Tennessee was one of only five states winning top A average grades in three of five budgetary categories evaluated for fiscal 2015 through 2019. California, Hawaii, Idaho, and Utah also boasted three As apiece.
The information comes from The Volker Alliance report on State and Local Government. You can find more information regarding the data here: https://www.volckeralliance.org/sites/default/files/Volcker%20Alliance-StateBudgetingReport-Tearsheet-Tennesse-FY17-19_0.pdf