Year U.S. Dollars 2015-01-01 191454400000 2016-01-01 201309200000 2017-01-01 220407700000 2018-01-01 240779100000 2019-01-01 264939200000 2020-01-01 290621400000 2021-01-01 316841200000 2022-01-01 344707700000 2023-01-01 373795400000