| | | 1975 10 | | 1998 12 | 1996 9 | | | : | 1996.09 2002.11 | | | 2002.11 2006.06 | | 2006.06 2008.05 | | 2008.05 2012.08 | | 2012.08 2013.05 | | 2013.05 2017.10 | | 2017.10 2017.12 | | | 2017.12 2018.10 | | 2018.10 | |