873
2026	33.902
2027	33.384
2028	33.159
2029	33.716
