???????????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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