Year	including construction (current US$)
1960	150605152359.8231
1961	123034521038.2446
1962	122369233067.76161
1963	137277623797.03207
1964	161421721716.5533
1965	183072578208.08237
1966	195066603077.95026
1967	192485012585.0863
1968	197374668231.12845
1969	230577488766.75858
1970	265914228139.95688
1971	294738944537.579
1972	332858405075.6714
1973	428292787523.34644
1974	564570139439.6422
1975	618872449907.1606
1976	669500411440.3286
1977	753024679177.1981
1978	783036357228.9222
1979	991148396601.4594
1980	1152951246963.6372
1981	1178245103471.3804
1982	1123569168225.7854
1983	1130217512160.8125
1984	1132919315770.1848
1985	1144390151051.1265
1986	1124334923904.3184
1987	1145743757164.8025
1988	1260669820033.8425
1989	1301771813116.8018
1990	1456506623070.5469
1991	1344628817068.478
1992	1373406333218.87
1993	1500308446394.4163
1994	1656130463361.0193
1995	1789194101767.337
1996	1973115074857.025
1997	2091796600412.4587
1998	1971184646835.2637
1999	1919173350548.2244
2000	2149366029110.721
2001	2152171829292.4155
2002	2222085512971.9854
2003	2501211186192.003
2004	3057040329680.752
2005	3707695715285.523
2006	4471165371277.351
2007	5488835406075.978
2008	6698728948276.664
2009	6274401588489.176
2010	7722110310717.239
2011	9222903766271.664
2012	9720636582191.137
2013	10044793463707.262
2014	10247135944047.719
2015	9506096260306.857
2016	9352157742769.078
2017	10397343683117.28
2018	11306646594347.957
2019	11298284009712.959
2020	10799819046574.844
2021	13390940493709.574
2022	14265400176660.2
2023	14072871067474.709