Year	constant 2015 US$
1995	658.3696626296235
1996	784.9712161807095
1997	863.0890448781319
1998	906.5778774393887
1999	831.1592105365294
2000	1007.1695510491934
2001	1071.0833571768533
2002	1140.5540300976904
2003	1356.0555648294269
2004	1444.3439451067136
2005	1645.433442771958
2006	1779.042038824177
2007	1847.035369999368
2008	1958.5665978360723
2009	1803.7375566910036
2010	1976.9947256257517
2011	2160.521042911843
2012	2180.7700506246288
2013	2320.7815228923873
2014	2449.3510761860375
2015	2408.360818185033
2016	2475.19762926853
2017	2661.3297562187026
2018	2799.298865344981
2019	2966.2941160414944
2020	2771.8927620031536
2021	3298.747984318921
2022	3166.8424291166198
2023	3226.4838756574813