Year U.S. Dollars 2015-01-01 -22086000000 2016-01-01 -15300000000 2017-01-01 -51214200000 2018-01-01 -66642400000 2019-01-01 -67364400000 2020-01-01 -72515900000 2021-01-01 -83772400000 2022-01-01 -102474700000 2023-01-01 -121232000000