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

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