????:1?????????:????300??400

2??????????

3????????????

4????????

5?????

?????????3800???

??8???20???????????????? (???????????? ????????)???????????20?,??8???19??????,????5.6????,???3800???????,???????100??25.2???

???,????????24????????,??144??,??????????

???????,?????????????????????,???????????????????????????????????????????????????????????,??????????1273??,??135??????????,????????????????11.9%,???(???????????) ???????????????????:????