Year	including construction (current US$)
1980	13193357338.466677
1981	12468663655.70689
1982	11954328549.316135
1983	10952031452.18597
1984	10865833981.757889
1985	10319268835.08119
1986	8872157515.904942
1987	10319527228.721577
1988	10905256000.821705
1989	11632790165.498102
1990	13810632494.34471
1991	14166605925.208475
1992	15148199565.947779
1993	14844212474.417892
1994	15680740063.904982
1995	16849197236.879467
1996	17707555932.50731
1997	18662995474.91822
1998	18106971313.676525
1999	18636856038.90451
2000	20828829371.52091
2001	20022822340.950047
2002	21681237909.965267
2003	25956644168.707684
2004	30329071148.766094
2005	34600688363.33745
2006	40536385782.86453
2007	46273832958.864876
2008	53893404162.86068
2009	42012162202.18243
2010	47298917291.11383
2011	56728195317.27591
2012	56411862826.63503
2013	56880662805.27653
2014	56169080909.06653
2015	47050383499.78063
2016	47433319640.35628
2017	53030543617.61501
2018	58835548564.05187
2019	59161020815.16773
2020	53149449350.04856
2021	66143635171.716255
2022	80271454080.37735
2023	77674976871.24487