??????????2?????????18????? ???????????18??,1????,????3.69??,???????12.1%?
??????,????,????????,?????????2.75?,??74.6%,???10.6%??1446.17??????,????17.6%,????971?????,?????18.9%?
??,1?,????4.23????,???????????2884.72??????,???3.27?????????,?2664.89??????????????????,?????????0.77???0.48??,??10.9%????????????17.5%?
????,1?????,???439????????,?3.7%,?18.3?????????(???????????) ????:????????????
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?????268???????:???????
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?????????????????????20%
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??????????????:??7????
?????????????????30??
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?????????5.5%??????1????