Year	including construction (current US$)
1981	640244541.062802
1982	680842560.3864735
1983	726855893.7198068
1984	821164541.062802
1985	869777729.4685991
1986	955727053.1400967
1987	1158515700.4830918
1988	1120993236.7149758
1989	1184137391.304348
1990	1132761304.3478262
1991	979779903.3816426
1992	639444638.7154326
1993	658300184.9380809
1994	566945895.9417634
1995	711693101.1322204
1996	836304021.6513937
1997	1048073159.1228157
1998	904596079.8992504
1999	939100573.8326964
2000	940490592.82472
2001	981826760.9692836
2002	1000215084.2239572
2003	1112413250.9760504
2004	1285195846.6268344
2005	1461949685.6072865
2006	1771405798.9378982
2007	2284013588.8105526
2008	2762680333.1890955
2009	3141068231.11623
2010	2824291474.672252
2011	3088120223.325062
2012	4104183714.865257
2013	5214892788.488623
2014	7491703730.498239
2015	10526635479.743279
2016	16295184314.653027
2017	19283133813.760296
2018	23010295827.215057
2019	23807779977.290382
2020	24871407184.10055
2021	24310751875.24959
2022	28799624072.59724
2023	40067812071.28051