| 1973 12 | | | | | | | | | | | | | | | | | | | | | | | 1995.09 1999.07 | | | | 1999.07 1999.11 | | | 1999.11 2003.12 | | | 2003.12 2004.07 | | | 2004.07 2006.05 | | | 2006.05 2009.04 | | | 2009.04 2015.11 | | | 2015.11 2016.06 | | | 2016.06 2016.10 | | | 2016.10 2019.06 | | | 2019.06 2021.04 | | | | 2021.04 2021.07 | | | | 2021.07 | | |