Year	constant 2015 US$
1990	4182266331.663236
1991	4697811390.089036
1992	4539527873.226462
1993	4699200157.805439
1994	4821445393.510541
1995	4833337029.265689
1996	5171733697.896634
1997	5410748615.533838
1998	5828781959.826795
1999	6194088966.452428
2000	6208822021.665289
2001	6895374675.317921
2002	7013345919.114743
2003	7872092689.178572
2004	7999247703.8800745
2005	8528087858.674571
2006	8874750051.970158
2007	9193311124.715479
2008	9678885552.284279
2009	9974443991.409908
2010	10571921824.564974
2011	10939765867.650599
2012	10821903385.80532
2013	11144407134.438074
2014	12012098450.157145
2015	12808995432.800114
2016	13488558046.884481
2017	14135046466.590391
2018	14861549361.10793
2019	15399003608.983591
2020	15138452125.280806
2021	15547292929.822414
2022	16179645796.050083
2023	16913895452.699627