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