Year	constant 2015 US$
1997	96148590114.11276
1998	102064100323.4482
1999	99772815905.92822
2000	103556474932.41878
2001	106681796817.03917
2002	117106034376.55637
2003	122989268083.77075
2004	130911598764.25162
2005	136541003936.57607
2006	154312007251.34464
2007	162988079698.62012
2008	169082936961.31628
2009	182907607480.08475
2010	187555056968.0281
2011	200001348821.9305
2012	210762075366.19818
2013	216517204540.66815
2014	227275318248.1921
2015	232880272630.3339
2016	243065407985.46585
2017	250263133636.62564
2018	262274355519.90213
2019	269897724843.82318
2020	276293231990.8817
2021	292364365232.2144
2022	300510301761.3866
2023	299094293757.09265