Year	constant 2015 US$
2007	1899651779.8628035
2008	1953466159.8277912
2009	1959250182.425651
2010	2023912378.1738644
2011	2077781357.5462875
2012	1939944166.410912
2013	1888546704.7198963
2014	2007935862.479362
2015	1955249354.0971801
2016	2096339690.4991176
2017	2238321435.8798966
2018	2337289279.279974
2019	2430587181.8936033
2020	2240791105.206752
2021	2423331379.0614576
2022	2422013588.7967944
2023	2406430300.7231607