Year	constant 2015 US$
2003	321503155901.7257
2004	382145402513.3733
2005	413859663123.51434
2006	416863438347.3991
2007	469449967193.145
2008	539790387649.5058
2009	476458598737.9065
2010	524886500445.6567
2011	416801710555.62366
2012	461878155909.1916
2013	469162933584.37305
2014	444472743995.7003
2015	406628736921.96655
2016	393415254928.68506
2017	418567809882.63654
2018	455330445350.15625
2019	493127652972.3029
2020	416755614187.37866
2021	480110008547.23193
2022	490526571204.6731
2023	554152636596.868