| 1972 8 | | 1994 9 | 1991 8 | | | | | 1988.09 ︱ 1991.07 | | 1991.07 ︱ 1991.08 | 1991.08 ︱ 1992.05 | | 1992.05 ︱ 1995.04 | | 1995.04 ︱ 1997.05 | | 1997.05 ︱ 1999.03 | | 1999.03 ︱ 2001.03 | | 2001.03 ︱ 2006.03 | | 2001.09 ︱ 2003.12 | | | 2006.03 ︱ 2009.06 | | | 2009.06 ︱ 2011.05 | | | 2011.05 ︱ 2013.12 | | 2013.12 ︱ 2015.11 | | | | | 2011.08 ︱ 2014.01 | | 2015.11 ︱ 2018.07 | | 2018.07 ︱ 2021.05 | | | 2021.05 ︱ 2021.06 | 2021.06 ︱ 2022.12 | | | | 2022.12 ︱ | |