Year	including construction (current US$)
1960	8951929164.253847
1961	9788506291.995728
1962	10843606281.828106
1963	12242723695.9587
1964	13794836591.882458
1965	15160921648.247915
1966	12161798104.265059
1967	12525141996.779774
1968	13646090556.125051
1969	15660770230.575514
1970	17138434286.650846
1971	18793869319.66063
1972	19104369413.605816
1973	21484253729.711437
1974	27285197240.78493
1975	28730895820.96555
1976	30647764713.564354
1977	35948158070.66701
1978	41528752742.101395
1979	47892452159.68451
1980	57902521297.70783
1981	62065858974.890236
1982	64312544456.27871
1983	68877920073.97275
1984	69430540276.9586
1985	75168409046.72987
1986	80396173344.30444
1987	89351604926.2798
1988	95898449289.85446
1989	98853175106.07463
1990	106781890865.88748
1991	91985923072.45135
1992	98981438026.85385
1993	98128002515.78828
1994	114701734370.56656
1995	130173453369.3703
1996	139228694747.72647
1997	145852200798.68954
1998	146427487634.9318
1999	153402922236.11322
2000	163669762953.66595
2001	164207944420.26813
2002	178616718565.0349
2003	207854443472.1671
2004	255923018607.3562
2005	298221539683.14435
2006	353363535265.59033
2007	446867715716.51324
2008	456304388558.5536
2009	499523214493.79456
2010	607676641211.4672
2011	658582324536.643
2012	656058352072.5505
2013	652806636544.9592
2014	699784003026.9672
2015	720308519665.1542
2016	783411213890.3892
2017	892372603858.9076
2018	919688057693.0122
2019	910152610009.3702
2020	882594749776.8073
2021	1077100156880.7085
2022	1111448879774.9294
2023	1139861063842.2278