Year	constant 2015 US$
1960	1608797101796.7703
1961	1627360405004.6448
1962	1681086567250.9153
1963	1764010565163.4768
1964	1907376098301.7886
1965	2024736441101.334
1966	2125913284346.8877
1967	2195118703087.7356
1968	2331300028514.6304
1969	2523302133779.297
1970	2727797259676.6343
1971	2897548097731.541
1972	3079905541471.388
1973	3296456427381.058
1974	3494867362422.575
1975	3645619431970.0728
1976	3876445375690.424
1977	4055487323924.515
1978	4208800625083.712
1979	4405859801940.131
1980	4615768925454.336
1981	4702740693944.466
1982	4837741691708.162
1983	4916054048560.795
1984	5151178881512.058
1985	5384232027196.706
1986	5583998036685.221
1987	5843569376414.099
1988	6083084116475.326
1989	6273791861740.69
1990	6478074434210.427
1991	6663052985990.808
1992	6951967020695.386
1993	7306799078723.834
1994	7686400045709.42
1995	8037343724013.88
1996	8538085281988.028
1997	9018524227236.494
1998	9314729963943.27
1999	9655798327078.668
2000	10194455360948.477
2001	10563197101158.7
2002	11062688204025.842
2003	11713692974841.373
2004	12614582716580.633
2005	13539295857914.826
2006	14656726618152.24
2007	15958531509283.861
2008	16903219738376.703
2009	17574591103230.639
2010	19012417940303.457
2011	20247207521109.246
2012	21389258178974.477
2013	22596307128747.758
2014	23764754198727.8
2015	24911694910932.1
2016	26108760232490.65
2017	27512321914494.51
2018	28891830558719.008
2019	30071534704931.344
2020	29706850900038.84
2021	31936711342457.145
2022	33166463950936.375
2023	34672077138190.715