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