Year	current US$
1960	462405814.4567028
1961	501927678.94018173
1962	501927678.94018173
1963	533545170.5269648
1964	535521283.512071
1965	497975492.4918338
1966	557258289.2170521
1967	614564992.7180965
1968	656062950.4257493
1969	687680442.0125325
1970	853751316.5721107
1971	859393115.8649011
1972	975395583.3768041
1973	1379890190.2422764
1974	2163914002.7374454
1975	2996086107.1238475
1976	3520253831.3656063
1977	4123911420.5304236
1978	3980131860.662865
1979	4752055199.949527
1980	6085317298.024765
1981	6184035097.759293
1982	5968583544.938072
1983	4852572439.755585
1984	5148384842.874485
1985	5067330815.860081
1986	5526888962.552565
1987	5914964604.972351
1988	6462582987.172772
1989	7314302140.508495
1990	9074317736.390942
1991	8865788883.082277
1992	9469830979.152025
1993	8739349822.561565
1994	9390609855.481909
1995	11335099531.615927
1996	10902426721.07772
1997	10658406549.805817
1998	11452325638.539604
1999	12003458114.142206
2000	12579800084.69791
2001	12314903925.736366
2002	13353797749.750475
2003	16048236121.324999
2004	19968080462.633305
2005	23064213861.961548
2006	26592143477.01568
2007	34711235492.99083
2008	46189159809.427345
2009	37077112112.29847
2010	40097025623.13788
2011	49394706345.89534
2012	49324878352.936134
2013	50467526991.83772
2014	49749730471.190956
2015	41176430827.741905
2016	45062154625.71614
2017	49273637902.11265
2018	55299739977.25574
2019	54024112942.436966
2020	46174693558.8201
2021	60199361761.11567
2022	73711943909.1555
2023	73738262314.54146