Year	constant 2021 US$
1971	130520004.272461
1972	1263099975.58594
1973	2079699951.17188
1974	2385830078.125
1975	4230750000
1976	1889829956.05469
1977	2762229980.46875
1978	2993729980.46875
1979	3062260009.76563
1980	3066620117.1875
1981	2723040039.0625
1982	3420350097.65625
1983	2579290039.0625
1984	2963679931.64063
1985	2611060058.59375
1986	2757610107.42188
1987	2983429931.64063
1988	2362030029.29688
1989	2535360107.42188
1990	2808239990.23438
1991	2520679931.64063
1992	2211340087.89063
1993	1735390014.64844
1994	1982890014.64844
1995	1314180053.71094
1996	1287430053.71094
1997	1262670043.94531
1998	1436339965.82031
1999	1471319946.28906
2000	1445280029.29688
2001	1454079956.05469
2002	1222920043.94531
2003	1724010009.76563
2004	1752660034.17969
2005	1506020019.53125
2006	1197189941.40625
2007	927559997.558594
2008	1169010009.76563
2009	1063979980.46875
2010	1425060058.59375
2011	1440630004.88281
2012	2151449951.17188
2013	2663389892.57813
2014	2457110107.42188
2015	2915030029.29688
2016	2828709960.9375
2017	4124680175.78125
2018	3208610107.42188
2019	4694339843.75
2020	5530430175.78125
2021	5089109863.28125
2022	5743330078.125