| | | | | | | | | | | | | | | 1968 7 | | 1989 7 1993 8 | | 1987.09 1989.07 | | 1989.07 2004.06 | | 2004.06 2005.11 | | 2005.11 2007.12 | | 2007.12 2011.09 | | 2011.09 2012.11 | | 2012.11 2016.02 | | 2016.02 2022.07 | | | 2022.07 | | | | | | | | | | | |