Year	including construction (current US$)
1997	181539072656.36285
1998	170126727334.00742
1999	189085279666.15063
2000	219708437142.27997
2001	210222107438.01654
2002	209734913655.7701
2003	249922203982.5851
2004	291488854727.133
2005	342700115530.6156
2006	380575634696.756
2007	421344381342.5193
2008	455678537956.8885
2009	344701250984.1659
2010	426188304452.9096
2011	486697022204.67664
2012	486979356756.4202
2013	491439314623.8796
2014	490043362985.93097
2015	380032251381.9573
2016	355950967448.0673
2017	396282298083.28723
2018	424815832585.47864
2019	419843824725.7772
2020	371727999597.03986