Year Percent of Fiscal Year GDP 2015-01-01 27.4600 2016-01-01 28.3350 2017-01-01 28.9131 2018-01-01 29.6331 2019-01-01 30.2509 2020-01-01 30.6970 2021-01-01 31.0973 2022-01-01 31.4908 2023-01-01 31.6505