Year	including construction (constant 2015 US$)
1990	53027464364.09876
1991	48158599321.3386
1992	42448262667.65031
1993	40207636714.087845
1994	40139498696.821526
1995	44325168797.57858
1996	52428512810.58653
1997	54161596893.91152
1998	50292070809.89299
1999	58647857075.07689
2000	68438490412.52673
2001	68364793152.44414
2002	71484123361.59448
2003	74362941613.62923
2004	80982621215.29997
2005	88491126019.15013
2006	93631247683.39787
2007	99617754445.72517
2008	103083581900.98114
2009	108142195023.49272
2010	117212196156.99042
2011	115254574776.01543
2012	97523105850.32547
2013	96412543732.964
2014	106972997476.06523
2015	99115405106.75725
2016	97438241065.28442
2017	103371020839.69633
2018	111245716567.7128
2019	118356463529.14616
2020	120696595716.12567
2021	124820239600.71596
2022	131060536645.6123
2023	137286862012.85536