Year	constant 2015 US$
1995	1048.6026244326176
1996	1091.4335475466355
1997	1124.8320869741647
1998	1138.4663717414853
1999	1158.344195104075
2000	1202.8832592324877
2001	1221.3315419742385
2002	1245.7299405825108
2003	1281.1328982180019
2004	1337.6645372005974
2005	1407.660848246951
2006	1479.016587407172
2007	1573.336546239936
2008	1633.8958273501623
2009	1665.8072562251023
2010	1767.8202704752237
2011	1884.4856765681204
2012	1965.68817383574
2013	2049.2033408650946
2014	2122.33898203733
2015	2194.1035096361015
2016	2272.7141764549424
2017	2373.497426504426
2018	2465.908636126533
2019	2541.9086240997335
2020	2424.1367419268686
2021	2625.9110898546073
2022	2731.1360616125753