Year	constant 2015 US$
2000	400817261.89977777
2001	469458527.40948516
2002	610531621.7574972
2003	612791420.1257716
2004	627200163.0360037
2005	612085544.5944699
2006	564832190.4281329
2007	534428829.7636728
2008	607699765.2084357
2009	797156112.906922
2010	1129665260.2693033
2011	1283823434.3375173
2012	1320549481.6027443
2013	1153498819.2695053
2014	1089073459.8607867
2015	1229231085.236932
2016	1343784306.89336
2017	1342169411.4191318
2018	1323798179.931503
2019	1226679028.602583
2020	953361413.9572146
2021	1149724671.650938
2022	1487047579.4108572