Year	including construction (current US$)
1960	39106860023.57028
1961	25931881946.250214
1962	23164127657.963566
1963	26188462408.95437
1964	32233462208.501186
1965	37486569092.89351
1966	43730369172.67003
1967	38681938001.46444
1968	35686512954.474396
1969	44470807180.239395
1970	55864248385.235886
1971	62643305523.527596
1972	72710688937.1652
1973	90036782791.49017
1974	96950545109.96982
1975	114526276234.03233
1976	111954592209.07608
1977	132380419590.66122
1978	124224982794.82733
1979	148015244796.6625
1980	165861687361.54346
1981	167203733542.50876
1982	170374777859.38834
1983	185716214798.03314
1984	197049326000.46176
1985	211936816271.95206
1986	206426675062.45987
1987	202884853710.35196
1988	227675501490.27026
1989	248541874469.20798
1990	264556425399.51184
1991	291415380174.15015
1992	330890820499.82794
1993	373069101256.641
1994	452352467803.0906
1995	569004441607.1422
1996	664262011126.2592
1997	695744022613.8066
1998	626724863473.8524
1999	683535785498.5134
2000	758860846313.7557
2001	808864513253.2136
2002	890900762940.3208
2003	1022312730817.3268
2004	1197105343018.2935
2005	1416086803096.1284
2006	1723949191572.7866
2007	2154309332035.5762
2008	2740306885963.342
2009	2911128673620.0986
2010	3539756219035.57
2011	4339058258463.369
2012	4746419821969.41
2013	5109416630904.719
2014	5397776999512.543
2015	5348737643834.119
2016	5309944010722.093
2017	5844795186603.514
2018	6524943587703.056
2019	6573037335981.429
2020	6550165346610.032
2021	8114606709017.409
2022	8261012340439.297
2023	8043120149452.429