| | 1976 2 1986 7 | | | | 1983.09 1986.07 | | 1986.07 1987.07 | | 1987.09 1989.09 | | 1989.09 1992.09 | 1988.09 1991. 07 | | | 1992.09 1996.10 | 1995.03 | | 1996.10 1998.04 | | 1998.04 2002.04 | 1998.08 2000.12 | | | 2002.04 2006.09 | | 2006.09 2011.04 | 2007.09 | 2010.07 | | 2011.04 2017.10 | 2012.10 | | 2017.10 2017.12 | | 2017.12 | | |