????/???? ?? ‘???(62.0%)’… 20?(69.8%) vs 40?(42.6%)
????, 20?? ‘????? ???(67.7%)’ vs 40? ‘?? ????(54.1%)’
??? 64% “?? ?? ?”...20? 61.3% vs 40? 82.0%
????? ???? ??? ????? ?? ??? ????.
???? ???? ????? ?? ? ‘???’ ???? ???, ???? ???? ‘?????’? ??? ????? ??? ???? ???. ?? 20? ????? ‘?? ? ??? ???’ ????? ??? ??, ‘?? ?? ??? ????’ ????? ?? 40? ????? ???.
????? ???? ?? ??? 848?? ???? ‘???? ???’? ?? ????? ????. ?? ‘????? ??? ? ?? ?? ??? ??????’?? ??? ?? ???? 62.0%? ?????? ??? ? ‘??? ??? ????’? ???.
‘???’? ????? ????? ??? 20? ??? ??? 69.8%? ? 10?? 7?? ??? ???? ???, 30? ??? ??? 52.1%? ???? ???. 40? ??? ??? 42.6%? ?? ???? ?? ????? ???.
???? ????? ? ????? ??? ‘PC’? ????? ???? 73.6%? ?? ???. ??? ??? 20?(75.1%)? 30?(71.4%), 40?(70.5%) ? ????? ? 10?? 7? ???? ???.
????? ?? ??? ????? ??? ????.
‘????? ???? ?? ?? ?? ??????’?? ??? 20?? ‘?? ? ??? ??? ????’? ???? 67.7%(???? ???)? ??????? ???. ?? ‘?? ?? ??? ?? ? ?? ?? ????’? ???? 42.8%? ?? ???, 20.3%? ‘????? ????? ????? ???? ??? ??? ????’? ???.
30? ???? ???? ?? ??? 20?? ????. ‘?? ? ??? ??? ????’? ???? 61.8%(???)? ?? ???, ?? ‘?? ?? ??? ???(41.8%)’, ‘?? ??? ????? ????? ??? ???(22.9%)’ ??? ???.
?? 40? ???? ‘?? ?? ??? ?? ? ?? ?? ????’? ???? 54.1%? ??????? ???. ??? ?? ‘?? ? ??? ???’? ???? 47.5%? ?? ???.
?????? ???? ?? ???? ???? ?? ??? ???.
????? ????/???? ???? ‘????/???’? 1?(79.0%_???? ???)? ???. ?? ‘???? ????/?????’? ??? 47.3%? ???. ?? ? ????? ?? 1, 2?? ????.
? ???? 20? ????? ‘??????/???(25.0%)’? ‘???/?? ? ??(14.8%)’, ‘????/???? ???(11.4%)’? ?? ??? ??? ?? ??? ????? ???.
? ???? 30? ????? ‘????(27.9%)’, ‘??????(24.6%)’ ??? ??? ????? ??? ???. ? ???? 40? ??? ??? ‘????(39.3%)’?? ??? ????? ???? ?? ???? ?? ????? ???, ?? ‘???/?? ? ??(14.8%)’? ?? ??? ????? ??? ???.
??, ??? 10?? ?7?? ????? ???? ‘?????? ?? ??’? ???. ‘?? ?????? ?? ????’?? ??? ?? ??? ? 64.0%? ‘?? ??’? ???. ??? ??? ???? ??? ??, 20? ??? 61.3%, 30? ??? 65.0%, 40? ??? 82.0%? ???.
?【??=???】
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