Using this [website](https://home.treasury.gov/resource-center/data-chart-center/interest-rates/TextView?type=daily_treasury_yield_curve&field_tdr_date_value=2024) import historical yield curve data Add federal funds data (Federal Funds Effective Rate, DFF) as well.
Using this website import historical yield curve data
Add federal funds data (Federal Funds Effective Rate, DFF) as well.