????:1???????????:???????

2??????????????

3?????????????

4???????

5?????

???????????????6?18?? (?? ??????????)?????????????????18?????????,?????1?????????5?????,????????????????????17.5%,???50%?

????????3?????????????,??«???»???????????????,???????????,?,7???????????????????????????????,31??????(????????????????????????)???

?????????????,??????;???????64.4????????????????????????????(??,????????????????????)??,????????5????????????????;???????????,??????????????,??,??????????????????????129????,?????????????????????????????????

????????????,?????????,???????????????????????????,1?????????????????????????????????????????5??,?????80%,??????????????????????????,??,?????

??????21??????????,?,???,??,?????(??????????????????????????) ??????????????????????:???