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