| 1971 6 | 1994 | 1996 7 | 1989.09 1993.07 | | 1993.07 1996.07 | | 1996.07 2004.05 | | 2004.05 2005.04 | | 2005.04 2008.02 | | 2008.02 2013.01 | | 2013.01 2014.12 | | 2014.12 2017.09 | | 2017.09 2018.10 | | 2018.10 2021.02 | | 2021.02 2021.03 | | 2021.03—05 | | 2021.05 2021.06 | 2021.06 |