Year Percent of Fiscal Year GDP 2015-01-01 58.0932 2016-01-01 58.4485 2017-01-01 62.7688 2018-01-01 65.5118 2019-01-01 66.7067 2020-01-01 67.1985 2021-01-01 67.7357 2022-01-01 68.3357 2023-01-01 68.8394