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

2?????????

3????????

4????????????

5????????????

??????????(??):?(7???29?????)?????????????????

??????????????????????????6?,??442.5??????????????????,?????????????72.8%,?????????????????????????????

???????????????????,?22.2%,????????????????????????15????????????????,??????????????????????1800?????????????,????????14.1%?

?????????15.7???,?4?,????????????

????????????????????6??????,????91.9????????????????213.5??????????????????,??? ?????????????:???