Year	current US$
1969	43799999.237060495
1970	47930000.3051758
1971	41060001.373291
1972	44419998.1689453
1973	53750000
1974	76959999.0844727
1975	98120002.746582
1976	100319999.69482401
1977	120000000
1978	109559997.558594
1979	136160003.66210902
1980	156919998.168945
1981	170190002.44140598
1982	234699996.94824198
1983	210919998.168945
1984	191279998.779297
1985	187369995.117188
1986	186529998.779297
1987	207419998.168945
1988	230869995.117188
1989	265010009.765625
1990	292540008.544922
1991	308119995.11718804
1992	305980010.986328
1993	299329986.57226604
1994	329209991.455078
1995	348389984.13085896
1996	236779998.779297
1997	263520019.53125
1998	298000000
1999	286000000
2000	300779998.779297
2001	359369995.11718804
2002	392200012.207031
2003	430059997.558594
2004	448780029.296875
2005	350109985.35156304
2006	371809997.558594
2007	388440002.441406
2008	473190002.441406
2009	472830017.089844
2010	544969970.703125
2011	607940002.441406
2012	667344238.28125
2013	538640380.859375
2014	680100341.796875
2015	771379516.601563
2016	716534057.617188
2017	892903869.628906
2018	759275695.800781
2019	765021972.65625
2020	774581970.214844
2021	727358520.507813
2022	851476039.8864746