5. The number of sales to be entered on the basic list shall be either 30 or the number obtained by performing the following operations consecutively, whichever number is higher:(1) the number of units of assessment included on the roll is multiplied by 0.001;
(2) 15.500 and the product of the multiplication prescribed in subparagraph 1 are added together;
(3) the number of units of assessment included on the roll is divided by the sum of the addition prescribed in subparagraph 2.
The product resulting from the multiplication and the sum resulting from the addition prescribed in subparagraphs 1 and 2 of the first paragraph shall comprise 3 decimals.
For the purposes of the first paragraph, the number of units of assessment included on the roll shall be the number indicated in the summary transmitted to the Minister of Municipal Affairs, Regions and Land Occupancy in accordance with the Regulation made under paragraph 1 of section 263 of the Act respecting municipal taxation (chapter F-2.1) and which reflects,(1) in any case where the median proportion for the first fiscal period to which the roll applies is being determined, the state of the preceding roll at a date within the period commencing 15 August and ending 15 September of the second preceding fiscal period;
(2) in any case where the median proportion for the second fiscal period to which the roll applies is being determined, the state of the roll at the date of its deposit;
(3) in any case where the median proportion for the third fiscal period to which the roll applies is being determined, the state of the roll at a date within the period commencing 15 August and ending 15 September of the second preceding fiscal period.