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