Year current US$ 2012 743419.8558330534 2013 1404374.2641806598 2014 712040.0071144105 2015 979619.9947595594 2016 890839.9939537056 2017 1266259.9980831156 2018 1916047.4864766 2019 2994310.0619129874 2020 2006755.9368908398 2021 2063000.0084638603 2022 2589530.685916542