| 1968 7 | | | 1986.09 1989.07 | | 1989 .07 1989.10 | 1989.10 1995.04 | | 1995.04 1999.01 | | 1999.01 2004.01 | | 2000.08 2002.12 | | 2004.01 2019.01 | | 2019.01 | | | | | | | | | | | | |