Year	including construction (current US$)
1960	17468111.240933806
1961	16741900.400905814
1962	18715488.456201605
1963	21186610.92948854
1964	20977566.309540577
1965	23378684.25817719
1966	26129688.78501942
1967	29510451.70405001
1968	31130860.687267467
1969	32823826.970008153
1970	45113816.12864979
1971	51306585.48530061
1972	60177133.675904505
1973	88749935.43316098
1974	79371538.40323529
1975	115496549.20445758
1976	137105384.26424012
1977	180644567.08624837
1978	265394793.6472822
1979	395289828.1474357
1980	575540780.5549382
1981	415851739.47456133
1982	348137020.995763
1983	365028585.75409746
1984	315591933.7777078
1985	301382505.4615063
1986	415817316.8194095
1987	417586457.25108147
1988	395839201.9124345
1989	382435188.62184834
1990	968193649.1912423
1991	847674152.1420875
1992	818097320.6646472
1993	676265652.3198286
1994	455750466.8512386
1995	488470606.3362404
1996	509602121.72191226
1997	476292109.08808833
1998	491706500.92543584
1999	445764640.4117492
2000	405720992.6269245
2001	421401075.1942661
2002	460156053.2159206
2003	587473719.705733
2004	667609149.0400981
2005	715685384.3966435
2006	790819667.9670911
2007	1127668905.2650487
2008	1551072991.2690747
2009	1642448235.5561242
2010	1805801062.8263915
2011	1998435245.5172994
2012	2501642408.7560735
2013	2663228110.2931147
2014	2564302133.6007304
2015	2182581982.6724744
2016	2209258513.353776
2017	2356942358.6309814
2018	2528651488.4932437
2019	2653467172.497063
2020	2781750783.5340786
2021	3107433600.8553543
2022	2915225201.4434004
2023	3396311799.981044