Year	including construction (current US$)
1970	3442719343.683938
1971	3809719525.503479
1972	4550408305.758781
1973	5932221027.43765
1974	7446432117.262668
1975	9481719566.0908
1976	10231100522.312838
1977	11735136658.213581
1978	13772199225.530779
1979	17055350407.77236
1980	22017938127.632008
1981	21656416064.117085
1982	21441586612.95321
1983	21583383586.42618
1984	22684923114.623535
1985	23351556320.66254
1986	22887338228.731388
1987	26923636363.636364
1988	27990332975.29538
1989	29970743717.86516
1990	35374698467.9777
1991	34620000308.503914
1992	36662482902.888405
1993	33274974979.208073
1994	35470131489.458176
1995	43773992928.40005
1996	50640174889.14385
1997	50783781491.22063
1998	42616134975.0169
1999	48079033747.05098
2000	63095957645.02715
2001	61976267001.79054
2002	65859365214.55949
2003	77563910623.99368
2004	93974305720.38927
2005	118971051610.39969
2006	138961377138.13483
2007	151471416142.07483
2008	189740248226.95038
2009	135283780990.09273
2010	152202288708.1207
2011	188634803855.78632
2012	192171379458.5303
2013	190806127659.57446
2014	173971277439.83063
2015	122653094967.44853
2016	105836190476.19048
2017	122505661898.04549
2018	143567291730.7101
2019	121905340909.0909
2020	98831507213.02774
2021	190786146682.1886
2022	291865441622.60547
2023	189229283685.70584