Year including construction (constant 2015 US$) 2009 610237664.455669 2010 599612190.6860946 2011 675563023.0829352 2012 724540978.7178005 2013 392743482.40079564 2014 334147815.9445841 2015 375205701.6977361 2016 385942773.3776848 2017 392652175.0195803 2018 391553104.69013673 2019 438790335.49027956 2020 438753020.86898077 2021 568008916.7609787 2022 559488587.7588745 2023 501957374.63665944