Year	current US$
1960	688571391.4285715
1961	680000014.2857143
1962	719999985.7142857
1963	754285682.8571428
1964	788571428.5714287
1965	877142842.8571429
1966	960000014.2857143
1967	974285691.4285715
1968	1088571420
1969	1014084471.8309858
1970	732805162.0453727
1993	2977409492.748234
1994	3179321755.8637486
1995	3964928827.280887
1996	4154705691.7912545
1997	3815079264.263653
1998	3503026620.8732696
1999	3930877623.428872
2000	4076795281.577582
2001	4334225119.546381
2002	4685013633.035486
2003	5166079988.590098
2004	5735031013.295819
2005	6834186216.566891
2006	7779409859.91592
2007	9077790423.472261
2008	10734450669.341463
2009	10784901627.201233
2010	11804859708.357006
2011	13596368933.103363
2012	14669704608.232084
2013	15876546756.471537
2014	17560984505.758514
2015	18890382825.14904
2016	20824536991.601997
2017	22489221146.563972
2018	24339665846.400948
2019	26685354507.64257
2020	25812997712.84075
2021	26080304488.779167
2022	27291214139.431694
2023	20928838970.00384