| | | | | | | | | | 1967 9 1987 1994 | 12 | | 1987.07 1989.0 9 | 1989.09 1994.05 | 1994.05 2001.10 | | 2001.10 2005.06 | | 2005.06 2005.11 | 2005.11 2011.12 | 2011.12 2017.10 | 2016.12 | 2017.10 2017.12 | | | 2017.12 2018.04 | | | 2018.04 | 2019.08 | | | |