| 1968 6 | | 1984 12 | | | | | | | | | | | | | 1984.12 ︱ 1992.09 1987. | 09 ︱ 1990.07 | 1992 10 1992 12 | ; | 1993.01 ︱ 1997.06 | 1993.09 ︱ 1996.04 | | 1997.07 ︱ 2002.03 | 2002.04 ︱ 2006.03 | 2003.09 ︱ 2006.07 | | 2006.04 ︱ 2012.09 | 2012. 10 ︱ 2015. 01 | | 2015.01 ︱ 2021.12 | 2022.1 ︱ | | | |