Year U.S. Dollars 2015-01-01 -22100000 2016-01-01 -33400000 2017-01-01 -10500000 2018-01-01 -16100000 2019-01-01 -31600000 2020-01-01 -29700000 2021-01-01 -36900000 2022-01-01 -41700000 2023-01-01 -44100000