??
????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%?????????????