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

2???????

3??????

4??????????

5?????

?1?6? ???,??????????????????,????

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?,???,??,1966?????7????????,????????,???1986????7??,1986???????6??????

1986???????????7?1987?10??,?;

1987?10?1998??????????6?,?,????;

1998?6??2005??9?????????????,?,???????????????,???????;

2005???????9????????????2013?12?????????,????????????????????????,??;

2013??12???2018???11?,??????????????????????????????????????;

2018?11?????,?????????????,?????????????? ???????:??