?? ???509??????????
????:1????????????:??????
2???????
3?????
4??????????????
5??????????
????10??????????18?????? (?? ????????)???????????????18??????????????,??,???????????(??)??????,?509???
??,??????1??????1???????????????????????10???5?,????5835????????????????????,?16%??????????????,9??8????????????9?21????????,?????774??,????????????????
????,???????????????????????????????????????????????????,???????????????????????
?,??????,????????,????
??,?????,?,????,???????????????(?????????) ??????:????