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

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

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

4?????

5??????

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

????????????????,?????????????,???????42.3??????,??15.3%,???????????????????????50%,?????111??????????????????,?????????????????,?????,??????????????7.3??

???????????? ??????????????:??????????????11????,??6400??????????,??35%,????,????????????1/3,????????????

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

(?????)

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