| 1967 11 | 1984 12 | 1999 6 | | | | 1984.12 1990.06 | | 1990.06 1995.07 | | 1995.07 1997.07 | 1995.09 1998.08 | | 1997.07 2004.02 | 2001.08 2003.12 | | 2004.02 2017.11 | | 2017.11— | |