Year	current US$
1960	2940000.05722046
1961	2970000.02861023
1962	5610000.1335144
1963	18010000.2288818
1964	20219999.3133545
1965	46220001.220703095
1966	62189998.626709
1967	45279998.779296905
1968	62200000.762939505
1969	71269996.6430664
1970	59099998.4741211
1971	56840000.1525879
1972	58560001.373291
1973	40900001.5258789
1974	36319999.6948242
1975	124209999.084473
1976	61540000.9155273
1977	90169998.1689453
1978	112180000.30517599
1979	168220001.220703
1980	190809997.55859402
1981	144119995.117188
1982	138729995.727539
1983	108389999.38964799
1984	213119995.117188
1985	194330001.831055
1986	358880004.88281304
1987	409019989.013672
1988	575590026.855469
1989	715530029.296875
1990	559719970.703125
1991	878630004.882813
1992	614219970.703125
1993	627260009.765625
1994	547719970.703125
1995	649869995.117188
1996	651270019.53125
1997	494170013.42773396
1998	703880004.882813
1999	610090026.855469
2000	600650024.414063
2001	644849975.585938
2002	689369995.117188
2003	985039978.027344
2004	1419010009.76563
2005	1152640014.64844
2006	1236250000
2007	923229980.46875
2008	1039339965.82031
2009	1336790039.0625
2010	1697219970.70313
2011	1803869995.11719
2012	1799280029.29688
2013	1328170043.94531
2014	1123130004.88281
2015	1770479980.46875
2016	1318650024.41406
2017	1263540039.0625
2018	1067619995.11719
2019	910989990.234375
2020	2204360107.42188
2021	1238469970.70313
2022	1045640014.64844