Year	current US$
2012	50772337.82690018
2013	62796812.816057384
2014	51671570.27125357
2015	66159370.00233681
2016	60984089.86255527
2017	69334680.24339528
2018	89173417.49835762
2019	146178069.8678922
2020	104914478.56090963
2021	105793900.35569671
2022	99179805.85806072
