????:1?98?????:????

2??????

3???????

4???????

5?????????

????????2?5????????????? ?????“?”5??,????????????3?4????4???????????7.3??,?????9?????

?????,?????“??????????????????????”?

?????????????????,??(?????S)???,?????,??,??5????

??????,?,??????????????????????????

??“??????????????”???,???,1??21???2????????????3??142???,???????????????????25???????????????2????2???,??65??46.3%,?????68.6%?

????,????????????????????,??,?????????????(??) ??:????????