Year	including construction (constant 2010 US$)
1981	112942582103.592
1982	103809850108.437
1983	91058067218.1771
1984	93793608403.9715
1985	98234186569.1837
1986	96251604535.6674
1987	101217791785.787
1988	107399128518.854
1989	108984123423.304
1990	121277943794.212
1991	120276894782.155
1992	123412270171.691
1993	117685578834.493
1994	113354698299.617
1995	111978210358.327
1996	117395648298.809
1997	119363059928.461
1998	121496091263.014
1999	120304164478.566
2000	125983604416.456
2001	131143050615.209
2002	133339256432.334
2003	144222378971.2
2004	151681656904.35
2005	159769799021.72
2006	162476946793.294
2007	164237679637.155
2008	166454318659.629
2009	168816301223.011
2010	177921546335.763
2011	189343692102.268
2012	194541551285.363
2013	199145212870.269
2014	211118162274.322
2015	214805463785.839
2016	209419676139.887
2017	215848963175.254
2018	225283138849.001