Federal Reserve Economic Data

Table Data - 6-Month Treasury Bill Secondary Market Rate, Discount Basis

Title 6-Month Treasury Bill Secondary Market Rate, Discount Basis
Series ID TB6MS
Source Board of Governors of the Federal Reserve System (US)
Release H.15 Selected Interest Rates
Seasonal Adjustment Not Seasonally Adjusted
Frequency Monthly
Units Percent
Date Range 1958-12-01 to 2025-12-01
Last Updated 2026-01-02 3:16 PM CST
Notes

Averages of Business Days, Discount Basis

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DATE VALUE
1958-12-01 3.01
1959-01-01 3.09
1959-02-01 3.13
1959-03-01 3.13
1959-04-01 3.27
1959-05-01 3.33
1959-06-01 3.52
1959-07-01 3.82
1959-08-01 3.87
1959-09-01 4.70
1959-10-01 4.53
1959-11-01 4.54
1959-12-01 4.85
1960-01-01 4.74
1960-02-01 4.30
1960-03-01 3.61
1960-04-01 3.55
1960-05-01 3.58
1960-06-01 2.74
1960-07-01 2.71
1960-08-01 2.59
1960-09-01 2.83
1960-10-01 2.73
1960-11-01 2.66
1960-12-01 2.50
1961-01-01 2.47
1961-02-01 2.60
1961-03-01 2.54
1961-04-01 2.47
1961-05-01 2.45
1961-06-01 2.54
1961-07-01 2.45
1961-08-01 2.66
1961-09-01 2.68
1961-10-01 2.66
1961-11-01 2.70
1961-12-01 2.88
1962-01-01 2.94
1962-02-01 2.93
1962-03-01 2.87
1962-04-01 2.83
1962-05-01 2.78
1962-06-01 2.80
1962-07-01 3.08
1962-08-01 2.99
1962-09-01 2.93
1962-10-01 2.84
1962-11-01 2.89
1962-12-01 2.91
1963-01-01 2.96
1963-02-01 2.98
1963-03-01 2.95
1963-04-01 2.98
1963-05-01 3.01
1963-06-01 3.08
1963-07-01 3.31
1963-08-01 3.44
1963-09-01 3.50
1963-10-01 3.58
1963-11-01 3.65
1963-12-01 3.66
1964-01-01 3.64
1964-02-01 3.67
1964-03-01 3.72
1964-04-01 3.66
1964-05-01 3.60
1964-06-01 3.56
1964-07-01 3.56
1964-08-01 3.61
1964-09-01 3.68
1964-10-01 3.72
1964-11-01 3.81
1964-12-01 3.95
1965-01-01 3.94
1965-02-01 4.00
1965-03-01 4.00
1965-04-01 3.99
1965-05-01 3.95
1965-06-01 3.86
1965-07-01 3.90
1965-08-01 3.95
1965-09-01 4.07
1965-10-01 4.19
1965-11-01 4.24
1965-12-01 4.55
1966-01-01 4.71
1966-02-01 4.82
1966-03-01 4.78
1966-04-01 4.74
1966-05-01 4.81
1966-06-01 4.65
1966-07-01 4.93
1966-08-01 5.27
1966-09-01 5.79
1966-10-01 5.62
1966-11-01 5.54
1966-12-01 5.07
1967-01-01 4.74
1967-02-01 4.59
1967-03-01 4.22
1967-04-01 3.89
1967-05-01 3.80
1967-06-01 3.89
1967-07-01 4.72
1967-08-01 4.83
1967-09-01 4.96
1967-10-01 5.07
1967-11-01 5.25
1967-12-01 5.49
1968-01-01 5.24
1968-02-01 5.17
1968-03-01 5.33
1968-04-01 5.49
1968-05-01 5.83
1968-06-01 5.64
1968-07-01 5.41
1968-08-01 5.23
1968-09-01 5.25
1968-10-01 5.41
1968-11-01 5.60
1968-12-01 6.06
1969-01-01 6.28
1969-02-01 6.30
1969-03-01 6.16
1969-04-01 6.13
1969-05-01 6.15
1969-06-01 6.75
1969-07-01 7.24
1969-08-01 7.19
1969-09-01 7.32
1969-10-01 7.29
1969-11-01 7.62
1969-12-01 7.90
1970-01-01 7.78
1970-02-01 7.22
