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

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

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

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

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

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

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

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