Year	including construction (constant 2010 US$)
1981	78200661774.2093
1982	67792623506.0028
1983	54929276992.9537
1984	55837375662.3126
1985	58339413741.5652
1986	55539889095.035
1987	58546193340.0106
1988	63306265792.9511
1989	62827365078.2445
1990	74173312853.5949
1991	72592877553.2609
1992	77040161389.3731
1993	71792745348.5742
1994	67543790878.1221
1995	65509679076.2352
1996	69210419603.0553
1997	70524550901.5423
1998	70801098616.0827
1999	67877231054.9708
2000	72940711052.7086
2001	77022416923.7116
2002	78014509031.391
2003	87501004010.0334
2004	89042181734.9532
2005	90551837170.1553
2006	88773436964.5637
2007	87062147382.5334
2008	85282479727.6078
2009	87419301988.7157
2010	91993465640.9267
2011	99712717401.4291
2012	102133441105.67
2013	104342469961.676
2014	111393055341.388
2015	108894708705.372
2016	99257119381.4954
2017	101387111248.32
2018	103351396736.845