5.—(1) This paragraph shall apply in the case of a student who having, in any academic year, attended his course –
(a)in the case of a course provided at the University of Oxford or the University of Cambridge, for a period of 25 weeks 3 days; or
(b)in the case of any other course, for a period of 30 weeks 3 days,
in that year attends a course so provided for a further period (“the excess period”).
(2) In respect of each week and any part of a week comprised in the excess period the supplementary requirement shall be –
(a)in the case of a student residing at his parents' home, £47;
(b)in the case of any other student, £69 except that –
(i)if he attends a course at the University of London or at an institution within the area comprising the City of London and the Metropolitan Police District, it shall be £90;
(ii)if he attends, for a period of at least eight weeks and as part of his course, an overseas institution, it shall be –
£127 if the institution is in a high-cost country; or
£97 if the institution is in any other country.