Year	including construction (current US$)
1965	5601864000
1966	6381072000
1967	7163664000
1968	8046192000
1969	9065808000
1970	10870792000
1971	11620088000
1972	13464176000
1973	16393936000
1974	22210832000
1975	26868328000
1976	26994859328.406586
1977	25363469631.861073
1978	31625800500.724735
1979	41941688226.266174
1980	57419883665.199776
1981	71825525188.66
1982	48702364277.86249
1983	45305275450.8968
1984	52746909037.82444
1985	55133771878.60102
1986	38615491366.89589
1987	44577250807.76646
1988	54019608970.98902
1989	60056165657.717964
1990	68309815050.06579
1991	80632820307.24582
1992	93425913875.02916
1993	174891336772.13855
1994	180313365432.9613
1995	126562871596.75516
1996	148411106964.6111
1997	182024771862.20554
1998	190416556316.18155
1999	216177898974.49878
2000	255171147699.5858
2001	265156407997.05255
2002	266421369894.11096
2003	241153305411.73392
2004	270473062963.94452
2005	303286287568.27466
2006	350824941954.6791
2007	375070987131.2656
2008	404778874251.69934
2009	301893499710.4742
2010	359699376970.9547
2011	415690561101.7984
2012	427946749061.3509
2013	427013357744.0387
2014	435517489100.9558
2015	374183090681.14514
2016	340530209668.2297
2017	380538921820.6393
2018	402567140305.44666
2019	414750424439.6683
2020	346919992769.11316
2021	421133781295.2462
2022	486852831843.23816
2023	567998497413.9742