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