§ Mr. de Freitasasked the Chancellor of the Exchequer whether he is aware that, taking the internal purchasing value of the £ sterling as 20 shillings in October, 1951, it declined to 18s. 4d. in May, 1953,17s. 7d. in May, 1955, 16s. 1d. in May, 1957; and what was the comparable figure for May, 1959.