1970-03-01 6.58
1970-04-01 6.60
1970-05-01 7.02
1970-06-01 6.86
1970-07-01 6.51
1970-08-01 6.55
1970-09-01 6.46
1970-10-01 6.21
1970-11-01 5.42
1970-12-01 4.89
1971-01-01 4.47
1971-02-01 3.78
1971-03-01 3.50
1971-04-01 4.03
1971-05-01 4.36
1971-06-01 4.97
1971-07-01 5.63
1971-08-01 5.22
1971-09-01 4.97
1971-10-01 4.60
1971-11-01 4.38
1971-12-01 4.23
1972-01-01 3.66
1972-02-01 3.63
1972-03-01 4.12
1972-04-01 4.23
1972-05-01 4.12
1972-06-01 4.35
1972-07-01 4.50
1972-08-01 4.55
1972-09-01 5.13
1972-10-01 5.13
1972-11-01 5.09
1972-12-01 5.30
1973-01-01 5.62
1973-02-01 5.83
1973-03-01 6.51
1973-04-01 6.52
1973-05-01 6.62
1973-06-01 7.23
1973-07-01 8.12
1973-08-01 8.65
1973-09-01 8.45
1973-10-01 7.32
1973-11-01 7.96
1973-12-01 7.56
1974-01-01 7.65
1974-02-01 6.96
1974-03-01 7.83
1974-04-01 8.32
1974-05-01 8.40
1974-06-01 8.12
1974-07-01 7.94
1974-08-01 9.11
1974-09-01 8.53
1974-10-01 7.74
1974-11-01 7.52
1974-12-01 7.11
1975-01-01 6.36
1975-02-01 5.62
1975-03-01 5.62
1975-04-01 6.00
1975-05-01 5.59
1975-06-01 5.61
1975-07-01 6.50
1975-08-01 6.94
1975-09-01 6.92
1975-10-01 6.25
1975-11-01 5.80
1975-12-01 5.85
1976-01-01 5.14
1976-02-01 5.20
1976-03-01 5.44
1976-04-01 5.18
1976-05-01 5.62
1976-06-01 5.77
1976-07-01 5.53
1976-08-01 5.40
1976-09-01 5.30
1976-10-01 5.06
1976-11-01 4.88
1976-12-01 4.51
1977-01-01 4.83
1977-02-01 4.90
1977-03-01 4.88
1977-04-01 4.80
1977-05-01 5.20
1977-06-01 5.21
1977-07-01 5.40
1977-08-01 5.83
1977-09-01 6.04
1977-10-01 6.43
1977-11-01 6.41
1977-12-01 6.40
1978-01-01 6.70
1978-02-01 6.74
1978-03-01 6.63
1978-04-01 6.73
1978-05-01 7.02
1978-06-01 7.23
1978-07-01 7.44
1978-08-01 7.37
1978-09-01 7.99
1978-10-01 8.55
1978-11-01 9.24
1978-12-01 9.36
1979-01-01 9.47
1979-02-01 9.41
1979-03-01 9.47
1979-04-01 9.49
1979-05-01 9.54
1979-06-01 9.06
1979-07-01 9.24
1979-08-01 9.49
1979-09-01 10.20
1979-10-01 11.66
1979-11-01 11.82
1979-12-01 11.84
1980-01-01 11.84
1980-02-01 12.86
1980-03-01 15.03
1980-04-01 12.88
1980-05-01 8.65
1980-06-01 7.30
1980-07-01 8.06
1980-08-01 9.41
1980-09-01 10.57
1980-10-01 11.63
1980-11-01 13.50
1980-12-01 14.64
1981-01-01 14.08
1981-02-01 14.05
1981-03-01 12.81
1981-04-01 13.45
1981-05-01 15.29
1981-06-01 14.09
1981-07-01 14.74
1981-08-01 15.52
1981-09-01 14.92
1981-10-01 13.82
1981-11-01 11.30
1981-12-01 11.52
1982-01-01 12.83
1982-02-01 13.61
1982-03-01 12.77
1982-04-01 12.80
1982-05-01 12.16
1982-06-01 12.70
1982-07-01 11.88
1982-08-01 9.88
1982-09-01 9.37
1982-10-01 8.29
1982-11-01 8.34
1982-12-01 8.16
1983-01-01 7.93
1983-02-01 8.23
1983-03-01 8.37
1983-04-01 8.30
1983-05-01 8.22
1983-06-01 8.89
1983-07-01 9.26
1983-08-01 9.51
1983-09-01 9.15
1983-10-01 8.83
1983-11-01 8.93
1983-12-01 9.17
1984-01-01 9.01
