Year	including construction (current US$)
1960	511194213.478059
1961	581462833.9041258
1962	692983711.6858238
1963	744440724.9159867
1964	843942302.8846153
1965	1004423091.3461539
1966	1188120221.153846
1967	1407216346.153846
1968	1514519235.5769231
1969	1669591432.6923077
1970	1793269168.2692306
1971	1995192322.1153846
1972	2230766120.566467
1973	2903628764.957349
1974	3651515184.9784517
1975	3837232650.4939895
1976	4691152824.081329
1977	5803892264.661605
1978	7095754737.276852
1979	8306015151.817902
1980	9278361053.84587
1981	10488375588.891573
1982	10797554325.378185
1983	12246372740.033138
1984	13364950485.776505
1985	12387032399.376307
1986	14257678270.974474
1987	16850112351.70547
1988	21324527243.3116
1989	26192001220.447586
1990	31768784233.79652
1991	37975459660.980156
1992	42414275215.46348
1993	47501954117.699524
1994	54265948499.62338
1995	63103828766.85278
1996	67871819254.49645
1997	54912882894.30919
1998	41050221561.55264
1999	46080865600.51215
2000	46347280873.91135
2001	43692887317.44535
2002	49549555106.772026
2003	57742030015.607956
2004	65531445588.237305
2005	72897452096.74857
2006	86811400554.18958
2007	103681882889.48366
2008	115036873709.99348
2009	108764527235.11505
2010	136174909158.56221
2011	140842142360.35715
2012	148462965010.04468
2013	155097185387.20035
2014	149750215772.35327
2015	145185677632.17618
2016	147103713148.1716
2017	159810495114.42477
2018	176059028494.5701
2019	182743043054.59174
2020	166607384182.7388
2021	177441113862.3514
2022	174229665672.22073
2023	169347824644.0188