Year	including construction (current US$)
1981	136896085827.1281
1982	114720156816.35077
1983	100694550536.9664
1984	83060126656.57834
1985	76927434574.83626
1986	76247028236.70488
1987	86820887009.95049
1988	90086316267.23192
1989	92925311353.84506
1990	110591252647.99945
1991	115682384566.32385
1992	109397498520.15395
1993	106126327204.05145
1994	109861241886.22559
1995	148386696655.733
1996	168652402389.01755
1997	171364888522.57172
1998	155089180581.25433
1999	107038409705.83458
2000	121860025732.60324
2001	111433529953.44524
2002	118124003309.15018
2003	151041421604.43204
2004	193548862680.1404
2005	235852588108.93307
2006	273304936264.7011
2007	318794966939.1877
2008	376899129255.7901
2009	315307419582.94604
2010	397485614538.59485
2011	477796273872.9286
2012	490102374537.47144
2013	506760328961.33685
2014	509741361841.9792
2015	403096931930.1592
2016	355789048764.50165
2017	409798624055.5226
2018	486350535916.37823
2019	491910636506.8402
2020	449814000711.8534
2021	531545872862.3115
2022	582700655297.609
2023	555964183887.9777