Year	including construction (current US$)
1965	165264980.58642018
1966	175839607.77151963
1967	188210665.6845349
1968	203987041.46399808
1969	213878621.45588276
1970	214541747.40426335
1971	237873441.2609035
1972	282508735.0443529
1973	353987434.1950457
1974	385534759.9656854
1975	521200547.42388344
1976	549486203.1965499
1977	624390247.2083498
1978	744053375.7909057
1979	1221784456.4984653
1980	1566644667.5353894
1981	1825331601.1967154
1982	1999657568.2934434
1983	2275721072.659438
1984	2532974327.939421
1985	2932411634.3861623
1986	3851923911.467591
1987	3791315580.4317746
1988	3465369014.3435106
1989	3189663023.155394
1990	3541038257.5803375
1991	3419625616.117045
1992	3031072237.4812055
1993	4713613853.615876
1994	2679880836.23846
1995	3138228420.457846
1996	3308828695.6236334
1997	3065013653.31193
1998	3111985618.8245215
1999	3176039954.5524564
2000	3009647185.5109806
2001	2868096924.5676217
2002	3411712843.869616
2003	4539305129.485038
2004	5210509721.742609
2005	5456074791.196453
2006	6002271799.605997
2007	6490580250.1525545
2008	7649392247.4535
2009	7405380476.417599
2010	7109179531.704763
2011	7895656206.156173
2012	8028746794.154068
2013	9019689641.499119
2014	9354181155.278173
2015	8082026755.398584
2016	8177031868.80004
2017	8758299982.923294
2018	9861921772.542898
2019	9451588212.830572
2020	9393365983.594406
2021	11024567757.230022
2022	11481472734.642088
2023	12080589221.925146