| | | | | 1969 12 | 1991 12 1992 8 | | | | 1988.09 1992.08 | | | 1992.08 1994.08 | | | 1994.08 1994.12 | | | 1994.12 1996.03 | | | 1996.03 1999.05 | | | 1999.05 2001.06 | | 2001.06 2002.08 | | | 2002.08 2003.11 | | | 2003.11 2006.08 | | | 2006.08 2011.12 | | | 2011.12 2016.07 | 2011.09 2013. | 07 | | | 2016.07 2017.10 | | | 2017.10 2019.03 | | | 2019.03 2021.06 | | | 2021.06 2021.07 | | | 2021.07 | |