29 ????? 2020 /????? ????? ??????? ???????/????? ???? ??????? ?????????? ????????? (C&EN) ????????? ????? ???? 50 ???? ?????? ?????????? ???? 2020 ?? 27 ????? ??????? ???? ???? ??????? ?????? ?????????? ????????? ???? ??????? ?? ?????? ?????? ?????????? ????????? ?? ???? ? ???? ???? ?????? ??????? ??????? ?????? ?????? ????? ???? ?? ????? ??????? ?????? ???? ???.

???? ?????? ?????? ?????????? ????? 66.4 ????? ????? ?????? ?? ??? 2019? ??????? 5.4% ?????? ???? 2018? ????? ???????? ?????????? ??????? 61.6 ????? ????? ?????? ????? ?????? ?????? ??? ????? ?????? ??? ?????? ?????? ?????? ?????? 43 ????? ????? ??????.

???????? ?? ?????? ?????? ??? ?????? ?????? ??: ???? ?????? ???????? ??????? ?????? ????? ?????????? ??????? ???????? ????? ?????.

???? ??????? ??? ?? 6 ???? ???????? ????? ????? ??? ????? ???? 50 ???? ???????? ??????? ?????? ???? ????? ?? ????? ??????. ?? ?????? ????? ?????????? ?????? ???13? ?????? "??????" ?? ?????? ???26? ?????? ???????? ??????? ????? ?????? ?????????? ??????? ??????? ?????? ???29? ????? ?????? ?? ?????? ???32.

?? ??? ??????? ??????? 10 ????? ?? ???????? ??????? ?8 ?? ??????? ?6 ?? ??????? ?4 ?? ???? ????????? ??????? ??? ?? ??????? ??????? ??????? ??????.

????? ??????? ??? ?????? ????? ??????? ???? 2019? ????? ???? ??????? ?? 7 ??????? ????? ?? ?????????? ?????? ????? ??????? ?????????? ?????????? ?? ?????? ????? ???????? ???????? ??????? ?? ??? 2019. ??? ???? ?????? ????????? ?????????? ??????? ??????? ???? 2019 855.6 ????? ????? ??????? ??????? 5% ?? ????? ??????.

????? C&EN ?? ?? ??? ??????? ?????? ????? ???? ????? ??????. ????? ??? ??? ??? ????? ????? ???????? ??????? ????? ????? ???? ???? ?????? ??????? ??????? ????? ???? ???? ?????? ??????.