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

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

3??????????

4?????vx

5??????95?

???????,?????????????????17???,??,??,??????,???????

?????????????????????17???,???????????13.4%??????????,???????????????????

????,?????17??,??0.6%?

??????????8190????,?????2.2%;

????????????????????????4.3???????????,??4.1%?

??,??????????????????7??,??????????14.5%?

??????????????? ???:??????,??????????????????????????????????????????,???

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