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