Year TDS, current US$ 2012 329063.4 2013 307197.1 2014 440078.5 2015 817596.5 2016 819730.4 2017 1790547 2018 3195912.2 2019 7181389.6 2020 8092051.9 2021 9633672.1 2022 14999859.7