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????:1?800??????:?????????
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3??????????
4????????????
5???????
??????7?????16?? (?? ??? ??????)????????????????16?????????????????
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?????,???????????:???????????????60???,??????????????????????????5%;??????5.8%?4.6%,????????????????????????????43.6%?????????????????52.6%;????????????????????????????“?”?60.5%?25.6%??13.9%;????????????????????????21.2??,???;?????5.3%……???,????????,????????????????????????“?????????”???????????,????,?“??????????”????“??????”????????
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