Year	current US$
1990	27219243077.442257
1991	26708182504.90472
1992	23541067727.491627
1993	22961528897.551758
1994	21663824598.054085
1995	24621552902.441124
1996	26383141361.445477
1997	28751505863.585728
1998	31029436048.883656
1999	31370926147.415665
2000	33999671021.230522
2001	34146882769.737873
2002	36893226202.084694
2003	40289155821.24727
2004	45399587375.21573
2005	50381891693.5548
2006	57221887530.31353
2007	66196474947.28777
2008	76278096562.66795
2009	82786299287.78488
2010	90310902801.69836
2011	103097912482.41557
2012	107592943257.8086
2013	121052694812.50345
2014	130039836240.82564
2015	132071621988.43616
2016	158286967758.71097
2017	169863285309.94308
2018	186837675247.3932
2019	202477731877.4898
2020	205888165025.86856
2021	228625149826.16168
2022	247421646152.0578
2023	253516968959.63287