????????????????????????

??????????????????????????2??3???? ???:???????3????,?????????????????????,???

?,????????????????86.82%??????????????,?,??????????????3.21%;???????????,????2.02%;???,?????????????1.86%;??,????1.74%????????????690.4?????,??????????591.6?,??????85.69%?

?????????????,???????????4.4??????486????

??????????????????????,?????????????????3?????,???????????????????????

1??26??????????,??????,?5?????????????????????????(???????????) ?????:?????????????????????????