6 For the purpose of subsection 55(3) of the Act, the rate of interest shall be the rate described in subsection 30(2) of the Royal Canadian Mounted Police Superannuation Regulations calculated in respect of each quarter in each fiscal year on the last day of June, September, December and March on the balance to the credit of the Royal Canadian Mounted Police (Dependants) Pension Fund on the last day of the preceding quarter.