Year	including construction (current US$)
1962	65128095.23809523
1963	69084047.61904761
1964	75165634.92063493
1965	80420396.82539682
1966	87145158.73015873
1967	95844047.61904761
1968	97236507.93650794
1969	106366666.66666667
1970	118168968.25396825
1971	132748333.33333333
1972	151349206.34920636
1973	197290793.65079364
1974	295808727.38095236
1975	310590634.9206349
1976	369182539.6825397
1977	479214285.71428573
1978	603365079.3650794
1979	781047619.0476191
1980	1088912698.4126985
1981	1417452380.952381
1982	1384161764.7058823
1983	1495593887.0547945
1984	1167806904.5137465
1985	858786023.3945996
1986	1020115724.5071511
1987	1104072187.739521
1988	1257099037.6190476
1989	1441139679.511456
1990	1908780601.3172874
1991	2562988870.661032
1992	2541660229.8207026
1993	2407163957.9774127
1994	2536910498.6979985
1995	2875072583.111736
1996	3078381258.891196
1997	3107014268.226608
1998	3055218844.7784514
1999	3104359119.0643363
2000	3149401619.5734797
2001	3276145386.989062
2002	3034737063.919416
2003	3097573854.3414574
2004	3696294227.2092767
2005	4218698180.6432714
2006	5144249316.769644
2007	6624922532.075164
2008	9050750462.563631
2009	8356543135.8675785
2010	9433334099.207264
2011	11488788144.499033
2012	11483503515.28588
2013	12795049043.08684
2014	13570245102.916576
2015	12522734779.871315
2016	12449784604.699389
2017	13412578694.302042
2018	13498121925.653625
2019	12700934665.108706
2020	12119328207.285868
2021	13854848141.95561
2022	14370535720.684153
2023	13898534308.953936