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