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

2???????vx

3???????

4???????????

5????95?92?

?6???????21??????????????????(?????????? ??)???A????21?,?50??,???????????????????“???????????????”?

???,????????????????????????????2998?,????0.24%;?9064??,??0.04%;?????????????1755??,?0.39%;????????50???????758??????,???0.43%?

?????????,?,????19????????????«??»(???????«?????????????????????»)????,?,?????????????

????????????,«?????»???:???;??;??,????????

???,??3000?????????????,????A???,???????????3000?????????,?????5????????,???????????????,???????????????,?????,?????????????,??????????????????

?????,??A?????,????????????????????????????3.09%?????????????????1.33%,???;?,????????????3.71%?????2.61%,?????(?????) ??????:?????????????