1984-02-01 9.18
1984-03-01 9.66
1984-04-01 9.84
1984-05-01 10.31
1984-06-01 10.51
1984-07-01 10.52
1984-08-01 10.61
1984-09-01 10.47
1984-10-01 9.87
1984-11-01 8.81
1984-12-01 8.28
1985-01-01 8.00
1985-02-01 8.39
1985-03-01 8.90
1985-04-01 8.23
1985-05-01 7.65
1985-06-01 7.09
1985-07-01 7.20
1985-08-01 7.32
1985-09-01 7.27
1985-10-01 7.33
1985-11-01 7.30
1985-12-01 7.14
1986-01-01 7.16
1986-02-01 7.11
1986-03-01 6.57
1986-04-01 6.08
1986-05-01 6.19
1986-06-01 6.27
1986-07-01 5.86
1986-08-01 5.55
1986-09-01 5.35
1986-10-01 5.26
1986-11-01 5.41
1986-12-01 5.55
1987-01-01 5.44
1987-02-01 5.59
1987-03-01 5.60
1987-04-01 5.90
1987-05-01 6.05
1987-06-01 5.99
1987-07-01 5.76
1987-08-01 6.15
1987-09-01 6.64
1987-10-01 6.69
1987-11-01 6.19
1987-12-01 6.36
1988-01-01 6.25
1988-02-01 5.93
1988-03-01 5.91
1988-04-01 6.21
1988-05-01 6.56
1988-06-01 6.71
1988-07-01 6.99
1988-08-01 7.39
1988-09-01 7.43
1988-10-01 7.50
1988-11-01 7.86
1988-12-01 8.22
1989-01-01 8.36
1989-02-01 8.55
1989-03-01 8.85
1989-04-01 8.65
1989-05-01 8.41
1989-06-01 7.93
1989-07-01 7.61
1989-08-01 7.74
1989-09-01 7.74
1989-10-01 7.62
1989-11-01 7.49
1989-12-01 7.42
1990-01-01 7.55
1990-02-01 7.70
1990-03-01 7.85
1990-04-01 7.84
1990-05-01 7.76
1990-06-01 7.63
1990-07-01 7.52
1990-08-01 7.38
1990-09-01 7.32
1990-10-01 7.16
1990-11-01 7.03
1990-12-01 6.70
1991-01-01 6.28
1991-02-01 5.93
1991-03-01 5.92
1991-04-01 5.71
1991-05-01 5.61
1991-06-01 5.75
1991-07-01 5.70
1991-08-01 5.39
1991-09-01 5.25
1991-10-01 5.04
1991-11-01 4.61
1991-12-01 4.10
1992-01-01 3.87
1992-02-01 3.93
1992-03-01 4.18
1992-04-01 3.87
1992-05-01 3.75
1992-06-01 3.77
1992-07-01 3.28
1992-08-01 3.21
1992-09-01 2.96
1992-10-01 3.04
1992-11-01 3.34
1992-12-01 3.36
1993-01-01 3.14
1993-02-01 3.07
1993-03-01 3.05
1993-04-01 2.97
1993-05-01 3.07
1993-06-01 3.20
1993-07-01 3.16
1993-08-01 3.14
1993-09-01 3.06
1993-10-01 3.12
1993-11-01 3.26
1993-12-01 3.23
1994-01-01 3.15
1994-02-01 3.43
1994-03-01 3.78
1994-04-01 4.09
1994-05-01 4.60
1994-06-01 4.55
1994-07-01 4.75
1994-08-01 4.88
1994-09-01 5.04
1994-10-01 5.39
1994-11-01 5.72
1994-12-01 6.21
1995-01-01 6.21
1995-02-01 6.03
1995-03-01 5.89
1995-04-01 5.77
1995-05-01 5.67
1995-06-01 5.42
1995-07-01 5.37
1995-08-01 5.41
1995-09-01 5.30
1995-10-01 5.32
1995-11-01 5.27
1995-12-01 5.13
1996-01-01 4.92
1996-02-01 4.77
1996-03-01 4.96
1996-04-01 5.06
1996-05-01 5.12
1996-06-01 5.25
1996-07-01 5.30
1996-08-01 5.13
1996-09-01 5.24
1996-10-01 5.11
1996-11-01 5.07
1996-12-01 5.04
1997-01-01 5.10
1997-02-01 5.06
1997-03-01 5.26
1997-04-01 5.37
1997-05-01 5.30
1997-06-01 5.13
1997-07-01 5.12
1997-08-01 5.19
1997-09-01 5.09
1997-10-01 5.09
1997-11-01 5.17
1997-12-01 5.24
1998-01-01 5.03
