????:1?????????:????VX

2????????

3???????

4?????

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

???6??????????????19????????????? (??? ?????????)?????????????19?,?5??,????????????????1120???

?????????????5???????????167.9???,??18.4%????20.8%???4.8??80.3%,???28%?

??5???,?????40.7%???????????????882??,????45.7%,?37.5%?

??,5???,??????????????????,????????????“?????,???????80????????????,???????,????90??????”(????) ?????????:????????