Year	constant 2015 US$
2000	1725.8274397261116
2001	1719.4300729075026
2002	1729.4760453315903
2003	1750.923136563924
2004	1804.884252736657
2005	1880.993687325955
2006	1957.3236132699224
2007	2067.2907840683815
2008	2115.00306830845
2009	2031.1898404166004
2010	2007.526699139603
2011	2030.2435248564377
2012	2035.624651979845
2013	2056.723936461343
2014	2050.8812480376287
2015	2103.3420117584487
2016	2137.2171109166675
2017	2227.5074584944
2018	2237.8136826518457
2019	2252.8437326158087
2020	2032.3812807559193
2021	2225.9967524469944
2022	2312.2016816368646
2023	2374.131681965943