Year	current US$
1961	159213430.2452648
1962	164271557.5620859
1963	168186297.20410672
1964	224495743.78401747
1965	255340475.01808292
1966	266533605.16557553
1967	282615310.21628356
1968	311395937.24193543
1969	295062308.4939481
1970	309405316.0586872
1971	335568907.08802116
1972	391669449.25113916
1973	493237876.2954636
1974	613010552.4787171
1975	703377837.4522233
1976	775045516.8500019
1977	799030017.1452087
1978	804629876.7614405
1979	951900945.208912
1980	1047925105.5885252
1981	1105494681.673345
1982	1108776652.7838864
1983	1165171263.3824146
1984	1074373230.2843754
1985	1009723326.3151066
1986	1186628778.5142858
1987	1344664724.6628344
1988	1414951290.066825
1989	1450647019.1809852
1990	1506914407.8204668
1991	2133692696.7485716
1992	2164298425.4841185
1993	1847353211.3474987
1994	1944876755.0070808
1995	2091726101.430141
1996	2132087009.2894218
1997	2071996564.0529583
1998	2032347664.9499302
1999	1985922775.5335116
2000	1779520886.4701493
2001	1746063557.6135542
2002	1777057481.2604308
2003	2051147606.736874
2004	2362501023.2424912
2005	2936019525.60241
2006	3919577285.927029
2007	4346212355.029747
2008	5206437193.804133
2009	4714595547.751017
2010	5628878797.982574
2011	6764627745.903299
2012	6728208836.221428
2013	7223071096.85652
2014	6592537781.815179
2015	6166863896.686766
2016	6398747592.131846
2017	6800135898.288272
2018	7473550557.073785
2019	7894764885.823116
2020	8260752385.230893
2021	9222536364.012722
2022	9744039514.556463
2023	10452577062.75806