??? ????????? ??? ?? ???????? ??? ??????????? ???????? ?? ??? ?? ??????? ???? ??, ?? ???? ?????? ????? ???? ??? ?? ???? ??? ????? ?? ??????? ???? ???, ??????, ??????, ?????? ?? ???? ?????? ??? ??????? ???? ??? ?? ??????????? ??? ???????? ???? ???? ??? ??? ??? ??? ????????? ?? ?????? ?????????? ???? ???? ??, ?? ???? ????????? ?? 15% ?? 30% ???? ??? ??? ????????? ?? ????? ??? ????????????, ??????????, ???????????, ??????????, ??????? ???? ?? ??????? ???? ???? ????? ??, ???????? (????? ??? ?? ???????) ???? ?????????? ???, ?? ??? ??? ????????? ?? 60% ?? 80% ?????? ????? ???, ???? ??? ???????????? ?? ???? ??????? ???????? ?? ?????? ?????????? ?? ???? ???