Year	current US$
1963	179203034.94780803
1964	182648655.6006243
1965	197010997.58868214
1966	237974056.97790807
1967	261198612.02531597
1968	273809603.3111094
1969	297692976.52684784
1970	275447512.4990303
1971	305339061.3928422
1972	351203773.1471883
1973	417823437.45506126
1974	440838427.30575544
1975	649589472.0832998
1976	582693252.8486172
1977	690086107.4495671
1978	758959512.4318731
1979	775267425.8043342
1980	1020525488.5078918
1981	951318696.6148267
1982	838523133.0201194
1983	756971085.2247536
1984	709725134.4803057
1985	728947703.0257288
1986	1019066610.6682374
1987	1224071087.2417214
1988	1460524392.844491
1989	1494067439.042252
1990	1264087100.7298307
1991	1257357485.8820314
1992	1354386901.5478761
1993	1422872650.138898
1994	778303072.9362887
1995	1085154211.6078537
1996	1409927778.193242
1997	1494140437.979768
1998	1694087639.0054069
1999	1680298851.4380662
2000	1448813183.589657
2001	1466387138.226813
2002	1672656908.0080981
2003	2030020491.848795
2004	2110178323.747015
2005	2426916708.6852827
2006	2663571160.25105
2007	3127241174.886722
2008	3815750822.6827493
2009	3979363308.6974516
2010	3939545718.825798
2011	4519028386.423539
2012	4385278038.744982
2013	4815515209.60356
2014	5034289701.679102
2015	4492058666.731913
2016	4729317321.773943
2017	4920996785.105831
2018	5382210934.901668
2019	5361291954.4149275
2020	5510627382.262361
2021	6482238336.048768
2022	6530960550.143011
2023	7161039598.186331