1???????????????9.8??????
???????2????10??????????????????? (??????? ???????)??10??????????????,1????,??9.89?????????????????,?5.2%;??,???????19.19????,?????????????????2.5??????
????????????,1?????(3.68?????????)???????(1.15??)??(1.11???????)?
???????,???????(????1.06????????????????????)???(???0.99??)?????(??0.86????????????????)?
???????,1???????,????,?,?????(????) ???:?????
??
???:????