Year constant 2015 US$ 2010 1287313883.504636 2011 1368821072.7562723 2012 1949513911.7791524 2013 2048501797.5636337 2014 2369977015.892888 2015 2315422263.262008 2016 2502707482.045103 2017 2674325486.755568 2018 3102467073.717752 2019 3348226018.0592823 2020 2371402607.5009193 2021 2881580026.9231014 2022 4566261256.018