| | | | | | | | | | | | | | | | | 1967 11 | | 1988.09---1996.09 | 1993.11 1995.09 | | 1996.09---2000.07 | | 2000.07---2001.06 | | 2001.06---2007.11 | | 2007.11---2013.04 | | 2013.04---2014.01 | | | 2014.01---2015.09 | | | | 2015.09---2016.04 | | | 2016.04---2017.10 | | 2017.10---2017.12 | | | 2017.12---2018.01 | | 2018.01 | | | | | | |