????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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??:???????????,??????????,??????????????