Year including construction (constant 2015 US$) 2013 236878603.18931758 2014 254461852.49789327 2015 276263067.9548281 2016 293156106.30738795 2017 334496221.74320436 2018 398244451.28250736 2019 451650109.37299085 2020 435051975.4914542 2021 484807440.9170482 2022 519899637.5664603 2023 571889601.3231064