????:1????????:??????vx

2????????

3??????

4??????

5??????????

???????????5????????????24.4%(? ???)

?????6?????????29? (????)??:????5??,??733.1???????????????,??21.6%???,?655.9?,????24.4%,??,?????

5??????????,?????????????163.6?,???????21.3%?????????????,??147.8?,????23.8%?5?????????,??????????????,????,?????????

??5????,?6656.4????,?11.6%???,???5371.1??,?16.6%?5???????????,??675.1,????????14%,??????,?83.5????????????,??2.2?????(??????????) ?????:???????????