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

2?????

3????????

4???400????

5????????

?2??8??????????? (?? ?????????)???8????????,???1???????,???????,??13.6%??????????17.6%?

??1???????????,???218?,?????????173??????????????????????,??????????????????????????????????????????????????????100??,????,?????????

?????????????????173????????? ??????

??,??????,?????????1?????:???????????????40%,??16%,?8.2%?

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

?????????????1??,“??????????????”????????????????????????????????20.9%,????????15.5%;????????????????,???????14.2%?“???”(????????????????)?54.4%?

?????????????????????????,???????20???

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

?????????????????:??????