The Working Capital Fund Report starts on page 89 of 344 of the Defense Logistics Agency Fiscal Year 2023 Agency Financial Report.
The report can be viewed here: https://www.dla.mil/Portals/104/Documents/J8Finance/DLA%20FY23%20Consolidated%20AFR.pdf
This report is a result of Project No. D2023-D000FE-00048.000.