1998-02-01 5.07
1998-03-01 5.04
1998-04-01 5.06
1998-05-01 5.14
1998-06-01 5.12
1998-07-01 5.03
1998-08-01 4.95
1998-09-01 4.63
1998-10-01 4.05
1998-11-01 4.42
1998-12-01 4.40
1999-01-01 4.33
1999-02-01 4.44
1999-03-01 4.47
1999-04-01 4.37
1999-05-01 4.56
1999-06-01 4.82
1999-07-01 4.58
1999-08-01 4.87
1999-09-01 4.88
1999-10-01 4.98
1999-11-01 5.20
1999-12-01 5.44
2000-01-01 5.50
2000-02-01 5.72
2000-03-01 5.85
2000-04-01 5.81
2000-05-01 6.10
2000-06-01 5.97
2000-07-01 6.00
2000-08-01 6.07
2000-09-01 5.98
2000-10-01 6.04
2000-11-01 6.06
2000-12-01 5.68
2001-01-01 4.95
2001-02-01 4.71
2001-03-01 4.28
2001-04-01 3.85
2001-05-01 3.62
2001-06-01 3.45
2001-07-01 3.45
2001-08-01 3.29
2001-09-01 2.63
2001-10-01 2.12
2001-11-01 1.88
2001-12-01 1.78
2002-01-01 1.73
2002-02-01 1.82
2002-03-01 2.00
2002-04-01 1.92
2002-05-01 1.86
2002-06-01 1.79
2002-07-01 1.69
2002-08-01 1.60
2002-09-01 1.60
2002-10-01 1.56
2002-11-01 1.27
2002-12-01 1.24
2003-01-01 1.20
2003-02-01 1.18
2003-03-01 1.13
2003-04-01 1.14
2003-05-01 1.08
2003-06-01 0.92
2003-07-01 0.95
2003-08-01 1.03
2003-09-01 1.01
2003-10-01 1.00
2003-11-01 1.02
2003-12-01 0.99
2004-01-01 0.97
2004-02-01 0.99
2004-03-01 0.99
2004-04-01 1.09
2004-05-01 1.31
2004-06-01 1.60
2004-07-01 1.66
2004-08-01 1.72
2004-09-01 1.87
2004-10-01 2.00
2004-11-01 2.27
2004-12-01 2.43
2005-01-01 2.61
2005-02-01 2.77
2005-03-01 3.00
2005-04-01 3.05
2005-05-01 3.08
2005-06-01 3.13
2005-07-01 3.42
2005-08-01 3.66
2005-09-01 3.67
2005-10-01 3.99
2005-11-01 4.15
2005-12-01 4.18
2006-01-01 4.31
2006-02-01 4.52
2006-03-01 4.62
2006-04-01 4.72
2006-05-01 4.82
2006-06-01 4.97
2006-07-01 5.06
2006-08-01 4.97
2006-09-01 4.89
2006-10-01 4.92
2006-11-01 4.95
2006-12-01 4.88
2007-01-01 4.95
2007-02-01 4.96
2007-03-01 4.89
2007-04-01 4.86
2007-05-01 4.78
2007-06-01 4.76
2007-07-01 4.83
2007-08-01 4.38
2007-09-01 4.05
2007-10-01 4.01
2007-11-01 3.46
2007-12-01 3.23
2008-01-01 2.75
2008-02-01 2.04
2008-03-01 1.48
2008-04-01 1.55
2008-05-01 1.82
2008-06-01 2.13
2008-07-01 1.93
2008-08-01 1.92
2008-09-01 1.61
2008-10-01 1.20
2008-11-01 0.73
2008-12-01 0.26
2009-01-01 0.30
2009-02-01 0.45
2009-03-01 0.42
2009-04-01 0.35
2009-05-01 0.30
2009-06-01 0.31
2009-07-01 0.27
2009-08-01 0.26
2009-09-01 0.21
2009-10-01 0.16
2009-11-01 0.15
2009-12-01 0.17
2010-01-01 0.15
2010-02-01 0.18
2010-03-01 0.22
2010-04-01 0.24
2010-05-01 0.22
2010-06-01 0.19
2010-07-01 0.20
2010-08-01 0.19
2010-09-01 0.19
2010-10-01 0.18
2010-11-01 0.18
2010-12-01 0.19
2011-01-01 0.18
2011-02-01 0.17
2011-03-01 0.16
2011-04-01 0.12
2011-05-01 0.09
2011-06-01 0.10
2011-07-01 0.08
2011-08-01 0.06
2011-09-01 0.04
2011-10-01 0.05
2011-11-01 0.05
2011-12-01 0.05
2012-01-01 0.07
2012-02-01 0.12
