Year	including construction (constant 2015 US$)
1991	3452.3989065122905
1992	3852.712456916633
1993	4509.82267322066
1994	5040.227306543671
1995	5508.171694736095
1996	5902.235490684703
1997	6225.796314670981
1998	6377.706410383408
1999	6831.333652297495
2000	7330.365727365837
2001	7744.654489601419
2002	8604.826989055891
2003	9404.214611695013
2004	9850.665184208889
2005	10234.053500308148
2006	10771.251206334215
2007	11444.62962061492
2008	12224.225076174966
2009	12996.180221286188
2010	14018.0302678979
2011	14813.390384997874
2012	15508.606166560237
2013	16663.006234135246
2014	17672.343557060773
2015	18816.2036363087
2016	19590.9646635867
2017	20410.715093108858
2018	21136.733157255094
2019	21777.683376036963
2020	22187.615151695118
2021	23099.914857544856
2022	23913.444441066018
