| | | | 1967 1 | | 1989 7 1993 10 | | | | | 1987.09-1989.07 | | 1989.07-1990.12 | | 1990.12-1991.05 | 1991.05-1994.12 | | 1994.12-1996.04 | | 1996.04-1999.11 | | | 1999.11-2002.03 | ( 1998.03-2000.03 | | | 2002.03-2004.02 | 2003.03-2003.07 | | | 2004.02-2005.03 | | 2005.03-2006.03 | | | 2006.03-2012.05 | | | 2012.05-2016.0 4 | 2015.09-2015.12 | | ) | 2016.04-2017.10 | | 2017.10-2017.12 | | 2017.12 | | | | | |