Year	including construction (current US$)
1991	8883803830.826584
1992	9451547024.952015
1993	9651969081.494143
1994	13083682389.364414
1995	15512900079.79431
1996	15951187711.36373
1997	17067192192.192192
1998	15803918891.240528
1999	14354262077.116264
2000	15023639645.835125
2001	15107037997.776573
2002	16128720470.762146
2003	17554322832.835133
2004	21800046868.592182
2005	26131889465.222797
2006	33203750076.345203
2007	38517417705.337166
2008	43792337400.45798
2009	40538144877.49818
2010	52773594088.75713
2011	63957372644.42104
2012	68455398231.564766
2013	68116905924.31471
2014	63652060341.43888
2015	57582198936.767204
2016	58637441327.00378
2017	66041034348.23254
2018	70394264229.66206
2019	69529522432.16977
2020	61065980799.10362
2021	80888450463.5163
2022	86285106230.97058