Year	including construction (current US$)
1991	7591181868535.468
1992	7970415845557.498
1993	7733828587137.651
1994	8349621664254.4795
1995	9301165382967.375
1996	9319476157200.371
1997	8996434356963.883
1998	8707060070737.379
1999	8971244423121.447
2000	9397825445062.717
2001	9026668567599.582
2002	9204151058956.041
2003	10321787734382.787
2004	11802830861318.703
2005	13009686639643.014
2006	14358830860535.125
2007	16219220839890.266
2008	18032399735658.48
2009	16171716751640.43
2010	18347511371328.23
2011	20807076752702.617
2012	21263527429588.547
2013	21597974173068.918
2014	21999444201496.004
2015	20215632644711.023
2016	20120249643227.81
2017	21815868862606.867
2018	23593559080166.758
2019	23462152292988.3
2020	22358112314908.617
2021	26546519881738.15
2022	27718201211942.605
2023	27809973856928.46