Notes on treasury bill yields

Treasury bill auction – Average yields – 3 month

Source: Bank of Canada, Data and Statistics Office

• From 1934 to 1952, the rates are a monthly average of yields at tender.
• From 1953 to 1960, the rates are average yields at Thursday tender following the last Wednesday of the month.
• The first sale of treasury bills by public tender occurred March 1, 1934.
• Since 1960, monthly series show values for the last Tuesday of the month.

Treasury bill auction – Average yields – 6 month

Source: Bank of Canada, Data and Statistics Office

• From 1959 to 1960, the rates are average yields at Thursday tender following the last Wednesday of the month.
• Since May 1959, 6-month treasury bills have regularly been sold by weekly public tender.
• Since 1960, monthly series show values for the last Tuesday of the month.