???? ????? ??? ???: ???? ??? ????? ??????? ??? ??? ???? ?? ????? ??? ??? ???? ?? ????? ????? ?????? ?????? ????? ??? ??????? ??????? ??? ????? ????? ??????? ?? ?????? ???????. ?? ??? ???????? ????? ?????? ??? ?????? ??? ??? 60% ??? ?????? ????? ?? ??????? ?????? ?? ???? ???? ???? ????? ???? ?????