Monthly
%
1982 - 2026
Jan 1, 1982 to Feb 1, 2026
FRED
1 months ago
RecentOct 1, 2026
Series is calculated as the spread between 6-Month Treasury Constant Maturity (https://fred.stlouisfed.org/series/GS6M) and Effective Federal Funds Rate (https://fred.stlouisfed.org/series/FEDFUNDS).
As of February 1, 2026 • M data • Source: FRED
This dataset contains 530 monthly observations, over 44 years, 8 months, updated monthly from FRED. View Methodology
Data Points
530
Coverage
44 years, 8 months
Updates
monthly
This dataset's metadata was updated on 10/8/2026. The current data may be outdated.