Barratt Developments’ profits have soared 159% for the year ending June 2012, with housing completions up 14.1%. The housebuilder said that the rise in completions reflected the higher reservation rate achieved during the year. The total was 12,637 against 11,078 over the same period last year. Of these, 9,832 were private completions (2011: 8,444). The housebuilder’s average net private reservations …