???????????:???34.1???

2?????21??????,??????,??????????

??????,?,??????????“???????????”??????????????????,?????????????????????????????,??,??????,???????????????????????????

??,????????????????,??????????34.1??,?3???????49%,?51%,????93.6%,?????????????????39%,?????????????13%??????????????????????,??????????????(???????????)????????????????????????????????(? ??)

???:?????????????????