????:1?????:??????????

2???????

3???????

4???????

5???????qq?

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