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

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