Year	including construction (current US$)
1960	473530259.17771345
1961	515397259.9159812
1962	616094628.9387891
1963	677451408.2620654
1964	786810911.9893376
1965	875958768.0728599
1966	931901725.455864
1967	934789103.6906854
1968	929375281.7504132
1969	1070134978.8646357
1970	1171554216.9461849
1971	1292637455.5247588
1972	1597601288.9972749
1973	2394827591.8521037
1974	3404921134.3099294
1975	3359766114.2571616
1976	4119802091.2229624
1977	5043808330.858337
1978	6298463369.835262
1979	8449383853.901542
1980	10234108723.344341
1981	10265940823.52303
1982	10337605249.996574
1983	11820903349.488422
1984	13316952119.820349
1985	12240944615.515966
1986	10881100679.387722
1987	12398606466.48447
1988	13529185121.485819
1989	15463065029.263426
1990	18577568279.495358
1991	20692464358.452137
1992	24345231083.362785
1993	26814472659.322987
1994	29822054564.852917
1995	36725677830.94099
1996	43900548533.26974
1997	44575910284.6192
1998	31664033836.119038
1999	36771578947.36842
2000	45319736842.10526
2001	42868684210.52632
2002	45496842105.26316
2003	51330789473.68421
2004	60541315789.47369
2005	66554496167.50795
2006	75677373256.52496
2007	86315358324.44382
2008	104107729613.56279
2009	82860477065.84445
2010	103279420891.14638
2011	118657073212.01973
2012	126201720343.91338
2013	128939934476.0512
2014	134970942845.09572
2015	115870105036.64838
2016	113523135189.88902
2017	121627526107.2062
2018	137385412613.72002
2019	136856030339.38687
2020	121263990187.1829
2021	140991891719.03036
2022	159128012646.007
2023	150598294967.0823