4 ?????? 2020/????? ????? ??????? ???????/ ??? ??? 60 ???? ????? ???? ???? ??????? ???????? ???? ?????? ????? ?? ???? ???????? ?????? ????? ????? ?????? ????. ?????? ?? ???? ????? ??? ????? ??? ???? ????? ?????? ???? ?????? ??????? ??? 70% ??? 80% ?? ???????? ?? ???? 20 ?????. ????? ?????? ??????? ???? ?????? ???? ????????? ???????? ??????? ?????? ????.