????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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