1??????????????12.1%

????:??????:????

?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?????(???) ?????:?????