7Calculation of regional figures
(1)The persons who are to be returned as constituency members for constituencies included in the region must be determined before the persons who are to be returned as the regional members for the region.
(2)For each registered political party which has submitted a regional list, the regional figure for the purposes of section 8 is—
(a)the total number of regional votes given for the party in all the constituencies included in the region,
divided by
(b)the aggregate of one plus the number of candidates of the party returned as constituency members for any of those constituencies.
(3)Each time a seat is allocated to the party under section 8, that figure shall be recalculated by increasing (or further increasing) the aggregate in subsection (2)(b) by one.
(4)For each individual candidate to be a regional member for the region, the regional figure for the purposes of section 8 is the total number of regional votes given for him in all the constituencies included in the region.