????????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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