Table Data - 1-Year Treasury Bill Secondary Market Rate, Discount Basis
| Title | 1-Year Treasury Bill Secondary Market Rate, Discount Basis |
|---|---|
| Series ID | RIFSGFSY01NA |
| Source | Board of Governors of the Federal Reserve System (US) |
| Release | H.15 Selected Interest Rates |
| Seasonal Adjustment | Not Seasonally Adjusted |
| Frequency | Annual |
| Units | Percent |
| Date Range | 1959-01-01 to 2025-01-01 |
| Last Updated | 2026-01-05 3:50 PM CST |
| Notes | Averages of daily figures. |
| DATE | VALUE |
|---|---|
| 1959-01-01 | 4.64 |
| 1960-01-01 | 3.42 |
| 1961-01-01 | 2.81 |
| 1962-01-01 | 3.01 |
| 1963-01-01 | 3.30 |
| 1964-01-01 | 3.75 |
| 1965-01-01 | 4.06 |
| 1966-01-01 | 5.07 |
| 1967-01-01 | 4.70 |
| 1968-01-01 | 5.46 |
| 1969-01-01 | 6.79 |
| 1970-01-01 | 6.49 |
| 1971-01-01 | 4.67 |
| 1972-01-01 | 4.76 |
| 1973-01-01 | 7.02 |
| 1974-01-01 | 7.72 |
| 1975-01-01 | 6.30 |
| 1976-01-01 | 5.52 |
| 1977-01-01 | 5.70 |
| 1978-01-01 | 7.74 |
| 1979-01-01 | 9.73 |
| 1980-01-01 | 10.85 |
| 1981-01-01 | 13.16 |
| 1982-01-01 | 11.07 |
| 1983-01-01 | 8.80 |
| 1984-01-01 | 9.94 |
| 1985-01-01 | 7.81 |
| 1986-01-01 | 6.07 |
| 1987-01-01 | 6.33 |
| 1988-01-01 | 7.13 |
| 1989-01-01 | 7.92 |
| 1990-01-01 | 7.35 |
| 1991-01-01 | 5.52 |
| 1992-01-01 | 3.71 |
| 1993-01-01 | 3.29 |
| 1994-01-01 | 5.02 |
| 1995-01-01 | 5.60 |
| 1996-01-01 | 5.22 |
| 1997-01-01 | 5.32 |
| 1998-01-01 | 4.80 |
| 1999-01-01 | 4.81 |
| 2000-01-01 | 5.78 |
| 2001-01-01 | 3.84 |
| 2002-01-01 | 1.67 |
| 2003-01-01 | . |
| 2004-01-01 | . |
| 2005-01-01 | . |
| 2006-01-01 | . |
| 2007-01-01 | . |
| 2008-01-01 | 1.63 |
| 2009-01-01 | 0.45 |
| 2010-01-01 | 0.30 |
| 2011-01-01 | 0.17 |
| 2012-01-01 | 0.17 |
| 2013-01-01 | 0.13 |
| 2014-01-01 | 0.11 |
| 2015-01-01 | 0.30 |
| 2016-01-01 | 0.60 |
| 2017-01-01 | 1.17 |
| 2018-01-01 | 2.25 |
| 2019-01-01 | 1.99 |
| 2020-01-01 | 0.36 |
| 2021-01-01 | 0.10 |
| 2022-01-01 | 2.68 |
| 2023-01-01 | 4.84 |
| 2024-01-01 | 4.48 |
| 2025-01-01 | 3.76 |