Year	constant 2015 US$
1990	3659967826.2793765
1991	3749653163.1551027
1992	3606717224.4957833
1993	3856445073.4193683
1994	3854177125.060877
1995	4070008975.0253882
1996	3858869077.0459003
1997	4015512166.1682673
1998	4209221409.3842225
1999	4336121418.2199745
2000	4264737082.7226076
2001	4521008660.589797
2002	4731169991.6668415
2003	4898741048.253074
2004	4964844616.79241
2005	5057934815.762053
2006	5273231326.014797
2007	5480408322.3671255
2008	5616633739.713316
2009	6013547126.396676
2010	6248985825.209433
2011	6524283854.748761
2012	6970959109.811119
2013	7296865608.366227
2014	7735536813.9214325
2015	8118361013.891847
2016	8731793155.588068
2017	9386268043.194233
2018	9975377720.2832
2019	10457738309.501446
2020	11009971719.301128
2021	11371179068.922956
2022	11989561424.408756
2023	12493123004.308348