Year	including construction (constant 2010 US$)
1981	186292782991.693
1982	175400224632.129
1983	161090371218.695
1984	168042960502.284
1985	174746600297.283
1986	174273577394.398
1987	182808641343.628
1988	191334196793.577
1989	193116226400.725
1990	205469323486.518
1991	202744585185.8
1992	202817969276.624
1993	195901235885.601
1994	190538408043.915
1995	191187488631.745
1996	200711242788.768
1997	205365392700.953
1998	210579846919.842
1999	213530841498.778
2000	227628699608.025
2001	238108587192.032
2002	246668995202.033
2003	265553642580.57
2004	280979276624.192
2005	298023606121.682
2006	308495351991.534
2007	321554054812.274
2008	330975973592.832
2009	341927842220.719
2010	366845944004.413
2011	388643091528.016
2012	397267007718.17
2013	420441830745.025
2014	448701314951.907
2015	462094503235.768
2016	470619150385.078
2017	497774702170.031
2018	526708191830.751