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

2?????

3?????600?????

4?????????

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

????????????2??????????????21???? (???? ???????)??????21??,?1??????????1?????????2??15?,?????43732?,??????27995??56%?

???,?,????????????????????????????0.38%,??0.42%?????

??,?(9113?????????????)???????????????????(7551?????????????????)????????(7362??????????)?????????????,??10???????????????14??????????????5??9???????

?,??2?????????15?????????

??????,??????;??????,???????;?,????

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