Year	including construction (current US$)
1989	179958000000
1990	128083381816.66666
1991	108813636363.63637
1992	112019354838.70967
1993	137369689369.59532
1994	186090697233.57263
1995	179881302585.79636
1996	189986239379.16623
1997	199552907999.31723
1998	191042372321.99097
1999	130402419549.12337
2000	150796475063.44897
2001	126777651308.80069
2002	114680118053.81728
2003	128861660842.08644
2004	162681659207.71088
2005	215530887943.18082
2006	260779832963.0442
2007	323088039698.8688
2008	391493127643.80646
2009	364715359892.9294
2010	513951866359.48627
2011	604385744209.3604
2012	545644828626.12646
2013	524851246864.11365
2014	502812637104.36926
2015	348909075885.5681
2016	329595198167.5662
2017	375322469307.25146
2018	359406922854.8165
2019	351328226218.42065
2020	287931224095.2254
2021	369605262901.2934
2022	445418441741.5283
2023	483927141907.5041