Year	constant 2015 US$
1990	11349933496.113594
1991	11834055679.799576
1992	11818681905.560432
1993	11738028589.149681
1994	11737598730.480099
1995	12012843238.048727
1996	12187694637.499844
1997	13098051349.544071
1998	14785154534.935215
1999	15416540135.074678
2000	15616464213.25503
2001	16114925730.201847
2002	17232462750.095577
2003	18030864057.91274
2004	19309873703.2665
2005	21046880239.392353
2006	22990466372.53729
2007	24377128813.124817
2008	24201282222.199673
2009	24758234385.426884
2010	27264182709.59227
2011	30118016433.63002
2012	29803897590.37254
2013	31097927574.947876
2014	32790760012.012257
2015	34986335410.2141
2016	35476413461.18797
2017	36810628709.25717
2018	38887155868.3419
2019	40066365503.7935
2020	40775445164.280365
2021	42083701898.88655
2022	44246416106.86873
2023	45276643059.14415