Year	including construction (current US$)
1981	115640660818.19937
1982	99096078753.00424
1983	76983713747.06848
1984	66665896652.05252
1985	69692757792.06015
1986	60022136198.98733
1987	68694708541.84168
1988	71048019727.45322
1989	72358674259.66039
1990	204588342078.24368
1991	54654630125.315926
1992	46221301847.40037
1993	45814393520.84582
1994	50652128420.77206
1995	90668059642.16281
1996	112693097134.37877
1997	124941325403.65034
1998	115172100044.90227
1999	83061459683.07155
2000	109470654965.1106
2001	89981576172.51591
2002	94608412211.10732
2003	98063017398.80788
2004	130243995705.666
2005	170891838453.26035
2006	213819585943.63217
2007	261378204642.85638
2008	345018107014.9662
2009	263831834439.31796
2010	339763095935.8949
2011	441150875381.7787
2012	474760223598.6377
2013	491760213417.4389
2014	491322856236.9094
2015	349124700106.6196
2016	300222666538.5588
2017	354234891222.41046
2018	437719132342.26984
2019	451487019636.68066
2020	374432539055.07
2021	465349749219.6442
2022	581872705214.1438
2023	501387976425.7055