2012-03-01 0.14
2012-04-01 0.14
2012-05-01 0.15
2012-06-01 0.15
2012-07-01 0.15
2012-08-01 0.14
2012-09-01 0.14
2012-10-01 0.15
2012-11-01 0.14
2012-12-01 0.12
2013-01-01 0.11
2013-02-01 0.12
2013-03-01 0.11
2013-04-01 0.09
2013-05-01 0.08
2013-06-01 0.09
2013-07-01 0.07
2013-08-01 0.07
2013-09-01 0.04
2013-10-01 0.08
2013-11-01 0.10
2013-12-01 0.10
2014-01-01 0.07
2014-02-01 0.08
2014-03-01 0.08
2014-04-01 0.05
2014-05-01 0.05
2014-06-01 0.06
2014-07-01 0.06
2014-08-01 0.05
2014-09-01 0.04
2014-10-01 0.05
2014-11-01 0.07
2014-12-01 0.11
2015-01-01 0.08
2015-02-01 0.07
2015-03-01 0.11
2015-04-01 0.09
2015-05-01 0.08
2015-06-01 0.09
2015-07-01 0.12
2015-08-01 0.22
2015-09-01 0.18
2015-10-01 0.11
2015-11-01 0.32
2015-12-01 0.49
2016-01-01 0.43
2016-02-01 0.44
2016-03-01 0.46
2016-04-01 0.37
2016-05-01 0.41
2016-06-01 0.40
2016-07-01 0.39
2016-08-01 0.44
2016-09-01 0.46
2016-10-01 0.47
2016-11-01 0.57
2016-12-01 0.63
2017-01-01 0.61
2017-02-01 0.64
2017-03-01 0.87
2017-04-01 0.93
2017-05-01 1.02
2017-06-01 1.09
2017-07-01 1.11
2017-08-01 1.11
2017-09-01 1.15
2017-10-01 1.23
2017-11-01 1.36
2017-12-01 1.47
2018-01-01 1.59
2018-02-01 1.75
2018-03-01 1.87
2018-04-01 1.93
2018-05-01 2.02
2018-06-01 2.06
2018-07-01 2.11
2018-08-01 2.19
2018-09-01 2.29
2018-10-01 2.40
2018-11-01 2.46
2018-12-01 2.48
2019-01-01 2.45
2019-02-01 2.44
2019-03-01 2.44
2019-04-01 2.39
2019-05-01 2.35
2019-06-01 2.11
2019-07-01 2.03
2019-08-01 1.88
2019-09-01 1.84
2019-10-01 1.62
2019-11-01 1.55
2019-12-01 1.54
2020-01-01 1.52
2020-02-01 1.47
2020-03-01 0.29
2020-04-01 0.17
2020-05-01 0.15
2020-06-01 0.18
2020-07-01 0.14
2020-08-01 0.12
2020-09-01 0.12
2020-10-01 0.11
2020-11-01 0.10
2020-12-01 0.09
2021-01-01 0.09
2021-02-01 0.06
2021-03-01 0.05
2021-04-01 0.04
2021-05-01 0.04
2021-06-01 0.05
2021-07-01 0.05
2021-08-01 0.06
2021-09-01 0.05
2021-10-01 0.06
2021-11-01 0.07
2021-12-01 0.15
2022-01-01 0.33
2022-02-01 0.64
2022-03-01 0.83
2022-04-01 1.23
2022-05-01 1.45
2022-06-01 2.11
2022-07-01 2.76
2022-08-01 3.05
2022-09-01 3.63
2022-10-01 4.18
2022-11-01 4.48
2022-12-01 4.55
2023-01-01 4.67
2023-02-01 4.81
2023-03-01 4.77
2023-04-01 4.79
2023-05-01 5.03
2023-06-01 5.19
2023-07-01 5.27
2023-08-01 5.28
2023-09-01 5.31
2023-10-01 5.33
2023-11-01 5.24
2023-12-01 5.12
2024-01-01 5.02
2024-02-01 5.09
2024-03-01 5.11
2024-04-01 5.15
2024-05-01 5.17
2024-06-01 5.15
2024-07-01 5.01
2024-08-01 4.74
2024-09-01 4.42
2024-10-01 4.30
2024-11-01 4.31
2024-12-01 4.19
2025-01-01 4.15
2025-02-01 4.19
2025-03-01 4.10
2025-04-01 4.05
2025-05-01 4.13
2025-06-01 4.14
2025-07-01 4.13
2025-08-01 3.94
2025-09-01 3.75
2025-10-01 3.68
2025-11-01 3.69
2025-12-01 3.53

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