???5??????????????

?2?????14? (?? ?????)????????14???,????????????2????????8??????,?50???13?????,?????????????????5.3??,????????????????????75%?

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

?,??????770???????????????,??1?????10?????????1???22.5????6????,??????????????????????????????,?????????

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

???,???“?????”??????“????????????”????

?,???????????????????????????????3????????????,?7500????????,?95%??????,????????????????????

???????????????????,??96.8%,??????????????2.2%,?????1%,???????????

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