https://www150.statcan.gc.ca/n1/pub/11-210-x/2010000/t098-eng.htm#T098FN1 https://www.bankofcanada.ca/rates/interest-rates/canadian-interest-rates/?rangeType=dates&rangeValue=1&rangeWeeklyValue=1&rangeMonthlyValue=1&ByDate_frequency=daily&lP=lookup_canadian_interest.php&sR=1970-01-01&se=V122530&dF=1970-01-01&dT=2025-08-19