????:1?????v:???????

2??????????

3????????????

4?????????

5???????

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