Year	constant 2015 US$
1991	1444766337473.3567
1992	1423436498892.7314
1993	1359439224072.0217
1994	1425073250751.7322
1995	1466921610751.7092
1996	1468265941363.3767
1997	1527897320095.6326
1998	1574233548154.5398
1999	1616484026116.7234
2000	1712092611737.828
2001	1740945907195.293
2002	1741473546597.4297
2003	1759389296333.717
2004	1814833091014.1807
2005	1853896588131.131
2006	1962604084781.6973
2007	2043646719042.672
2008	2004324263406.7988
2009	1715401351731.6194
2010	1887293751994.5962
2011	1975988075626.19
2012	1927610777763.5247
2013	1913598805580.3423
2014	1982156212568.0442
2015	2073912219625.5757
2016	2128239104623.5925
2017	2211517457461.6924
2018	2260217449125.5776
2019	2276637001891.6255
2020	2117695122947.9976
2021	2332185737117.305
2022	2423040754629.921
2023	2402100988222.594