??????? ??????????????

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

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

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

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

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

(??????????????????)

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