Year constant 2021 international $ 2014 6097335576.962528 2015 6133658494.595956 2016 6060016079.915746 2017 6345848568.387335 2018 6257763000.21483 2019 6156204078.284278 2020 5825483591.386701 2021 6220347840.739768 2022 6684589807.178431