??
????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????(?????????????) ?????:??
?????????
?????1??????????????12.1%?????????????