?? 4? 8?? ??? ??(??) ??? ??? ??? ??? ??? ??? ??? ??? ????? ??? ???? ?? ????? ?? ? ???? ???? ??? ??? ?? ???? ??? ??? ?? ?? ????? ???? ? ??? ????? ???? ???? ??? ??? ??? ???????? ??? ?? 4? 9??? ???? ???(?? ‘????????’)? ????? ??. ?? ???? ??? ??? ????? ??? ??1, 2? ??? ?? ??? 15%, 25%??? 13%, 20%? ????? ??? ?? ??? ??1 ‘??’? ??? ???? ??? 3%? ??? ???? ???? ?????? ????(?? ????? ????? ??)? ????? ?? ????? ????.

??? ???????? ??? ?? ????. ‘????????’? ??? ????? ???? ???? ??? ??, ?????????? ????? ???? ???? ?????. ????? ????? ???? ?? ???????? ?? ????? ?? ? ??? ??? ??? ??????????? ??? ???? ??.

?? ??, ???? ????? ??? 4? 1??? ??? 16%, 10%??? 13%, 9%? ?????. ?? ??? ??? 3? 1??? 3%? ??? ???? ?????? ????. ????? ?? ??? ??? ????? ????? ??? ?? ?? ?? ???? ????? ?????? ???????? ??? ?????? ?? ? ??1? ??? ????? 15%?? 13%? ???? ???? 13%? ??? ??? ? ??2? ??? ??? ??? 25%?? 20%? ?????. ??? ???? ????? ??? ??? ??? ???? ?? ???? ????? ???? ???? ???? ??? ?? ??(????)? ?? ???? ????? ???? ??.