,Instrument,"U.S. government securities/Treasury bills (secondary market)"
  ,Maturity,"1-year"
  ,Frequency,"Annual"
  ,Description,"12-MONTH TREASURY BILL SECONDARY MARKET RATE QUOTED ON DISCOUNT BASIS"
  ,Status,"Discontinued"
  ,Note,"Annualized using a 360-day year or bank interest."
  ,Note,"On a discount basis."
  ,Note,"Series ended August 24, 2001."


DATE      , TBY1
1959, 4.64
1960, 3.42
1961, 2.81
1962, 3.01
1963, 3.30
1964, 3.75
1965, 4.06
1966, 5.07
1967, 4.70
1968, 5.46
1969, 6.79
1970, 6.49
1971, 4.67
1972, 4.76
1973, 7.02
1974, 7.72
1975, 6.30
1976, 5.52
1977, 5.70
1978, 7.74
1979, 9.73
1980, 10.85
1981, 13.16
1982, 11.07
1983, 8.80
1984, 9.94
1985, 7.81
1986, 6.07
1987, 6.33
1988, 7.13
1989, 7.92
1990, 7.35
1991, 5.52
1992, 3.71
1993, 3.29
1994, 5.02
1995, 5.60
1996, 5.22
1997, 5.32
1998, 4.80
1999, 4.81
2000, 5.78
2001, 3.84
2002, ND
2003, ND
2004, ND
2005, ND
2006, ND
2007, ND