Year	constant 2015 US$
1991	152203388687.80573
1992	157820918239.3743
1993	151688251344.6287
1994	143300738683.54587
1995	146902157390.3501
1996	153957955775.312
1997	157650348140.91815
1998	159437749061.8327
1999	165273512715.44846
2000	166197331757.84143
2001	161763224984.31427
2002	162765618309.84277
2003	155984986067.37
2004	174621521635.77335
2005	160499914765.81573
2006	159839417181.2326
2007	167112707088.27454
2008	174429896288.35303
2009	174357453871.47534
2010	171186308970.18146
2011	175202434116.068
2012	168319865768.5966
2013	171930813360.75287
2014	180471248663.05258
2015	181116199284.44263
2016	177424975944.83325
2017	180531931595.76126
2018	180253751714.9642
2019	181165160365.72452
2020	177585590510.92807
2021	179483333648.93854
2022	174125124449.22995
2023	174503071484.19125