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????? ??? ????? ??? ?? ???? ‘?????? ??? 4? ??’? ????? 29? ???. ?? ??? ‘?? ????? ??’? ?? ??????? ??? ??? ????? ?? ??? 12%? ??? ????. ??? 3? ??? ?? ???? ???? 0.5%??? ??? ????. ‘?? ?????? ????’? ?? ????? ???? ?? 5? ? ????, ‘?? ??? ???? ??’? ?? ????? ???? ?? 3? ???, ‘?? ??? ??? ????’? ???????? ??????? ???? ??? ??? ????? 20% ???? 0.5%? ??? ????.